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Hydraulics A44
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
AApplication
Parker D3 Series hydraulic directional control valvesare high performance, direct operated 4-way valves,available in 2 or 3 position. They are manifoldmounted which conform to NFPA’s D05/CETOP 5mounting patterns. These valves were designed forindustrial and mobile hydraulic applications whichrequire high cycle rates, long life and high efficiency.
Operation
Parker’s D3 Series directional control valves consistof a four chamber style body, and a case hardenedsliding spool. The spool is directly shifted by avariety of operators including: solenoid, lever, cam,or air pilot.
D3W Solenoid Operated Conduit Box Style
D3W Solenoid Operated Hirschmann (DIN) Style
• Easy access mounting bolts
• No tools required for coilremoval
• 22 spool styles available
• Three electrical connectionoptions
• AC & DC lights available
• CSA approved
• Available in low-watt DCversion
• DIN Style (43650)Hirschmann
• Dual spade(SAE type 1B) lug stylealso available
• 22 spool styles available
• No tools required for coilremoval
• Easy coil replacement
• AC & DC lights available
• CSA approved
• Available in low-watt DCversion
Introduction Series D3
D3W Soft Shift TubeRepairable
Override Assembly 9/16" Hex
Response TimeControl Orifice**
Orifice** Removal Tool½" Hex
5/32" WrenchNot Supplied** Orifice Removal Tool with Kit Part Number 1301661
Hydraulics A45
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Features
• Easy access mounting bolts
• 345 Bar (5000 PSI) pressure rating
• Flows to 40 GPM depending on spool
• Choice of four operator styles
• Rugged four land spools
• Low pressure drop
• Phosphate finish body
• CSA approved and UL recognized(except manual operators)
• Proportional spool available
D3L Lever Operated
• Spring return or detent styles available
• Heavy duty handle design
• High flow, low pressure drop design
D3A Air Operated
D3C Cam Operated
• Low pilot pressure required –3.4 Bar (50 PSI) minimum
• Manual overrides standard
• High flow, low pressure dropdesign
• Choice of 2 cam roller positions(D3C and D3D)
• Short stroke option
• High flow, low pressure dropdesign
Introduction Series D3
Hydraulics A46
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
AApplication
Parker D3D Series hydraulic directional control valvesare high performance, direct operated 4-way valves,available in 2 or 3 position. They are manifoldmounted which conform to NFPA’s D05/CETOP 5mounting pattern. These valves were designed forindustrial and mobile hydraulic applications whichrequire high cycle rates, long life and high efficiency.
Operation
Parker’s D3D Series directional control valvesconsist of a five chamber style body, and a casehardened sliding spool.
D3DW Solenoid Operated Hirschmann (DIN) Style
• Easy access mounting bolts
• No tools required for coilremoval
• 22 spool styles available
• Signal lights available
• CSA approved
Introduction Series D3
Hydraulics A47
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Maximum Flow, LPM (GPM)350 Bar (5000 PSI)w/o Malfunction
Model Spool Symbol D3W D3W*F† D3DW
D3*1 150 (40) 78 (20) 130 (33)
D3*2 150 (40) 78 (20) 115 (30)
D3*3 150 (40) 78 (20) 120 (31)
D3*4 150 (40) 59 (15) 130 (33)
D3*5 150 (40) 78 (20) 130 (33)
D3*6 150 (40) 78 (20) 130 (33)
D3*7 50† (13) 59# (15) 70† (18)
D3*8 50‡ (13) 59# (15) 39 (10)
D3*9 39 (10) 59# (15) 75 (19)
D3*10 115 (30) N/A 75 (19)
D3*11 115 (30) 59# (15) 130 (33)
D3*12 95 (24) 59 (15) 75 (19)
D3*14 50† (13) 59# (15) 70† (18)
D3*15 150 (40) 78 (20) 120 (31)
D3*16 150 (40) 78 (20) 130 (33)
D3*20 150 (40) 78 (20) 130 (33)
D3*21 115 (30) N/A 120 (31)
D3*22 115 (30) N/A 120 (31)
D3*26 115 (30) N/A 75 (19)
D3*30 39 (10) 59# (15) 75 (19)
D3*81 115† (30) N/A 130 (33)
D3*82 115† (30) N/A 130 (33)
D3 Quick Reference Data
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
D3L, D3A, D3C Quick Reference Data (Four Chamber Body Only)Maximum Flow, LPM (GPM)
350 Bar (5000 PSI)Model Spool Symbol w/o Malfunction
D3*1 150 (40)
D3*2 150 (40)
D3*4 150 (40)
D3*8 50 (13)
D3*9 39 (10)
Maximum Flow, LPM (GPM)350 Bar (5000 PSI)w/o Malfunction
Model Spool Symbol D3W D3W*F† D3DW
D3*20 150 (40)
D3*26 115 (30)
D3*30 39 (10)
D3*81 115 (30)
D3*82 115 (30)
Center or De-energized position is indicated by P, A, B & T port notation.† 3000 PSI Max. ‡ 4300 PSI Max. # 1500 PSI Max.
Maximum Flow, LPM (GPM)350 Bar (5000 PSI)
Model Spool Symbol w/o MalfunctionA B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
Center or De-energized position is indicated by A, B, P & T port notation.
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
Technical Information Series D3
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
Hydraulics A48
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A
Performance Curves Series D3W
D3W-30 DC and AC Rectified Shift Limits
D3W-30 Low Watt DC and AC Rectified Shift Limits
Important Notes for Switching LImit Charts1. For F & M style valves, reduce flow to 70% of that shown.2. Shift limits charted for equal flow A and B ports. Unequal
A and B port flows may reduce shift limits.
Example:
Determine the maximum allowable flow of a D3W Seriesvalve (20D) at 150 Bar (2175 PSI) supply pressure.Locate the curve marked "20D". At 150 Bar (2175 PSI)supply pressure, the maximum flow is 98 LPM (25 GPM).At 345 Bar (5000 PSI), the flow is 72 LPM (18.5 GPM).
