Detailed Product Description

ZW10-12 outdoor high-voltage vacuum breaker is a kind of trophies AC outdoor high-voltage switch equipment., which is mainly used in power system of country network, city network, mine, railway and harbor with 12kv level, rated current 630A and rated frequency 50HZ.It is especially used for outdoor impracticable line and close and open load current, overload current and short current so that the power network can be protected and changed.

Using condition

A.      ambient air temperature, upper limit +40, lower limit-40

B.      elevation≤2000m, over2000m need negotiation

C.       wind pressure, less than 700pa (the same as 34m/s wind speed)

D.      daily average value of relative humidity should be less than 95%, monthly average level should be less than 90%.

E.       pollution level, level 3

F.      ambient air should not be obviously polluted by causticity air or flammable air.

G.      no usual strenuous exercise.

H.      as the insulating medium, Silastic should fit with the demands of GB655386 using situation.