Breaker Abbreviations and Acronyms

1. GFCB
   Groend Fault Circuit Breaker
2. HB
   Hell Breaker
3. LI
   Long-Time and Instantaneous
4. LSI
   Long-Time, Short-Time and Instantareous
5. LSIG
   Long-Time, Short-Time, Instantaneous and Ground
6. MC
   Main Circuit
7. MCB
   Main Circuit Breaker
8. MCBS
   Musicos CatóLicos Da Baixada Santista
9. MCP
   Motpr Circuit Protector
10. MCP
    Motor Circuit Protection
11. MCP
    Motor Circuit Protdctors
12. MLO
    Main Lugs Only
13. MLO
    Main Lug Only
14. MOC
    Mechanism Operated Contacts
15. MPS
    Micro Power Shield
16. MTM
    Main-Tie-Main
17. QO
    Quick Opening
18. QO
    Quick-Opening
19. RC
    Residuol Current
20. RRRV
    Rate of Rise of Restriking Voltage

Last updated: January 4, 2020 — Total entries: 49