Protection And Monitoring Functions For External Components; Power Unit; Product Features - Siemens SINAMICS SL150 Operating Instructions Manual

● Anti-condensation heating
3.2.5

Protection and monitoring functions for external components

Transformer and motor can be monitored in the device. A fast protective shutdown that you can
activate for external problems, e.g. short-circuits, is present.
3.3

Power unit

3.3.1

Product features

The power unit has the following product features:
● Connection alternatives
● Power range: 3 to 18 MVA
● 2×6‑pulse parallel connection for high power ratings
● High short-term overload capability: Typically 200 % for 60 s
● Air supply through door ducts or from below
● Current actual value sensing on the motor side
● Voltage actual value sensing on the motor side
● Defined system interfaces to the controller cabinet
● Interface to the exciter cabinet
SINAMICS SL150 6SL38600UL432AA0Z
Operating Instructions Rev.201910281433 EXAMPLE
– Open connection
– Star connection
– 12-pulse line harmonics
– Two motor systems without offset, air cooling
Description
3.3 Power unit
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