
5.3
Installation with electrical back-up, two circuits and a low-loss header
Fig.20
BUS
MW-5000760-3
4
230V
50Hz
5
6
8
7
2
1
3
9
1 Outdoor unit
2 Indoor module with electrical back-up
3 Refrigerant connection 5/8" – 3/8", 10 m
4 Second circuit control system PCB kit
5 Thermostat connected to circuit B
6 Thermostat connected to circuit A
7 Hydraulic kit with one direct circuit and one three-
way valve circuit
8 Low-loss header
9 Filter and stop valve kit
5 Connecting diagrams and configuration
7706696 - v04 - 11102018
AWHP-2 PBS-i
29