Circuit Breaker

Residual Current Circuit Breaker with Overcurrent Protection




  • DZ47L-63E residual current circuit breaker simply fits onto the right hand side of any DZ47 miniature circuit breaker which forms DZ47LE to provide a high level of protection against earth leakage fauls in addition to the overload and over current protection by the MCB alone.
  • Standard: GB16916, IEC61008


  • Our products have the guarantee period of 36 calendar months,that is a high quality and reliability;
  • Our products have an excellent ratio between price and quality ,you can possess them by competitive price and high quality;
  • The fast and flexible production form aim at the customer require;
  • The deliveries exactly in accordance with customer orders
  • The fast transportation.
  • Adopt electromagnetic style release , can play a leak electricity and electric shock protecting role while breaking in zero Line.

Construction Features:

  • Measuring component and buckling component of products is located between enter line end and entrance line end ;
  • Movement characteristic of products can not be changed with outside mechanical tool ;
  • The operating organization has the free function to take off and buckle;
  • Operate part can not be taken down from the shell outer of products , the shell can not influence the operating organization to work , the accessory group which replace the feelers pressure, should guarantee the feelers pressure does not change while running.

Normal operation and mounting requirement

  • Circumstance temperature -5°C ~ +40°C, average temperature within 24h not exceeding +35°C.
  • Altitude above sea level less than 2000 m.
  • Humidity not exceeding 50% at 40°C and not exceeding 90% at 25°C.
  • Installation class II or III.
  • Pollution class 2.
  • Installation method DIN Rail mounting type.
  • The external magnetism shall not be more than 5 times of terrestrial one.
  • Product shall be installed at the place where there shall be no severe impact and vibration.
  • Product shall be vertically mounted onto standard Din rail 35mm.

Technical Data

Type DZ47L-63E
Number of poles 2P, 4P
Rated Current(In) 25, 32, 40, 63A
Rated Voltage(Un) AC 2P: 230/240V 4P: 400/415V
Residual operating current scope 0.5I△n~I△n
Residual current off-time ≤0.3s
Type A, AC
Ultimate short-circuit breaking capacity (Inc) 3000A
Endurance ≥4000
Terminal protection IP20


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LANGIR Electric Company reserves the right to modify or cancel the relevant parameters of this website does not advance notice. If in doubt, please contact customer service hotline.