Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker

Product Details
Customization: Available
Breaking Capacity: High Voltage Circuit Breakers
Operation: Electric Type
Manufacturer/Factory, Trading Company
Diamond Member Since 2024

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  • Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
  • Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
  • Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
  • Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
  • Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
  • Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
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  • Overview
  • Company Profile
  • Product Description
  • Service Environment
  • Product Parameters
  • Customer Case
  • Packaging & Shipping
  • Certifications
Overview

Basic Info.

Model NO.
LW25-126
Arc-extinguishing Medium
SF6
Installation
Fixed
Structure
ACB
Poles Number
3
Type
Circuit Breaker
Function
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
Certification
ISO9001-2000, CCC
Rated Voltage
126kv
Rated Current
3150A
Rated Frequency
50Hz
Customization
Acceptable
Language
Chinese, English, Russian
Loading Port
It Depends
Transport Package
Wooden Case or Others
Specification
Designed According to Supplier Specifications
Trademark
HZEC
Origin
China
Production Capacity
300000sets/Year

Product Description

Company Profile

Henan Energy Electric Equipment Co., Ltd. was established in 2011 and is an excellent and reliable power equipment manufacturer in China. The company mainly develops and produces oil-immersed transformers, dry-type transformers, box-type substations, high-voltage switches, and medium and low voltage complete sets of equipment. The equipment put into production and operation of the project advocates energy saving, intelligence, informatization, and mechanization. The company has established the Henan Triangle Energy-saving Transformer Engineering Technology Research Center, with 71 utility model patents and 15 invention patents. With years of accumulation in the transformer industry and strong technological innovation capabilities, HZEC products are sold to the Middle East, North America, South America, Europe, Southeast Asia, Africa, and other regions, covering more than 40 countries.
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker

Product Description
LW25-126 type outdoor self-energized high-voltage sulfur hexafluoride circuit breaker is suitable for AC 50Hz(60Hz)126kV power system, is the power system control and protection equipment, can also be used as a contact circuit breaker. The circuit breaker meets the requirements of GB1984-2003, IEC62271-100-2001 and "LW25-126 self-energizers Circuit breaker Technical Conditions". The circuit breaker uses SF gas as insulation and arc extinguishing medium, adopts self-energy arc extinguishing principle, and uses a new type spring operating mechanism, which has the characteristics of strong breaking ability, small operation power and high reliability.
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
 
Service Environment

1. Outdoor;
2. Ambient air temperature :-25ºC~+40ºC (special requirement: -40ºC~+40ºC);
3. Altitude: does not exceed 3000m;
4. Relative humidity: the daily average is not more than 95%, the monthly average is not more than 90%;
5. The magnitude of the earthquake was no more than 8 degrees;
6. No fire, explosion, serious pollution, chemical corrosion and violent vibration.
7. Natural wind speed no more than 34m/s.

Product Parameters
 
No. Item Unit Data
LW25-126W/T3150-40 LW25-126W/T3150-31.5(H)
  Service environment   Normal Alpine region
1 Rated voltage KV


 
110/126/145
2 Rated power frequency withstand voltage (1min) 230
303
3 Rated lightning impulse withstand voltage  550
653
4 Power frequency under zero gauge pressure of SF6(5min) 95
5 Rated frequency Hz 50(60)
6 Rated current A 3150
7 First pole factor   1.5
8 Rated peak withstand current KA 100  
9 Rated short-circuit breaking current 40 31.5
10 Rated pull-out breaking current 10 8
11 Rated short-time withstand current 40 31.5
12 Rated short-circuit CO current 100 80
13 Rated operational sequence   O-0.3s-CO-180s-CO
14 First pole factor   1.5  
15 Opening time ms 30±3  
16 Closing time 75±8  
17 Main circuit resistance ≤65
18 Rated SF6 gas pressure (20ºC gauge pressure) MPa 0.6 0.45
19 Alarm/lowest function pressure (20ºC gauge pressure) 0.55±0.015/0.50±0.015 0.40±0.015/0.34±0.015
20 SF6 gas annual leakage percent   ≤0.5%
21 SF6 gas moisture content(V/V) u L/L ≤150
22 Mechanical life Time 6000 or 10000
23 SF6 gas weight Kg
 
8
24 Breaker weight 1700

 

Customer Case
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
 
Packaging & Shipping
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker
Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker

After-sales Service
1.Our company provides you with project design and process design, and designs and manufactures products according to your equipment purchase plan and specific needs. And train technical and operating personnel for you.
2.The newly purchased products are provided with online assistance for installation and debugging. The products are under the lifelong service system. If problems occur in normal use, we will provide solutions within one working day after receiving user's feedback. We will try our best to get the product up and running as soon as possible. And there are regular visits by professional technicians to ensure the long-term, safe and reliable use of our products.
3.We use quality authentic materials, process and manufacture in strict compliance with ISO9001:2000 international quality management to ensure the quality of excellence and the smooth installation!

Certifications
 

Power System Protection and Control High Voltage Equipment Sf6 Circuit Breaker

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