EKM11-63DC-MCB
EKM11-63DC-MCB
EKM11-63DC-MCB
EKM11-63DC-MCB
EKM11-63DC-MCB
EKM11-63DC-MCB
EKM11-63DC-MCB

6KA DC MCB for Solar PV system

EKM11-63DC the rated working voltage of DC circuit breakers specially used in photovoltaic can be as high as DC 1000V.

● Standard: IEC60947-2
● Type of trip: Thermo-magnetic
● Rated current: 6~63A
● Rated voltage: 1P(250VDC), 2P(500VDC), 4P(1000VDC)
● Number of poles: 1P,2P,4P
● Rated short-circuit breaking capacity: 6kA
●Magnetic release characteristic: (8-12) x In
● Ambient air temperature: -5...+40 ºC
● Connection: According to the wiring diagram
● Certificates: CE, CB

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6KA DC MCB for Solar PV system

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Porduct Overview

EKM11-63DC Series MCB the rated working voltage of DC circuit breakers specially used in photovoltaic can be as high as DC 1000V. The special arc extinguishing and current limiting system can quickly disconnect the fault current of the DC power distribution system. The photovoltaic module, an important component in solar power system, can avoid damages from high DC reverse current and AC feedback current caused by the inverter failure, ensuring a reliable operation of solar PV system.

Technical parameters

Technical Data

Standard IEC/EN60947-2
Protection Overcurrent and short circuit
Type of trip Thermo-magnetic
No. of poles 1P,2P,4P
Rated currents (In) 6,10,16,20,25,32,40,50,63A
Rated voltage (Ue) 1P(250VDC), 2P(500VDC), 4P(1000VDC)
Rated insulation voltage (Ui) 500V
Rated breaking capacity 6,000A
Rated impulse withstand voltage (1.2/50) Uimp 4kV
Dielectric test voltage at Ind. Freq. for 1 min 3kV
Thermal release characteristic (1.05-1.30) x In
Magnetic release characteristic (8-12) x In
Electrical life 4,000 Cycles
Mechanical life 10,000 Cycles
Contact position indicator Yes
Protection degree IP20
Ambient temperature -5℃ to +40℃, Max. 95% humidity
Terminal connection type Cable/Pin-type busbar/Fork-type busbar
Max. terminal size for cable 25mm2
Max. tightening torque 2.5N.m
Installation Mounting on 35mm DIN rail
Connection According to the wiring diagram

Dimensions

Circuit Diagram

Installation size

Download Files

Porduct Overview

EKM11-63DC Series MCB the rated working voltage of DC circuit breakers specially used in photovoltaic can be as high as DC 1000V. The special arc extinguishing and current limiting system can quickly disconnect the fault current of the DC power distribution system. The photovoltaic module, an important component in solar power system, can avoid damages from high DC reverse current and AC feedback current caused by the inverter failure, ensuring a reliable operation of solar PV system.

Technical parameters

Download Files

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