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February 2007
CA08101001E For more information visit: www.eaton.com
8-21Switching Devices
8
Safety SwitchesProduct Selection
120/240 Vac General-Duty, Fusible, Single ThrowTable 8-41. 120/240 Vac General-Duty, Fusible, Single Throw
� Maximum hp ratings apply only when dual element time delay fuses are used.� Use 4-wire catalog numbers below.� Solid neutral bars are not included. Order separately from Table 8-1 on Page 8-5.� WARNING! Switch is not approved for service entrance unless a neutral kit is installed.
120/240 Vac General-Duty, Non-Fusible, Single Throw
DG322URB
Table 8-42. 120/240 Vac General-Duty, Non-Fusible, Single Throw
� WARNING! Switch is not approved for service entrance unless a neutral kit is installed.� Use 3-wire catalog numbers below.� Drilled to accept field installed neutral kits.Note: All general-duty safety switches are individually packaged.Note: Accessories are limited in scope on general-duty safety switches. See Page 8-5 for availability. In addition, clear line shields are available as an accessory on 200 – 600 ampere general-duty switches. Catalog Numbers: 200 A = 70-7759-11, 400 A = 70-8063-8, 600 A = 70-8064-8.
System Ampere
Rating
Fuse
Type
Provision
Maximum Horsepower Ratings � NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
RainproofSingle-Phase ac 3-Phase ac dc
120 Volt 240 Volt 240 Volt 250 Volt Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
3-Pole 3-Wire (Three Blades, Three Fuses) — 240 Vac 30 60100200400600
————HH
——————
——————
————50 – 12575 – 200
——————
�
�
�
�
DG325FGK ��
DG326FGK ��
�
�
�
�
DG325FRK ��
DG326FRK ��
4-Wire (Three Blades, Three Fuses, S/N) — 120/240 Vac 30 60100200400600
HHHHHH
——————
1-1/2 – 3 3 – 10 7-1/2 – 1515——
3 – 7-1/2 7-1/2 – 1515 – 3025 – 6050 – 12575 – 200
——————
DG321NGB
DG322NGB
DG323NGB
DG324NGK
DG325NGK
DG326NGK
DG321NRB
DG322NRB
DG323NRB
DG324NRK
DG325NRK
DG326NRK
S/N
System Ampere
Rating
Maximum Horsepower Ratings NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
RainproofSingle-Phase ac 3-Phase ac dc
120 Volt 240 Volt 240 Volt 250 Volt Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Non-Fusible — 2-Pole 2-Wire (Two Blades) — 240 Vac 30 60100200
23——
31015—
————
————
DG221UGB �
DG222UGB �
DG223UGB �
��
DG221URB �
DG222URB �
DG223URB ���
3-Pole 3-Wire (Three Blades) — 240 Vac 30 60100200400600
23————
3101515——
7-1/2 15 30 60125200
——————
DG321UGB �
DG322UGB �
DG323UGB �
DG324UGK �
DG325UGK �
DG326UGK �
DG321URB �
DG322URB �
DG323URB �
DG324URK �
DG325URK �
DG326URK �
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-22
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
Typical Fuse Dimensions
Figure 8-8. Typical Fuse Dimensions in InchesNote: For typical fuse dimensions in millimeters, see Figure 8-9 on Page 8-23.
A
B
250 V 600 V
Ampere A B A B
1/10 – 30 2.00 .56 5.00 .8135 – 60 3.00 .81 5.50 1.06
250 V 600 V
Ampere A B A B
70 – 100 5.88 1.06 7.88 1.34110 – 200 7.13 1.56 9.63 1.84225 – 400 8.63 2.06 11.63 2.59
– 10.38 2.59 13.38 3.13
250 V 600 V
Ampere A B A B
110 – 200 7.13 1.66 9.63 1.66– 8.63 2.38 11.63 2.38
450 – 600 10.38 2.88 13.38 2.88
A
B
T-Tron� Fuses
JJN (300 V) JJS (600 V)
Cl JClass JLow-Peak� and Limitron� Fuses
(600 V)
Cl LClass L Low-Peak and Limitron Fuses
KRP-C, KTU & KLU (601 – 4000 A) (600 V)NNote KRP CL (150 A 600 A) f: KRP-CL (150 A to 600 A) fuseshave same dimensions as 601 A to800 A case size. KTU (200 A to 600 A)have same dimensions, except tube3-inch lgth. x 2-inch dia.; terminal1.63-inch width x 1.25-inch thick.
Class RK5 and RK1Cl TClass TFusetron�, Low-Peak and
Limitron Fuses (250 and 600 V)
FRN-R and FRS-R; LPN-RK and LPS-RK; KTN-R and KTS-RBasic dimensions are same as Class H(formerly NEC) ONE-TIME (NON and NOS)and SUPERLAG Renewable RES and REN fuses.
Note: These fuses can be used to replaceexisting Class H, RK1 and RK5 fuses relatingto dimensional compatibility.
70 – 100 5.88 1.16 7.88 1.16
Low-Peak
Fusetron and Limitron
February 2007
CA08101001E For more information visit: www.eaton.com
8-23Switching Devices
8
Safety SwitchesProduct Selection
Figure 8-9. Typical Fuse Dimensions in MillimetersNote: For typical fuse dimensions in inches, see Figure 8-8 on Page 8-22.
A
B
T-Tron Fuses
JJN (300 V) JJS (600 V)
Class JLow-Peak and Limitron Fuses
LPJ and JKS (600 V)
Class L Low-Peak and Limitron Fuses
– 4000 A) (600 V)NNote KRP CL ( A A) f: KRP-CL (150 A to 600 A) fuses
ohave same dimensions as 601 A to)800 A case size. KTU (200 A to 600 A)
have same dimensions, except tube76.2 mm lgth. x 50.8 mm dia.; terminal41,3 mm width x 31.8 mm thick.
Class RK5 and RK1
250 V 600 V
A B A B
1/10 – 50.8 14.3 127.0 20.6– 76.2 20.6 139.7 27.0
250 V 600 V
Ampere A B A B
70 – 100 149.2 26.9 200.0 34.0110 – 200 181.0 39.6 244.5 46.7
219.1 52.3 295.3 65.8450 – 263.5 65.8 339.7 79.5
250 V 600 V
Ampere A B A B
70 – 100 149.2 29.5 200.0 29.5110 – 200 181.0 42.2 244.5 42.2
– 219.1 60.5 295.3 60.5450 – 600 263.5 73.2 339.7 73.2
A
B
Class TFusetron, Low-Peak and
Limitron Fuses (250 and 600 V)
FRN-R and FRS-R; LPN-RK and LPS-RK; KTN-R and KTS-RBasic dimensions are same as Class H(formerly NEC) ONE-TIME (NON and NOS) and SUPERLAG Renewable RES and REN fuses.
Note: These fuses can be used to replaceexisting Class H, RK1 and RK5 fuses relating to dimensional compatibility.
Fusetron and Limitron
Low-Peak
February 2007
8-24
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
240 Vac Heavy-Duty, Fusible, Single Throw
Specifications■ 30 – 1200 amperes. ■ Horsepower rated.■ Suitable for service entrance use,
except 4-pole switches.■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11.