PSI Bar
5000
4000
3000
2000
1000
0
50
100
150
200
250
300
345
Sup
ply
Pre
ssur
e
LPM0
GPM
10 20 30
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40
40 50 60 70 80
Flow
90 100 110 120 130 140 150
8
20D, 26D30D
12
10, 21,22, 26
7, 14
9, 30
8, 9, 30
1, 2, 3,4, 5, 6,
15, 16, 20
11, 81, 82
0LPM
0GPM
10 20 30
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
40 50 60 70
Flow
3000
2000
1000
PSI Bar
50
100
150
200
Su
pp
ly P
ress
ure 4
1, 2, 3,5, 6,
15, 16, 207, 8, 9
11, 12, 14,30
Hydraulics A49
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Performance Curves Series D3W
D3W-30 AC Shift Limits
D3W-30 Soft Shift Limits
PSI Bar
5000
4000
3000
2000
1000
0
50
100
150
200
250
300
345
Su
pp
ly P
ress
ure
LPM0
GPM
10 20 30
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32
40 50 60 70 80
Flow
90 100 110 120
6
7, 8,14
9
112
12
20D,30D
1, 3, 4, 5,15, 16,20, 30
1, 6, 203, 4, 5,
15, 16, 30
PSI Bar
5000
4000
3000
2000
1000
0
50
100
150
200
250
300
345
Sup
ply
Pre
ssur
e
LPM0
GPM
10 20 30
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40
40 50 60 70 80
Flow
90 100 110 120 130 140 150
1,2,5,6,16,20,81
12
8, 9
20D, 26D,30D
12
3, 4, 11,15, 30
7, 8, 9,10, 14,
21, 22, 26,82
Important Notes for Switching LImit Charts1. For F & M style valves, reduce flow to 70% of that shown.2. Shift limits charted for equal flow A and B ports. Unequal
A and B port flows may reduce shift limits.
Hydraulics A50
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A
Performance Curves Series D3DW
D3W-30 Soft Shift Response
D3DW-40 Shift Limits
Important Notes for Switching LImit Charts1. For F & M style valves, reduce flow to 70% of that shown.2. Shift limits charted for equal flow A and B ports. Unequal
A and B port flows may reduce shift limits.
PSI Bar
5000
4000
3000
2000
1000
0
50
100
150
200
250
300
345
Sup
ply
Pre
ssur
e
LPM0
GPM
10 20 30
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36
40 50 60 70 80
Flow
90 100 110 120 130
12
2
7, 14
8
10, 26
20D, 26D, 30D
9, 30
1, 4, 5, 6, 11, 1215,16, 20, 81, 82
3,21, 22
Response Time*Signal to 95% spool stroke measured at172 Bar (2500 PSI) and 65 LPM (17 GPM).
% o
f Max
imum
Sho
ck
E = EnergizeD = De-energize
100
80
60
40
20
0
StandardValve
Soft Shift"S7"
Soft Shift"S4"
E D E D E D
Shock Load
Soft ShiftOption Energize De-energize
S4 320 550
S7 160 370
* For reference only. Response time varies withflow, pressure and oil viscosity.
Hydraulics A51
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Technical Information Series D3
Pressure Drop vs. Flow
The table shown providesflow vs. pressure drop curvereference for D3 Series valvesby spool type.
The chart below demonstratesgraphically the performancecharacteristics of the D3. Thelow watt coil and other designfeatures of the standardD3W*****F accommodate amaximum flow of 78 L/M(20 GPM) at 207 Bar (3000PSI).
D3W/D3DW Pressure Drop Reference Chart
Curve Number
Spool Shifted Center Condition
No. P–A P–B B–T A–T (P–T) (B–A) (A–B) (P-A) (P-B) (A-T) (B-T)
1 5 5 2 2 — — — — — — —2 4 4 1 1 2 3 3 3 3 1 13 5 5 2 3 — — — — — 1 —4 4 4 3 3 — — — — — 1 15 6 5 2 2 — — — 2 — — —6 6 6 2 2 — 4 4 2 2 — —7 5 4 2 1 3 — — — 3 — 18 8 8 7 7 6 — — — — — —9 5 5 4 4 7 — — — — — —
10 5 5 — — — — — — — — —11 5 5 2 2 — — — — — 10 1012 5 5 2 2 11 — — 10 10 10 1014 4 5 1 2 3 — — 3 — 1 —15 5 5 3 2 — — — — — — 116 5 6 2 2 — — — — 2 — —20 5 5 2 2 — — — — — — —21 5 4 — 1 — 9 — — — — —22 4 5 1 — — — 9 — — — —26 5 5 — — — — — — — — —30 5 5 2 2 — — — — — — —
Viscosity Correction Factor
Viscosity 75 150 200 250 300 350 400(SSU)% of ∆P 93 111 119 126 132 137 141(Approx.) Curves were generated using 110 SSU hydraulic oil. For any other viscosity, pressure drop will change per chart.Performance Curves
PSI Bar
350
280
210
140
70
0
5
10
15
19
24
Pre
ssu
re D
rop
LPM0
GPM
10 20 30
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40
40 50 60 70 80
Flow
90 100 110 120 130 140 150
#11
#10
#9 #8
#7
#6
#1
#2
#5
#4
#3
Note:For 81 and 82spools, consultfactory.
Hydraulics A52
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A
Interface NFPA D05, CETOP 5, NG 10
Max. Operating P, A, B:Pressure 345 Bar (5000 PSI) Standard
CSA 207 Bar (3000 PSI)
Tank:103 Bar (1500 PSI) Standard
CSA 103 Bar (1500 PSI)
Specifications
Technical Information Series D3W
General Description
The D3W Series directional control valves are high-performance, 4-chamber, direct operated, wet arma-ture solenoid controlled, 3 or 4-way valves. They areavailable in 2 or 3-position and conform to NFPA’sD05/CETOP 5 mounting patterns.
Features
• Worldwide, high flow, low pressure drop design.
• Mechanically tunable soft shift.
• 22 spools available including proportional.
• Repairable manual override for easy seal replacement.
• DC surge suppression available to protect electricalequipment.
• Three electrical connection options.
• AC & DC lights available.
• Easy access mounting bolts.
