Indoor high voltage vacuum circuit breaker ZN39-40.5 series

SUMMARY
ZN39-40.5 series indoor high voltage vacuum circuit breaker, three-phase ac 50 hz, rated voltage of 40.5 kV indoor high-voltage power distribution equipment. With JYN1-35, GBC - 35 switchgear. Products comply with GB1984 ac high voltage circuit breaker, "requirements. Products are: isolation handcart and PT handcart, etc.
Normal operation of the circuit breaker adopts the insulation, air circuit breaker to meet under the condition of the air distance and the creepage distance requirements, the overall layout is reasonable, stable structure, convenient adjustment.
Operating mechanism by electromagnetic institutions CD10 CT19N - Ⅲ or spring institutions.
Circuit breaker has a set of interlocking device, with the switch cabinet, adopts forced mechanical locking method, satisfies the requirement of switchgear "five prevention" function.

MAIN TECHNICAL PARAMETERS

MAIN MECHANICAL PARAMETERS

Note: the opening speed refers to the average speed of just contact 12mm, refers to the close contact closing speed average speed at 12mm.