SIEMENS Products

Low pressure equipment




Soft Starter

MCCB Auto Key:

These keys are from the family of automatic keys and are known as compact keys that are available in 3 bridges and 4 bridges. The keys range from 16 at 1600 amps to switchboards and switch off. Provides circuit and circuit protection.

The MCCB keys of the famous Siemens brand are available in 3 bridges and 4 bridges which are also used in fixed and plug applications in output, input and coupling feeders.

The new series of these keys are 3VA keys.


  • High flexibility due to being modular
  • Wide range of accessories for different applications
  • Optimal support for all modern power distribution functions
  • Occupy minimal space due to fully engineered design
  • Compliance with IEC, UL

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