DH221NRK
Table 8-43. Fusible
� Horsepower ratings apply only when neutral is field installed and switch is used on a grounded B phase system.� Use 3-pole catalog numbers below.� Grounded B phase ratings, UL listed.� NEMA 12 enclosures (30 – 1200 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.Note: 30 ampere heavy-duty switches with Type J fuse provisions are available from the factory only. See Table 8-15 on Page 8-10 for catalog numbers.
System Ampere
Rating
Fuse Type
Provision
Maximum Horsepower Ratings NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
Rainproofac dc
250 VStandard Fuse Time Delay Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $Single-Phase 3-Phase Single-Phase 3-Phase
2-Pole — 240 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 800
H———HHL
1-1/2——————
————50 �75 �
100 �
———————
————125 �200 �—
5———50——
DH221FGK�
�
�
DH225FGK
DH226FGK
DH227FGK
�
�
�
�
DH225FRK
DH226FRK
—
3-Wire (Two Blades, Two Fuses, S/N) — 240 Vac, 250 Vdc 30
60 100 200 400 600 800
HHHHHHL
1-1/237-1/2
15———
3 �7-1/2 �
15 �25 �50 �75 �
100 �
3101515———
7-1/2 �15 �30 �60 �
125 �200 �—
510204050——
DH221NGK
DH222NGK
DH223NGK
DH224NGK
DH225NGK
DH226NGK
DH227NGK
DH221NRK
DH222NRK
DH223NRK
DH224NRK
DH225NRK
DH226NRK
DH227NRK
3-Pole — 240 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
HHHHHHLL
1-1/237-1/2
15————
37-1/2
15255075
100—
3101515————
7-1/2153060
125200——
510204050———
DH321FGK
DH322FGK
DH323FGK
DH324FGK
DH325FGK
DH326FGK
DH327FGK
DH328FGK
DH321FRK
DH322FRK
DH323FRK
DH324FRK
DH325FRK
DH326FRK
DH327FRK
DH328FRK
4-Wire (Three Blades, Three Fuses, S/N) — 240 Vac, 250 Vdc 30 60 100 200 400 600 8001200
HHHHHHLL
1-1/2 3 7-1/215————
37-1/2
15255075
100—
3101515————
7-1/2153060
125200——
510204050———
DH321NGK
DH322NGK
DH323NGK
DH324NGK
DH325NGK
DH326NGK
DH327NGK
DH328NGK
DH321NRK
DH322NRK
DH323NRK
DH324NRK
DH325NRK
DH326NRK
DH327NRK
DH328NRK
4-Pole — 240 Vac, 250 Vdc 2-Phase 3-Phase 2-Phase 3-Phase
30 60 100 200 400 600
HHHHHH
37-1/2
153050—
37-1/2
15255075
10203050——
7-1/2153060
125200
510204050—
DH421FGK
DH422FGK
DH423FGK
DH424FGK
DH425FGK
DH426FGK
�
�
�
�
��
��
S/N
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-20
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
120/240 Vac General-Duty, Fusible, Single Throw
Specifications■ 30 – 600 amperes.■ Suitable for service entrance appli-
cations unless otherwise noted.■ Horsepower rated.■ Bolt-on hub provision. Provided for
general-duty switches in a NEMA 3R enclosure. See Page 8-7 for selection.
■ UL listed File No. E5239. Meets UL 98 for enclosed switches and NEMA Std. KS-1.
■ 200 – 600 ampere switches incorporate K-Series design.
DP221NGB DG321NRB
Table 8-40. 120/240 Vac General-Duty, Fusible, Single Throw
� Maximum hp ratings apply only when dual element time delay fuses are used.� These switches do not have an interlock which prevents door from being opened when switch is in the ON position.� Use 3-wire catalog numbers below.� Solid neutral bars are not included. Order separately from Table 8-1 on Page 8-5.� WARNING! Switch is not approved for service entrance unless a neutral kit is installed.� Grounded B phase rating, UL listed.Note: All general-duty safety switches are individually packaged.Note: Accessories are limited in scope on general-duty safety switches. See Page 8-5 for availability. In addition, clear line shields are available as an accessory on 200 – 600 ampere general-duty switches. Catalog Numbers: 200 A = 70-7759-11, 400 A = 70-8063-8, 600 A = 70-8064-8.
System Ampere
Rating
Fuse
Type
Provision
Maximum Horsepower Ratings � NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
RainproofSingle-Phase ac 3-Phase ac dc
120 Volt 240 Volt 240 Volt 250 Volt Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Fusible — Plug Type �2-Wire (One Blade, One Fuse, S/N) — 120 Vac
30 Plug (Type S, T or W)
1/2 – 2 — — — DP111NGB —
3-Wire (Two Blades, Two Fuses, S/N) — 120/240 Vac 30 Plug
(Type S, T or W)
1/2 – 2 1-1/2 – 3 — — DP221NGB Use
cartridge-type
fuse catalog
number
DG221NRB
Fusible — Cartridge Type2-Pole 2-Wire (Two Blades, Two Fuses) — 240 Vac
30 60100200400600
————HH
——————
1-1/2 – 3 3 – 10 7-1/2 – 1515——
3 – 7-1/2 7-1/2 – 1515 – 3025 – 6050 – 12575 – 200
——————
�
�
�
�
DG225FGK ��
DG226FGK ��
�
�
�
�
DG225FRK ��
DG226FRK ��
3-Wire (Two Blades, Two Fuses, S/N) — 120/240 Vac 30 60100200400600
HHHHHH
——————
1-1/2 – 3 3 – 10 7-1/2 – 1515——
3 – 7-1/2 � 7-1/2 – 15 �15 – 30 �25 – 60 �50 – 125 �75 – 200 �
————50—
DG221NGB
DG222NGB
DG223NGB
DG224NGK
DG225NGK
DG226NGK
DG221NRB
DG222NRB
DG223NRB
DG224NRK
DG225NRK
DG226NRK
S/N
S/N
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-25Switching Devices
8
Safety SwitchesProduct Selection
DH322FWK
Table 8-43. Fusible (Continued)
� Use 3-pole catalog numbers below.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product. NEMA 12 enclosures (30 – 1200 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened. Use 4-wire catalog numbers below.� Refer to EnviroLine Non-Metallic Safety Switches on Page 8-41.
