Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System

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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  • Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
  • Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
  • Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
  • Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
  • Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
  • Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
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  • Overview
  • Company Profile
  • Product Description
  • Service Environment
  • Product Parameters
  • Customer Case
  • Packaging & Shipping
  • Certifications
Overview

Basic Info.

Model NO.
LN2-40.5
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
252kv
Rated Current
4000A 5000A
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.
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System

Product Description
35KV indoor sulfur hexafluoride circuit breaker LN2-40.5 is an indoor device in AC 50Hz three-phase system. It can be used to protect and control electrical equipment in industrial and mining enterprises, power plants and substations. And can be used in frequent places, can also be used as a connection to the circuit breaker capacitor bank circuit breaker. LN2-35I, II, III models are equipped with CT19 spring operating mechanism (AC, DC dual-use) or CD 320 electromagnetic operating mechanism.Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
Service Environment

1. Indoor;
2. Ambient air temperature :-10ºC~+50ºC;
3. Altitude: does not exceed 1000m;
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.

Product Parameters
No.
 
Item
 
Unit Data
LN2-35 I/1250-20 LN2-35 II/1250-25 LN2-35 III/1600-31.5
1 Max. working voltage KV

 
40.5
2 Rated voltage 35
3 Rated power frequency withstand voltage (1min) 95
 
4 Rated lightning impulse withstand voltage  185
 
5 Rated frequency Hz 50(60)
6 Rated current A 1250 1250 1600
7 Rated peak withstand current KA 40 63 63
8 Rated short-circuit breaking current 20 25 31.5
9 Rated pull-out breaking current 4                                6.3                              6.3
10 Rated short-time withstand current 16 25 25
11 Rated operational sequence   O-0.3s-CO-180s-CO
12 Rated short-circuit duration s 4
13 Accumulated breaking time under rated current Time 2000
14 Motor voltage V DC220(AC220)
15 Rated SF6 gas pressure (20ºC gauge pressure) MPa 0.65
16 Locking pressure (20ºC gauge pressure) 0.59
17 SF6 gas annual leakage percent   ≤1%
18 SF6 gas moisture content(V/V) u L/L ≤150
19 SF6 gas weight Kg
 
1.5
20 Breaker weight 130/135
 
 
Customer Case
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
 
Packaging & Shipping
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System
Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System

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
 

Indoor 40.5kv Sf6 Circuit Breaker for Three Phase AC Power System

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