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3.2.1
Voltage and Insulation Tests
Before voltage- or insulation-tests are conducted,
the insulation monitoring function has to be
disconnected.
Therefore the hook-switch “S1” must be
open
The terminals U, V, W, L1 and L2 must be
by-passed
The test hast o be done between U, V, W,
L1, L2
and PE.
After the test the hook switch “S1”must be
closed
Finely press the Test button on the operation panel to test the
insulation monitoring function.
Note
