- MCCB= Molded Case Circuit Breaker
- MCB= Miniature Circuit Breaker
- SP= Single pole
- DP=Double pole
- TP=Triple pole
- ACB=Air Circuit Breaker
- RCB= Residential Circuit Breaker
- MPCB= Motor protection circuit breaker
- VCB=Vacuum Circuit Breaker
- HMI=Human Machine Interface
- VFD= Variable Frequency Drive
- MDB=Main Distribution Board
- DB= Distribution Board
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