The 145kV SF6 Circuit Breaker is a robust and efficient high-voltage switching device designed to protect and control electrical power systems in transmission networks. Utilizing sulfur hexafluoride (SF6) gas as an insulating and arc-quenching medium, this circuit breaker delivers exceptional performance, safety, and reliability under demanding grid conditions.
Key Features:
Rated Voltage: 145 kV
Rated Current: Up to 4000 A (customizable)
Short-Circuit Breaking Capacity: Up to 63 kA
Insulation Medium: SF6 gas
Breaking Time: Less than 3 cycles
Operating Mechanism: Spring or hydraulic type
Standards: IEC 62271-100 / ANSI / IEEE compliant
Product Features:
High dielectric strength with SF6 insulation
Reliable arc interruption for fault-free operation
Compact and modular design for flexible installation
Hermetically sealed system prevents gas leakage
Suitable for both outdoor and indoor substations
Applications:
High-voltage transmission substations
Utility grids and power generation facilities
Industrial and infrastructure electrical systems
Built for long service life with minimal maintenance, the 145kV SF6 Circuit Breaker ensures safe, stable, and efficient operation in high-voltage environments.
