6.13
Communication cable connection
UV-resistant twisted pair data /telephone cable for outdoor use. Maximum cable length is 30 meter.
5
F1
F2
GND
Fig. 13: Connect to the heat pump, outdoor unit
40
BUS_B
BUS_A
GND
Fig. 14: Connect to the indoor unit
6.14
Power supply connection
Connect power cable to heat pump unit and to terminal block in control centre as below.
Danger
Electrical current! The power cable may only be connected to the ter-
minal block intended for this purpose.
No other terminal blocks may be used!
Caution
You should connect the power cable into the power cable terminal
and fasten it with a clamp.
Caution
The unbalanced power must be maintained within 2% of supply rat-
ing. If the power is unbalanced greatly, it may shorten the life of the
compressor. If the unbalanced power is exceeded over 4% of supply
rating, the control kit is protected, stopped and the error mode indi-
cates.
Caution
To protect the product from water and possible shock, you should
keep the power cable and the connection cord of the indoor unit and
outdoor units within ducts. (with appropriate IP rating and material se-
lection for your application)
Caution
Devices disconnected from the power supply should be completely
disconnected with a circuit breaker according to over voltage
category 3.
Caution
Keep distances of 50mm or more between power cable and communi-
cation cable..
Installation Guide
DHP-iQ
Danfoss Heating Solutions
VIJSS102
49
