DZ47sZ DC Plastic Case Circuit Breaker

DZ47sZ DC Plastic Case Circuit Breaker


Product Introduction

DZ47sZ small DC circuit breaker is used for overload protection, short circuit protection and infrequent conversion of DC lines or equipment in the Pilot series of terminal products. And it can be widely used in communication power supply, new energy charging pile, electric power system, DC power supply, rail transportation, ships and metallurgy and many other fields.

Product Details


DZ47sZ small DC circuit breaker is used for overload protection, short circuit protection and infrequent conversion of DC lines or equipment in the Pilot series of terminal products. And it can be widely used in communication power supply, new energy charging pile, electric power system, DC power supply, rail transportation, ships and metallurgy and many other fields.

Shape and mounting dimensions


Wiring Diagram

Technical Parameters

Electrical Characteristics

Rated insulation voltageU (V) 500 
Maximum working voltageUe (V) 1P DC250V
2P/3P DC500V
Rated short-circuit capacitylcn (kA)
Rated shock withstand voltage Uimp(1.2/50) (kV)
Dielectric test voltage 2kV (50/60Hz, 1min)
Isolation function have

 

Contamination level
Forms of decoupling thermal magnetic detachment
Thermal Magnetic Decoupling Characteristics B-curve Protecting loads with low short-circuit currents
Tripping characteristics: Instantaneous tripping range (4.4-6.6)In
C-curve Protects conventional loads and distribution cables
Tripping characteristics: Instantaneous tripping range (6.8~10.2)In
Electrical and Mechanical Accessories  

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DZ47sZ DC Plastic Case Circuit Breaker

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