Ampere
Rating
NEMA 12 Enclosure
Industrial,
Dust-tight
NEMA 4 Enclosure
Watertight,
Painted Steel
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless Steel
NEMA 4X Enclosure
Corrosion-Resistant,
Non-Metallic
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
2-Pole — 240 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 800
�
�
�
�
DH225FDK
DH226FDK
DH227FDK
—
—
—
—
DH225FPK
DH226FPK
—
�
� or �
�
�
�
�
�
�
�
�
�
—
—
—
3-Wire (Two Blades, Two Fuses, S/N) — 240 Vac, 250 Vdc 30 60 100 200 400 600 800
DH221NDK
DH222NDK
DH223NDK
DH224NDK
DH225NDK
DH226NDK
DH227NDK
—
—
—
—
DH225NPK
DH226NPK
DH227NPK
DH221NWK
DH222NWK
DH223NWK
DH224NWK
DH225NWK
DH226NWK
DH227NWK
—
—
—
3-Pole — 240 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
DH321FDK
DH322FDK
DH323FDK
DH324FDK
DH325FDK
DH326FDK
DH327FDK
DH328FDK
—
—
—
—
DH325FPK
DH326FPK
DH327FPK
—
DH321FWK
DH322FWK�
DH324FWK
DH325FWK
DH326FWK
DH327FWK
DH328FWK
�
�
�
�
—
—
—
—
4-Wire (Three Blades, Three Fuses, S/N) — 240 Vac, 250 Vdc 30 60 100 200 400 600 8001200
DH321NDK
DH322NDK
DH323NDK
DH324NDK
DH325NDK
DH326NDK
�
DH328NDK
—
—
—
—
DH325NPK
DH326NPK
—
—
DH321NWK
DH322NWK
DH323NWK
DH324NWK
DH325NWK
DH326NWK�
DH328NWK
�
�
�
�
—
—
—
—
4-Pole — 240 Vac, 250 Vdc 30 60 100 200 400 600
DH421FDK
DH422FDK
DH423FDK
DH424FDK
�
�
—
—
—
—
—
—
�
�
�
�
�
�
—
—
—
—
—
—
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-26
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
600 Vac Heavy-Duty, Fusible, Single Throw
Specifications■ 30 – 1200 amperes. ■ Horsepower rated.■ Suitable for service entrance use,
except 1200 ampere on 480Y/277 or 600Y/347 grounded wye systems, per NEC 215-10 and 230-95, and 4-pole switches.
■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11. DH362NRK
Table 8-44. Fusible 277/480 – 600 Volts
� dc rating for 400 – 800 ampere switches is 250 volts.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.� NEMA 12 enclosures (30 – 1200 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.Note: 30 ampere heavy-duty switches with Type J fuse provisions are available from the factory only. See Table 8-15 on Page 8-10 for catalog numbers.
System Ampere
Rating
Fuse Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
Rainproof
Single-Phase ac 3-Phase ac dc Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $480 Volt 600 Volt 480 Volt 600 Volt 250 Volt 600 Volt
2-Pole — 480 Vac— 600 Vac or dc � (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
HHHHHHLL
7-1/2203050————
10254050————
————————
————————
——20—50———
1525—50————
DH261FGK
DH262FGK
DH263FGK
DH264FGK
DH265FGK
DH266FGK
DH267FGK�
DH261FRK
DH262FRK
DH263FRK
DH264FRK
DH265FRK
DH266FRK
DH267FRK
—
3-Pole — 480 Vac— 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
HHHHHHLL
7-1/2203050————
10254050————
15 30 60125250400500500
20 50 75150350500500500
————————
————————
DH361FGK
DH362FGK
DH363FGK
DH364FGK
DH365FGK
DH366FGK
DH367FGK
DH368FGK
DH361FRK
DH362FRK
DH363FRK
DH364FRK
DH365FRK
DH366FRK
DH367FRK
DH368FRK
4-Wire (Three Blades, 3-Fuses, S/N) 480 Vac— 600 Vac, 250 Vdc 30 60 100 200 400 600 8001200
HHHHHHLL
7-1/2203050————
10254050————
15 30 60125250400500500
20 50 75150350500500500
————————
————————
DH361NGK
DH362NGK
DH363NGK
DH364NGK
DH365NGK
DH366NGK
DH367NGK
DH368NGK
DH361NRK
DH362NRK
DH363NRK
DH364NRK
DH365NRK
DH366NRK
DH367NRK
DH368NRK
4-Pole — 480 Vac— 600 Vac, 250 Vdc 2-Phase ac 3-Phase ac
30 60 100 200 400 600 800
HHHHHHL
204050————
255050————
15 30 60125250400—
20 50 75150350500—
———4050——
———————
DH461FGK
DH462FGK
DH463FGK
DH464FGK
DH465FGK
DH466FGK�
�
�
�
�
��
��
��
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-27Switching Devices
8
Safety SwitchesProduct Selection
DH361NDK
Table 8-44. Fusible 277/480 – 600 Volts (Continued)
� dc rating for 400 – 800 ampere switches is 250 volts.� NEMA 12 enclosures (30 – 1200 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.� Use 3-pole catalog numbers below for 600 Vac, 250 Vdc maximum applications. For 600 Vdc, see note �.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product. Refer to EnviroLine Non-Metallic Safety Switches on Page 8-41.
Ampere
Rating
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight, Painted Steel
NEMA 4X Enclosure
Corrosion-Resistant, Stainless Steel
NEMA 4X Enclosure
Corrosion-Resistant, Non-Metallic
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
2-Pole — 480 Vac — 600 Vac or dc � (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
DH261FDK �
DH262FDK �
DH263FDK �
DH264FDK �
DH265FDK �
DH266FDK �
DH267FDK �
�
—
—
—
—�
�
�
—
DH261FWK� or �
� or �
DH264FWK� or �
� or �
� or �
�
� or �
� or �
� or �
� or �
————
3-Pole — 480 Vac — 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
DH361FDK �
DH362FDK �
DH363FDK �
DH364FDK �
DH365FDK �
DH366FDK �
DH367FDK �
DH368FDK
—
—
—
—
DH365FPK
DH366FPK
DH367FPK
—
DH361FWK
DH362FWK
DH363FWK
DH364FWK
DH365FWK
DH366FWK
DH367FWK
DH368FWK
————
4-Wire (Three Blades, 3-Fuses, S/N) 480 Vac — 600 Vac, 250 Vdc 30 60 100 200 400 600 8001200
DH361NDK �
DH362NDK �
DH363NDK �
DH364NDK �
DH365NDK �
DH366NDK �
��
DH368NDK
—
—
—
—
DH365NPK
DH366NPK
—
—
DH361NWK
DH362NWK
DH363NWK
DH364NWK
DH365NWK
DH366NWK�
DH368NWK
————
4-Pole — 480 Vac — 600 Vac, 250 Vdc 30 60 100 200 400 600 800
��
��
DH463FDK �
DH464FDK �
��
��
��
—
—
—
—
—
—
—
�
�
�
�
�
�
�
———————
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-28
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
600 Vac Heavy-Duty, Non-Fusible, Single Throw
Specifications■ 30 – 1200 amperes. ■ Horsepower rated.■ Suitable for service entrance use,
except 1200 ampere on 480Y/277 or 600Y/347 grounded wye systems, per NEC 215-10 and 230-95, and 4-pole switches.
■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11. DH362UGK
Table 8-45. Non-Fusible 277/480 – 600 Volts
� dc rating for 400 – 800 ampere switches is 250 volts.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.� NEMA 12 enclosures (30 – 1200 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.
