Mitsubishi Electric CITY MULTI PQHY-P-TLMU-A User manual

GBF
INSTALLATION MANUAL
For safe and correct use, please read this installation manual thoroughly before installing the air-conditioner unit.
MANUEL D’INSTALLATION
Veuillez lire le manuel d’installation en entier avant d’installer ce climatiseur pour éviter tout accident et vous assurer d’une utilisation correcte.
Air-Conditioners For Building Application
HEAT SOURCE UNIT
PQHY-P-T(S)LMU-A PQRY-P-T(S)LMU-A
PQHY-P-Y(S)LMU-A PQRY-P-Y(S)LMU-A For use with R410A

2
77.1
[Fig. 7.1.1]
77.2
[Fig. 7.2.1]
6
[Fig. 6.0.1]
A
B
8m [26ft]
A
B
8m [26ft]
A 0DQFKRUEROW¿HOGVXSSOLHG
B: Check that the installation leg corners are securely
supported to ensure that the legs do not bend.
C: Check that the installation leg corners are securely
supported.
C
25[1] or less
AB
8QLWPP>LQ@
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A: Space for removing the control box
B: Heat source unit
C 6HUYLFHVSDFHIURQW
A
B
C
[34-11/16]
880
600
450
[23-5/8]
[17-3/4]
[13-13/16]
350
A
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B
 3URWHFWLYH3DGVIURQWDQGEDFNSRLQWV
<P72 ~ P120> <P144 ~ P240>

3
88.4
[Fig. 8.4.1]
A 3XPSLQWHUORFNFLUFXLWFRQQHFWLRQ¿HOGVXSSOLHG
TB8
3
4
63PW
A
[Fig. 8.4.2]
88.1
[Fig. 8.1.1]
88.4
Terminal No. TB8-1, 2
Output Relay contacts output Rated voltage: ~ 208/230V
Rated load: 1A
Operation  When setting No.917 for Dip switch 4 ('LSVZLWFKLV21 is OFF.
The relay closes during compressor operation.
SW4 0: OFF, 1: ON
12345678910
1010100111
 :KHQVHWWLQJ1RIRU'LSVZLWFK'LSVZLWFKLV21LV ON.
The relay closes during reception of cooling or the heating operation signal from the controller.
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A: Main circulating water pipe
D: Water outlet (upper
G: Water inlet (lower
B: Shutoff valve
E: Refrigerant pipes
H: Drain pipe
C: Shutoff valve
F: Y-type strainer
C
A
G
D
H
E
B
F
Heat source unit sample installation
Flow switch:FS
Flow switch:FS
1
TB8
2
3
4
1
TB8
2
3
4
MP
~ 208/230V
52P
MCB
L1 L2
A
C
B
A52P
Operation
ON signal
X
Pump interlock
Operation
ON signal
Pump interlock
XA: Heat source unit
B &RQWUROSDQHO¿HOGVXSSOLHG
C: To next heat source unit

4
99.2
[Fig. 9.2.1]
[PQHY-P72~P240TLMU-A/YLMU-A]
A
BCD
abcd
e
B
CCC C
C
A
e
A
abcd
B
D
CCC C C
A
F
[PQHY-P144~P360TSLMU-A/YSLMU-A]
A1A2
A
abcde
unit1 unit2
B
E
D
CCC C C
A
A
F
C D e
A1A2
AB
abcd
unit1 unit2
B
E
CC C C
C
A
A
A
Heat source unit
B
1st branch
C
Indoor unit
D
Cap
E
Heat source twinning kit
F
Header
* The total length of A1and A2is
less than 10 m [32 ft].

