Mitsubishi Electric PQHY-P-T(S)LMU-A User manual

HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN
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
7 7.1
[Fig. 7.1.1]
7 7.2
[Fig. 7.2.1]
6
[Fig. 6.0.1]
A
B
8m [26ft]
A: M10anchorbolt.(eld-supplied)
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
(Unit:mm[in])
(Unit:mm[in])
A: Space for removing the control box
B: Heat source unit
C: Servicespace(front)
A
B
C
(55.5)769(55.5)
[34-11/16]
880
600
450
161
[23-5/8]
[17-3/4]
[6-3/8]
[2-3/16] [2-3/16]
[13-13/16]
[30-5/16]
350
A
: SuspensionRopes(8m[26ft]orlonger×2ropes)
B
: ProtectivePads(frontandback,4points)

3
8 8.4
[Fig. 8.4.1]
A: Short-circuitwire(Connectedbeforedeliveryfrommanufacturer)
B: Pumpinterlockcircuitconnection(eld-supplied)
TB8
3
4
63PW
A
B
[Fig. 8.4.2]
8 8.1
[Fig. 8.1.1]
8 8.4
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 (Dipswitch6-10isON) is OFF.
The relay closes during compressor operation.
SW4 0: OFF, 1: ON
12345678910
1010100111
• WhensettingNo.917forDipswitch4(Dipswitch6-10isON)is ON.
The relay closes during reception of cooling or the heating operation signal from the controller.
(Note:ItoutputsevenifthethermostatisOFF(whenthecompressorisnotoperating).)
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
TM1
TM2
1
TB8
2
3
4
1
TB8
2
3
4
MP
~ 208/230V
52P
MCB
L1 L2
A
C
B
A52P
TM1TM2
Operation
ON signal
X
Pump interlock
Operation
ON signal
Pump interlock
XA: Heat source unit
B: Controlpanel(eld-supplied)
C: To next heat source unit

4
9 9.2
[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
unit1unit2
B
E
D
CCCCC
A
A
F
C D e
A1A2
AB
abcd
unit1unit2
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 A1(A2),A3
and A4is less than 10 m [32 ft].

5
9 9.2
[Fig. 9.2.2]
[PQRY-P72~P240TLMU-A/YLMU-A]
A
B
ab
c
d
E
BC
FE
E
A
(*NOTE1)
i
jg
h
BCD
F
[PQRY-P144~P336TSLMU-A/YSLMU-A]
A: Heat source unit
B: BCcontroller(standard)
C: BCcontroller(main)
D: BCcontroller(sub)
E: Indoorunit(06~54)
F: Indoorunit(72~96)
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