9
4) When the heat pump is running, there will be condensation water discharged from the bottom. Please use
the drainage kit supplied.;
5) Your Davey heat pump must be connected with hard pipes.
6) Any pipework installation should be kept to a minimum and protected from physical damage.
7) If the Davey heat pump will be in operation over winter, Davey recommends it is installed on the main
filtration system to avoid heat loss through the solar heating system.
4.2 Wiring
WARNING: The electrical connection should be done by a qualified electrician according
to national, state and local city codes, regulations or standards.
The unit should be connected to a compatible RCD (Residual Current Device).
Means for full disconnection of the power supply must be incorporated in the fixed wiring
in accordance with the wiring rules.
4.3 Electric wiring diagram
a. For power supply: 230V 50Hz
Distribution Box
Power Supply
230V 50Hz
Earthing
Breaker
Fuse
Power Cord
Swimming Pool Heater
Pump Wiring Board
b. For power supply: 400V 50Hz
NOTE:
Your Davey heat pump must be hard wired and correctly earthed.
4.4 References for protecting devices and cable specification
MODEL
DHP90 DHP130 DHP170 DHP210 DHP280 DHP3503
Breaker Rated Current (A)
10.5
14.5
18
21
24
12
BreakerRated Residual Action Current (mA)
30
Fuse (A)
10.5
14.5
18
21
24
12
Power Cord (mm
2
)
3 x 2.5
3 x 2.5
3 x 4
3 x 4
3 X 6
5 X 2.5
Signal cable (mm
2
)
3 x 0.5
* Above data is subject to modification without notice.
NOTE:
The above data is adapted to power cord ≤ 10m. If power cord is >10m, wire diameter must be
increased. The signal cable can be extended to 50mm maximum.
