Different types of circuit breaker symbols

Circuit breaker symbols are used to represent the various types of circuit breakers in electrical diagrams and schematics. Here are some common types of circuit breaker symbols:

1. Molded Case Circuit Breaker (MCCB) Symbol: This symbol represents a molded case circuit breaker, which is a type of circuit breaker that uses a thermally sensitive element to detect overcurrent.

  _______
 /        \
|  MCCB  |
 _______/

2. Air Circuit Breaker (ACB) Symbol: This symbol represents an air circuit breaker, which is a type of circuit breaker that uses a mechanical mechanism to interrupt the circuit.

  _______
 /        \
|  ACB  |
 _______/

3. Oil Circuit Breaker (OCB) Symbol: This symbol represents an oil circuit breaker, which is a type of circuit breaker that uses oil to cool and insulate the contacts.

  _______
 /        \
|  OCB  |
 _______/

4. Vacuum Circuit Breaker (VCB) Symbol: This symbol represents a vacuum circuit breaker, which is a type of circuit breaker that uses a vacuum to interrupt the circuit.

  _______
 /        \
|  VCB  |
 _______/

5. SF6 Circuit Breaker (GIS) Symbol: This symbol represents a sulfur hexafluoride (SF6) circuit breaker, which is a type of circuit breaker that uses SF6 gas to insulate and cool the contacts.

  _______
 /        \
|  GIS  |
 _______/

6. Pole and Neutral (P&N) Circuit Breaker Symbol: This symbol represents a pole and neutral circuit breaker, which is a type of circuit breaker that has separate poles for the line and neutral conductors.

  _______
 /        \
|  P&N  |
 _______/

7. Ground Fault Circuit Interrupter (GFCI) Symbol: This symbol represents a ground fault circuit interrupter, which is a type of circuit breaker that detects and interrupts ground faults.

  _______
 /        \
|  GFCI  |
 _______/

8. Arc Fault Circuit Interrupter (AFCI) Symbol: This symbol represents an arc fault circuit interrupter, which is a type of circuit breaker that detects and interrupts arc faults.

  _______
 /        \
|  AFCI  |
 _______/

9. Combination Circuit Breaker Symbol: This symbol represents a combination circuit breaker, which is a type of circuit breaker that combines multiple functions, such as overcurrent protection and ground fault detection.

  _______
 /        \
|  COMB  |
 _______/

10. Custom or Specialized Circuit Breaker Symbol: This symbol represents a custom or specialized circuit breaker, which is a type of circuit breaker that is designed for a specific application or industry.

  _______
 /        \
|  CUSTOM  |
 _______/

These are some common types of circuit breaker symbols used in electrical diagrams and schematics. The specific symbol used may vary depending on the industry, region, or manufacturer.