19
g.
Electrical connections precautions
WARNING
- Only qualified professionals may carry out electrical connections, always with the power off.
- The earthing shall comply with local standards.
- Water heaters shall be equipped with a dedicated power line and residual current circuit breakers.
The action current shall not exceed 30 mA;
- The ground line and the zero line of the power supply shall be separated entirely. Connecting the
zero line to the ground line is not allowed.
- Parameter of the power line: 3×1.5mm² or more.
Installation of
Solar or boiler
sensor(From heat pump):
Installation of
Solar or boiler
sensor (From Solar controller
or
Boiler controller):
1/2"nipple
(not supplied)
3/4" to 1/2"
reducing bush
(not supplied)
T-piece
(not supplied)
sensor pocket
(not supplied)
Solar or boiler sensor
(From heat pump)
Circulating
entrance
solar or boiler sensor-
from
solar or boiler
controller
(not supplied)
sensor pocket(φ6mm)
sensor pocket plug
clamp
screw
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