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Location:Home > Products > Distribution Electrical > Mini Circuit Breaker / MCB > DZ47-63B Circuit Breaker

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Circuit Breaker
DC12V/DC24V/DC36V/DC48V DC60V/DC72V/DC96V/DC110V DC12-120V 6A/10A/16A/20A/25A/32A/40A/50A/63A B Curve
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    Product Introduction

    DZ47-63 (B) DC circuit breaker, specially used for electric vehicles, motorcycles, lighting circuits, switching power supplies, UPS power supplies, security monitoring circuits and other places, unipolar rated voltage DC 12V-120V, rated current up to 63A It has overload and short-circuit protection in the line, and can also be used for infrequent on-off electrical devices under normal conditions.

    This product complies with GB10963.2 and IEC60947-2 standards.


    Model Meaning


    Protections and Functions

    Short circuit protection

    Overload protection 

    (overcurrent protection)

    Isolation function

    Auxiliary control function


    Technical Parameters

    Rated current In: 1A、2A、3A、4A、5A、6A、10A、16A、20A、25A、32A、40A、50A、63A;

    Rated working voltage U: DC12~120V, DC12V/DC24V/

    DC36V/DC48V/DC60V/DC72V/DC96V/DC110V etc;

    Rated short-circuit breaking capacity Icn: 4.5kA;

    Rated impulse withstand voltage Uimp (1.2/50): 4KV;

    Number of poles: 1P single pole, 2P double pole;

    Trip form: thermal magnetic trip;

    Tripping characteristics: B type (3ln~5ln);

    Current limiting level: 3;

    Ambient working temperature: -30℃~70℃;

    IP grade: IP20;

    Pollution level: 2;

    Installation: where there is no significant vibration and shock, tunnel wiringTerminal, can be easily installed on TH35-7.5 type DIN standard rail;

    Installation torque: 1~32A: 2.5N, 40~63A: 3.5N;

    Mechanical and electrical life:

    a. Electrical life: not less than 8000 times;

    b. Mechanical life: not less than 10,000 times;

    Compliant with the standard: GB10963.2/IEC60947-2;

    Compliance certification:  CE;

    Application place:

    It is used in DC power power system, electric propulsion system, photovoltaic power system (photovoltaic combiner box) and other places.


    1. DZ47-63B Datasheet

    PDF file (click to view)

    2. Wiring introduction

    PDF file (click to view)
    Video (click to view)