3.6. Electrical connection
ä Caution!
The appliance must be connected in accordance with national
and local regulations for electrical installations using a fixed
connection which can be switched off by means of a (built-in)
power control.
ä Caution!
Turn OFF the electric circuit to which the heater will be
connected in the meter box.
a) Remove the closing cap.
b)
Feed the power cable through the cable gland 1 and strain
relief 2.
c)
Connect the power cable to the terminal block 3 in accordance
with the instructions below:
Smartboiler Mono / Smartboiler Mono Plus
Colour Function
W
Green/yellow Earth
N Blue Neutral
L1 Brown Phase
L2 — —
L3 — —
ä Caution!
NEVER connect the heater to a separate off-peak phase tail.
In case of variable rate electricity tariffs, you can use the DAY/
NIGHT function to only heat the water during off-peak hours.
d) Secure the strain relief by tightening the two screws.
e) Replace the closing cap on the heater.
The water heater can now be filled and turned on.
Follow the instructions under Filling and first use on
page 24.
Tip
First read the Operation on page 15 chapter to learn how to
operate the heater using the HMI controller.
ä Caution!
Do not turn on the power to the appliance yet. Only do so when
this is expressly required during commissioning.
14
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