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Beijing Qingchang power Technology Co.,Ltd
Beijing Qingchang power Technology Co.,Ltd
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24kV Eco Friendly Gas Insulated Metal Enclosed Switchgear C-GIS

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Beijing Qingchang power Technology Co.,Ltd

City: beijing

Province/State:beijing

Country/Region:china

Tel:010-82899533--82893776

Contact Person:
Miss.
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24kV Eco Friendly Gas Insulated Metal Enclosed Switchgear C-GIS

Place of Origin China
Brand Name Qingchang
Insulation method gas insulated
voltage level 24kV
Detailed Product Description

Typical primary plan

 

An optional solution with a rated short-time breaking current of 1250A and a rated current of 25kA:

An optional solution with a rated short-time breaking current of 1250A and a rated current of 31.5kA:

An optional solution with a rated short-time breaking current of 2500A and a rated current of 31.5kA:

An optional solution with a rated short-time breaking current of 3150A and a rated current of 40kA:

 

Rated Parameters

 

 

S/NItemUnitParameter
1Rated voltagekV24
2Rated currentA630,1250,2500,3150,4000
3Rated frequencyHz50/60
4Rated power
frequency withstand
voltage(1min)
Phase-to-phase and
Phase-to-earth
kV65
Across isolating distancekV79
5Rated lightning
impulse voltage
(1.2/50ms)
Phase-to-phase and
Phase-to-earth
kV125
Across isolating distancekV145
6Main circuit temperature riseA1.1*Ir
7Rated short-time breaking currentkA25,31.5,40
8Rated short-circuit closing currentkA63,80,100
9Rated short circuit durations4
10Rated short-time withstand currentkA25,31.5,40
11Rated peak withstand currentkA63,80,100
12Electrical life rating/E2
13Dryair Rated pressure(20)MPa0.07
14Annual gas leakage rate%≤0.01
15Gas tank protection degree/IP67
16Shell protection degree/IP4X
17Mechanical life of circuit breakerstimes10000
18Mechanical life of the disconnecting switchtimes3000
19Grounding switch mechanical lifetimes3000

 

 

 

Product Overview

 

The QCX E environmentally friendly gas-insulated metal-enclosed switchgear (C-GIS) is an environmentally friendly C-GIS product independently developed by Beijing Qingchang. The design adheres to environmentally friendly and green concepts, using dry air as the insulating gas. The voltage rating covers 10-35 kV, with currents ranging from 630 to 3150 A, and a rated breaking current of 25–40 kA. The equipment offers extremely high safety and reliability, ensuring the continuous and stable operation of power systems and the personal safety of operators. It also features a user-friendly interface, making it easy for on-site operators to use.
The QCX E-series switchgear adopts modern and innovative switchgear design concepts, with multiple functional modules available for selection. Commonly used functional modules include V, V-PT, V-G bus tie, and M metering, among others. Other modules can be customised according to the requirements of the primary system diagram when needed. These functional modules can be installed on-site.

 

 

Product Features

 

Flexible Combination

This product is designed with eco-friendly gas/SF6  universal solution, safe and reliable, meeting market demand.

 

Maintenance Free

The high-voltage conductor is completely sealed, with incoming and outgoing lines through insulating bushings, maintenance-free for the life cycle.

 

Miniaturization

Compact structure, reducing the footprint by about half compared to traditional switchgear.

 

Wide Application

It can be used in high-altitude and humid coastal areas.

Product Tags: 24kV enclosed electrical switchgear   C-GIS enclosed electrical switchgear   IP67 metal enclosed interrupter switchgear  
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