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MXZ SERIES BRANCH BOX ENCLOSURE
PRODUCT GUIDE
© 2018 Mitsubishi Electric Trane HVAC US LLC. All rights reserved.
Mitsubishi Electric and the three-diamond logo are trademarks of Mitsubishi Electric Corporation. Diamondback and the snake logo are registered trademarks of Mitsubishi Electric US, Inc. All other product names mentioned herein are trademarks or registered trademarks of their respective owners.
Specifications shown in this brochure are subject to change without notice. See complete warranty for terms, conditions and limitations. A copy is available from Mitsubishi Electric Trane HVAC US LLC. Printed in the USA.
Manufactured for Mitsubishi Electric Trane 1340 Satellite Boulevard, Suwanee, GA 30024Phone: 800-433-4822 Fax: 800-889-9904
8/2/2018
BRANCH BOX.DFT
DATEDRAWN
NAMEB.W.
FILE NAME
WEIGHT
GAUGE
1080 CULPEPPER DRIVE CONYERS, GA 30094PHONE: (770) 483-0055; (800) 341-3536 FAX: (770) 483-0130
WWW.MGMPRODUCTS.COM
REVISION HISTORYREV DESCRIPTION DATE APPROVED
NOTES:
INITIAL DRAWING1
BRANCH BOX BACK
10/14/15
1. 20 GA GALVANEAL
B.W.
14.81"7.18" 7.18"
14.81"13.81"
6.18" 7.18"
18.62"
14.93"
7.37"
7.37" 14.93" 7.37"
FRONT
RIGHTLEFT
BOTTOM
TOP
8/2/2018
BRANCH BOX.DFT
DATEDRAWN
NAMEB.W.
FILE NAME
WEIGHT
GAUGE
1080 CULPEPPER DRIVE CONYERS, GA 30094PHONE: (770) 483-0055; (800) 341-3536 FAX: (770) 483-0130
WWW.MGMPRODUCTS.COM
REVISION HISTORYREV DESCRIPTION DATE APPROVED
NOTES:
INITIAL DRAWING1
BRANCH BOX BACK
10/14/15
1. 20 GA GALVANEAL
B.W.
14.81"7.18" 7.18"
14.81"13.81"
6.18" 7.18"
18.62"
14.93"
7.37"
7.37" 14.93" 7.37"
FRONT
RIGHTLEFT
BOTTOM
TOP
Product OverviewBBE-1 Branch Box Enclosure meets NEMA Type 3R rating for protective enclosures. This design provides mounting location flexibility.
The enclosure ships knocked down, requiring a minimum size shipping container. This allows the enclosure to be built up around the Branch Box for ease of installation.
The BBE-1 adjusts to work with either the three or five port Branch Boxes. It can be mounted vertically or horizontally and like the Branch Box is reversible to pipe from either side.
Features▶NEMA Type 3R certified
▶20 ga galvanized steel enclosure
▶Polyester powder coat
▶Color matches MXZ outdoor units
8/2/2018
BRANCH BOX.DFT
DATEDRAWN
NAMEB.W.
FILE NAME
WEIGHT
GAUGE
1080 CULPEPPER DRIVE CONYERS, GA 30094PHONE: (770) 483-0055; (800) 341-3536 FAX: (770) 483-0130
WWW.MGMPRODUCTS.COM
REVISION HISTORYREV DESCRIPTION DATE APPROVED
NOTES:
INITIAL DRAWING1
BRANCH BOX BACK
10/14/15
1. 20 GA GALVANEAL
B.W.
14.81"7.18" 7.18"
14.81"13.81"
6.18" 7.18"
18.62"
14.93"
7.37"
7.37" 14.93" 7.37"
FRONT
RIGHTLEFT
BOTTOM
TOP
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
Job Name:System Reference: Date:
SUBMITTAL DATA: MXZ-5C42NAHZMULTI-INDOOR INVERTER HEAT-PUMP SYSTEM
ACCESSORIESThe outdoor unit is delivered with the base pan heater factory installed.
