Main Control Board - EAS ELECTRIC EMCH Serie Manual De Instalación Y Manual De Usuario

Main control board

9
8
7
6
5
4 3
1. Power L
2. Power N
3.
Preliminary charging relay (rectifier
bridge input port 1)
4.
Input rectifier bridge line (rectifier bridge
input port 2)
5. 5A fuse
6. To IPDU
7. To PFC
8.
Solenoid valve (Reserve)
9. Electric heater of plate heat exchanger
10. Electric heater of compressor
11. Pump
12. Electric heater of exhaust valve
13. Electric heater of water flow switch
14. 4-way valve
15. Additional pump/Boil (Reserve)
11 12 13
14 15
10
17
18 19
16
2
16. Transformer input
17. Electronic expansion valve
18. DC fan power supply port
19. DC fan port
20. Remote control
21. Force cooling switch
22. Parameter checking switch
23. Tin/Tout/Tb1 temperature sensor
24.
Discharge
25.1 Outlet
temperature sensor (T3)
25.2 Ambient temperature sensor(T4)
26.1 Low pressure switch
26.2 High pressure switch
27. Operation and display panel port
28. Water flow switch
29. Transformer output
22
20
21
1
temperature sensor (Tp)
of outdoor heat exchanger
V.2
23
24
25.1
25.2
26.1
26.2
27
28
29
67