5
99.2
[Fig. 9.2.2]
[PQRY-P72~P240TLMU-A/YLMU-A]
A
B
ab
c
d
E
BC
FE
E
A
127(
i
jg
h
BCD
F
[PQRY-P144~P336TSLMU-A/YSLMU-A]
A: Heat source unit
B %&FRQWUROOHUVWDQGDUG
C %&FRQWUROOHUPDLQ
D %&FRQWUROOHUVXE
E ,QGRRUXQLWa
F ,QGRRUXQLWa
G: Heat source twinning kit
A1A2
B
C
E
D
A
abcdf
e
unit1 unit2
*NOTE1
G
EF
C
EE
E
E
D
D
A
A

6
99.2
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Heat source model Unit combination A A1 *4 A2 *4
Unit1 Unit2 Liquid Side Gas Side Liquid Side Gas Side Liquid Side Gas Side
P72T/YLMU - - ø9.52[3/8] ø19.05[3/4] - - - -
P96T/YLMU - - *1 ø9.52[3/8] ø22.2[7/8] - - - -
P120T/YLMU - - *2 ø9.52[3/8] ø22.2[7/8] - - - -
P144T/YLMU - - ø12.7[1/2] ø28.58[1-1/8] - - - -
P144T/YSLMU P72 P72 ø12.7[1/2] ø28.58[1-1/8] ø9.52[3/8] ø19.05[3/4] ø9.52[3/8] ø19.05[3/4]
P168T/YLMU - - ø15.88[5/8] ø28.58[1-1/8] - - - -
P168T/YSLMU P96 P72 ø15.88[5/8] ø28.58[1-1/8] ø9.52[3/8] ø22.2[7/8] ø9.52[3/8] ø22.2[7/8]
P192T/YLMU - - ø15.88[5/8] ø28.58[1-1/8] - - - -
P192T/YSLMU P96 P96 ø15.88[5/8] ø28.58[1-1/8] ø9.52[3/8] ø22.2[7/8] ø9.52[3/8] ø22.2[7/8]
P216T/YLMU - - ø15.88[5/8] ø28.58[1-1/8] - - - -
P216T/YSLMU P120 P96 ø15.88[5/8] ø28.58[1-1/8] ø12.7[1/2] ø22.2[7/8] ø12.7[1/2] ø22.2[7/8]
P240T/YLMU - - ø15.88[5/8] ø28.58[1-1/8] - - - -
P240T/YSLMU P120 P120 ø15.88[5/8] ø28.58[1-1/8] ø12.7[1/2] ø22.2[7/8] ø12.7[1/2] ø22.2[7/8]
P288T/YSLMU P144 P144 ø19.05[3/4] ø34.93[1-3/8] ø12.7[1/2] ø28.58[1-1/8] ø12.7[1/2] ø28.58[1-1/8]
P312T/YSLMU P168 P144 ø19.05[3/4] ø34.93[1-3/8] ø15.88[5/8] ø28.58[1-1/8] ø15.88[5/8] ø28.58[1-1/8]
P336T/YSLMU P168 P168 ø19.05[3/4] ø41.28[1-5/8] ø15.88[5/8] ø28.58[1-1/8] ø15.88[5/8] ø28.58[1-1/8]
P360T/YSLMU P192 P168 ø19.05[3/4] ø41.28[1-5/8] ø15.88[5/8] ø28.58[1-1/8] ø15.88[5/8] ø28.58[1-1/8]
345<3ā76/08$<6/08$
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Heat source model Unit combination A A1 *4 A2 *4
Unit1 Unit2 High press.
