SLS-C Manual
MA 1317-A001 EN
14
7 Protective Measure for Power Supply Units
with Power Stages up to 120 V
DC
The power supply SLS-C units with power stages over 70 V
DC
must be operated according
to VDE 0100 part 200 with protection by automatic disconnection. Therefore, the motor,
power stage, `0 V` and each equipment have to be grounded:
i
CAUTION
– Possible damages!
To avoid damage to property, please consider the following points in your safety
concept:
- When protection by automatic disconnection (EN 61140, VDE 0100, part
410) is used for power stages with definite voltage > 50 V
AC
or +U
B
> 70
V
DC
:
- Only use motors, which are checked according to EN 60034-1 (500 V
AC
+ twice determined voltage.
-
The motors must have a protective conductor clamp (EN 60034
).
