Electrical Connection; Regulations For Electrical Connection - Rational iCombi Pro Original Installation Manual

6 | Electrical connection

6 Electrical connection
High voltages when connecting to the mains power
Danger to life due to high voltage.
Disconnect from the power supply.
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Make sure the unit is disconnected from the power.
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Electric shock from incorrect connection
There is a danger to life if the wires are incorrectly connected.
Connect the wires correctly according to their colour coding.
Risk of injury due to improper installation
Use an all-pole disconnecting unit accessible on-site with a contact distance
of at least 3 mm [0.12 inch].
Mains voltage does not correspond to unit voltage
Before connecting, check whether the mains voltage corresponds to the
required voltage on the type plate of the unit.
6.1

Regulations for electrical connection

Adhere to the regulations of the VDE and the local energy supplier.
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Connect the unit in accordance with the applicable regulations of your
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country, federal state, city or local authority.
Connect the unit to a standard energy supply network.
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The amp draw, contactors and cable cross-sections depend on the follow-
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ing factors:
– Local regulations
– Cable length
– Cable quality
– Power supply
For a proper electricity connection, adjust the power ratings to the local
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circumstances and requirements.
Adhere to the regulations of the NFPA 70/NEC and CSA C22.2.
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