Side Low press. Side High press. Side Low press. Side High press. Side Low press. Side
P72T/YLMU--ø15.88[5/8]ø19.05[3/4]----
P96T/YLMU - - ø19.05[3/4] ø22.2[7/8] - - - -
P120T/YLMU - - ø19.05[3/4] ø22.2[7/8] - - - -
P144T/YLMU - - ø22.2[7/8] ø28.58[1-1/8] - - - -
P144T/YSLMU P72 P72 ø22.2[7/8] ø28.58[1-1/8] ø15.88[5/8] ø19.05[3/4] ø15.88[5/8] ø19.05[3/4]
P168T/YLMU - - ø22.2[7/8] ø28.58[1-1/8] - - - -
P168T/YSLMU P96 P72 ø22.2[7/8] ø28.58[1-1/8] ø19.05[3/4] ø22.2[7/8] ø19.05[3/4] ø22.2[7/8]
P192T/YLMU - - ø22.2[7/8] ø28.58[1-1/8] - - - -
P192T/YSLMU P96 P96 ø22.2[7/8] ø28.58[1-1/8] ø19.05[3/4] ø22.2[7/8] ø19.05[3/4] ø22.2[7/8]
P216T/YLMU - - *3 ø22.2[7/8] ø28.58[1-1/8] - - - -
P216T/YSLMU P120 P96 *3 ø22.2[7/8] ø28.58[1-1/8] ø19.05[3/4] ø22.2[7/8] ø19.05[3/4] ø22.2[7/8]
P240T/YLMU - - *3 ø22.2[7/8] ø34.93[1-3/8] - - - -
P240T/YSLMU P120 P120 *3 ø22.2[7/8] ø34.93[1-3/8] ø19.05[3/4] ø22.2[7/8] ø19.05[3/4] ø22.2[7/8]
P288T/YSLMU P144 P144 ø28.58[1-1/8] ø34.93[1-3/8] ø22.2[7/8] ø28.58[1-1/8] ø22.2[7/8] ø28.58[1-1/8]
P312T/YSLMU P168 P144 ø28.58[1-1/8] ø34.93[1-3/8] ø22.2[7/8] ø28.58[1-1/8] ø22.2[7/8] ø28.58[1-1/8]
P336T/YSLMU P168 P168 ø28.58[1-1/8] ø41.28[1-5/8] ø22.2[7/8] ø28.58[1-1/8] ø22.2[7/8] ø28.58[1-1/8]
*1 ø12.7 [1/2] for over 90m
*2 ø12.7 [1/2] for over 40m
*3 When the piping length is 65 m or longer, use the ø28.58 [1-1/8] pipe for the part that exceeds 65 m.
*4 The pipe sizes listed in columns A1 toA2 in this table correspond to the sizes for the models listed in the unit 1 and 2 columns. When the order of the models for
unit 1 and 2 change, make sure to use the appropriate pipe size.
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7
34+<3ā76/08$<6/08$
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Total capacity of indoor units
Liquid pipe
Gas pipe
~ 54 ø9.52[3/8] ø15.88[5/8]
55 ~ 72 ø9.52[3/8] ø19.05[3/4]
73 ~ 108 ø9.52[3/8] ø22.2[7/8]
109 ~ 144 ø12.7[1/2]
ø28.58[1-1/8]
145 ~ 240 ø15.88[5/8] ø28.58[1-1/8]
241 ~ 308 ø19.05[3/4] ø34.93[1-3/8]
309 ~ ø19.05[3/4] ø41.28[1-5/8]
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Model number Liquid pipe Gas pipe
06, 08, 12, 15, 18 ø6.35[1/4] ø12.7[1/2]
24, 27, 30, 36, 48, 54 ø9.52[3/8] ø15.88[5/8]
72 ø9.52[3/8] ø19.05[3/4]
96 ø9.52[3/8] ø22.2[7/8]
Downstream unit model total Joint
~ 72 CMY-Y102SS-G2
73 ~ 144 CMY-Y102LS-G2
145 ~ 240 CMY-Y202S-G2
The 1st branch of P144 ~ P240
241 ~ CMY-Y302S-G2
The 1st branch of P264 ~ P360
Heat source model Heat source twinning kit
P144 ~ P240 CMY-Y100CBK3
P288 ~ P360 CMY-Y200CBK2
4-Branch header
(Downstream indoor
unit model total 
8-Branch header
(Downstream indoor
unit model total 
10-Branch header
(Downstream indoor
unit model total 
CMY-Y104C-G CMY-Y108C-G CMY-Y1010C-G
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Total capacity of indoor units
