| 摘要 |
PROBLEM TO BE SOLVED: To provide a circuit breaker capable of achieving high insulation performance of a circuit interrupter and DC high-voltage shutdown.SOLUTION: An exhaust barrier 5 is provided behind a circuit interrupter 4. The exhaust barrier 5 includes: a barrier body 5a positioned behind the circuit interrupter 4, and a first barrier side wall body 5b integrated with the barrier body and covering a body mounting hole 10 of the circuit breaker and a second barrier side wall body 5c covering a cover mounting screw section 11. |
