18
FOR INSTALLERS AND PROFESSIONALS
NOTE:
Must be hard wired, no plug allowed.
• For your safe use in winter, it’s strongly recommended to equip heating priority function.
• For the detailed wiring diagram, please refer to Appendix 1.
3. Options for protecting devices and cable specication
MODEL
VPROPLUS
11
VPROPLUS
14
VPROPLUS
18
VPROPLUS
21
VPROPLUS
26
VPROPLUS
32
VPROPLUS
40T
Breaker
Rated Current
(A)
12 15 20 22.5 24.5 28.5 15
Rated
Residual
Action
Current (mA)
30 30 30 30 30 30 30
Max input current (A) 10 12.5 16.5 18.5 20.5 24 12.5
Fuse (A) 12 15 20 22.5 24.5 28.5 15
Power Cord (mm
2
) 3×2.5 3×2.5 3×2.5 3×4 3×4 3×6 5×2.5
Signal cable (mm
2
) 3×0.5 3×0.5 3×0.5 3×0.5 3×0.5 3×0.5 3×0.5
NOTE: The above data is adapted to power cord ≤ 5m.If power cord is
＞5m, wire diameter must
be increased. The signal cable can be extended to 50m at most.
3.1. Trial after installation
Please check all the wirings carefully before turning on the heat pump.
3.1.1. Inspection before use
➢ Check installation of the whole heat pump and the pipe connections according to the
pipe connecting drawing;
➢ Check the electric wiring according to the electrical wiring diagram and earthing
connection;
➢ Make sure that the main power is well connected;
➢ Check if there is any obstacle in front of the air inlet and outlet of the heat pump
3.1.2. Trial
➢ Water pump should start before the heat pump, and turn off after the heat pump for long
life.
➢ After the water pump starts, please make sure no leakage of water. Then power on and
press the ON/OFF button of the heat pump, and set desired temperature.
➢ In order to protect the heat pump, the heat pump is equipped with start delay function.
When starting the heat pump, the fan will start to run in 3 minutes, in another 30 seconds,
the compressor will start to run.
➢ After pool heat pump starts up, check for any abnormal noise from the heat pump.
➢ Check the temperature setting.
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General