System Ampere
Rating
Maximum
Horsepower Ratings
NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
Rainproof
Single-Phase ac 3-Phase ac dc Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $240 Volt 480 Volt 600 Volt 240 Volt 480 Volt 600 Volt 250 Volt 600 Volt
2-Pole — 480 Vac — 600 Vac or dc � (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
3102015————
7-1/2203050————
10254050————
————————
————————
————————
——20—50———
15252550————
DH261UGK
DH262UGK
DH263UGK
DH264UGK
DH265UGK
DH266UGK
DH267UGK�
DH261URK
DH262URK
DH263URK
DH264URK
DH265URK
DH266URK
DH267URK
—
3-Pole — 480 Vac — 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
3102015————
7-1/2204050————
10255050————
10 20 40 60125200——
20 50 75125250400500500
30 60100150350500500500
510204050———
————————
DH361UGK
DH362UGK
DH363UGK
DH364UGK
DH365UGK
DH366UGK
DH367UGK
DH368UGK
DH361URK
DH362URK
DH363URK
DH364URK
DH365URK
DH366URK
DH367URK
DH368URK
4-Pole — 480 Vac — 600 Vac, 250 Vdc
2-Phase ac 3-Phase ac
30 60 100 200 400 600 800
1020405050——
20405050———
25505050———
10 20 40 60125200—
20 50 75125250400—
30 60100150350500—
510204050——
———————
DH461UGK
DH462UGK
DH463UGK
DH464UGK
DH465UGK
DH466UGK�
�
�
�
�
��
��
��
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-29Switching Devices
8
Safety SwitchesProduct Selection
DH361UWK
Table 8-45. Non-Fusible 277/480 – 600 Volts (Continued)
� dc rating for 400 – 800 ampere switches is 250 volts.� NEMA 12 enclosures (30 – 1200 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.� Use 3-pole catalog numbers below for 600 Vac, 250 Vdc maximum applications. For 600 Vdc, see note �.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product. Refer to EnviroLine Non-Metallic Safety Switches on Page 8-43.
Ampere
Rating
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight, Painted Steel
NEMA 4X Enclosure
Corrosion-Resistant, Stainless Steel
NEMA 4X Enclosure
Corrosion-Resistant, Non-Metallic
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
2-Pole — 480 Vac — 600 Vac or dc � (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
DH261UDK �
DH262UDK �
DH263UDK �
DH264UDK �
DH265UDK �
DH266UDK �
DH267UDK ��
—
—
—
—�
�
�
—
� or �
� or �
� or �
� or �
� or �
� or �
� or �
�
� or �
� or �
� or �
� or �
—
—
—
—
3-Pole — 480 Vac — 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60 100 200 400 600 8001200
DH361UDK �
DH362UDK �
DH363UDK �
DH364UDK �
DH365UDK �
DH366UDK �
DH367UDK �
DH368UDK
—
—
—
—
DH365UPK
DH366UPK
DH367UPK
—
DH361UWK
DH362UWK
DH363UWK
DH364UWK
DH365UWK
DH366UWK
DH367UWK
DH368UWK
————
4-Pole — 480 Vac — 600 Vac, 250 Vdc 30 60 100 200 400 600 800
DH461UDK �
DH462UDK �
DH463UDK �
DH464UDK ���
��
��
—
—
—
—
—
—
—
DH461UWK�
�
�
�
�
�
———————
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-30
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
240 Vac Heavy-Duty, Fusible, Non-Fusible, Double Throw
Specifications■ 30 – 800 amperes.■ Horsepower rated.■ Suitable for service entrance use
with neutral kit installed.
■ Suitable for use as a manually operated switch per 2005 NEC Article 702.
■ Fusible and non-fusible.■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11.
DT363URK
DT363FGK
Figure 8-10. Typical Non-Fusible Double Throw Schematic Diagram
Figure 8-11. Typical Fusible Double Throw Schematic Diagram
Table 8-46. Fusible
� Only available for use with fast acting fuses. Standard hp rating is shown.
Table 8-47. Non-Fusible
� WARNING! Switch is not approved for service entrance.� Field installable neutral kit is not available. If a neutral is required, order the catalog number shown in the table with “N” suffix.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.Note: UL listed switching neutral capability is available on 3-pole and 4-pole non-fusible double throw switches with the installation of the proper bonding kit shown on Page 8-5. See Page 8-10 for factory installation from the Flex Center.
ON
ON
OFF
ON
ON
OFF
S/N
Non-Fusible 3-PoleTwo Sources or Two Loads
Non-Fusible 3-Pole
Two Sources or Two Loads
Fusible 3-PoleTwo Sources
Fusible 3-PoleTwo Loads
ON
ON
OFFON
ON
OFF
Ampere
Rating
Main and
Standby
Fuse
Class
Provision
Maximum Horsepower Ratings with Time Delay Fuses NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
RainproofSingle-Phase ac 3-Phase ac dc
250 V240 Volt 480 Volt 600 Volt 240 Volt 480 Volt 600 Volt Catalog Number Price U.S. $ Catalog Number Price U.S. $
2-Pole — 240 Vac — 250 Vdc200 H 15 — — — — — 40 DT224FGK DT224FRK
3-Pole — 240 Vac — 250 Vdc 30 60100200400600 �
HHHHHT
3101515——
——————
——————
7-1/2 15 30 60125 50
——————
——————
51020405050
DT321FGKDT322FGKDT323FGKDT324FGKDT325FGKDT326FGK
DT321FRKDT322FRKDT323FRKDT324FRKDT325FRKDT326FRK
Ampere Rating
Main and
Standby
Maximum Horsepower Ratings NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
RainproofSingle-Phase ac 3-Phase ac dc
250 V240 Volt 480 Volt 600 Volt 240 Volt 480 Volt 600 Volt Catalog Number Price U.S. $ Catalog Number Price U.S. $
Non-Fusible 2-Pole — 240 Vac — 250 Vdc
30
60
100
200
400
600
3
10
20
15
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
5
10
20
40
50
—
DT221UGK
DT222UGK
DT223UGK
DT224UGK
DT225UGK
DT226UGK
�
�
�
DT224URK
DT225URK�
Non-Fusible 3-Pole — 240 Vac — 250 Vdc
30
60
100
200
400
600
800
800
3
10
20
15
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10
20
40
60
125
125
125
125
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
5
10
20
40
50
50
50
50
DT321UGK
DT322UGK
DT323UGK
DT324UGK
DT325UGK
DT326UGK
DT327UGK ��
DT327UGK-N
�
�
DT323URK
DT324URK
DT325URK�
�
�
Discount Symbol. . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-31Switching Devices
8
Safety SwitchesProduct Selection
600 Vac Heavy-Duty, Fusible, Non-Fusible, Double ThrowTable 8-48. Fusible
� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.
Table 8-49. Non-Fusible
� Rated 600 Vdc, 50 hp in addition to ratings shown in table.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.� WARNING! Switch is not approved for service entrance.� Field installable neutral kit is not available. If a neutral is required, order the catalog number shown in the table with “N” suffix.� NEMA 12 enclosures (30 – 1200 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.� Also available in 240 Vac catalog number DT325UDK.Note: UL listed switching neutral capability is available on 3-pole and 4-pole non-fusible double throw switches with the installation of the proper bonding kit shown on Page 8-5. See Page 8-10 for factory installation from the Flex Center.
