Basic Info.
Installation
Indoor High-voltage
Movement Mode
Vertical Rotary Type
Number of Poles
Three Pole
Switching Mode
Single Throw-in
Structure of Operating
Electric
Certification
ISO, GS, RoHS, CE, IS9001, ISO9001, ISO9002, ISO2000
Transport Package
Standard Export Package
Specification
600*1400*2400mm
Production Capacity
5000PCS/Year
Packaging & Delivery
Package Size
60.00cm * 140.00cm * 240.00cm
Package Gross Weight
1150.000kg
Product Description
Important Features
- XGN55-27.5 GIS has independent intellectual property rights, owns two inventions, four practical new-type patents.
- XGN55-27.5 GIS designs refer to GB3906, TB/T2803 and EN standard etc, and has completed all type tests.
- Using SF6 gas insulated and vacuum interrupter technology and touching-type solid interface insulated voltage transformer and surge arrester. The design is modular with high degree of integration and miniaturization.
- The life of three position switch can be up to 10000 times.
- All high voltage components are sealed in a low pressure SF6 gas filled stainless steel cabinets with laser cutting and laser welding technology to ensure excellent tightness.
- The switchgear has the advantage of high reliability, economical and practical, flexible combination, few maintenance.
- The switchgear is safe and can be used at different conditions of different altitudes, temperature, humidity, and pollution and condensation site.
- According to the special requirements of passenger dedicated line, the switchgear can be run 20 minutes at least when the current is up to 4000A.
Technical Specification: XGN55-27.5 Gas Insulated Switchgear for Railway Use
| Item |
Unit |
Data |
| Rated Voltage |
KV |
1X27.5 2X27.5 |
| Maximum Voltage |
KV |
1X31.5 2X31.5 |
| Rated Frequency |
Hz |
50 |
| Rated Power Frequency Withstand Voltage |
To Earth |
KV |
110 |
| Between Poles |
150 |
| Isolation Across |
120 |
| Lighting Impulse Withstand Voltage |
To Earth |
KV |
250 |
| Between Poles |
225 |
| Isolation Across |
275 |
| 5min Power Frequency Withstand Voltage (Zero In Voltmeter) |
To Earth |
|
95 |
| Between Poles |
|
140 |
| Isolation Across |
|
118 |
| Rated Current |
A |
1250-3150 |
| Rated Short Time Withstand Current (4s) |
KA |
31.5 |
| 20 Min Maximum Current |
A |
4000 |
| Rated Peak Withstand Current |
KA |
80 |
| Insulated Gas Type |
|
SF6 |
| Leakage Rate/Year |
|
<0.5% |
| Moisture Content Of SF6 Gas (At 20℃) |
ppm |
<250 |
| Degree Of Protection |
Gas Compartment |
|
IP66 |
| LC Compartment |
|
IP54 |
| Dimension (W×H×D) |
mm |
600(800)X2400X1500-1870 |
Workshops & Production Lines
Typical Projects
Subway Industry
Shenzhen Metro, Changsha Metro, Nanning Metro, Foshan Metro, Shijiazhuang Metro, Hefei Metro, Xi'an Metro, Chengdu Metro, Nanjing Metro, Chongqing Metro, Tianjin Metro, Changzhou Metro, Xuzhou Metro, Suzhou Metro, etc.
Petrochemical Industry
Jiangsu Hengli Chemical Fiber, Jiangsu Jurong Petrochemical, Hengli Petrochemical, Juxian Synthetic Materials, Juhua Group, Qinghai Salt Lake Haina Chemical Industry, Tianjin Bohai Chemical Industry, Tianjin Bohua Chemical Industry, etc.
Power Grid - Thermal Power Plant
Harbin Thermal Power, Tianjin Junliangcheng Power Generation, Jiangxi Jingdezhen Power Generation, Guizhou Panxian Power Plant, Tianjin Wuqing Thermal Power, Jiangsu Qinli Thermal Power, Tianjin Dagang Power Plant, etc.
Power Grid - Other Power Plants (wind, hydro, PV)
Weng'an 110kV Yinzhan Substation, Naqu High Altitude Test Wind Power Plant in Tibet, Qinxi 220kV Substation, Ningxia Datang International 100MW Wind Farm, China Resources Guangxi Cangwu Liubao Phase I 50MW Wind Power, Qianzhi Changji Mulei Laojunmiao Wind Farm 150MW, Nanchuan Phase II Wind Power, Dongdongtan 50MW Photovoltaic Power Generation, etc.
Metallurgy Industry
China National Nonferrous Metals Construction Group, Beijing Iron and Steel Group, Baosteel, Nanjing Iron and Steel, Shanghai Meishan Iron and Steel, Jinan Iron and Steel, Northeast Special Steel, Zhongtian Iron and Steel, Jiuquan Iron and Steel, etc.
Cement Industry
Anhui Conch, Binhai Renzhou Cement, TCC, Guangan Changxing Cement
Overseas Projects
Indonesia, Sudan, Zambia, Ethiopia, Myanmar, Russia, Kuwait, Malaysia, Iraq, Cambodia, Mozambique, Vietnam, Japan, Pakistan, Laos, Philippines, Montenegro, South Africa, Cuba, Yemen, Ghana, Senegal, Congo, Mexico, etc.
Trade Details
| Item |
Details |
| Trade Terms |
FOB / CIF / EXW (Negotiable) |
| Payment Terms |
T/T 30% deposit, 70% before shipment (Negotiable) |
| Currency |
USD / EUR / CNY |
| Delivery Time |
10-30 days after deposit |
| Port of Loading |
Shanghai / Ningbo / Tianjin |
| Packing |
Standard Export Wooden Case / Pallet |
| MOQ |
1 Unit (Subject to product type) |
| Warranty |
12-24 Months (Depending on product) |
| OEM/ODM Service |
Available |
| Certification |
ISO / CE / Type Test (per product type) |
| After-sales Support |
Online technical guidance, spare parts available |
Frequently Asked Questions
What are the primary applications for the XGN55-27.5 Gas Insulated Switchgear?
This model is specifically designed for indoor high-voltage use in railway systems. It is also widely applied in urban subways, city trams, and various high-voltage power transmission systems.
What is the insulation medium and technology used in this equipment?
The switchgear uses SF6 gas for insulation and vacuum interrupter technology, combined with a touching-type solid interface insulated voltage transformer and surge arrester.
What is the mechanical operation life of the switchgear?
The mechanical service life of the three-position switch inside the unit can perform reliably up to 10,000 times.
How is the protection degree graded for different compartments?
The gas compartment is highly secured and graded at IP66 protection, while the LC (low voltage control) compartment is graded at IP54.
What are the key trade, payment terms, and typical delivery times?
We support negotiable terms including FOB, CIF, and EXW. Payment is commonly structured as a 30% T/T deposit and 70% balance before shipment. Delivery usually occurs within 10 to 30 days post-deposit.
Do you support custom OEM or ODM requirements?
Yes, OEM/ODM services are fully available depending on specific engineering projects and customer design demands.
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