• Explosion proof availability.
• CSA approved.
• No tools required for coil removal.
• Rectified coils available for high flow AC applications.
Response Time (ms)Signal to 95% spool stroke measured at172 Bar (2500 PSI) and 75 LPM (20 GPM)
Solenoid Type Pull-In Drop-Out
AC 21 35DC 110 85
AA BB
P T
Hydraulics A53
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Solenoid Ratings**
Insulation Class HAllowable Deviationfrom rated voltage -10% to +15%Armature Wet pin type
** DC Solenoids available with optional molded metal oxide varistor(MOV) for surge suppression.
Leadwire length 6” from coil face.
D3W Solenoid Electrical Characteristics†
Solenoid Nominal In Rush Holding NominalCode Volts/Hz VA VA Watts (Ref)
Y 120/60 298 95 32110/50 294 102
T 240/60 288 96 32220/50 288 101
E 24/60 290 77 3224/50 381 110
K 12 VDC — 3.00† 36
J 24 VDC — 1.50† 36
D 120 VDC — 0.30† 36
† DC holding amps.
Electrical Characteristics* ED and EU†
Solenoid Nominal In Rush Holding NominalCode Volts/Hz VA VA Watts (Ref)
Y 120/60 266 82 36
T 240/60 266 82 36
K 12 VDC — 3.00† 36
J 24 VDC — 1.50† 36
D 120 VDC — 0.30† 36
*Dual frequency not available on explosion proof coils.
† DC holding amps.
Explosion Proof Solenoid Ratings
U.L. (EU) Class I, Div. 1 & 2, Groups C & DC.S.A. Class II, Div 1 & 2, Groups E, F & G
As defined by the N.E.CCENELEC (ED) Complies with BASEEFA requirements
for BS5501: Parts 1 and 5 Ex’dCENELEC EN50 – D18, Group II B
D3W*****F Solenoid Electrical Characteristics‡
Solenoid Nominal In Rush HoldingCode Volts/Hz Amps Amps Watts
KF 12 VDC — 3.00 18
JF 24 VDC — 0.75 18
‡ Based on nominal voltage @ 22°C (72°F)
Explosion Proof Solenoids
Technical Information Series D3W
D3W Rectified AC Solenoid ElectricalCharacteristics‡
Solenoid Nominal In Rush HoldingCode Volts/Hz Amps Amps Watts
Y 120/60 — .37 36110/50
T 240/60 — .18 36220/50
YF 120/60 — .18 18110/50
TF 240/60 — .09 18220/50
‡ Based on nominal voltage @ 22°C (72°F)
Hydraulics A54
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A
Dimensions Series D3W
Hirschmann, Double AC Solenoid
Inch equivalents for millimeter dimensions are shown in (**)
Hirschmann, Single AC Solenoid
THIRD-ANGLEPROJECTION
THIRD-ANGLEPROJECTION
58.0 (2.29)
23.0 (.91)
12.0 (.47)
36.0 (1.42)
86.2 (3.40)
90.0 (3.54)
107.7 (4.24)
89.8 (3.54)
69.5 (2.74)
21.5 (.85)
74.5 (2.93)
97.8 (3.85)
152.5 (6.01)
129.1 (5.09)
76.2 (3.00)
27.3 (1.08)
58.0 (2.29)
23.0 (.91)
12.0 (.47)
36.0 (1.42)
86.2 (3.40)
90.0 (3.54)
107.7 (4.24)
89.8 (3.54)
69.5 (2.74)
21.5 (.85)
74.5 (2.93)
97.8 (3.85)
27.3 (1.08)
76.2 (3.00)
87.9 (3.45)
SeeNote
Note: 30.0mm (1.18") from bottom of bolt counterbore.
Hydraulics A55
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Conduit Cavity, Double DC Solenoid
Inch equivalents for millimeter dimensions are shown in (**)
Dimensions Series D3W
Conduit Cavity, Single DC Solenoid
THIRD-ANGLEPROJECTION
THIRD-ANGLEPROJECTION
177.2 (6.98)
76.2 (3.00)
27.3 (1.08)
122.5 (4.83)
21.5 (.85)
69.5 (2.74)
90.0 (3.54)
86.2 (3.40)
36.0 (1.42)
12.0 (.47)
23.0 (.91)
58.0 (2.29)
87.9 (3.46)
76.2 (3.00)
27.3 (1.08)
122.5 (4.83)
21.5 (.85)
69.5 (2.74)
90.0 (3.54)
86.2 (3.40)
36.0 (1.42)
12.0 (.47)
23.0 (.91)
58.0 (2.29)
Hydraulics A56
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A Conduit Box Extension, Double AC Solenoidwith Variation 6 (Manaplug) & Variation P (Extended Manual Override)
Inch equivalents for millimeter dimensions are shown in (**)
Dimensions Series D3W
Conduit Box Extension, Double DC Solenoidwith Variation 6 (Manaplug) & Variation P (Extended Manual Override)
THIRD-ANGLEPROJECTION
THIRD-ANGLEPROJECTION
15.9 (.63)
112.2 (4.42)97.8 (3.85)
21.5 (.85)
166.9 (6.58)152.5 (6.01)
76.2 (3.00)74.1 (2.92)
27.3 (1.08)
69.5 (2.74)
128.6 (5.07)
103.1 (4.06)
36.0 (1.42)
58.0 (2.29)
23.0 (.91)
12.0 (.47)
15.9 (.63)
21.5 (.85)
76.2 (3.00)
27.3 (1.08)
58.0 (2.29)
23.0 (.91)
12.0 (.47)
36.0 (1.42)
103.1 (4.06)
128.6 (5.07)
69.5 (2.74)
195.0 (7.68)
140.4 (5.53)
Hydraulics A57
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Explosion Proof U.L. & CSA, Double Solenoid
Inch equivalents for millimeter dimensions are shown in (**)
Dimensions Series D3W
Explosion Proof CENELEC, Double Solenoid
THIRD-ANGLEPROJECTION
THIRD-ANGLEPROJECTION
BoltholeCenterlineReference
#18 AWG, 18 Inches Long, No Terminals,with UL Approval and Markings
98.0(3.86)
11.7(0.46)
36.0(1.42)
58.0(2.29)
23.0(0.91) 12.0
(0.47)
BoltholeCenterlineReference
18.9(0.74)
18.9 (0.74) Ref.