Ampere
Rating
Main and
Standby
Fuse
Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
Rainproof
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless SteelSingle-Phase ac 3-Phase ac dc
480
Volt
600
Volt
480
Volt
600
Volt
250
Volt
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
3-Pole — 600 Vac — 250 Vdc 30 60100200400
HHHHT
7-1/2203050—
10254050—
15 30 60125250
20 50 75150350
———4050
DT361FGK
DT362FGK
DT363FGK
DT364FGK
DT365FGK
�
�
DT363FRK
DT364FRK
DT365FRK
�
�
�
�
�
DT361FWK
DT362FWK
DT363FWK
DT364FWK
DT365FWK
Ampere
Rating
Main and
Standby
Maximum Horsepower Ratings NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
Rainproof
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless SteelSingle-Phase ac 3-Phase ac dc
480 Volt 600 Volt 480 Volt 600 Volt 250 Volt Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
2-Pole — 600 Vac — 250 Vdc 30 60100200400600
7-1/2204050——
10255050——
——————
——————
51020405050
DT261UGK
DT262UGK
DT263UGK
DT264UGK �
DT265UGK
DT266UGK
�
�
�
DT264URK �
DT265URK
DT266URK
—
—
—
—
—
—
—
—
—
—
—
—
3-Pole — 600 Vac — 250 Vdc 30 60100200400600800800
7-1/2204050————
10255050————
20 50 75125250250250250
30 60100150350350350350
510204050505050
DT361UGK
DT362UGK
DT363UGK
DT364UGK
DT365UGK
DT366UGK
DT367UGK ��
DT367UGK-N
DT361URK
DT362URK
DT363URK
DT364URK
DT365URK
DT366URK
DT367URK ��
DT367URK-N
DT361UDK �
DT362UDK �
DT363UDK �
DT364UDK �
DT365UDK ��
��
��
��
DT361UWK
DT362UWK
DT363UWK
DT364UWK
DT365UWK�
�
�
4-Pole — 600 Vac — 250 Vdc �
30 60100200400600800
7-1/22040————
10255050———
20 50 75125250250250
30 60100150350350350
5102040505050
�
�
�
DT464UGK
DT465UGK
DT466UGK
DT467UGK
DT461URK
DT462URK
DT463URK
DT464URK
DT465URK
DT466URK
DT467URK
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6-Pole — 600 Vac — 250 Vdc �
30 60100
7-1/22040
102550
15 50 75
30 60100
51020
�
�
�
DT661URK
DT662URK
DT663URK
�
�
�
�
�
�
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-32
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
240 Vac General-Duty, Non-Fusible, Compact Design, Double Throw
Specifications■ 30 – 100 amperes.■ Suitable for service entrance use
with neutral kit installed.■ Suitable for use as a manually
operated switch per 2005 NECArticle 702.
■ Non-fusible.■ UL listed File No. E5239.
DT223URH-N Compact Design
Table 8-50. Non-FusibleAmpere
Rating
Main and
Standby
NEMA 3R Enclosure
Rainproof
Catalog
Number
Price
U.S. $
Non-Fusible 2-Pole — 240 Vac 30 60100
DT221URH
DT222URH
DT223URH
Non-Fusible 2-Pole, 3-Wire — 240 Vac— Solid Neutral 30 60100
DT221URH-N
DT222URH-N
DT223URH-N
240 Vac General-Duty, Non-Fusible, Double Throw
Specifications■ 30 – 400 amperes.■ Horsepower rated.■ Suitable for service entrance use
with neutral kit installed.■ Suitable for use as a manually
operated switch per 2005 NECArticle 702.
■ Non-fusible.■ UL listed File No. E5239.■ Quick-make, quick-break operating
mechanism.
DT224URK-NPS
Table 8-51. Non-Fusible
Figure 8-12. Typical General-Duty Double Throw Schematic Diagrams (with and without factory installed neutral)
Ampere
Rating
Main and
Standby
Maximum Horsepower Ratings NEMA 3R Enclosure
RainproofSingle-Phase ac 3-Phase ac dc
250
Volt240 Volt 480 Volt 600 Volt 240 Volt 480 Volt 600 Volt Catalog
Number
Price
U.S. $
Non-Fusible 2-Pole — 240 Vac — 250 Vdc 30 60100200400
3102015—
—————
—————
—————
—————
—————
510204050
DT221URKPS
DT222URKPS
DT223URKPS
DT224URKPS
DT225URKPS
Non-Fusible 2-Pole, 3-Wire — 240 Vac — 250 Vdc, Solid Neutral 30 60100200400
3102015—
—————
—————
—————
—————
—————
510204050
DT221URK-NPS
DT222URK-NPS
DT223URK-NPS
DT224URK-NPS
DT225URK-NPS
Two Sources
ON
OFF
ON
ON
OFF
ONS/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-33Switching Devices
8
Safety SwitchesProduct Selection
600 Vac Heavy-Duty, Fusible, Non-Fusible, 6-Pole, Single Throw
Specifications■ 600 Vac, 250 Vdc maximum.■ 30 – 800 amperes.■ Fusible or non-fusible.■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11.
DH661UDK
Table 8-52. Fusible
� NEMA 12 enclosures (30 – 800 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.Note: 30 ampere heavy-duty switches with Type J fuse provisions are available from the factory only. See Table 8-15 on Page 8-10 for catalog numbers.
Table 8-53. Non-Fusible
� 600 Vdc rating requires that the switch be wired per the wiring diagram on the device publication.� NEMA 12 enclosures (30 – 800 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.
System Ampere
Rating
Maximum Horsepower Ratings, 3-Phase ac
(Higher Rating with Time Delay Fuses)
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless Steel
240 Volt 480 Volt 600 Volt Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
6-Pole — 600 Vac with Fuse Clips — 250 Vdc 30 60100200400600800
3 – 7-1/2 7-1/2 – 1515 – 3025 – 60———
5 – 1515 – 3025 – 6050 – 125———
7-1/2 – 2015 – 5030 – 7560 – 150———
DH661FDK �
DH662FDK �
DH663FDK �
DH664FDK �
�
�
�
�
�
�
�
�
�
�
System Ampere
Rating
Maximum Horsepower Ratings NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless Steel3-Phase ac dc
240 Volt 480 Volt 600 Volt 250 Volt 600 Volt � Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
6-Pole — 600 Vac — 250 Vdc 30 60100200400600800
10204060———
20 50 75125———
30 60100150———
5102040———
15252550———
DH661UDK �
DH662UDK �
DH663UDK �
DH664UDK �
�
�
�
DH661UWK
DH662UWK
DH663UWK
DH664UWK�
�
�
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-34
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
Enclosed Rotary
Specifications■ 16 – 125 amperes.■ 600 volt, 3-, 4-pole non-fusible device.■ Accepts auxiliary contacts.■ Meets NEC Article 430.■ Ground lug connection provided.■ UL listed under Section 508.■ UL listed File Number E165150. Enclosed Rotary Switches
Table 8-54. Non-Fusible
� NEMA Type 12 enclosures (16 – 125 amperes) can be field modified to meet NEMA Type 3R rainproof requirements when a factory provided drainhole is opened.
Table 8-55. Auxiliary Contacts for Rotary Switches
� The mechanism is reverse activated on these contacts. (The natural state of the un-installed contact is opposite of the state it becomes once installed.) Once installed, it has the listed state shown.
Note: Contact the Safety Switch Flex Center (1-888-329-9272) for factory installed accessories or other special modifications.
