XGN75B-12KV C-GIS Indoor Green Gas Insulation Metal-clad Switchgear Made in China - Suppliers and Manufacturers

Product Description

1.Product Introduction

XGN75B-12KV C-GIS Indoor Green Gas Insulation Metal-clad Switchgear (hereafter referred to as “GIS”) is a new generation switchgear, main switch does not only use in permanent magnetic mechanism vacuum breaker but also use in a spring mechanism vacuum circuit breaker, the whole switchgear consists of air insulation part and SF6 bay, it is either compact or extensible, and suitable for distribution automation.

2. Product Parameter (Specification) of XGN75B-12KV C-GIS Indoor Green Gas Insulation Metal-clad Switchgear

Name		Unit	Parameters
Rated Voltage		kV	12
Rated Current	Main Busbar	A	630 1250 2000 2500
Rated Current	Branch Busbar		5～1250
Rated Frequency		Hz	50
Rated Power Frequency Withstand Voltage(1min)	Between phases, phase to earth	kV	42
Rated Power Frequency Withstand Voltage(1min)	Across the open gap		49
Rated Lightning Impulse Withstand Voltage	Between phases, phase to earth		75
Rated Lightning Impulse Withstand Voltage	Across the open gap		85
Rated Short-circuit Breaking Current		kA	20 31.5 40
Rated Short-time Withstand Current (4s)		kA	20/4 31.5/4 40/4
Rated Peak Withstand Current		kA	50 80 100
Rated Short-circuit Making Current		kA	50 80 100
Protection Class			Gas Filled Enclosure IP67, LV Enclosure IP4
Enclosure Dimension(WidthDepthHeight)		mm	500x1000x1850
Mechanical Life	Permanent Magnet Circuit Breaker	Times	20000
Mechanical Life	Disconnector		5000
SF6 Gas Rated Inflation Pressure (Gage pressure for 20℃)		Mpa	0.04
SF6 Gas Minimum Inflation Pressure (Gage pressure for 20℃)		Mpa	0.03
SF6 Annual Gas Leakage Rate		％	≤1

3. Product Feature

XGN75B-12KV C-GIS Indoor Green Gas Insulation Metal-clad Switchgear has the advantages of compact structure, flexible operation, and reliable interlocking, etc. Satisfactory technical schemes can be provided to meet the requirements on different application sites (especially those places with poor environment) from users. Application of sensor technique and the latest protective relay plus advanced technical performance and flexible assemble scheme make an firm foundation for satisfaction of different requirements from user.