Liquid pipe
Gas pipe
~ 54 ø9.52[3/8] ø15.88[5/8]
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Downstream
unit model total
High-pressure
gas pipe
Low-pressure
gas pipe Liquid pipe
~ 72 ø15.88[5/8] ø19.05[3/4] ø9.52[3/8]
73 ~ 108 ø19.05[3/4] ø22.2[7/8] ø9.52[3/8]
109 ~ 126 ø19.05[3/4] ø28.58[1-1/8] ø12.7[1/2]
127 ~ 144 ø22.2[7/8] ø28.58[1-1/8] ø12.7[1/2]
145 ~ 168 ø22.2[7/8] ø28.58[1-1/8] ø15.88[5/8]
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Model number Liquid pipe Gas pipe
06, 08, 12, 15, 18 ø6.35[1/4] ø12.7[1/2]
24, 27, 30, 36, 48, 54 ø9.52[3/8] ø15.88[5/8]
72 ø9.52[3/8] ø19.05[3/4]
96 ø9.52[3/8] ø22.2[7/8]
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Model number Liquid pipe Gas pipe
ghi M
36 ø9.52[3/8] ø9.52[3/8] ø15.88[5/8] ø15.88[5/8]
48 ø9.52[3/8] ø9.52[3/8] ø15.88[5/8] ø15.88[5/8]
54 ø9.52[3/8] ø9.52[3/8] ø15.88[5/8] ø15.88[5/8]
72 ø9.52[3/8] ø9.52[3/8]
ø19.05[3/4] ø15.88[5/8]
96 ø9.52[3/8] ø9.52[3/8]
ø22.2[7/8] ø15.88[5/8]
Heat source model Heat source twinning kit
P144 ~ P240 CMY-Q100CBK2
P288 ~ P336 CMY-Q200CBK
99.2

8
99.2
[Fig. 9.2.3]
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If there is no trap, oil can accumulate inside the pipe, causing a shortage of oil damaging the compressor.
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2m[6ft]
D
A
D
A
B
C
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A: Indoor unit
B 7UDSJDVSLSHRQO\
C: Within 2 m [6ft]
D: Twinning pipe
E: Field-supplied piping
F: Twinning kit
G: Straight pipe length that is 500mm [19-11/16 in] or more
G
F
E
E
[Fig. 9.2.4]
<A> Install the piping so that oil will not accumulate in the stopped heat source unit. (both the liquid and the gas side for PQHY-P·TSLMU-A/YSLMU-A,
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1.
A
C
D
unit 1 unit 2
C
DB
unit 1 unit 2
The NG example shows that oil accumulates because the units are installed on a reverse gradient while unit 1 is in operation, and unit 2 is stopped.
2.
unit 1 unit 2
unit 1 unit 2
h1
K PLQPD[
unit 1 unit 2
h1
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9
99.2
3. unit 1
unit 2
h1
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unit 2
h1
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h2
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4.
unit 1
unit 2
h1
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unit 1
unit 2
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K!PLQ h1h2
7KH1*H[DPSOHVKRZVWKDWRLODFFXPXODWHVLQWRXQLWZKLOHXQLWLVLQRSHUDWLRQDQGXQLWLVVWRSSHG9HUWLFDOSLSHKHLJKWKVKRXOGEHPLQRUEHORZ
%! 6ORSHRIWZLQQLQJSLSHVIRU34+<3ā76/08$<6/08$
Make sure the slope of the twinning pipes are at an angle within ±15° to the horizontal plane.
If the slope exceeds the angle specified, the unit may be damaged.
