HM231D-C63/ HM232D-C63/ HM233D-63/ HM234D-C63 DC Miniature Circuit Breaker

This DC MCB Was designed for direct current(DC) control circuit applications,used for short -circuit and over-current protection within appliances or electrical equipment. It provide optimization products for DC system applications such as. 1. In large capacity, high voltage power system or power plants,DC system offer steady power supply for relay protection, operation control, signal and emergency lighting audio equipment .Mini dc circuit breaker will guarantee the safty of the power system. 2. PV,EPS,UPS Power system 3. Special Rapid analysis DC circuit breaker is important for rail transit and electrocar. 4. In Marine power system,Dc circuit breaker is one of the most important components to ensure the safety of power supply system and electrical equipment of ships.

Products Details

This DC MCB Was designed for direct current(DC) control circuit applications,used for short -circuit and over-current protection within appliances or electrical equipment. It provide optimization products for DC system applications such as. 1. In large capacity, high voltage power system or power plants,DC system offer steady power supply for relay protection, operation control, signal and emergency lighting audio equipment .Mini dc circuit breaker will guarantee the safty of the power system. 2. PV,EPS,UPS Power system 3. Special Rapid analysis DC circuit breaker is important for rail transit and electrocar. 4. In Marine power system,Dc circuit breaker is one of the most important components to ensure the safety of power supply system and electrical equipment of ships.
■ Protection against both overload and short circuit
■ High short-circuit capacity
■ Contact position indication
■ Applicable to terminal and pin/fork type busbar connection
■ Easy mounting onto 35mm DIN rail
Electrical characteristics
Pole No. 1P ,2P 3P 4P
Rated voltage DC48V 110V,220V250V400V500V630V800V1000V
Rated current (A) 1, 2, 3, 4, 6, 10, 13, 16, 20, 25, 32, 40, 50, 63
According to IEC/EN 61008-1
Tripping curve BC
Rated short-circuit capacity (Icn) 10kA
Rated frequency 50/60Hz
Energy limiting class 3
Rated impulse withstand voltage 6.2kV
Electro-mechanical endurance 6000
Contact position indication
Connection terminal □ Screw terminal □ Pillar terminal with clamp
Connection capacity Rigid conductor up to 25mm²
Fastening torque 2.0Nm
Installation □ On symmetrical DIN rail 35mm □ Panel mounting
Model: HM231(D)-C63
 
H M 23 1 (D) C 63
CODE MCB (M:MCB; O:RCBO; C:Contactor; B:RCCB; D:Switch-disconnector) Design NO. Poles (1: 1P; 2:2P; 3: 3P; 4:4P) DC MCB Tripping curve (B、C、D) Rated current (6A-63A)

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