SF6 gas-insulated circuit breaker LW55-363 / Y5000-63

dead-tankautomaticdistribution

　　LW55 Series of SF6 Dead Tank Circuit Breaker, including LW55-252, LW55-363, LW55-550 and LW55-800, are used for making and breaking normal current, fault current and switching lines to realize the control, measurement and protection of power system. 　　With the advantages of excellent breaking performance, reliable mechanical properties, advanced tightness technology, high design parameters, the whole structure of circuit breaker is compact, with stable and reliable performance and long endurance. 　　1 The circuit breaker is of strong breaking capacity, long electrical endurance. 　　2 LW55 Series have excellent antiseismic and antipollution capacities, which make it suitable for those polluted places and higher elevation areas. 　　3 The oil pressure in hydraulic mechanism is automatic controlled and it can’t be affected by the temperature. 　　4 There are almost no external pipe for this new type of hydraulic operating mechanism, the possibility of oil leakage is reduced. 　　●Technical Parameters