143.7(5.66)
197.3 (7.77)
23.0(0.91)
63.6(2.51)
11.3 (0.44)64.9 (2.56)
76.9 (3.03)117.2 (4.62)
1/2 Inch NPT
BoltholeCenterlineReference
M20 x 1.5-6H Metric Thread
134.7(5.31)
103.6(4.08)
36.0(1.42)
18.9 (0.74) Ref.
11.6(0.46)
18.9(0.74)
12.1(0.47)
BoltholeCenterlineReference
23.0(0.91)
58.1(2.29) 154.1
(6.07)
23.0(0.91)
75.6 (2.98)207.7(8.18)
11.3(0.44)
64.9 (2.56)
76.7 (3.02)
Hydraulics A58
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A Conduit Box, Single DC Solenoidwith Variation I7 (Monitor Switch)
Inch equivalents for millimeter dimensions are shown in (**)
Dimensions Series D3W
58.0 (2.29)
23.0 (.91)
12.0 (.47)
36.0 (1.42)
86.2 (3.40)
90.0 (3.54)
122.5 (4.83)
21.5 (.85)
176.2 (6.94)
76.2 (3.00)
27.3 (1.08)
69.5 (2.74)85.3 (3.36)
For repetitive switch power-up conditions, please consultfactory.
Monitor Switch(Variation I7)
This feature provides for electrical confirmation of thespool shift. This can be used in safety circuits, toassure proper sequencing, etc.
Switch Data
Inductive switch requiring +18-42 volt input. OutputsA and B are opposite; one at “0” voltage, the other atinput voltage. During switching, A and B outputsreverse. Provides 0.4A switching current.
BLOCK DIAGRAM
Inductor
Regulator
(Extended Position)
Pin 2 (Input 24VDC)
Pin 1 (Output N.O.)
Pin 3 (Output N.C.)
Pin 4 (Ground Terminal)
Hydraulics A59
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Accessories Series D3W
Conduit Box(connection option K)
Interface – 152.4 cm (6.0 inch) lead wires, 18 awg.
– NEMA 4 rating available (consult factory)
– Waterproof
Manaplug
(valve variations 6, 56, 1A, 1C)
Interface – Brad Harrison Plug
– 3-Pin for Single Solenoid
– 5-Pin for Double Solenoid
Solenoid (Positive)Wire #2 (Red/White)
GroundWire #1 (Green)
Solenoid (Negative)Wire #3 (Red/Black)
3-Pin Manaplug (Mini) with LightsSingle Solenoid Valves
"B” Solenoid (Positive)Wire #1 (Red/White)
"A” Solenoid (Positive)Wire #2 (Red)
"B” Solenoid (Negative)Wire #5 (Red/Black)
"A” Solenoid (Negative)Wire #4 (Red/Yellow)
GroundWire #3 (Green)
5-Pin Manaplug (Mini) with LightsSingle and Double Solenoid Valves
("A" and "B" Solenoids Reversed for #8 and #9 Spools)
Pin #2(Negative)
Pin #3(Ground)
Pin #1(Positive)
Hirschmann Plug with Lights
Face View of Plug
Hydraulics A60
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
AD 3 W
NFPA D05CETOP 5
NG 10
Wet armaturesolenoid
Code Description
N Nitrile
V Fluorocarbon
Code Description
E # 24/60 - 24/50 VAC
Y 120/60 - 110/50 VAC
T 240/60 - 220/50 VAC
K 12 VDC
J 24 VDC
D # 120 VDC
# High Watt Coil only.
Code Description
Single solenoid, 2 position, B * spring offset
P to A and B to T in offset position
C Double solenoid, 3 position,spring centered.
D † Double solenoid, 2 position, detent
Single solenoid, 2 position,E spring centered.
P to B and A to T when energized.
Single solenoid, 2 position. Spring offset,F energized to center. Position spool spacer on A
side. P to A and B to T in spring offset position.
Single solenoid, 2 position,H * spring offset.
P to B and A to T in offset position.
Single solenoid, 2 position.K Spring centered.
A side. P to A and B to T when energized.
Single solenoid, 2 position, spring offset, energizedM to center position. Spool spacer on B side. P to B
and A to T in spring offset position.
* Only spools 20, 26 & 30.† Only spools 20 & 30.
A B
P T
b
A B
P T
b a
A B
P T
b
A B
P T
b
A B
P T
b a
A B
P T
a
A B
P T
a
A B
P T
a
This condition varieswith spool code
SolenoidVoltage
ActuatorBasicValve
DirectionalControl Valve
Spool Style Seal
Ordering Information Series D3W
Valve schematic symbols are per NFPA/ANSIstandards, providing flow P to A when energizingsolenoid A. Note operators reverse sides for #8 and#9 spools. See installation information for details.
Code Symbol Code Symbol
1 14
2 15
3 16
4 20*
5 21†
6 22†
7 26*†
8*, 9** 30**
10† 81†
11 82†
12
* 8, 20 & 26 spool have closed crossover** 9 & 30 spool have open crossover† Available only with high-watt rectified AC coils or
high-watt DC coils
A B
P T
A B
P TA B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
Hydraulics A61
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Code Description
C Conduit Cavity
K Conduit Adaptor
P† Hirschmann w/Plug
W* Hirschmann w/o Plug
S*†# Double Spade
E Explosion Proof
* Available only with J, K,Y (rectified) and T (rectified)voltages.
†Not CSA approved.#DC voltage only.
Code Coil
Omit High Watt
D† Explosion Proof, EExd
F* Low Watt
U Explosion Proof, UL/CSA
* Available only with J, K, Y (Rectified)and T (Rectified) voltages.
† Explosion proof coils are 60 Hz atstandard voltage; dual rating notavailable.
Code Description
Omit No Option
V# Varistor SurgeSuppressor
Z AC Rectified
# DC voltage only.
NOTE:Not
requiredwhen
ordering.
