Mitsubishi Electric PQRY-P400-500YSGM-A Installation Manual page 3

[Fig. 6.2.2]
<A> Side-by-side installation
<B> Sample back-to-back installation
G Piping space (for top piping)
H Piping space (for side piping)
I Heat exchanger unit
J Compressor unit
K Field-installed pipes
Bypass pipe ø9.52 (Flare + Brazed)
High press pipe ø19.05 (Flare + Brazed)
Low press pipe ø25.4 (Flange + Brazed)
L Connecting wire between heat exchanger unit and compressor unit (External
heater adapter*)
Control signal wire (connector, on-site connection)
* If the space between the heat exchanger unit and compressor unit exceeds 1.5 m
(the length of the standard supplied external heater adapter), an optional external
heater adapter (available in 5m or10m) is necessary.
M (Front view)
N Service space (Heat exchanger unit side)
O Service space (Compressor unit side)
P Piping space
Q Pipe/wire output port
R (Side view)
*1 Select an installation site that is level and free from vibrations so that the side panels of
the units do not rub against each other.
*2 Select an installation site that allows the fixation of the units to the floor.
7
[Fig. 7.1.1]
Side piping
E
D
B
A
C
F
G
I
A Water circulation pipe
B Close valve
C Close valve
D Water outlet
E Refrigerant piping
<B>
I
N
600 602
7.1
Top piping
A
C
F
J
H
H
F Y-type strainer
G Water inlet
H Drain pipe
I Heat exchanger unit
J Compressor unit
6.2
<A>
400
H
(1254)
G
J
O
602 600
(50) *2
R
G
E
D
B
J
I
H
H
(10) *1
990 990
G
I J
BV5
BV3
BV4
K L
*
M
400 990
G
J
P
BV5
BV3
BV4
L
Q
M
7.4
[Fig. 7.4.1]
TB8
3
A
4
A Short-circuit wire (Connected before delivery
from manufacturer)
B Pump interlock circuit connection
400
H
63PW
B
3