11 Technical data
Installation manual
49
RWEQ96~432TAYCU
VRV W T-Series water-cooled system air conditioner
4P540122-1B – 2018.11
11.3 Piping diagram: Outside unit
A
C
D
BBB
SV
SV
SV
M
SV
SV
HPS
SV
SV
SENPH
SENPL
4D109343B
A Charge port
B Stop valve (with service port Ø0.32 inch (8.1 mm)
flare connection)
C Cooling water inlet
D Cooling water outlet
Charge port / Service port
Filter
Check valve
Pressure relief valve
Solenoid valve
Capillary tube
Electronic expansion valve
4-way valve
Propeller fan
Port (for sensor)
Low/highpressuresensor
High pressure switch
Oil separator
Accumulator
Compressor
Double tube heat exchanger / Plate heat exchanger
Liquidreceiver
Thermistor
Fusible plug