Valve Weight:
Single Solenoid:AC 4.3 kg (9.5 lbs)DC 5.3 kg (11.6 lbs)
Double Solenoid:AC 5.0 kg (11.0 lbs)DC 7.3 kg (16.0 lbs)
Standard Bolt Kit:
BK98
ElectricalOptions
ShiftResponse
andIndication
ConnectorPackage
SolenoidOptions
TubeOptions
ManualOverrideOptions
DesignSeries
Approvals
Code Description
Omit Low Pressure
Variations
Ordering Information Series D3W
Code Description
Omit Standard Valve
4 CSA Approval
K UL Recognition
Code Description
Omit Standard Valve
S4 Soft Shift, 0.040" Orifice
S7 Soft Shift, 0.070" Orifice
I7 Monitor Switch*
* Single solenoid models only. NotCE or CSA approved.
Code Description
Omit Standard Valve
5 Signal Lights
6 Manaplug, Brad Harrison Mini
7 Manaplug, Brad Harrison Micro (M12x1)
56 Manaplug (Mini) with Lights
57 Manaplug (Micro) with Lights (M12x1)
1A Manaplug (Mini) Single Sol. 5-Pin
1B Manaplug (Micro) Single Sol. 5-Pin (M12x1)
1C Manaplug (Mini) Single Sol. 5-Pin w/Lights
1D Manaplug (Micro) Single Sol. 5-Pin w/Lights (M12x1)
Code Description
Omit Standard Tube
P Extended Manual Override
R Repairable Manual Override
Mounting Bolt KitsUNC Bolt Kits for use with D3W
Directional Control Valves & Manapak/Cartpak
Number of Manapaks/Cartpaks@ 2.00" (50mm) thickness
0 1 2 3
D3W BK98 BK141 BK142 BK1431.62" 3.50" 5.50" 7.50"
D3W with BK144 BK61 BK62 BK63explosion proof 2.37" 4.25" 6.25" 8.25"coils
NOTE: All bolts are SAE grade 8, 1/4-20 UNC-2A thread, torque to16 Nm (12 ft-lbs)
Hydraulics A62
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A
Ordering Information Series D3W
Manaplugs – Electrical Plug (Mini)
Hirschmann – Female Connector
Electrical Cords (Mini)
E P 3
D05 Pattern
Electrical
Code Description
3 3-Pin Plug
5 5-Pin Plug
E P H
Code Description
A Gray (Solenoid A)
B Black (Solenoid B)
E C
Code Description
Omit 6 feet (std)
3 3 feet
12 12 feet
Code Description
Omit 3 Conductors (std)
5 5 Conductors
Plug ValveModel
BasicConfigurations
Electrical Lights
Code Description
E 24/60 - 24/50 VAC
Y 120/60 - 110/50 VAC
T 240/60 - 220/50 VAC
K 12 VDC
J 24 VDC
D 120 VDC
Electrical Plug HirschmannStyle
ConnectorColor
Electrical Cord No. ofConductors
ElectricalRequirements
EL32
VoltageElectricalLight
Code Description
EP 24/60 - 24/50 VAC
YP 120/60 - 110/50 VAC
TP 240/60 - 220/50 VAC
KP 12 VDC
JP 24 VDC
DP 120 VDC
ELHI
VoltageElectricalLight
ConduitBoxStyle
HirschmannStyle(One light req'dper solenoid)
Hydraulics A63
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Interface NFPA D05, CETOP 5, NG 10
Max. Operating P, A, B:Pressure 345 Bar (5000 PSI) Standard
CSA 207 Bar (3000 PSI)
Tank:103 Bar (1500 PSI) Standard207 Bar (3000 PSI) Optional
CSA 103 Bar (1500 PSI)
Specifications
General Description
The D3DW Series directional control valves are high-performance, 5-chamber, direct operated, wet arma-ture solenoid controlled, 3 or 4-way valves. They areavailable in 2 or 3-position and conform to NFPA’sD05/CETOP 5 mounting patterns.
Features
• 22 spools available including proportional.
• Repairable manual override for easy seal replacement.
• DC surge suppression available to protect electricalequipment.
• Easy access mounting bolts.
• CSA approved.
• No tools required for coil removal.
• High pressure tank line capability.
Response Time (ms)Signal to 95% spool stroke measured at175 Bar (2500 PSI) and 75 L/M (20 GPM)
Solenoid Type Pull-In Drop-Out
DC 110 85
Technical Information Series D3DW
AA BB
P T
Solenoid Ratings**
Insulation Class HAllowable Deviationfrom rated voltage -10% to +15%Armature Wet pin type
** DC Solenoids available with optional molded metal oxide varistor(MOV) for surge suppression.
Leadwire length 6” from coil face.
D3W Solenoid Electrical Characteristics
Solenoid Nominal In Rush Holding NominalCode Volts Amps Amps Watts (Ref)
K 12 VDC — 3.00 36
J 24 VDC — 1.50 36
D 120 VDC — 0.30 36
Hydraulics A64
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A Hirschmann, Double DC Solenoid
Inch equivalents for millimeter dimensions are shown in (**)
Hirschmann, Single DC Solenoid
THIRD-ANGLEPROJECTION
THIRD-ANGLEPROJECTION
177.2 (6.98)
76.2 (3.00)
122.5 (4.83)
80.1 (3.16)
21.5 (0.85)
58.9 (2.29)
23.0 (0.91)
12.0 (0.47)
36.0 (1.42)
83.0 (3.27)106.2 (4.18)
87.8 (3.46)
87.9 (3.46)
76.2 (3.00)
21.5 (0.85)
40.5 (1.60)
122.5 (4.83)
88.2 (3.48)83.0 (3.27)
36.0 (1.42)
12.0 (0.47)
23.0 (0.91)
58.0 (2.29)
SeeNote
Dimensions Series D3DW
Note: 30.0mm (1.18") from bottom of bolt counterbore.
