Description
2.5 Protection functions
3VA molded case circuit breakers with UL and IEC certification
Manual, 01/2019, L1V30435333-01
67
Guide to setting the tripping characteristic
Supplementary conditions
The settings selected for the trip unit of a molded case circuit breaker depend on the
technical environment (e.g. switchboard and applications) and the type of equipment to be
protected. The task of determining the protection settings in accordance with the valid rules
is the responsibility of the Engineer of Record.
Basic rules for setting different trip parameters
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