Ampere
Rating
Maximum Horsepower Ratings NEMA 1 Enclosure
Indoor
NEMA 12 �
Enclosure
Dust-tight/Rainproof
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless Steel
NEMA 4X Enclosure
Corrosion-Resistant,
Non-Metallic3-Phase ac
200 Volt 208 Volt 240 Volt 480 Volt 600 Volt Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Non-Fusible 3-Pole, 600 Vac 16 25 30 40 60 80100125
———10—15——
———10—15——
2 5 7-1/21015202525
7-1/210152030405050
7-1/215253040506060
DR3016UG
DR3025UG
DR3030UG
DR3040UG
DR3060UG
DR3080UG
DR3100UG
DR3125UG
DR3016UD
DR3025UD
DR3030UD
DR3040UD
DR3060UD
DR3080UD
DR3100UD
DR3125UD
DR3016UW
DR3025UW
DR3030UW
DR3040UW
DR3060UW
DR3080UW
DR3100UW
DR3125UW
DR3016UX
DR3025UX
DR3030UX
DR3040UX
DR3060UX
DR3080UX
DR3100UX
DR3125UX
Non-Fusible 4-Pole, 600 Vac 16 25 30 40
————
————
2 5 7-1/210
7-1/2101520
7-1/2152530
DR4016UG
DR4025UG
DR4030UG
DR4040UG
DR4016UD
DR4025UD
DR4030UD
DR4040UD
DR4016UW
DR4025UW
DR4030UW
DR4040UW
DR4016UX
DR4025UX
DR4030UX
DR4040UX
Ampere
Rating
Description Catalog
Number
Price
U.S. $
16 – 2530 – 4030 – 40
1NO/1NC, for 3-, 4-Pole, Includes Holder and Contact1NO, for 3-Pole, Includes Holder and Contact1NO, for 4-Pole, Includes Holder and Contact
CMAC
CRAC3 �
CRAC4 �
60 – 12530 – 12530 – 125
1NO, for 3-Pole, Includes Holder and Contact1NC, for 3-, 4-Pole, Contact Only1NO, for 3-, 4-Pole, Contact Only
CWAC3 �
CRAA �
CRAB �
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-35Switching Devices
8
Safety SwitchesProduct Selection
EnviroLine/Stainless Steel
240 Vac Heavy-Duty, Fusible and Non-Fusible, Single Throw Stainless Steel Enclosure and Operating Mechanism
Specifications■ Stainless steel enclosure
(304 grade).■ Stainless steel mechanism (304 grade).■ 30 – 400 amperes. ■ Horsepower rated.■ Suitable for service entrance use.■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11.
DH321NWKX
Table 8-56. Fusible 240 Volts
� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.Note: 30 ampere heavy-duty switches with Type J fuse provisions are available from the factory only. See Table 8-15 on Page 8-10 for catalog numbers.
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings with Time Delay Fuses NEMA 4X Enclosure
Corrosion-Resistant, Stainless Steelac dc
250 VStandard Fuse Time Delay Catalog
Number
Price
U.S. $Single-Phase 3-Phase Single-Phase 3-Phase
3-Wire (2 Blades, 2 Fuses, S/N), 240 Vac — 250 Vdc 30 60100200400
HHHHH
1-1/2 3 7-1/215—
3 7-1/2152550
3101515—
7-1/2 15 30 60125
510204050
DH221NWKX
DH222NWKX
DH223NWKX
DH224NWKX
DH225NWKX
3-Pole, 240 Vac — 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200400
HHHHH
1-1/2 3—15—
3 7-1/2—2550
—————
7-1/2 15— 60125
———4050
DH321FWKX
DH322FWKX�
DH324FWKX
DH325FWKX
4-Wire (3 Blades, 3 Fuses, S/N), 240 Vac — 250 Vdc 30 60100200400
HHHHH
—————
3 7-1/2152550
—————
7-1/2 15 30 60125
——20—50
DH321NWKX
DH322NWKX
DH323NWKX
DH324NWKX
DH325NWKX
S/N
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-36
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
EnviroLine/Stainless Steel
600 Vac Heavy-Duty, Fusible and Non-Fusible, Single Throw Stainless Steel Enclosure and Operating Mechanism
Specifications■ Stainless steel enclosure
(304 grade).■ Stainless steel mechanism (304 grade).■ 30 – 400 amperes. ■ Horsepower rated.■ Suitable for service entrance use.■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11.
DH361UWKX
Table 8-57. Fusible 277/480 – 600 Volts
� Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.� dc rating for 400 ampere switches is 250 volts.Note: 30 ampere heavy-duty switches with Type J fuse provisions are available from the factory only. See Table 8-15 on Page 8-10 for catalog numbers.
Table 8-58. Non-Fusible 277/480 – 600 Volts
System Ampere
Rating
Fuse Class
Provision
Maximum Horsepower Ratings with Time Delay Fuses NEMA 4X Enclosure
Corrosion-Resistant, Stainless SteelSingle-Phase ac 3-Phase ac dc
480 Volt 600 Volt 480 Volt 600 Volt 250 Volt 600 Volt Catalog Number Price U.S. $
2-Pole, 480 Vac — 600 Vac or dc � (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200400
HHHHH
7-1/2——50—
10——50—
—————
—————
—————
15——50—
DH261FWKX�
�
DH264FWKX�
3-Pole, 480 Vac — 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200400
HHHHH
7-1/2203050—
10253050—
15 30 60125250
20 50 75150350
—————
—————
DH361FWKX
DH362FWKX
DH363FWKX
DH364FWKX
DH365FWKX
4-Wire (3 Blades, 3 Fuses, S/N) 480 Vac — 600 Vac, 250 Vdc 30 60100200400
HHHHH
7-1/2204050—
10255050—
20 50 75125250
30 60100150350
—————
—————
DH361NWKX
DH362NWKX
DH363NWKX
DH364NWKX
DH365NWKX
System Ampere
Rating
Maximum Horsepower Ratings NEMA 4X Enclosure
Corrosion-Resistant, Stainless SteelSingle-Phase ac 3-Phase ac dc
480 Volt 600 Volt 480 Volt 600 Volt 250 Volt 600 Volt Catalog Number Price U.S. $
3-Pole, 480 Vac — 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200400
7-1/2204050—
10255050—
20 50 75125250
30 60100150350
510204050
—————
DH361UWKX
DH362UWKX
DH363UWKX
DH364UWKX
DH365UWKX
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-37Switching Devices
8
Safety SwitchesProduct Selection
EnviroLine/Upper Window
240 Vac — 600 Vac Heavy-Duty, Fusible and Non-FusibleSingle Throw with Upper Viewing Window
Specifications■ 30 – 800 amperes.■ Blade visibility when door closed.■ 240 and 600 volts, fusible and
non-fusible.■ Suitable for service entrance use.■ NEMA 12, 4 and 4X enclosures.■ UL listed and NEMA approved.■ For factory modifications, refer to
Pages 8-8 through 8-11.DH361UDKW DH363NDKW (Shown Open & Closed)
Table 8-59. Fusible
� For 2-pole applications, use outside poles of 3-pole switch.� NEMA 12 enclosures (30 – 800 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.
Table 8-60. Fusible
� For 2-pole applications, use outside poles of 3-pole switch.� NEMA 12 enclosures (30 – 800 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.Note: 30 ampere heavy-duty switches with Type J fuse provisions are available from the factory only. See Table 8-15 on Page 8-10 for catalog numbers.Note: Effective August 2003, 30 – 100 ampere window switches offer visible blade verification and blown fuse indication in a single design as shown in the photos. The window is replaceable. Higher ampere ratings will continue to be manufactured with a non-replaceable epoxy affixed design with visible blade verification only.