Hydraulics A65
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Dual Spade, Single DC Solenoidwith Variation I7 (Monitor Switch)
Inch equivalents for millimeter dimensions are shown in (**)
85.3 (3.36)
21.5 (0.85)
40.5 (1.60) 76.2 (3.00)
122.5 (4.83) 176.2 (6.94)
88.2 (3.48)
96.1 (3.79)
83.0 (3.27)
36.0 (1.42)
12.0 (0.47)
23.0 (0.91)
58.0 (2.29)
For repetitive switch power-up conditions, please consultfactory.
Monitor Switch(Variation I7)
This feature provides for electrical confirmation of thespool shift. This can be used in safety circuits, toassure proper sequencing, etc.
Switch Data
Inductive switch requiring +18-42 volt input. OutputsA and B are opposite; one at “0” voltage, the other atinput voltage. During switching, A and B outputsreverse. Provides 0.4A switching current.
BLOCK DIAGRAM
Inductor
Regulator
(Extended Position)
Pin 2 (Input 24VDC)
Pin 1 (Output N.O.)
Pin 3 (Output N.C.)
Pin 4 (Ground Terminal)
Dimensions Series D3DW
Hydraulics A66
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
AD 3 D W
NFPA D05CETOP 5
NG 10
Wet armaturesolenoid
Code Description
N Nitrile
V Fluorocarbon
Code Description
K 12 VDC
J 24 VDC
D 120 VDC
Code Description
Single solenoid, 2 position, B * spring offset
P to A and B to T in offset position
C Double solenoid, 3 position,spring centered.
D † Double solenoid, 2 position, detent
Single solenoid, 2 position,E spring centered.
P to B and A to T when energized.
Single solenoid, 2 position. Spring offset,F energized to center. Position spool spacer on A
side. P to A and B to T in spring offset position.
Single solenoid, 2 position,H * spring offset.
P to B and A to T in offset position.
Single solenoid, 2 position.K Spring centered.
A side. P to A and B to T when energized.
Single solenoid, 2 position, spring offset, energizedM to center position. Spool spacer on B side. P to B
and A to T in spring offset position.
* Only spools 20, 26 & 30.† Only spools 20 & 30.
Code Symbol Code Symbol
1 14
2 15
3 16
4 20*
5 21
6 22
7 26*
8*, 9** 30**
10 81
11 82
12
* 8, 20 & 26 spool have closed crossover** 9 & 30 spool have open crossover
A B
P T
A B
P TA B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
b
A B
P T
b a
A B
P T
b
A B
P T
b
A B
P T
b a
A B
P T
a
A B
P T
a
A B
P T
a
A B
P T
This condition varieswith spool code
SolenoidVoltage
ActuatorBasicValve
DirectionalControl Valve
Spool Style SealBody
5-ChamberBody
Ordering Information Series D3DW
A B
P T
Valve schematic symbols are per NFPA/ANSIstandards, providing flow P to A when energizingsolenoid A. Note operators reverse sides for #8 and#9 spools. See installation information for details.
Hydraulics A67
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Code Description
P† Hirschmann w/Plug
W* Hirschmann w/o Plug
S*† Double Spade
* Not available with signal lights.† Not CSA approved.
Code Description
Omit Standard Tube
P Extended Manual Override
R Repairable Manual Override
Code Description
Omit No Option
NOTE:Not
requiredwhen
ordering.
Valve Weight:
Single Solenoid5.3 kg (11.6 lbs)
Double Solenoid7.3 kg (16.0 lbs)
Standard Bolt Kit:
BK98
ElectricalOptions
ShiftIndication
ConnectorPackage
SolenoidOptions
TubeOptions
ManualOverrideOptions
DesignSeries
Approvals
Code Description
Omit Low Pressure
H High Pressure
Variations
Ordering Information Series D3DW
Mounting Bolt KitsUNC Bolt Kits for use with D3DW
Directional Control Valves & Manapak/Cartpak
Number of Manapaks/Cartpaks@ 2.00" (50mm) thickness
0 1 2 3
D3DW BK98 BK141 BK142 BK1431.62" 3.50" 5.50" 7.50"
D3DW with BK144 BK61 BK62 BK63explosion proof 2.37" 4.25" 6.25" 8.25"coils
NOTE: All bolts are SAE grade 8, 1/4-20 UNC-2A thread, torque to16 Nm (12 ft-lbs)
Code Coil
Omit High Watt
Code Description
Omit Standard Valve
I7* Monitor Switch
* Single solenoid models only.Not CE or CSA approved.
Code Description
Omit Standard Valve
4* CSA Approval
K UL Recognition
* Not available with highpressure tube.
Code Description
Omit Standard Valve
5 Signal Lights
Hydraulics A68
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
AGeneral Description
The D3L Series directional control valves are high-performance, 4-chamber, direct operated, levercontrolled, 3 or 4-way valves. They are available in 2or 3-position and conform to NFPA’s D05/CETOP 5mounting patterns.
Features• Spring return or detent styles available
• High flow, low pressure drop design
• Heavy duty handle design
Specifications
Mounting Pattern NFPA D05, CETOP 5, NG 10Maximum Operating: 345 Bar (5000 PSI)Pressure Tank Line: 34 Bar (500 PSI)Maximum Flow See Quick Reference ChartForce Requiredto Shift Lever 173 N (39 lbs)Operator
Dimensions
Inch equivalents for millimeter dimensions are shown in (**)
Lever Operated D3L
A B
P T
Technical Information Series D3L
THIRD-ANGLEPROJECTION
8.9°Full Shift
149.07 (5.873)
162.81 (6.415)
58.23 (2.294)
174.45 (6.873)
15.50 (0.611)
89.95 (3.544)
36.00 (1.418)
35.00 (1.379)
70.00 (2.758)
See Note
Note: 30.0mm (1.18") from bottom of bolt counterbore.
Hydraulics A69
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
D 3
NFPA D05CETOP 5
NG10
Code Description
N Nitrile
V Fluorocarbon
Operator Location (A or B End)Code Operator Type For Valve Style
B C D E H K N
L Lever (Standard) B B B A B B B
LB Lever (Alternate) A A A N/A A N/A A
Not RequiredWhen Ordering
Code Description
Omit Standard
I7* Monitor Switch
* Not available on C, D or NStyles.Not CE or CSA approved.