Airflow Guide (PAC-SH96SG-E) Three-port Branch Box (PAC-MKA30BC) Five-port Branch Box (PAC-MKA50BC) Distribution Pipe for Flare Connection
- (MSDD-50AR; necessary for installing two branch boxes) Distribution Pipe for Brazed Connection
- (MSDD-50BR; necessary for installing two branch boxes) 3/8” x 1/2” Port Adapter (MAC-A454JP) 1/2” x 3/8” Port Adapter (MAC-A455JP) 1/2” x 5/8” Port Adapter (MAC-A456JP) 1/4” x 3/8” Port Adapter (PAC-493PI) 3/8” x 5/8” Port Adapter (PAC-SG76RJ)
M-Series
(For data on specific indoor units, see the MXZ-C Technical and Service Manual.)
Outdoor Unit: MXZ-5C42NAHZ
Specifications Model NameUnit Type MXZ-5C42NAHZ
Cooling*(Non-ducted / Ducted)
Rated Capacity Btu/h 42,000 / 42,000
Capacity Range Btu/h 15,500 - 42,000
Rated Total Input W 3,130 / 3,890
Heating at 47°F*(Non-ducted / Ducted)
Rated Capacity Btu/h 48,000 / 48,000
Capacity Range Btu/h 24,000 - 48,000
Rated Total Input W 3,430 / 4,350
Heating at 17°F*(Non-ducted/Ducted)
Rated Capacity Btu/h 35,800 / 36,600
Maximum Capacity Btu/h 48,000 / 48,000
Rated Total Input W 3,650 / 4,290
Heating at 5°F* Maximum Capacity Btu/h 48,000
Connectable Capacity Btu/h 12,000-54,600
Energy Star® (ENERGY STAR products are third-party certified by an EPA-recognized Certification Body.) Yes
Electrical Requirements
Power Supply Voltage, Phase, Hertz 208 / 230V, 1-Phase, 60 Hz
Recommended Fuse/Breaker Size A 50
MCA A 42
VoltageIndoor - Outdoor S1-S2 V AC 208 / 230
Indoor - Outdoor S2-S3 V DC ±24
Compressor Hermetic
Fan Motor (ECM) F.L.A. 0.4+0.4
Sound Pressure LevelCooling dB(A) 50
Heating dB(A) 54
External Dimensions (H x W x D) Inmm
52-11/16 x 41-11/32 x 13+11338 x 1050 x 330+25
Net Weight Lbs / kg 276 / 125
External Finish Munsell No. 3Y 7.8/11
Refrigerant Pipe Size O.D.Liquid (High Pressure) In / mm 3/8 / 9.52
Gas (Low Pressure) In / mm 5/8 / 15.88
Max. Refrigerant Line Length Ft / m 492 (150)
Max. Piping Length between outdoor unit and branch boxes Ft / m 180 (55)
Max. Piping Length after branch box Ft / m 82 (25)
Max. Total Piping Length between branch boxes and indoor units Ft / m 311 (95)
Max. Refrigerant Pipe HeightDifference
If IDU is Above ODU Ft / m 131 (40)
If IDU is Below ODU Ft / m 164 (50)
Connection Method Flared/Flared
Refrigerant R410A* Rating Conditions per AHRI Standard:Cooling | Indoor: 80º F (27º C) DB / 67º F (19º C) WBCooling | Outdoor: 95º F (35º C) DB / 75º F (24º C) WB
Heating at 47ºF | Indoor: 70º F (21º C) DBHeating at 47ºF | Outdoor: 47º F (8º C) DB / 43º F (6º C) WB
Heating at 17º F | Indoor: 70º F (21º C) DBHeating at 17º F | Outdoor: 17º F (-8º C) DB / 15º F (-9º C) WB
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
SPECIFICATIONS: MXZ-5C42NAHZ
NOTES:• Minimum of two Indoor Units must be connected to the MXZ-5C42NAHZ.• Minimum installed capacity cannot be less than 12,000 Btu/h.• Total connected capacity must not exceed 130% of outdoor unit capacity.• System can operate with only one Indoor Unit turned on.• Information provided at 208/230V.• For Reference:
- MXZ-C Technical & Service Manual for detailed specifications and additional information per Indoor Unit Combination. - MXZ Series Multi-Zone Indoor/Outdoor Combination Table for allowed unit combinations.