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight,
Painted Steel
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless Steelac dc
250 VStandard Fuse Time Delay Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $1-Phase 3-Phase 1-Phase 3-Phase
4-Wire (3 Blades, 3 Fuses, S/N), 240 Vac — 250 Vdc �
30 60100200400600800
HHHHHHL
———————
3 7-1/2 15 25 50 75100
———————
7-1/ 2 15 30 60125200250
——20—50——
DH321NDKW �
DH322NDKW �
DH323NDKW �
DH324NDKW �
DH325NDKW �
DH326NDKW �
DH327NDKW �
—
—
—
—
DH325NPKW
DH326NPKW
DH327NPKW
DH321NWKW
DH322NWKW
DH323NWKW
DH324NWKW
DH325NWKW
DH326NWKW
DH327NWKW
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight,
Painted Steel
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless Steel
Single-Phase ac 3-Phase ac dc
250 V
600 V
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $480
Volt
600 Volt 480 Volt 600 Volt
4-Wire (3 Blades, 3 Fuses, S/N), 600 Vac — 250 Vdc �
30 60100200400600800
HHHHHHL
7-1/2203050———
10254050———
15 30 60125250400500
20 50 75150350500500
———————
DH361NDKW �
DH362NDKW �
DH363NDKW �
DH364NDKW �
DH365NDKW �
DH366NDKW �
DH367NDKW �
—
—
—
—
DH365NPKW
DH366NPKW
DH367NPKW
DH361NWKW
DH362NWKW
DH363NWKW
DH364NWKW
DH365NWKW
DH366NWKW
DH367NWKW
S/N
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-38
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
EnviroLine/Upper Window
240 Vac — 600 Vac Heavy-Duty, Non-FusibleSingle Throw with Upper Viewing Window
Specifications■ 30 – 800 amperes.■ Blade visibility when door closed.■ 240 and 600 volts, fusible and
non-fusible.■ Suitable for service entrance use.■ NEMA 12, 4 and 4X enclosures.■ UL listed and NEMA approved.■ For factory modifications, refer to
Pages 8-8 through 8-11.
DH361UWKW DH363UDKW
Table 8-61. Non-Fusible
� For 2-pole applications, use outside poles of 3-pole switch.� NEMA 12 enclosures (30 – 800 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.
System Ampere
Rating
Maximum Horsepower Ratings NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight,
Painted Steel
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless SteelSingle-Phase ac 3-Phase ac dc
480 Volt 600 Volt 480 Volt 600 Volt 250 Volt 600 Volt Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
3-Pole — 600 Vac, 250 Vdc � (Suitable for Service Entrance Use with a Neutral or Ground Lug Kit Installed) 30 60100200400600800
7-1/2204050———
10255050———
20 50 75125250400500
30 60100150350500500
510204050——
———————
DH361UDKW �
DH362UDKW �
DH363UDKW �
DH364UDKW �
DH365UDKW �
DH366UDKW �
DH367UDKW �
—
—
—
—
DH365UPKW
DH366UPKW
DH367UPKW
DH361UWKW
DH362UWKW
DH363UWKW
DH364UWKW
DH365UWKW
DH366UWKW
DH367UWKW
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-39Switching Devices
8
Safety SwitchesProduct Selection
EnviroLine/Lower Window
240 Vac — 600 Vac Heavy-Duty, Fusible,Single Throw with Lower Viewing Window
Specifications■ 30 – 600 amperes.■ Lower viewing window over fuses
to allow visual verification of blown fuse indicators for Littlefuse, Inc. fuses.
■ 240 and 600 volts, fusible.■ Suitable for service entrance use.■ NEMA 12, 4 and 4X enclosures.■ UL listed and NEMA approved.■ For factory modifications, refer to
Pages 8-8 through 8-11.DH324NDKLW
Table 8-62. Fusible
� For 2-pole applications, use outside poles of 3-pole switch.� NEMA 12 enclosures (30 – 600 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided
drain hole is opened.
Table 8-63. Fusible
� For 2-pole applications, use outside poles of 3-pole switch.� NEMA 12 enclosures (30 – 600 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.Note: Effective August 2003, 30 – 100 ampere window switches are replaced by a full view window which allows blade position verification and blown fuse indication. See Page 8-37 for catalog numbers.
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight,
Painted Steel
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless Steelac dc
250
VoltStandard Fuse Time Delay Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $1-Phase 3-Phase 1-Phase 3-Phase
4-Wire (3 Blades, 3 Fuses, S/N), 240 Vac — 250 Vdc �
30 60100200400600
HHHHHH
——————
3 7-1/215255075
——————
7-1/2 15 30 60125200
——20—50—
DH321NDKW �
DH322NDKW �
DH323NDKW �
DH324NDKLW �
DH325NDKLW �
DH326NDKLW �
—
—
—
—
DH325NPKLW
DH326NPKLW
DH321NWKW
DH322NWKW
DH323NWKW
DH324NWKLW
DH325NWKLW
DH326NWKLW
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight,
Painted Steel
NEMA 4X Enclosure
Corrosion-Resistant,
Stainless SteelSingle-Phase ac 3-Phase ac dc
250
Volt480 Volt 600 Volt 480
Volt
600
Volt
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
4-Wire (3 Blades, 3 Fuses, S/N), 600 Vac — 250 Vdc �
30 60100200400600
HHHHHH
7-1/2203050——
10254050——
15 30 60125250400
20 50 75150350500
——————
DH361NDKW �
DH362NDKW �
DH363NDKW �
DH364NDKLW �
DH365NDKLW �
DH366NDKLW �
—
—
—
—
DH365NPKLW
DH366NPKLW
DH361NWKW
DH362NWKW
DH363NWKW
DH364NWKLW
DH365NWKLW
DH366NWKLW
S/N
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-40
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
EnviroLine/Receptacle
600 Vac Heavy-Duty, Single Throw with Receptacle, Fusible, Non-Fusible
Specifications■ 30 – 100 amperes.■ Power plugs not supplied with the
receptacle.■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11.DH362FDK2WR
Safety Switch with Receptacle K-Series, 3-Pole, 600 Volt Fuse ClipsTable 8-64. Fusible
Note: Contact the Safety Switch Flex Center (1-888-329-9272) for additional options including viewing windows and other receptacle manufacturers.Note: Power plugs are not available through Eaton.
Table 8-65. Non-Fusible
Note: Contact the Safety Switch Flex Center (1-888-329-9272) for additional options including viewing windows and other receptacle manufacturers.Note: Power plugs are not available through Eaton.
