ZW7-40.5 Outdoor VCB Vacuum Interrupter Breaker
ZW7-40.5 three-pole outdoor vacuum circuit breaker, equipped with long service life silicone rubber composite insulators, built-in vacuum interrupter, support manual operation and intelligent fault protection, suitable for 33kV & 40.5kV overhead power distribution network.
|
No.
|
Parameter Items
|
Unit
|
ZW32-12
|
ZW32-24
|
ZW32-40.5
|
|
1
|
Rated voltage
|
kV
|
12
|
24
|
40.5
|
|
2
|
Rated frequency
|
Hz
|
50
|
50
|
50
|
|
3
|
Rated current
|
A
|
630
|
630/1250
|
630/1250/1600
|
|
4
|
Rated short-circuit breaking current
|
kA
|
20/25/31.5
|
20/25/31.5
|
20/25/31.5
|
|
5
|
Rated short-circuit making current (peak value)
|
kA
|
50/63/80
|
50/63/80
|
50/63/80
|
|
6
|
Rated short-time withstand current(4s)
|
kA
|
20/25/31.5
|
20/25/31.5
|
20/25/31.5
|
|
7
|
Mechanical life
|
times
|
10000
|
10000
|
10000
|
|
8
|
Rated short-circuit breaking times
|
times
|
30
|
30
|
30
|
|
9
|
1minPowerfrequency withstand voltage
|
kV
|
49
|
79
|
79
|
|
10
|
Lightning impulse withstand voltage (break point)
|
kV
|
85
|
145
|
145
|
|
11
|
Standard operating procedure
|
–
|
O-0.3s-CO-180s-CO
|
O-0.3s-CO-180s-CO
|
O-0.3s-CO-180s-CO
|
|
12
|
Energy storage time
|
s
|
≤8
|
≤8
|
≤10
|
|
13
|
Altitude-appropriate
|
m
|
≤2000(Customizable4000m)
|
≤2000
|
≤1000
|
|
14
|
Operating temperature range
|
℃
|
-40~+70
|
-40~+70
|
-30~+40
|
评价
目前还没有评价