Description
Main parameters of 10kV vacuum load switch and combination electric appliance
|
#
|
Parameter name
|
unit
|
|
|
Combination electric appliance
|
|
1
|
Rated voltage
|
KV
|
12
|
12
|
12
|
|
2
|
Rated frequency
|
Hz
|
50
|
50
|
50
|
|
3
|
Rated current
|
A
|
630
|
200
|
200
|
|
4
|
Rated short time withstand current(4S)
|
KA
|
20
|
|
|
|
5
|
Rated peak value withstand current (peak )
|
KA
|
50
|
|
|
|
6
|
Rated short circuit making current(peak)
|
KA
|
50
|
|
|
|
7
|
Rated short circuit breaking current
|
KA
|
|
31.5
|
|
|
8
|
Take-over current
|
A
|
|
3150
|
|
|
9
|
1min power frequency withstand voltage,interphase and grounding/fracture
|
KV
|
42/49
|
42/49
|
42/49
|
|
10
|
Lightning impulse withstand voltage(peak)interphase and grounding/fracture
|
KV
|
75/85
|
75/85
|
75/85
|
|
11
|
Mechanical life
|
Times
|
10000
|
1000
|
10000
|
Main parameters of 35kV combination electric appliance
|
No.
|
Parameters` name
|
unit
|
Combination electric appliance
|
|
1
|
Rated voltage
|
KV
|
40.5
|
|
2
|
Rated current
|
A
|
50.63
|
|
3
|
Rated frequency
|
Hz
|
50
|
|
4
|
Rated short circuit breaking current
|
KA
|
20
|
|
5
|
Rated take-over current
|
A
|
1200
|
|
6
|
Rated short time power frequency withstand voltage
|
KV
|
95
|
|
7
|
Lightning impulse withstand voltage
|
KV
|
185
|
|
8
|
Rated short time power frequency withstand voltage(isolated fracture)
|
KV
|
115
|
|
9
|
Lightning impulse withstand voltage(isolated fracture)
|
KV
|
215
|
|
10
|
Mechanical life
|
Times
|
10000
|
Main parameters of vacuum circuit breaker
|
No.
|
Parameters name
|
unit
|
ZN12-HC
|
ZN-40.5-HC
|
|
1
|
Rated voltage
|
KV
|
12
|
40.5
|
|
2
|
Rated frequency
|
Hz
|
50
|
50
|
|
3
|
Rated current
|
A
|
630,1250
|
1250,1600
|
|
4
|
Rated short time withstand current(4S)
|
KA
|
25,31.5
|
25,31.5
|
|
5
|
Rated peak value withstand current (peak )
|
KA
|
63,80
|
63,80
|
|
6
|
Rated short circuit breaking current
|
KA
|
25,31.5
|
25,31.5
|
|
7
|
Rated short circuit making current(peak)
|
KA
|
63,80
|
63.80
|
|
8
|
1min power frequency withstand voltage,interphase and grounding/fracture
|
KV
|
42/48
|
95/115
|
|
9
|
Lightning impulse withstand voltage(peak)interphase and grounding/fracture
|
KV
|
75/85
|
185,/215
|
|
10
|
the times of rated short circuit breaking
|
Times
|
50
|
30
|