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Circuit Breaker (L7)

Circuit Breaker (L7)
Circuit Breaker (L7)

Product Description

L7 provides ground fault protection by monitoring the leakage of current To ground. The L7 will trip when ground faults are detected in excess of the GF trip rating of the RCCB. The product can also detect and trip when there Is a current differential between the live line and neutral line, and therefore Protect people from electric shock, These devices provide GF protection and life protection and are used in seres with standard MCBs which provide Overload and short circuit protection. The L7 can be used as a main device Providing GF and life protection for several MCB branch devices.

Design according toICE1008(EN 61008)
Tripping timeundelayed
 min 10 msdelay
 min 40 msdelay
 with selective disconnecting function.
Rated voltage            230/400V  50Hz
Rated tripping current10.30.100.300.500mA
SensitivityAC and pusating DC
Rated strength10KA,with 80A gl (F7-80 and -863)
6KA crated current 63A with 63A gl
Maximum back-up fuse for                 63A gl
short circuit protection80AgL(F7-80 and -863)
Maximum back-up fuse for45AgL(F7-25 and -40A)
overload  protection40AgL (F7-80A)
Resistance to climatic conditionsaccording to IEC 1008
Degree of protectionbuilt-in switch IP 40
Electrica Life≥4000 operating cycles
Mechanical Life≥20000 operating cycles
  
Company: Yueqing PBC International Trade Co., Ltd.

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