LW8-40.5 SF6 Circuit breaker high voltage 35KV Transmission line Tank type 35kV high voltage vacuum circuit breaker

Item No.: 00214
1.connect spring operating structure or electromagnetic actuator structure,
2.remote controlelectric points, closing, o local manual energy storage, manual, closing. Design and performance in line
3. SF6 Gas insulate
Description
Description

LW8-40.5 SF6 Circuit breaker high voltage 35KV Transmission line  Tank type 35kV high voltage vacuum circuit breaker

Silicone rubber violet: heat resistance, cold resistance, dielectric resistance, ozone resistance and atmospheric aging resistance
Copper metal material: the product is made of red copper metal material and stainless steel, which is not rusty, easy to rust and good contact
Stainless steel shell: truly maintenance free performance
 

Item Description unit Data
 1 Rated voltage KV 35
2 ceiling voltage KV 40.5
3 Rated insulation level Lightning impulse withstand voltage (full wave peak) KV 185/215()
    Power frequency withstand voltage (1 minute) KV 95/118()
4 Rated current A 1600/2000 1600/2000/2500/3150
5 Mechanical life Times 5000 5000 3000 2000
6 Mechanical life rated pressure of sulfur hexafluoride gas (gauge pressure at 20 ºC) Mpa 0.35 0.38 0.45 0.5
7 Locking pressure (gauge pressure at 20 ºC) Mpa 0.3 0.33 0.4 0.45
8 Minimum operating ambient temperature ºC -40 -30
9 Rated short-circuit breaking current kA 20 25 31.5 40
10 Rated short-circuit making current (peak) kA 50 63 80 100
11 Rated short-time withstand current (thermal stability current) kA 20 25 31.5 40
12 Cumulative breaking times under rated out of step breaking current and rated short-circuit kA 50 63 80 100
13 breaking current kA 5 6.3 8 10
14 Closing time (under rated operating voltage) Times 15 15 10 10
15 Opening time (under rated operating voltage) s <0.1
16 Rated operating sequence s <0.06
17 Rated opening and closing current of single capacitor bank   Open-0.3s-close open-180s-close open
18 Rated short circuit duration A 400
19 Annual air leakage rate s 4
20 Moisture content of sulfur hexafluoride gas (at 20 ºC) %/year <1
21 Rated operating voltage of ct14 spring operating mechanism Ppm(v/v) <150
22 Voltage of closing coil and opening coil v AC 220/380V DC 48 110V 220V
23 Energy storage motor voltage v AC 220V ,DC220V
24 Sulfur hexafluoride gas weight kg 8
25 Weight of circuit breaker (including operating mechanism) kg 1400

LW8-40.5KV AIR CIRCUIT BREAKER 

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