MVZ CONNECTION RULES:• Up to 2 MVZ’s may be connected to this system*.• When 2 MVZ’s are connected, no additional indoor units can be used*.• When 1 MVZ is connected, additional indoor units can be connected.• When 1 MVZ is connected, total connected capacity must not exceed 130%.
*No limitation to the number of units connected when the SPTB1 accessory is used, total connected capacity must not exceed 130% (refer to SPTB1 documentation for more information).
OPERATING RANGE: ENERGY EFFICIENCIES:
Outdoor
Cooling D.B 23 to 115°F [ D.B.−5 to 46°C ]*1
Heating W.B. −13 to 59° F [ W.B. −25 to 15° C
Indoor Unit Type SEER EER HSPF COP @ 47°F
COP @ 17°F
Non-ducted(06+09+09+09+09) 19.0 13.40 11.0 4.10 2.85
Ducted andNon-ducted 17.00 12.11 10.55 3.67 2.68
Ducted(09+09+09+09+09) 15.0 10.80 10.1 3.23 2.50
*1. D.B. 5 to 115° F [ D.B. −15 to 46° C ], when an optional Air Outlet Guide is installed.
NOTES:
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ SYSTEM DESIGN
MXZ-5C42NAHZ
Heating
Rated capacity (kBTU/h)
R410A
Connectableindoor unit
Capacity
Number of units
Total system wide capacity
Type 06 to Type 36
1 or 2 unitsNumber of units
Outdoor unit
Connectable indoor unit lineups (Heat pump inverter type)
Cooling
Refrigerant
4.5HP4248
Caution: The indoor unit which rated capacity exceeds 36 kBTU/ h (Type 36) can NOT be connected.
2 to 5 units29 to 130% of outdoor
unit capacity(12 to 54.6 kBTU/h)
Connectablebranch box
A
B B B B B
Branch box
If Using One Branch Box Flare connection employed (No brazing)
A A
A
B B B B B
2 branches pipe (joint) : optional parts
Branch box #1
Branch box #2
If Using Two Branch Boxes
Installation procedure (2 branches pipe (joint))Refer to the installation manuals of MSDD-50AR-E and MSDD-50BR-E.
The piping connection size differs according to the type and capacity of indoor units. Match the piping connection size of branch box with indoor unit. If the piping connection size of branch box does not match the piping connection size of indoor unit, use optional different-diameter (deformed) joints to the branch box side. (Connect deformed joint directly to the branch box side.)
Branch box PAC-MKA50BC
5 branches(MAX. 5 units)
PAC-MKA30BC
3 branches(MAX. 3 units)
Number of branches Indoor unit that can be connected( )
Note: A maximum of 2 branch boxes can be connected to 1 outdoor unit.
& PAC-MKA51BC & PAC-MKA31BC
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ COOLING AND HEATING CAPACITY AND CHARACTERISTICS
(1) Capacity of indoor unit
2. Method for obtaining the heating and cooling capacity of an indoor unit:
(1) The capacity of each indoor unit (kW) A B o
(2) Sample calculation (using the system described above in 4-1-1. (2) ):
During cooling: During heating:
(2) Sample calculation1
2 13
Model Number forindoor unit Model 06
M series 6.0 9.0 12.0 14.0*1
15.0*217.2*3
18.0*4 22.5
P series 12.0 18.0 24.0 30.0 35.0SEZ 8.1 11.5 14.1 17.2SLZ 8.4 11.1 15.0MVZ 12.0 18.0 24.0 30.0 36.0
Model Capacity[kBtu/h]
Model 09 Model 12 Model 15 Model 18 Model 24 Model 30 Model 36
*1 The value is for MSZ-GE15NA.*2 The value is for MSZ-FH15NA.*3 The value is for MSZ-GE/FH18NA.*4 The value is for MSZ-FE18NA or MFZ-KA18NA.
