Dc High Voltage Fixed Molded Case Circuit Breaker
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Dc High Voltage Fixed Molded Case Circuit Breaker

Introducing our top-of-the-line DC MCCB, a professional-grade circuit breaker designed specifically for photovoltaic and energy storage systems. With its advanced features and robust construction, this product is the ideal choice for ensuring the safety and efficiency of your solar and storage installations.

Our DC MCCB is engineered to meet the highest industry standards, providing reliable and long-lasting protection for your valuable equipment. Its high breaking capacity allows for seamless operation and swift interruption of electrical currents, safeguarding your system against overloads and short circuits.

Designed with precision, this circuit breaker offers seamless integration into your PV and energy storage systems. Its user-friendly interface and intuitive controls make installation and operation a breeze, ensuring a hassle-free experience for both professionals and end-users.

With its ability to handle high voltage and current levels, our DC MCCB guarantees optimal performance and protection, even in demanding environments. Its sturdy construction and durable materials ensure longevity and reliability, making it a cost-effective choice for your solar and storage projects.

Invest in the best with our DC MCCB, the go-to solution for high segment circuit breaking in photovoltaic and energy storage systems. Trust in its professional-grade quality, unmatched performance, and exceptional safety features to keep your installations running smoothly and efficiently.

Choose our DC MCCB and experience the peace of mind that comes with a reliable and top-quality circuit breaker. Upgrade your photovoltaic and energy storage systems today to ensure maximum safety and efficiency.
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  • SRM3DC-400HU



Rated current In(A):225A 250A 315A 350A 400A

Rated working voltage:DC250/500/750/1000/1250/1500


Breaking capacity:65  35   15

Rated insulation voltage Ui:DC1500V

Rated impulse withstand voltage Uimp:12KV

Wiring mode:Up incoming and Down outcoming, Down incoming and Up outcoming

Mechanical life(Total times):10000

Electrical life(Total times):1000 1000 700 500

Quality certificate:CCC CE TUV Certificate

The Standard of 2P DC1500V 400A molded breaker

SRM3(DC)-(HU) series AC/DC molded case circuit breaker meet the following standards.

IEC 60947-1 GB/T 14048.1 General Provisions

IEC 60947-2 GB/T 14048.2 circuit breaker

USE and Maintenance

Various characteristics and accessories of the circuit breaker shall be fixed by the manufacturer and shall not be adjusted in the use. Under the compliance with custody and use conditions, from the date of 24 months from the manufacturer delivery and in the situation of the circuit breaker intact seals, if the product is damaged or not used normally due to manufacturing quality problems, the manufacturer shall be responsible for the replacement and repair without charge.

Applied Environment

1. The altitude is not higher than 2,000m

2. It is resistant to damp air(three-proof type)

3. It is resistant to the influence of salt fog and oil fog(three-proof type)

4. It is resistant to the influence of mold (three-proof type)

5. In a medium without explosion risk, and the medium is not enough to corrode the metal and destroy the insulation of the gas and conductive dust.

Note:the three-prevention products should be specially customized, please indicate TH.



Zhejiang Shilong Electric Technology Co., Ltd. is located in Shahu Industrial Zone, Yueqing City, Zhejiang Province, China. Yueqing is called capital of China Electric Appliances...

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