Overview diagram of SKT 790 ATR
2
1
8
11
12
13
3
A
B
AT
IT
9 10
7
5
6
4
Fig. 25: Overview diagram of SKT 790 AT
A: Control board
B: Inverter board
AT: Mains cable for outdoor unit 230 V / 1~ / 50 Hz
IT: Connection for indoor units 1-3
1:
Compressor
2:
Fan motor condenser
3:
Transformer
4:
Four-way valve
5:
Crankcase heating
6:
Condensate tray heating
7:
Temperature probe for condenser outlet T3
8:
Temperature probe for condenser inlet T4
9:
High-pressure probe
10: Low-pressure probe
11: Temperature probe for heat gas line TP
12: Expansion valves
13: Suction pipe temperature probes
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