The following installation recommendations are suitable for TN and TT
grids. For IT grids, consult Power Electronics. Otherwise, the equipment
could be damaged and the risk of injury heightened.
Any wiring or periodic inspections should be performed at least 10
minutes after disconnecting the input power. To remove the front cover,
first check that the DC Link red LED is off, then remove the metallic
cover and check with a multimeter the following:
• Measure between the output power busbars U, V, W and the cabinet
and check that the voltage is around 0V.
• Measure that the DC link terminals +, - and chassis voltage are below
30VDC.
Otherwise, you may get an electric shock.
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