|
rated voltage
|
12kV
|
|
rated current
|
630A
|
|
main busbar current
|
|
|
incoming switch
|
630A
|
|
outgoing switch
|
125A
|
|
rated short-time withstand current
|
20kA
|
|
rated short-circuit constant time
|
4S
|
|
rated peak withstand current
|
50kA
|
|
rated short-circuit closing current
|
50kA
|
|
rated loading breaking current
|
630A
|
|
sealed breaking current
|
630A
|
|
rated cable charging current
|
20kA
|
|
earthing switch rated short-time withstand current
|
20kA
|
|
earthing switch rated short-circuit constant time
|
4(2)S
|
|
earthing switch rated peak withstand current
|
50kA
|
|
earthing switch rated short-circuit closing current
|
50kA
|
|
1 min rated frequency withstand voltage
|
|
|
alternate and relatively,vacuum loading switch breaking
|
42kV
|
|
isolating switch breaking
|
48kV
|
|
rated lightning impulse withstand voltage
|
|
|
alternate and relatively,vacuum loading switch breaking
|
75kV
|
|
isolating switch breaking
|
85kV
|
|
mechanical life
|
|
|
vacuum loading switch
|
10000(times)
|
|
earthing switch,isolating switch
|
2000(time)
|
|
A.C
|
3150A
|
