Technical data
Table Of Contents
6
VMIFI102
1.3 Electrical connection
⚠
The electrical installation must only be carried out by
an authorized electrician (and must follow applicable
local and national regulations). The electrical instal-
lation must be carried out using permanently routed
cables. It must be possible to isolate the power sup-
ply using an all-pole circuit breaker for the intended
current. For information regarding maximum load
for externally connected devices, see electrical instal-
lation instructions.
NOTE! The supplied language specific decal for electrical
connection must be adhered to the inside of the door
Electrical current!
⚠
The terminal blocks are live and can be highly dan-
gerous due to the risk of electric shock. The power
supply must be isolated before electrical installation
is started. The heat pump is internally connected at
the factory.
Important information
⚠
24 VAC 1 must not be connected together with:
• 24 VAC 2
• 24 VDC
• Other equipment that uses 0-10V control signal
• Signal ground GND
⚠
24 VAC 2 must only be used as power supply to:
• External equipment that requires 0-10V control
signal
• Auxiliary modules
⚠
The two separate 24 VAC circuits must never be con-
nected to each other or to protective ground.
⚠
The total power load on 24 VAC 1 respectively 24
VAC 2 must not exceed 50VA.