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EHM5DC-400 | 400A 1500V 3P DC Moulded Case Circuit Breaker MCCB
The ELEHUB 3P 400A 1500V Moulded Case Circuit Breaker MCCB is engineered to deliver safe and reliable protection for DC power distribution, particularly in photovoltaic applications. With a rated working voltage range from DC250V to DC1500V, it ensures dependable performance in high-voltage DC systems. Available in current ratings of 250A, 315A, 350A, and 400A, this breaker supports both 2-pole and 3-pole configurations.
Its breaking capacity varies from 15kA to 50kA, offering strong fault protection across different voltage levels. Enhanced with optional accessories such as alarm auxiliaries, shunt releases, and auxiliary contacts, the Elehub MCCB provides intelligent, flexible protection for demanding energy systems.
Specifications
| Specification | DATA |
|---|---|
| Rated Current (A): | 250A, 315A, 350A, 400A |
| Rated Working Voltage: | DC250-1500V |
| Breaking Capacity: | 15~50kA with different voltage |
| Poles: | 2P, 3P |
| Accessory: | Alarm auxiliary; Shunt release; Auxiliary contact |
Dimension Drawing
Applications
The Moulded Case Circuit Breaker MCCB is specially designed for photovoltaic and DC power systems, offering precise circuit protection in a wide range of environments. Its adaptability and reliable design make it suitable for:
Photovoltaic Power Plants
Protects solar arrays and DC distribution systems.
Battery Energy Storage Systems (BESS)
Safeguards high-capacity storage solutions.
DC Microgrids
Ensures reliable protection in renewable DC power networks.
Industrial DC Applications
Provides fault isolation for heavy-duty DC equipment.
EV Charging Stations
Delivers safety for high-voltage charging infrastructure.
Telecommunication Power Systems
Secures backup DC power supply networks.
Railway and Metro Systems
Protects traction power and auxiliary DC circuits.
Data Centers with DC Distribution
Ensures uptime and protection for sensitive IT loads.
Why Choose Us as a MCCB Circuit Breaket Supplier?
Reliable Protection
Our molded case circuit breakers provide exceptional protection against overloads and short circuits.
Wide Range of Options
We offer various molded case breakers to meet different voltage and current needs.
Durable and Long-lasting
Built for endurance, our circuit breakers are designed to perform in demanding environments.
Compliant with Standards
Our breakers meet all relevant industry safety standards for reliable and safe operation.
Customizable Designs
We offer customized molded case circuit breakers to fit your unique system specifications and needs.
Competitive Pricing
High-quality circuit breakers at affordable prices, offering excellent value and long-term performance.
FAQs
What is a Moulded Case Circuit Breaker (MCCB)?
A moulded case circuit breaker is an electrical protection device designed to safeguard circuits against overloads and short circuits in medium- to high-capacity systems.
What voltage range does this MCCB support?
It supports a wide range from DC250V to DC1500V, making it ideal for photovoltaic and high-voltage DC applications.
What current ratings are available for this MCCB?
The product is available in 250A, 315A, 350A, and 400A current ratings.
How many poles does this MCCB have?
It is available in 2-pole and 3-pole versions to suit different circuit requirements.
What is the breaking capacity of this breaker?
Depending on the voltage, it offers a breaking capacity from 15kA to 50kA.
Is this MCCB suitable for photovoltaic systems?
Yes, it is specifically designed for photovoltaic DC applications, ensuring safe operation in solar power systems.
What accessories are available for this MCCB?
It can be equipped with alarm auxiliaries, shunt releases, and auxiliary contacts for enhanced monitoring and control.
In which industries is this MCCB commonly used?
It is widely applied in solar farms, BESS, EV infrastructure, data centers, railways, and industrial DC systems.
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