Description
2.2 Ergonomic design
3VA molded case circuit breakers with IEC certificate
30 Manual, 03/2019, A5E03603177010-03
This chapter provides an overview of the ergonomic design features of the 3VA molded case
circuit breakers and explains what makes them so special.
The topics discussed in this chapter are listed below:
● Optional installation variants
● Color-coded indication of switching position in the draw-out unit
● Clear status indication
● Active illumination
● Ergonomic handle
● Color-coded control elements
● Broad range of accessories
● Connection options
The 3VA molded case circuit breakers set new standards, not only in terms of their technical
features and functional scope, but also in terms of their design.
The 3VA range provides an integrated system with regard to operation, functionality and
installation. This principle is embodied in the basic units and in all internal and external
accessories.
The internal and external accessories of the 3VA molded case circuit breakers offer the
following benefits:
● Standardized methods of operation
● Standardized scope of functions
● Standardized installation procedures
● Uniform accessories from 16 A … 1000 A (e.g. auxiliary switches, auxiliary releases, etc.)
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