1. Circuit Breaker Pictures

2. Westinghouse 230 kV Oil Circuit Breaker

3. Westinghouse 115 kV Oil Circuit Breaker

4. McGraw Edison 230 kV Oil Circuit Breaker

5. General Electric 230 kV Oil Circuit Breaker

6. Single Tank 69? kV Oil Circuit Breaker

8. 500 kV Dead Tank Independent Pole
Circuit Breaker

9. 500 kV Live Tank Independent Pole
Circuit Breaker

10. 230 kV Dead Tank Independent Pole
Circuit Breaker

11. 230 kV Dead Tank Independent Pole
Circuit Breaker

19. The ATB air-blast circuit breakers are designed for the high speed interruption of faults and high speed reposing on modern transmission lines of high current, voltage and short circuit rating. They were manufactured at GE’s Philadelphia Breaker Plant from and range in voltage from 115kV to 550kV.