55
Technical data
and startup
9.4
Build HV supply
INFORMATION
Before the HV connections are switched via a contactor, a pre-loading of the high voltage must take
place. The device specific X capacity values can be found in the technical data, see chapt.
1.
Close the pre-charging contactor (1).
2.
Close the main contactor (3).
3.
Check that current U1 = U2. If so,
4.
Close the main contactor (2).
5.
Open the pre-charging contactor (1).
