LW72-126 Outdoor High-voltage Sulfur hexafluoride SF6 Circuit Breaker

LW36-126(145) SF6 circuit breaker absorbs experiences and technics in similar product manufacturing and perfected as a new generation of self-evolving SF6 HV circuit breaker.

Product Details Company Profile

Description

Place of Origin: Zhejiang, China (Mainland)
Brand Name: HOSSIN
Model Number: LW36-126 SF6 Circuit Breaker
Type: Air
Poles Number: 3
rated voltage: 126kV SF6 Circuit Breaker
type: SF6 gas Circuit Breaker

LW36-126(145) SF6 circuit breaker absorbs experiences and technics in similar product manufacturing and perfected as a new generation of self-evolving SF6 HV circuit breaker.

LW36B-126 is used to control and protect circuit in 126/145kV and AC 50/60Hz power system. It adopt SF6 gas insulating medium, CT30 spring operation mechanism.

1. Altitude: 1000m (high-altitude is of particular order);
2. Ambient temperature: -25 degree ~+40 degree (under -25 degree is of particular order);
3. Maximum wind speed: 34m/s;
4. Earthquake intensity: 8 degree;
5. Pollution degree: III(25mm/kV).

Item	Specification
Rated Voltage(kV)	126
Rated Short-circuit Breaking Current(kA)	31.5 40
Rated Short-circuit Closing Current(kA)	80 100
Rated Short-time Power Frequency Withstand Voltage(kV)	Against ground: 230 fracture: 230+73
Rated Lighting Impulse Withstand Voltage(kV)	Against ground:550 fracture: 550+103
Rated Short-circuit Lasting time(S)	4
Rated Step-lost Breaking Current(kA)	8 10
Fault Breaking Current(kA)	36 30
Rated Line Charging Breaking and Closing Current(kA)	31.5
Rated Operation Sequence	0-0.3s-CO-180s-CO
SF6 gas pressure( 20℃ pressure)(Mpa)	0.6
Mechanical Life(times)	6000