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Gas-Insulated Substations

Home > HV/MV Equipment > Gas-Insulated Substations > GIS

  
T210
Gas-Insulated Substations up to 800 kV

GE's T210 GIS is a field-proven solution with high availability that meets the challenges of networks up to 800 kV for power generation, transmission, distribution, tertiary and heavy industry applications. The T210 is one of the most compact GIS solutions available at 800 kV with a footprint 65% below the market average. It is comprised of small, light components making it easy to handle.

The T210 is environmentally friendly and features one of the lowest gas weights on the market along with an advanced SF6 sealing system. Full digital monitoring control and protection capabilities enable smart grid integration.

Building on GE's GIS experience of more than 50 years, the T210 provides high availability and current transformers outside SF6.

Characteristics
Specifications

Customer Benefits

Customer Benefits


Main Characteristics

Environment friendliness

  • Lowest gas weight on the market
  • First-in-class SF6 sealing system

High availability

  • Design grounded by 50 years of experience
  • Current transformers outside SF6

Low costs of land and civil works

  • Most compact GIS: footprint 65% below market average

 

Shortest site works

  • Light and small components, easy to handle

Smart grid features

  • full-digital monitoring, control and protection

Specifications

General ratings
Reference electrotechnical standards IEEE/IEC
Voltages 765/800 kV
Withstand voltages
- Short-duration power-frequency, phase-to-earth / across isolating distance 960/1270 kV
- Switching impulse, phase-to-earth / across open switching device 1550/1200 (+653) kVp
- Lightning impulse, phase-to-earth / across isolating distance 2100 /2100 (+460) kVp
Continuous current 5000 A
Short-time withstand current 50 kA
Peak withstand current 125 kAp
Circuit-breaker ratings
First-pole-to-clear factor 1.3
Short-circuit breaking current 50 kA
Short-circuit making current 125 kAp
Breaking time <45ms
Pre-insertion resistor rating >340 Ω
Mechanical endurance M2 class
Disconnector ratings
Bus-transfer current switching capability 1600/40 (3200/300 option) A/V
Mechanical endurance M2 class