6 | Electrical connection
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6 Electrical connection
DANGER
High voltages during connection to the power grid
Danger to life when working with high voltage.
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Disconnect the connection from the power supply.
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Ensure that the unit is de-energized.
DANGER
Electric shock due to incorrect connection
There is a danger to life if the cable conductors are connected incorrectly.
Connect the wires correctly according to their color coding.
CAUTION
Risk of injury due to incorrect installation
Use an all-pole disconnecting device accessible on-site with a contact
distance of at least 3mm [0.12 inch].
NOTE
Supply voltage does not correspond to the device voltage
Before connecting, check that the supply voltage corresponds to the required
voltage on the type plate of the device.
6.1 Regulations for the electrical connection
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Connect the device in accordance with the valid regulations in your country.
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Connect the device to a standardized power grid.
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The power consumption, fuses and cable cross-sections depend on the fol-
lowing factors:
– Local regulations
– Cable length
– Cable quality
– Power supply
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Adapt the connected loads to the local conditions and requirements for a
correct power connection.
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Observe the NFPA 70/NEC, UL 197 and CSA C22.2 regulations.
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Only use power cables in accordance with NEC/NEMA regulations.
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