CT20 spring operating mechanism applies to app aratu s that ratin g below 12k V/25 kA an d ZW 20A model outdoor vacuum circuit breaker, as well as those VCB with equivalent closing power. The mechanism is of small volume, comp act structure and small input power. The mechanism store energy by motor and manual, and operate by motor and manual.

CT19(B) spring operating mechanism applies to ZN28 series VCB and those of equivalent closin g power. CT19A is a equipment of XGN2-12Z model and GG1A HV switchgear. CT19B is based on CT19A, improved with smaller volume and good service reliability. CT19B model is also applicabl e for oi lless improving on old model switchgear. This mechanism conforms to IE C62271-100& GB/T1984 AC High voltage circuit breaker relevant technical condition and requirement. Energy storage is operated both by dependent manual and motor.Operation can be both button by manpower and electromagnet.

CT23 spring operating mechanism applies to vacuum circuit-breaker that rating below 12kV/25kA, ZW8 model and ZW1 vacuum circuit-breakers and those of equivalent closing power. It conforms to relevant standards in IEC622 71 & GB/T 1984: AC High-voltage vacuum circuit breaker. and IEC standards. The mechanism store energy by electric motor an d manual, and operate by motor and manual.

CT28 spring operating mechanism comply with IEC62271 & GB/T984-A C. HV circuit-breaker, and relevant clauses in GB/T11022.The mechanism store power by dependent manual or motor; switch on and off power by button and electromagnetic power. It is also available with slow operation.

VS1 Spring Operating Mechanism Appiles To indoor three-phase AC 50Hz and Rated Voltage 12kV. This Product Conforms To Standards 0f IEC62271 & GB1984 AC High-voltage circuit breaker JB3855: 3.6-40.5kV indoor AC High-voltage vacuum Circuit Breaker DL403: 10-35kV Indoor HV Vacuum Circuit-breaker Technical Instruction.VS1 limited-purpose Spring Operating Mechanism Can be Mounting Inside handcart And Fixed Switchgear. It Can Service For a Long Time Featuring With easy Maintenance Without Noise, Pollution and explosive danger. It applies to occasions with frequent operation and other rigorous conditions.