DC MCB Circuit Breaker For Motor Protection With CE CB TUV Certificate

PV installations DC supplementary earth protection MCB circuit breaker with CE CB TUV certificate
PV installations DC supplementary earth protection MCB circuit breaker with CE CB TUV certificate
PV installations DC supplementary earth protection MCB circuit breaker with CE CB TUV certificate
PV installations DC supplementary earth protection MCB circuit breaker with CE CB TUV certificate

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Yueqing Sofielec Electrical Co, Ltd is a professional MCB manufacturer and supplier with more than 20 years of experience in China, the MCBs provided by the factory are in various sizes and grades to meet different applications, aiming to protect the electrical system from overload and short circuit, to ensure the safety of users and prevent damage to electrical equipment, if you want to know the price of miniature circuit breakers, please feel free to contact us.

 

DC Miniature Circuit Breaker Protection Parameter

Categories DC Protection Series Circuit Breaker
Model JB Type
Rated insulation voltage 1000V DC
Breaking capacity 10kA
Impluse voltage 4kV
Electrical connection By the bottom for In and Out
Number of poles 1P 2P 3P 4P
Rated service breaking capacity 100 % of the Icu
Mechanical 20,000 cycles
Degree of pollution 2
Category A (no delay in accordance with IEC / EN 60947-2 st
Tropicalisation Relative humidity: 95 % at 55°C in accordance with
Terms of Payment L/C, Western Union, MoneyGram, T/T, Paypal

DC MCB Circuit Breaker For Motor Protection Meaning and classification models 

Meaning and classification models 

DC MCB Circuit Breaker For Motor Protection Main characteristics

Operating voltage(Ue)

1P=250V DC,2P=500V DC

3P=750V DC,4P=1000V DC

Rated insulation voltage(Ui) 1,000V DC
Breaking capacity(Icu) 10kA
Impulse voltage(Uimp) 4kV
Electrical connection By the bottom for In an Out
Number of poles 1P,2P,3P,4P
Standards

IEC 60947-2

EN 60947-2

Rated service breaking capacity(Ics) 100% of the Icu
Endurance(O-C) Electrical 1,500 cycles(where L/R =ms)
Mechanical 20,000 cycles
Nechnical 20,000cycles
Degree of pollution 2
Category A(on delay in accordance with IEC/EN 60947-2 standards)

Degree of protection

(IEC 60529)

Device in modular

Enclosure

IP40
Trioicallsation

Relative humidity:95% at 55℃ in accordance with

IEC 60068-2 and GB 14048.2 standards

Temperature Operating -25℃ to 70℃
Storage -40℃ to 85℃

 

32 AMP Circuit Breaker Protection Diagrams

Diagrams:1P:250V DC,2P:500V DC,3P:750V DC,4P:1000V DC

DC MCB Circuit Breaker For Motor Protection Dimensions

Dimensions

Connection

Connection

Curve

C curveK curve

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