P&I Diagrams; Zxmy Units; Figure 4: P&I Diagram For Zxmy Units - Emerson Copeland EazyCool ZX Series Application Manuallines

2.8 P&I diagrams

2.8.1 ZXMY units

Figure 4: P&I diagram for ZXMY units
Position
1 High-efficiency Copeland scroll compressor
2 Condenser with 1 or 2 fans
3
Liquid receiver
4 Filter drier / sight glass combination
5 Expansion device for suction line injection
6
Service valve, suction line
7 Service valve, liquid line
PSH (S1) Fixed high-pressure switch
PTL (B1) Suction 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 ZXMY units
AGL_Unit_ZX_A2L_E_Rev00
Description
Fast access
Comments
System safety
Compressor setpoint
Fan speed control
Compressor safety
Additional functions
menu
P1P
P2P
P3t
P6t
7