Code Symbol Code Symbol
1 20*
2 30†
4 81
8* 82
9†
* 8 and 20 spools have closed crossover.† 9 and 30 are open crossover.
Code Description
Two position, spring offset.B* P to A and B to T in offset
position.
C Three position,spring centered.
D* Two position, detent.
Two position, spring centered.E P to B and A to T
in shifted position.
Two position, spring offset.H* P to B and A to T
in offset position.
Two position, spring centered.K P to A and B to T
in shifted position.
N Three position, detent.
* 20 and 30 spools only.
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
This condition varieswith spool code
VariationsBasicValve
DirectionalControl Valve
Spool Style SealCompound
OperatorType & Location
DesignSeries
Ordering Information Series D3L
A B
P T
A B
P T
Mounting Bolt KitsUNC Bolt Kits for use with D3L Valves
Directional Control Valves & Manapak/Cartpak
Number of Manapaks/Cartpaks@ 2.00" (50mm) thickness
0 1 2 3
D3L BK98 BK141 BK142 BK1431.62" 3.62" 5.62" 7.62"
NOTE: All bolts are SAE grade 8, 1/4-20 UNC-2A thread, torque to16 Nm (12 ft-lbs)
Valve schematic symbols are per NFPA/ANSI standards, providingflow P to A when energizing operator A. Note operators reversesides for #8 and #9 spools. See installation information for details.
Valve Weight:
3.6 kg (8 lbs)
Standard Bolt Kit:
BK98
Hydraulics A70
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
AGeneral Description
The D3A Series directional control valves are high-performance, 4-chamber, direct operated, air pilotcontrolled, 3 or 4-way valves. They are available in 2or 3-position and conform to NFPA’s D05/CETOP 5mounting patterns.
Features
• Low pilot pressure required – 3.4 Bar (50 PSI) minimum
• Manual overrides standard
• High flow, low pressure drop design
Specifications
Mounting Pattern NFPA D05, CETOP 5, NG 10Operating: 345 Bar (5000 PSI)MaximumTank Line: 34 Bar (500 PSI)Pressure
Maximum Flow See Quick Reference ChartPilot Pressure Air Minimum 3.4 Bar (50 PSI)
Air Maximum 6.9 Bar (100 PSI)
Air OperatedShift Volume. The air pilot chamber requires a volume of 1.8cc (.106 in.3) for complete shift from center to end.
Pilot Piston. The pilot piston area is 506 mm2 (.785 in.2).Pilot piston stroke is 3.4 mm (.135 in.).
AA BB
P T
Technical Information Series D3A
Response Time* (ms)Signal to 95% spool stroke measured at 172 Bar(2500 PSI) and 160 LPM (20 GPM)
Pilot Pressure Pull-In Drop-Out
50 PSI 23.0 23.0100 PSI 19.0 38.0
* Chart is for reference only. Response time will vary with pilotline size, length, air pressure and air valve flow capacity (Cv).
Hydraulics A71
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
DimensionsInch equivalents for millimeter dimensions are shown in (**)
Air Operated, Double Pilot
Air Operated, Single Pilot
Technical Information Series D3A
181.82 (7.164)
89.95 (3.544)
36.00 (1.418)
70.00 (2.758)
35.00 (1.379)
79.51 (3.133) 101.81 (4.011)
See Note
THIRD-ANGLEPROJECTION
THIRD-ANGLEPROJECTION
214.0 (8.43)
90.0 (3.55)
36.0 (1.42)
35.0(1.38)
70.0 (2.76)
67.1 (2.64)134.3 (5.29)
121.1 (4.77)
Note: 30.0mm (1.18") from bottom of bolt counterbore.
Hydraulics A72
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A
Ordering Information Series D3A
D 3 A
NFPA D05CETOP 5
NG 10
Code Description
N Nitrile
V Fluorocarbon
Not RequiredWhen Ordering
Code Description
Omit Standard
I7* Monitor Switch
* Available in B, E, H & Kstyles only.Not CE or CSA approved.
Code Description
Single operator, two positionB # spring offset.
P to A and B to T in offset position.
Double operator,C three position,
spring centered.
Double operator,D # two position,
detent.
Two position, spring centered.E P to B and A to T
in shifted position.
Single operator, two position,H # spring offset. P to B and A to T
in offset position.
Two position, spring centered.K P to A and B to T
in shifted position.
# B, D & H styles available with 20 and 30 spools only.
Code Description
A Air Operator
Indicates air pilot
This condition varieswith spool code
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A
VariationsBasicValve
DirectionalControl Valve
Spool Style SealCompound
Actuator DesignSeries
Code Symbol Code Symbol
1 20*
2 30†
4 81
8* 82
9†
* 8 and 20 spools have closed crossover.† 9 and 30 are open crossover.
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
A B
P T
Mounting Bolt KitsUNC Bolt Kits for use with D3A Valves
Directional Control Valves & Manapak/Cartpak
Number of Manapaks/Cartpaks@ 2.00" (50mm) thickness
0 1 2 3
D3A BK98 BK141 BK142 BK1431.62" 3.62" 5.62" 7.62"
NOTE: All bolts are SAE grade 8, 1/4-20 UNC-2A thread, torque to16 Nm (12 ft-lbs)
Valve schematic symbols are per NFPA/ANSI standards, providingflow P to A when energizing operator A. Note operators reversesides for #8 and #9 spools. See installation information for details.
Valve Weight:
4.1 kg (9 lbs)
Standard Bolt Kit:
BK98
Hydraulics A73
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Technical Information Series D3C and D3D
General DescriptionThe D3C and D3D Series directional control valves arehigh-performance, 4-chamber, direct operated, camcontrolled, 3 or 4-way valves. They are available in 2-position and conform to NFPA’s D05/CETOP 5 mountingpatterns.
