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          The quality of survival, technology and development
          Quality for survival, technology for development
          Circuit breaker
          Circuit breaker
          Circuit breaker

          Scope of application:

          LSKM1L Series residual current circuit breaker(RCCB) is mainly applied to power distribution network of AC50Hz, rated operated voltage up to 400V, rated operate current up to 800A. RCCB has indirect touch protection for human, and protect the device against the fire danger caused by insulation damage and grounding faults.

          The product meets the following standards:

          GB14048.2-2008

          GB/Z6829-2008

          GB13955-2005

          GB/T22710-2008

          Main functions and features:

          u Electronic overcurrent trip and adjustable rated current.

          u Multiple protections such as overload, short circuit delay, etc.

          u Real-time display of current ,voltage and leakage current value.

          u Automatic tracking of leakage and real-time monitoring of leakage current of protected line.

          u Automatic and manual on-off switch.

          u Remote control and bus communication function.

          u Intelligent digital circuit.

          u Wide temperature working range.

          Main Technical parameters:

           

          Specification Type

          LSKM1L-125

          LSKM1L-250

          LSKM1L-400

          LSKM1L-630

          S type

          H type

          S type

          H type

          S type

          H type

          S type

          H type

          Current shell frame(A)

          125

          250

          400

          630

          Extreme number

          3P+N, 4P

          3P+N, 4P

          3P+N, 4P

          3P+N, 4P

          Rated operating voltage

          AC 400 50Hz

          Rated insulation voltage

          AC 800

          Rated impulse withstand voltage

          8000

          Arcing distance

          ≯50

          ≯50

          ≯100

          ≯100

          Ultimate short circuit breaking capacity

          35

          50

          50

          50

          50

          65

          50

          65

          Running short circuit breaking capacity

          25

          35

          35

          50

          35

          50

          35

          50

          Rated residual short-circuit capability

          25% lcu

          Residual current operating characteristics

          AV type

          Rated residual operating current

          50/100/200/300/400/500/600/800 MCU Automatic tracking

          Residual action time characteristics

          Delay type (0.5s 1s 1.5s)

          Delay type limit non-actuating time

          △t ≥0.06 0.2  0.3:2 |△n

          Break time

          0.5s 1s 1.5s

          Automatic reclosing time

          20~60

          Operating performance(time)

          power on

          1500

          1000

          1000

          1000

          Power off

          8500

          7000

          4000

          4000

          Total number

          10000

          8000

          5000

          5000

          Overvoltage protection value

          (220~350) ±5%

          Undervoltage protection value

          (150~220) ±5%

          Joint control delay time

          ≤40ms

          Communication delay time

          ≤200ms



          Product details
          TG网