EKM1-125DC 10kA DC MCB for DC power distribution system

EKM1-125DC 10kA DC MCB for DC power distribution system

EKM1-125DC series DC miniature circuit breaker (hereinafter referred to as circuit breaker) is suitable for lines with rated current of 125A

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EKM1-125DC 10kA DC MCB for DC power distribution system
EKM1-125DC 10kA DC MCB for DC power distribution system
EKM1-125DC 10kA DC MCB for DC power distribution system

EKM1-125DC 10kA DC MCB for DC power distribution system

Inquire NOW PDF

Product Profile

EKM1-125DC series DC miniature circuit breaker (hereinafter referred to as circuit breaker) is suitable for lines with rated current of 125A and below DC rated voltage of 250V or 500V and 1000V. lt is used for overloading and short-circuit protection of facilities and electrical equipment of DC power distribution system, and can be widely used in electric power, post and telecommunications, communication, industrial and mining enterprises and other industries. This product meets the requirements of IEC60947-2.

 

Advantages
  • Protection functions: overload, short circuit

  • Rated short circuit breaking capacity icu up to 10kA

  • Non-polarity, easy wiring

  • Rated current in up to 125A

  • Rated voltage ue up to 1000V

  • Designed for PV, energy storage and other dc applications

Technical Data

Electrical Features
Rated Current In 80,100,125A
Poles 1P,2P,4P
Rated voltage Ue 1P(250V), 2P(500V), 4P (1000V)
Rated breaking capacity 10.000A
Rated impulse withstands voltage (1.5/50) Uimp 4,000V
Dielectric test voltage at ind. Freq. for 1 min 2kV
Pollution degree 2
Thermo-magnetic release characteristic 8~12
Mechanical Features
Electrical life 4,000 Cycles
Mechanical life 10,000 Cycles
Contact position indicator Yes
Protection degree IP20
Reference temperature for setting of thermal elements 30℃
Ambient temperature (with daily average≤35℃) -5℃~+40℃
Storage temperature -25℃~+70℃
Installation 
Terminal connection type
Cable/Pin-type busbar/U-type busbar
Terminal size top/bottom for cable
50mm² 18-2AWG
Terminal size top/bottom for busbar
50mm² 18-2AWG
Tightening torque
3.5Nm 30In-Ibs
Mounting
On DIN rail EN60715(35mm) by means of fast clip device
Connection Power supply in both directions
Combination with accessories
Auxiliary contact EKM1H-OF
Alarm contact EKM1H-FB

Dimensions

Circuit Diagram

 

 
Overall and Installation Dimension(mm)

 

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