8 Commissioning
Before you switch on the domestic hot water
heat pump, ensure that
1. the storage tank is filled with water
.
2. the electrical wiring exhibits 230V/50Hz.
3. all connections have been correctly estab-
lished.
CAUTION!
Ensure that a safety valve (6 bar) is correctly
connected to the cold water inlet at all times!
9 Control logic
Compressor
1) Minimum switch-off time t=2 minutes
Following the request by the controller
, the stand-
still time is a further 2 min.
Fig. 15: Control logic switch-off time
A: Signal
B: Compressor
1: On
2: Off
2) Minimum switch-on time t=2 minutes
Fig. 16: Control logic switch-on time
A: Signal
B: Compressor
1: On
2: Off
3) Normal heating
Fig. 17: Control logic normal heating
B: Compressor
1: On
2: Off
REMKO RBW PV series
28