A B
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ OPERATIONAL PERFORMANCE
6 6
36 36
36
33
36
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ OPERATIONAL PERFORMANCE, CONTD.
33
36
3
3
3
3
3
3 36
3
3
3
3
3
3 33
3
3
3
3
3 33
3 36
3
3
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ OPERATIONAL PERFORMANCE, CONTD.
3
3 36
3
3
3
3
3
3
3
3
3
3 33
3 36
3
3
3
3 33
3 36
3
3
3
3
3
3
3
3
3
3 36
3
3
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ OPERATIONAL PERFORMANCE, CONTD.
3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
4 33
4 36
4
4
4
4
4 33
4 36
4
4
4
4 36
4
4
4
4
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ OPERATIONAL PERFORMANCE, CONTD.
4
4
4
4
4
4 33
4 36
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4 36
4
4
4
4
4
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ OPERATIONAL PERFORMANCE, CONTD.
4
4
4
4
4
4
4
4
4
33
36
36
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
MXZ-5C42NAHZ OPERATIONAL PERFORMANCE, CONTD.
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
TO INDOOR UNIT
AA B C
BC
CAP
CAP
25<1>
73<2-7/8>
91 <3-19/32>
170
<6-1
1/16
>
46<1
-13/
16>
65<2
-9/1
6>
25<1>
25<1>
70<2-3/4>
70<2-3/4>
208 <8-3/16>
450 <17-23/32>
SUSPENSION BOLT PITCH
SUSP
ENSI
ON
BOLT
PIT
CH
320 <12-5/8>
402
<15-
7/8>
24<1
>
12 <1/2>1/2 inch Conduitattachment
When installing the conduit.Set the attachment to theinner side of each panel.
(1:2)
5- { 22<7/8>
28<1-3/32>
20<25/32>
58 <2-9/32>
24<1
5/16>
105
<4-1
/8>
12<1
5/32
> 15 <19/32>
66 <2-19/32>
24<1
5/16>
48<1
-7/8
>48
<1-7
/8>
17<2
1/32
>
129
<5-3
/32>
5-ELECTRIC WIRE INLET
CONDUIT PLATE
CONTROL COVERTO OUTDOOR UNIT
SERVICE PANEL(for LEV.THERMISTOR)
40 <1-17/32>280 <11-1/32>
87<3-7/16>
70<2-3/4>
83<3-9/32>
96<3-25/32>
111
<4-3
/8>
TERMINAL BLOCKTO M-NET UNIT
TERMINAL BLOCKTO INDOOR UNIT
TERMINAL BLOCKTO OUTDOOR UNIT
TB2BTB5
TB3B
TB3CTB3A
SUSPENSION BOLT : W3/8(M10)
GAS PIPE
REFRIGERANT PIPE FLARED CONNECTION
1/4F 1/4F 1/4F 3/8F3/8F 3/8F 3/8F 5/8F
TO OUTDOOR UNITLIQUID PIPE
A B C
Unit: mm <in>
Unit: mm <in>
E D C B AE D C B A
TO INDOOR UNIT
91<3-19/32>
70<2-3/4>
70<2-3/4>
70<2-3/4>
70<2-3/4>
450 <17-23/32>
67 <2-9/16>
25<1>
25<1>
25<1>
25<1>
25<1>
65<2
-9/16
>46
<1-1
3/16
>
170
<6-1
1/16
>
73<2-7/8>
5- { 22<7/8>
(1:2)
When installing the conduit.Set the attachment to theinner side of each panel.
