Running 35kv Ybm 40.5 Switch Station

YBM 40.5KV Intelligent integration substation
1 Main technical parameter of VCB ZN85-40.5 or VCB ZN12-40.5 equipped to main switch in KYN61-40.5 or XGN-40.5 switchgear.
No.
Item
Unit
Data
1
Rated voltage
kV
40.5
2
Rated insulation level
kV
95 for 1min power frequency withstand voltage(effective)
kV
185 for rated lightning impulse withstand voltage (effective)
3
Rated frequency
Hz
50
4
Rated current
A
1250 1600
5
Rated short-circuit breaking current
kA
25 31.5
Rated short-time withstand current
kA
25 31.5
Rated short circuit continuous time
s
4
6
Rated peak withstand current
kA
63 80
Rated short-circuit closing current(peak)
kA
63 80
7
Rated operation sequence
Open-0.3s-close open-180s-close open
8
Breaking time
ms
<80
9
Rated breaking current(capacitor)
A
630
10
Mechanical life
10000times
11
Rated operating voltage
V
-110/~110,-220~220
12
The current breaking times for rated short-circuit broken
20 times
2.See technical parameters of VCB ZN63A(VS1) installed in XGN36-12(DXG-12), KYN28A-12 related product of our company.
No.
Item
Unit
Data
Data
Data
Data
Data
1
Rated voltage
kV
12
12
12
12
12
2
Rated current
A
630 1250
630,1250
630,1250,1600
1250,1600,2000
1250,2500,3150
3
Rated insulation level
kV
42
42
42
42
42
75
75
75
75
75
4
Rated short-circuit breaking current
kA
16
20
25
31.5
40
5
Rated short-circuit closing current(peak)
40
50
63
80
100
6
Rated peak withstand current
40
50
63
80
100
7
Rated short-time withstand current
16
20
25
31.5
40
8
The current breaking times for rated short-circuit broken
times
50
50
50
50
30
9
Rated short circuit continuous time
S
4
4
4
4
4
10
Rated operation sequence
Open-t-close-open-180s-close-open
11
Mechanical life
time
20000
20000
20000
20000
20000
12
Rated breaking current(unit capacitors)
A
630
630
630
630
630
13
Rated breaking current(back to back capacitors)
A
400
400
400
400
400
Noted: 16KA,20KA,31.5KA: t=0.3s; 40KA: t=180s