CT27-I is mainly applied for LW35-126 energized SF6 circuit breaker.

CT27-I is mainly applied for LW35-126 energized SF6 circuit breaker. Main mechanical features: output work is 2300J; opening time is 24-30ms; closing time is 100±20ms; opening speed is 3.6-4.6m/s; closing speed is 2.2-3.1m/s. CT27-II spring operation mechanism is main applied for ZF12-126 3 phase enclosure circuit breaker. Main mechanical features: output work is 2950J; opening time is 28±4ms; closing time is 80±10ms; opening speed is 4.8-5.5m/s; closing speed is 2.5±0.5m/s. CT* series spring operation mechanism is main applied for LW35-252/T3150-50 energized SF6 circuit breaker. Main mechanical features； output work is 3000J; opening time is 28±3 ms; closing time is 100±20ms；opening speed is 8.0±0.5m/s； This series mechanism’ service ambient air temperature is -40~+40℃，altitude≤2000m. it also has the features of advantage technology, simple construction, good reliability, convenient erection and low noise.