P&I Diagram For Zxdi Units; Figure 5: P&I Diagram For Zxdi Units - Emerson Copeland EazyCool ZXDI Series Application Manuallines

2.9 P&I diagram for ZXDI units
IMPORTANT
Check valve in front of liquid receiver! Risk of excessive internal
pressure caused by liquid expansion! Check required safety devices
according to EN 378.
Figure 5: P&I diagram for ZXDI units
Position
1 (M1) High efficient Copeland Scroll ZBD compressor
2 Oil separator
3 (M2) Condenser with 2 fans
4 Liquid receiver with service valve
5 Filter drier / sight glass combination
6 Service valve, liquid line
7 Service valve, suction line
Adjustable low-pressure switch (not factory
PSL (S2)
mounted)
PSH (S1) Non-adjustable high-pressure switch
PTL (B1) Pressure sensor, low pressure
PTH (B2) Pressure sensor, high pressure
TT1 (B3) Discharge temperature sensor
TT2 (B6) Ambient temperature sensor
Table 5: Legend of the P&I diagram for ZXDI units
C6.1.10/0118-0318/E
Description
Fast access
Comments
Pre-charged with 0.5 L
System safety
(option)
System safety
Compressor setpoint
Fan speed control
Compressor safety
Additional functions
menu
P1P
P2P
P3t
P6t
7