Electrical Connection - clage MBH 6 Gebrauchs- Und Montageanleitung

Installation

3.4 Electrical connection

Fill the appliance with water by repeatedly opening and closing the hot water tap
before connecting to electrical power and purge completely. The heating element may
be damaged if this is not done!
1. Check that the power supply is switched off.
2. Make sure that the cross-section of the supply line corresponds to the details in the techni-
cal specifications of these instructions.
3. Ensure that the dimensions of the circuit breaker do correspond with the cross-section of
the connecting pipe of the appliance and to the cross-section of the supply line.
4. Instantaneous water heater with plug:
a. Check that the socket is connected to the protective earth conductor.
b. Plug the plug into the socket.
Alternatively:
4. Instantaneous water heater without plug:
a. Note that according to VDE 0700, an all-pole disconnecting device with a contact open-
ing width of ≥ 3 mm per phase must be provided at the installation end.
b. Connect the connecting pipe via a junction box to the mains, as shown in the circuit dia-
gram.
Alternatively:
4. Connection to a permanently installed cable:
a. Note that according to VDE 0700, an all-pole disconnecting device with a contact open-
ing width of ≥ 3 mm per phase should be provided at the installation end.
b. The cross-section of the cable must meet the reguirements of the minimal cross-section,
as mentioned in chapter "Technical specifications". The maximum applicable cross-sec-
tion is 6 mm .
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c. Open the cover.
d. Dismount the pre-installed connection cable.
e. Route the permanently installed cable through the grommet and connect it as shown in
the circuit diagramm. Make sure that the grommet fits tightly around the cable to ensure
optimal protection against water.
f. Refit the cover on the appliance.
The earth conductor must be connected!
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