Features• Choice of 2 cam roller positions (D3C and D3D)
• Short stroke option
• High flow, low pressure drop design
Specifications
Mounting Pattern NFPA D05, CETOP 5, NG 10Maximum Operating: 345 Bar (5000 PSI)Pressure Tank Line: 34 Bar (500 PSI)Maximum Flow See Quick Reference ChartForce Required 107 N (53 lbs.)to ShiftMaximumCam Angle 30°
DimensionsInch equivalents for millimeter dimensions are shown in (**)
Cam Operated
FullValve Type Pre-Travel Spool Over-Travel
Travel
Standard 1.75 5.75 2.03Valve (0.07) (0.23) (0.08)
B5 0 4.00 2.03Short Stroke (0) (0.16) (0.08)
Over-TravelFull Spool Travel
Pre-Travel
87.3 (3.44)
36.0 (1.42)
23.12 (0.91)79.3 (3.13)
88.8 (3.50)
190.7 (7.51)
12.0 (0.47)
70.0 (2.76)
35.0 (1.38)
See Note
Note: 30.0mm (1.18") from bottom of bolt counterbore.
Hydraulics A74
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control ValvesCatalog 2502/USA
A
Ordering Information Series D3C and D3D
D 3
NFPA D05CETOP 5
NG 10
Code Description
N Nitrile
V Fluorocarbon
Not RequiredWhen Ordering
Code Description
Omit Standard
B5 Short Stroke
I7* Monitor Switch
* Not CE or CSA approved.
Code Symbol
20*
30†
* 20 spool has closedcrossover.
† 30 spool has opencrossover.
Code Description
Two position,B spring offset operator
at “A” port end.
Two position,H spring offset operator
at “B” port end.
Code Description
C Cam (90° tomounting surface)
D Cam parallel tomounting surface
A B
P T
A B
P T
VariationsBasicValve
DirectionalControl Valve
Spool Style SealCompound
Actuator DesignSeries
A B
P T
A B
P T
Mounting Bolt KitsUNC Bolt Kits for use with D3C & D3D ValvesDirectional Control Valves & Manapak/Cartpak
Number of Manapaks/Cartpaks@ 2.00" (50mm) thickness
0 1 2 3
D3C, D3D BK98 BK141 BK142 BK1431.62" 3.62" 5.62" 7.62"
NOTE: All bolts are SAE grade 8, 1/4-20 UNC-2A thread, torque to16 Nm (12 ft-lbs)
Valve Weight:
3.6 kg (8 lbs)
Standard Bolt Kit:
BK98
Valve schematic symbols are per NFPA/ANSIstandards, providing flow P to A when energized.Note operators reverse sides for #8 and #9 spools.See installation information for details.
Hydraulics A75
Parker Hannifin CorporationHydraulic Valve DivisionElyria, Ohio 44035 USA
Directional Control Valves
A
Catalog 2502/USA
Installation Information Series D3*
Fluid RecommendationsPremium quality hydraulic oil with a viscosity rangebetween 150-250 SSU (32 -54 cst) at 38° C (100°F) isrecommended. The absolute operation viscosity range isfrom 80-1000 SSU (16-220 cst). Oil should havemaximum anti-wear properties and rust and oxidationtreatments.
Fluids and SealsValves using synthetic, fire-resistant fluids requirespecial seals. When phospate ester or its blends areused, FLUOROCARBON seals are required. Water-glycol, water-in-oil emulsions, and petroleum oil may beused with NITRILE seals.
Temperature RecommendationRecommended oil temperature:-7° to +71°C (-20 to +160°F)
FiltrationFor maximum valve and system component life, thesystem should be protected at a contamination level notto exceed 125 particles greater than 10 microns permilliliter of fluid. (SAE Class 4 or better, ISO Code16/13).
Tank Line SurgesIf several valves are piped with a common tank line, flowsurges in the line may cause unexpected spool shift.Detent style valves are most susceptible to this.Separate tank lines should be used when line surges areexpected in an application.
Recommended Mounting Position
Valve Type Recommended Mounting Position
Detent (Solenoid) HorizontalSpring Offset UnrestrictedSpring Centered Unrestricted
SiltingSilting can cause any sliding spool valve to stick and notspring return, if held shifted under pressure for longperiods of time. The valve should be cycled periodicallyto prevent sticking.
Single Pass OperationValve flow ratings are for double pass operation(with equal flow in both paths). When using thesecomponents in single pass applications, flow capabilitiesmay be reduced. Consult your local Parkerrepresentative for details.
Flow Path Data
*Note: On valves with 8 or 9 spool, A and/or B operators reversesides. Flow paths remain the same as viewed from top ofvalve.
Double Solenoid. With solenoid “A” energized, flowpath is P→A and B→T. When solenoid “B” is energized,flow path is P→B and A→T. The center condition on aspring-centered valve exists when both coils are de-energized, or during a complete shift, as the spoolpasses through center.
Detent and Spring Offset. The center condition existson detent and spring offset valves only during spoolcrossover. To shift and hold a detented spool, only amomentary energizing of the solenoid is necessary. Theminimum duration of the signal is aproximately 0.13seconds for both AC and DC voltages. This position willbe held provided the spool center line is in a horizontalplane, and no shock or vibration is present to displacethe spool.
Single Solenoid. Spring offset valves can be ordered insix styles: B, E, F, H, K and M. Flow path data for thevarious styles are described in the order chart.
Lever Operated (on B end)Pull lever away from valve P→A; B→TPush lever toward valve P→B; A→T
Note: Reverse with a #8 or #9 spool.
Electrical FailureShould electric power fail, spring offset and springcentered valves will shift to the spring held position.Detented valves will stay in the last position held beforepower failure. If main flow does not fail or stopsimultaneously, machine actuators may continue tofunction in an undesirable manner or sequence.
Loss of Pilot Pressure (D3A)Should a loss of pilot pressure occur, spring offset andspring centered valves will shift to the spring heldposition. Detented valves will remain in the last positionheld. If main hydraulic flow does not simultaneouslystop, machine actuators may continue to function in anundesirable manner or sequence.
Torque SpecificationsTorque values recommended for the bolts which mountthe valve to the manifold or subplate are as follows:
1/4-20 thread (M6x1) torque 16.0 Nm (12 ft-lbs).
D3*
Operator B Operator A
P
A B
TT