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SF₆ Gas-Insulated Circuit Breakers

24–36 kV
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Applications

EFG brand SF₆ gas-insulated disconnectors are used in high-voltage distribution systems to open and close circuits when they are de-energized and to isolate different sections of a facility from one another. 

  • High-voltage air-insulated switchgear
  • Substations
  • Electric power distribution systems
  • High-voltage switchgear systems
  • Industrial facilities
  • Power generation and distribution facilities
  • Circuit sectioning applications during maintenance and operation

Benefits

  • Circuit isolation capability in high-voltage systems
  • 24 kV and 36 kV product options
  • 630 A rated current
  • SF₆-gas-insulated, hermetically sealed pressure-resistant construction
  • Designed to require no SF₆ gas replenishment for 30 years
  • Integration into modular cells
  • Short-circuit current resistance
  • Contributes to safe compartmentalization during maintenance and operation
  • Design compliant with the TS EN 62271-102 standard

Technical Specifications

Feature ACBS36 ACBS24
Rated Voltage 36 kV 24 kV
Insulation Voltage 70 kV 50 kV
Lightning Impulse Withstand Voltage 170 kV 125 kV
Rated Current 630–1250 A 630–1,250 A
Rated Frequency 50 Hz 50 Hz
Short-Circuit Withstand Capacity 16–20 kA 16–20 kA
Peak Withstand Current 40 kA 40 kA
Short-Circuit Duration 1 sec. 1 sec.
Class E3, M1 E3, M1
Applicable Standard TS EN 62271-102 TS EN 62271-102
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