如果触头接触电阻过大，即影响工作可靠，又降低了高压断路器的使用寿命，直接影响安全生产。
If the contact resistance is too big, the influence is dependable, and lowered the circuit breakers to break the service life, direct influence of safety production.
如果触头接触电阻过大，即影响工作可靠，又降低了高压断路器的使用寿命，直接影响安全生产。
If the contact resistance is too big, the influence is dependable, and lowered the circuit breakers to break the service life, direct influence of safety production.
应用推荐