Customization: | Available |
---|---|
Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Electric Type |
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No. | Item | unit | Parameter | |||||||
1
|
rated voltage | KV | 12/17.5/24/40.5 | |||||||
2
|
highest voltage | KV | 12/17.5/24/40.5 | |||||||
3
|
rated insulated level | lightning impulse withstand voltage (full-wave peak) | KV | 75/95/110/150/185/215 | ||||||
power frequency withstand voltage(1min) | KV | 50/60/95 | ||||||||
4
|
rated current | A | 1250 | |||||||
5
|
mechanical life | times | 10000 | |||||||
6
|
sf6 rated pressure(Gauge when 20ºC) | Mpa | 0.40 | 0.50 | ||||||
7
|
locking pressure(Gauge when 20ºC) | Mpa | 0.3 | 0.40 | ||||||
8
|
minimum ambient temperature | ºC | -40 | -30 | ||||||
9
|
Rated short circuit breaking current | KV | 20 | 25 | 25 | 31.5 | ||||
10
|
Rated short-circuit current(peak) | KV | 50 | 63 | 63 | 80 | ||||
11
|
Rated short time withstand current (thermal current) | KV | 20 | 25 | 25 | 31.5 | ||||
12
|
Rated peak withstand current (dynamic current) | KV | 50 | 63 | 63 | 80 | ||||
13
|
Rated out of phase breaking current | KV | 5 | 6.3 | 6.3 | 8 | ||||
14
|
Rated short-circuit power flow accumulation breaking times | times | 20 | |||||||
15
|
Rated short duration | S | 4 | |||||||
16
|
Closing time (rated operating voltage) | S | ≤0.1 | |||||||
17
|
Opening time (at rated operating voltage) | S | ≤0.06 | |||||||
18
|
Rated operating sequence | Points -0.3s- combined points -180s- combined points | ||||||||
19
|
Rated switching current of single capacitor bank | A | 400 | |||||||
20
|
Annual leakage rate | %/year | ≤1 | |||||||
21
|
SF6 Gas moisture content(when 20ºC) | uL/L | ≤150 | |||||||
22
|
Rated operating voltage with CD56 Permanent Magnet Actuator | AC/DC:380/220V/110V | ||||||||
Closing coil, sub-gate coil voltage | V | AC:220 380 DC:48 110 220 |
||||||||
Charging motor voltage | V | AC:220 DC:220/110 | ||||||||
23
|
SF6 gas weight | KG | 1.5 | |||||||
24
|
Circuit breaker(include actuator)weight | KG | 150-200 |