±15°
D
E
&! ([DPSOHRISLSLQJFRQQHFWLRQIRU345<3ā76/08$<6/08$
A: Slope downward
B: Slope upward
C %&FRQWUROOHUVWDQGDUGRUPDLQ
D: Twinning pipe
E: Slope of the twinning pipe is at an angle within ±15° to the ground
F 7ZLQQLQJSLSHORZSUHVVXUHVLGH
G 7ZLQQLQJSLSHKLJKSUHVVXUHVLGH
H: Field-supplied piping (low-pressure connecting pipe: between heat source
XQLWV
I )LHOGVXSSOLHGSLSLQJORZSUHVVXUHPDLQSLSHWR%&FRQWUROOHU
J )LHOGVXSSOLHGSLSLQJKLJKSUHVVXUHPDLQSLSHWR%&FRQWUROOHU
F
H
G
JI

10
10 10.2
[Fig. 10.2.1]
<A> Service valve for refrigerant
/LTXLGVLGHEUD]HGIRU34+<3ā76/08$<6/08$
+LJKSUHVVXUHVLGHEUD]HGIRU345<3ā76/08$<6/08$
<B> Service valve for refrigerant
*DVVLGHEUD]HGIRU34+<3ā76/08$<6/08$
/RZSUHVVXUHVLGHEUD]HGIRU345<3ā76/08$<6/08$
[Fig. 10.2.2]
No. 1234
AShape
ODø25.4
IDø25.4
ODø28.6
IDø28.6 IDø9.52
IDø9.52
IDø15.88
ODø15.88
PQHY-P72TLMU-A/YLMU-A 1 <B>Gas side - 1 <C>Liquid side -
PQHY-P96TLMU-A/YLMU-A 1 <B>Gas side - 1 <C>Liquid side -
PQHY-P120TLMU-A/YLMU-A 1 <B>Gas side - 1 <C>Liquid side -
PQHY-P144TLMU-A/YLMU-A - 1 <B>Gas side - 1 <C>Liquid side
PQHY-P168TLMU-A/YLMU-A - 1 <B>Gas side - 1 <C>Liquid side
PQHY-P192TLMU-A/YLMU-A - 1 <B>Gas side - 1 <C>Liquid side
PQHY-P216TLMU-A/YLMU-A - 1 <B>Gas side - 1 <C>Liquid side
PQHY-P240TLMU-A/YLMU-A - 1 <B>Gas side - 1 <C>Liquid side
PQRY-P72TLMU-A/YLMU-A 1 <B>Low-pressure side - - -
PQRY-P96TLMU-A/YLMU-A 1 <B>Low-pressure side - - -
PQRY-P120TLMU-A/YLMU-A 1 <B>Low-pressure side - - -
PQRY-P144TLMU-A/YLMU-A ----
PQRY-P168TLMU-A/YLMU-A - - - -
PQRY-P192TLMU-A/YLMU-A - - - -
PQRY-P216TLMU-A/YLMU-A ----
PQRY-P240TLMU-A/YLMU-A - - - -
No. 5678
AShape IDø19.05
ODø19.05
IDø28.6
ODø28.6
IDø25.4
ODø22.2
PQHY-P72TLMU-A/YLMU-A - - - 1
PQHY-P96TLMU-A/YLMU-A - - - 1
PQHY-P120TLMU-A/YLMU-A - - - 1
PQHY-P144TLMU-A/YLMU-A - - - 1
PQHY-P168TLMU-A/YLMU-A - - - 1
PQHY-P192TLMU-A/YLMU-A - - - 1
PQHY-P216TLMU-A/YLMU-A - - - 1
PQHY-P240TLMU-A/YLMU-A - - - 1
PQRY-P72TLMU-A/YLMU-A 1 <C>High-pressure side - - -
PQRY-P96TLMU-A/YLMU-A 1 <C>High-pressure side - - -
PQRY-P120TLMU-A/YLMU-A 1 <C>High-pressure side - - -
PQRY-P144TLMU-A/YLMU-A - 1 <B>Low-pressure side 1 <C>High-pressure side -
PQRY-P168TLMU-A/YLMU-A - 1 <B>Low-pressure side 1 <C>High-pressure side -
PQRY-P192TLMU-A/YLMU-A - 1 <B>Low-pressure side 1 <C>High-pressure side -
PQRY-P216TLMU-A/YLMU-A - 1 <B>Low-pressure side 1 <C>High-pressure side -
PQRY-P240TLMU-A/YLMU-A - 1 <B>Low-pressure side 1 <C>High-pressure side -
B
E
A
D
C
<P72 ~ P120> <P144 ~ P240>
A: Shaft
B: Service port
C: Cap
D: Pinched connecting pipe severing portion
E: Pinched connecting pipe brazing portion
A
C
B
E
D