Ampere Rating Power Plug NEMA 12/3R Enclosure NEMA 4X Enclosure
Switch Receptacle Catalog Number Price U.S. $ Catalog Number Price U.S. $
Crouse-Hinds ARKTITE� Receptacle
30 60100
30 60100
Accepts Crouse-Hinds�APJ3485
APJ6485
APJ10487
DH361FDK2WR
DH362FDK2WR
DH363FDK2WR
DH361FWK2WR
DH362FWK2WR
DH363FWK2WR
M-R-S (Russellstoll) MAX-GARD� Receptacle
30 60100
30 60100
Accepts RussellstollDS3404MP
DS6404MP
DS1404MP
DH361FD3WRK
DH362FD3WRK
DH363FD3WRK
DH361FW3WRK
DH362FW3WRK
DH363FW3WRK
Appleton POWERTITE� Receptacle
30 60100
30 60100
Accepts AppletonACP3034BC
ACP6034BC
ACP1034CD
DH361FD5WRK
DH362FD5WRK
DH363FD5WRK
DH361FW5WRK
DH362FW5WRK
DH363FW5WRK
Ampere Rating Power Plug NEMA 12/3R Enclosure NEMA 4X Enclosure
Switch Receptacle Catalog Number Price U.S. $ Catalog Number Price U.S. $
Crouse-Hinds ARKTITE Receptacle
60 60Accepts Crouse-HindsAPJ6485 DH362UDK2WR DH362UWK2WR
Appleton POWERTITE Receptacle
3060
3060
Accepts AppletonACP3034BC
ACP6034BC
DH361UD5WRK
DH362UD5WRK
—
DH362UW5WRK
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
CA08101001E For more information visit: www.eaton.com
8-41Switching Devices
8
Safety SwitchesProduct Selection
EnviroLine/Non-Metallic/Halyester
240 Vac and 600 Vac Heavy-Duty Non-Metallic, Non-Fusible
Specifications■ 30 – 200 amperes.■ Halyester high impact strength fiber-
glass reinforced polyester material.
■ Horsepower rated.■ Suitable for service entrance use.■ Fusible and non-fusible.■ Opaque or transparent door.■ UL 98.■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11.
Caption to Come
Table 8-66. Fusible 250 Volt Maximum
Table 8-67. Fusible 600 Volt Maximum
Table 8-68. Non-Fusible – 600 Volts
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings NEMA 4X Enclosure Corrosion-Resistant, Non-Metallic
ac dc
Standard Fuse Time Delay Opaque
Cover
Price
U.S. $
Transparent
Cover
Price
U.S. $
Single-
Phase
Three-
Phase
Single-
Phase
Three-
Phase
250
Volt
Catalog
Number
Catalog
Number
3-Pole, 240 Vac — 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200
HHHH
1-1/2 3 7-1/215
3 7-1/21525
3101515
7-1/2153060
5102040
DH321FHK
DH322FHK
DH323FHK
DH324FHK
DT321FTK
DT322FTK
DT323FTK
DT324FTK
4-Wire (3 Blades, 3 Fuses, S/N), 240 Vac — 250 Vdc 30 60100200
HHHH
1-1/2 3 7-1/215
3 7-1/21525
3101515
7-1/2153060
5102040
DH321NHK
DH322NHK
DH323NHK
DH324NHK
DT321NTK
DT322NTK
DT323NTK
DT324NTK
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings NEMA 4X Enclosure Corrosion-Resistant, Non-Metallic
Single-Phase ac Three-Phase ac dc Opaque
Cover
Price
U.S. $
Transparent
Cover
Price
U.S. $
480
Volt
600
Volt
480
Volt
600
Volt
250
Volt
Catalog
Number
Catalog
Number
3-Pole, 240 Vac — 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200
HHHH
7-1/2203050
10254050
15 30 60125
20 50 75150
5102040
DH361FHK
DH362FHK
DH363FHK
DH364FHK
DT361FTK
DT362FTK
DT363FTK
DT364FTK
4-Wire (3 Blades, 3 Fuses, S/N), 240 Vac — 250 Vdc 30 60100200
HHHH
7-1/2203050
10254050
15 30 60125
20 50 75150
5102040
DH361NHK
DH362NHK
DH363NHK
DH364NHK
DT361NTK
DT362NTK
DT363NTK
DT364NTK
System Ampere
Rating
Maximum Horsepower Ratings NEMA 4X Enclosure Corrosion-Resistant, Non-Metallic
Single-Phase ac Three-Phase ac dc Opaque
Cover
Price
U.S. $
Transparent
Cover
Price
U.S. $
240
Volt
480
Volt
600
Volt
240
Volt
480
Volt
600
Volt
250
Volt
Catalog
Number
Catalog
Number
3-Pole, 480 Vac — 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200
3102015
7-1/2204050
10255050
10204060
20 50 75125
30 60100150
5102040
DH361UHK
DH362UHK
DH363UHK
DH364UHK
DT361UTK
DT362UTK
DT363UTK
DT364UTK
S/N
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . . 22CD
February 2007
8-42
For more information visit: www.eaton.com CA08101001E
Switching Devices
8
Safety SwitchesProduct Selection
EnviroLine/Non-Metallic/KRYDON
240 Vac and 600 Vac Heavy-Duty Non-Metallic Fusible, Non-Fusible
Specifications■ 30 – 200 amperes.■ KRYDON high impact strength fiber-
glass reinforced polyester material.■ Horsepower rated.■ Suitable for service entrance use.■ Fusible and non-fusible.■ UL 98.■ UL listed File No. E5239.■ For factory modifications, refer to
Pages 8-8 through 8-11.
DH361UCK
Table 8-69. Fusible
Table 8-70. Fusible
Table 8-71. Non-Fusible 277/480 – 600 Volts
Note: 30 amperes heavy-duty switches with Type J fuse provisions are available from the factory only. See Table 8-15 on Page 8-10 for catalog numbers.
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings NEMA 4X Enclosure
Corrosion-Resistant, Non-Metallicac dc
250 VoltStandard Fuse Time Delay Catalog
Number
Price
U.S. $Single-Phase 3-Phase Single-Phase 3-Phase
3-Pole, 240 Vac — 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200
HHHH
1-1/2 3 7-1/215
3 7-1/21525
————
7-1/2153060
——2040
DH321FCK
DH322FCK
DH323FCK
DH324FCK
4-Wire (3 Blades, 3 Fuses, S/N), 240 Vac — 250 Vdc 30 60100200
HHHH
————
3 7-1/21525
————
7-1/2153060
——20—
DH321NCK
DH322NCK
DH323NCK
DH324NCK
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 4X Enclosure
Corrosion-Resistant, Non-Metallic
Single-Phase ac 3-Phase ac dc Catalog
Number
Price
U.S. $480 Volt 600 Volt 480 Volt 600 Volt 250 Volt 600 Volt
3-Pole, 480 Vac — 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200
HHHH
7-1/2203050
10253050
15 30 60125
20 50 75150
————
————
DH361FCK
DH362FCK
DH363FCK
DH364FCK
4-Wire (3 Blades, 3 Fuses, S/N), 480 Vac — 600 Vac, 250 Vdc 30 60100200
HHHH
7-1/2203050
10253050
15 30 60125
20 50 75150
————
————
DH361NCK
DH362NCK
DH363NCK
DH364NCK
System Ampere
Rating
Maximum Horsepower Ratings with Time Delay Fuses NEMA 4X Enclosure
Corrosion-Resistant, Non-MetallicSingle-Phase ac 3-Phase ac dc
240 Volt 480 Volt 600 Volt 240 Volt 480 Volt 600 Volt 250 Volt 600 Volt Catalog Number Price U.S. $
3-Pole, 480 Vac — 600 Vac, 250 Vdc (Suitable for Service Entrance Use with a Neutral Kit Installed) 30 60100200
3102015
7-1/2204050
10255050
10204060
20 50 75125
30 60100150
5102040
————
DH361UCK
DH362UCK
DH363UCK
DH364UCK
S/N
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22CD