1/2 inch Conduitattachment
129
<5-3
/32>
17<2
1/32
>48
<1-7
/8>
48<1
-7/8
>
24<1
5/16>
66 <2-19/32>
15 <19/32>
12<1
5/32
>10
5<4
-1/8
>
24<1
5/16>
58 <2-9/32>
20<25/32>
28<1-3/32>
SUSP
ENSI
ON
BOLT
PIT
CH
SUSPENSION BOLT PITCH320 <12-5/8>
12 <1/2>
24<1
>
402
<15-
7/8>
5-ELECTRIC WIRE INLET
CONDUIT PLATECONTROL COVER
SERVICE PANEL(for LEV,THERMISTOR)
TO OUTDOOR UNIT
40 <1-17/32>280 <11-1/32 >
83<3-9/32>
96<3-25/32>
111
<4-3
/8>
70<2-3/4>
87<3-7/16>
EDCBALIQUID PIPE
To Outdoor Unit
5/8F1/2F3/8F3/8F3/8F3/8F3/8F1/4F1/4F1/4F1/4F1/4F
REFRIGERANT PIPE FLARED CONNECTION
GAS PIPE
SUSPENSION BOLT : W3/8(M10)
TB3BTB3D
TB3ATB3C
TB3E
TB5TB2B
TERMINAL BLOCK TO OUTDOOR UNIT
TERMINAL BLOCK TO INDOOR UNIT
TERMINAL BLOCK TO M-NET UNIT
PAC-MKA30BC& PAC-MKA31BC
PAC-MKA50BC& PAC-MKA51BC
DIMENSIONS: PAC-MKA30BC AND PAC-MKA50BC BRANCH BOXES
Specifications are subject to change without notice. © 2019 Mitsubishi Electric Trane HVAC US, LLC
1340 Satellite Boulevard. Suwanee, GA 30024Toll Free: 800-433-4822 www.mehvac.com
Air D
ischa
rge
Rear
Air
Inta
ke
Sid
e A
ir In
take
2-12
×36 O
val h
oles
(Fou
ndati
on B
olt M
10<W
3/8>)
2-U
Shap
ed no
tched
holes
(Fou
ndati
on B
olt M
10<W
3/8>)
Install
ation F
eet
42<1
-21/
32>
56<2
-7/3
2>
370<14-9/16>
25<1>
417<16-13/32>
70<2
-3/4
>
28<1-3/32>
225
<8-2
7/32
>22
5<8
-27/
32>
330<13>
600
<23-
5/8>
19<3/4>
56<2
-7/3
2>
33.2
<1-5
/16>
0 53<2
-3/3
2>
1/2 in
ch C
ondu
itatt
achm
ent
{22.2
<7/8>
{34
.5<1-2
3/64>
Whe
n in
stal
ling
the
cond
uit.
Set
the
atta
chm
ent t
o th
e in
ner s
ide
of e
ach
pane
l.
1 inc
h Con
duit
attac
hmen
t
Scale
1:5
24.7<31/32>
5<3/16>
60<2
-3/8
>24
<15/
16>
101.
5<4
>
Gro
und
for t
hebr
anch
box
powe
r sup
ply
For t
he
powe
r sup
ply
For t
he
bran
ch b
oxpo
wer s
uppl
y
For t
he
trans
miss
ion
line
For c
once
ntra
tion
cont
rol
Term
inal
con
nect
ion
From
left
to ri
ght
Hand
le fo
r mov
ing
Gro
und
for t
he tr
ansm
issio
n lin
eG
roun
d fo
r con
cent
ratio
n co
ntro
l
1 2Hand
le for
mov
ing
Serv
ice p
anel
Gro
und
for t
he p
ower
sup
ply
("GR"
mar
king
posit
ion)
632<24-7/8>
1338<52-11/16>
26<1-1/32>
1050
<41-
11/3
2>
1067<42>
426 <16-25/32> *1
369<14-17/32>
362
<14-
1/4>
510 <20-3/32> *1
Rear
pipi
ng co
ver
Fron
t pip
ing
cove
r
Air
