CT19A的，CT19类型春季的运作机制

CT19 type mechanism can be used for ZN28 series HV withdrawable vacuum circuit breaker and other vacuum circuit breakers which have that of equivalent closing power. CT19B(A) type mechanism can be used for ZN28 series HV fixed type vacuum circuit breaker and other types which have that of equirvalent closing power. The characteristic and property of CT19 type and CT19B(A) type spring operating mechanism conform to standard GB1984 AC HV VACUUM CIRCUIT BREAKER and product requirements TECHNOLOGY CONDITION , each specification can meet or exceed relative IEC standard. There are two charging ways : charged by motor or by manual; Three opening operations available: :opening electromagnetic operation, over-current tripping electromagnetitc operation (optional) and pressbutton operation by manual; Two closing operations available:closing electromagnetic operation and pressbutton operation by manual.