inta
ke
Botto
m pip
ing ho
le(K
nock
out)
Drain
hole
(5- {
33<1
-5/1
6>)
160
<6-5
/16>
110
<4-1
1/32
>16
0<6
-5/1
6>16
0<6
-5/1
6>
136<5-11/32>
86<3-3/8>
81<3
-3/1
6>
45<1
-25/
32>
154<6-1/16>
Righ
t pipi
ng ho
le(K
nock
out)
Cond
uit ho
le( {
24<1
5/16>
Knoc
kout)
Cond
uit ho
le({3
7<1-
15/32
>Kno
ckou
t)
Righ
t tru
nkin
g ho
le(K
nock
out)
92<3
-5/8
>
60<2
-3/8
>
5<3/16>60<2-3/8>
55<2
-3/1
6>
53<2
-3/3
2>
92<3-5/8>
26<1-1/32>27<1-1/16>
29<1
-5/3
2>73<2-7/8>
{9
2<3
-5/8
>
Min
. 150
mm
<5-2
9/32
>M
in. 1
000m
m<3
9-3/
8>
Side
Air
Inta
ke
Cond
uit ho
le({
37<1
-15/3
2>Kn
ocko
ut)Fr
ont t
runk
ing h
ole(K
nock
out)
Fron
t pipi
ng h
ole(K
nock
out)
Cond
uit ho
le({
24<1
5/16>
Knoc
kout)
55<2-3/16> 27<1-1/16>
92<3
-5/8
>
75<2
-15/
16>
73<2-7/8> 26<1-1/32>
55<2
-3/1
6>
60<2-3/8>
5<3/16>
60<2
-3/8
>
{92
<3-5
/8>
FREE
Min
. 15m
m<1
9/32
>M
in. 1
5mm
<19/
32>
Hand
le fo
rm
oving
Hand
le for
movin
g
Rear
Air
Inta
ke Cond
uit ho
le( {
24<1
5/16>
Knoc
kout)
Cond
uit ho
le( {
37<1
-15/3
2>Kn
ocko
ut)
Rear
trun
king
hole
(Kno
ckou
t)
Rear
pipi
ng h
ole(K
nock
out)
75<2
-15/
16>
60<2-3/8>
92<3
-5/8
>
73<2-7/8> 26<1-1/32>
27<1-1/16>55<2-3/16>
55<2
-3/1
6>
5<3/16>
60<2
-3/8
>
{92
<3-5
/8>
1…
…Re
frige
rant
GAS
pip
e co
nnec
tion
(FLA
RE){
15.8
8 (5
/8F)
2…
…Re
frige
rant
LIQ
UID
pipe
con
nect
ion
(FLA
RE){
9.52
(3/8
F)*1
......
.Indi
catio
n of
STO
P VA
LVE
conn
ectio
n lo
catio
n.
Pipi
ng a
nd w
iring
con
nect
ions
can
be m
ade
from
4 d
irect
ions
:FR
ON
T, R
ight
, Rea
r and
Bel
ow.
4 PIPI
NG-W
IRING
DIRE
CTION
S3 F
OUND
ATIO
N BO
LTS
2 SER
VICE
SPA
CE1 F
REE S
PACE
(Arou
nd th
e unit
)Ple
ase s
ecure
the u
nit fir
mly
with
4 fou
ndati
on (M
10<W
3/8>)
bolts
.(B
olts a
nd w
ashe
rs mu
st be
pu
rchas
ed lo
cally.
)
Dime
nsion
s of s
pace
need
edfor
servi
ce ac
cess
are
show
n in t
he be
low di
agra
m.Th
e dia
gram
belo
w sh
ows a
bas
ic ex
ample
.Ex
plant
ion o
f par
ticula
r det
ails a
regiv
en in
the
insta
llatio
n m
anua
ls et
c.
Max.<Fou
ndat
ion
bolt
heig
ht>
FOUN
DATIO
N
Servi
ce sp
ace
Min. Min.
Min.
Min.
15<1
9/32
>
500
<19-
11/1
6>
500<19-11/16>
150<5-29/32>
30<1-3/16>
Piping
Knoc
kout
Hole
Detai
ls
Exam
ple of
Note
s
mm
<inc
h>
Unit: mm <in>
DIMENSIONS: MXZ-5C42NAHZ
Recommended