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EHW5DC-4000 | 4000A 1500VDC Air Circuit Breaker
The 4000A DC1500V Universal Circuit Breaker from Elehub is engineered for ultra-high current protection in demanding DC applications. With a rated current of 2000A–4000A and a working voltage up to DC1500V, it delivers exceptional short-circuit, overload, and isolation performance.
This universal circuit breaker ensures safe and stable operation in renewable energy, energy storage, and industrial power distribution systems.
Specifications
| Specification | DATA |
|---|---|
| Model: | EHW5DC |
| Rated Current: | 1600/2000/2500/3200/4000A |
| Rated working voltage: | DC500V/750V (2P/3P), DC1000V/1500V (4P) |
| Breaking capacity: | 65~40kA |
| Number of poles: | 2P, 3P, 4P |
| Installation method: | draw-out type, fixed type |
| Wiring type: | horizontal, vertical, multi-type |
| Isolating switch functions | Available |
Applications
The DC1500V Universal Circuit Breaker is widely applied in large-scale DC systems where safety and stability are critical:
Solar PV power stations
Protects high-power inverters and DC busbars.
Energy storage systems (ESS)
Ensures safe operation of large battery banks in grid-tied and off-grid systems.
EV fast-charging infrastructure
Supports ultra-high current charging stations.
Industrial DC power distribution
Safeguards heavy-duty DC equipment and control systems.
Telecommunication data centers
Provides stable DC protection for sensitive electronics.
Metro, railway, and traction systems
Handles high-current DC applications in transportation networks.
Why Choose Us as an Universal Circuit Breaker Supplier?
High-Voltage & High-Current Expertise
Specialized in DC1000V–1500V circuit protection with models up to 4000A.
Proven Applications
Trusted in solar farms, energy storage systems, EV charging, and industrial DC grids worldwide.
OEM & Customization Support
Tailored options for voltage, branding, and project-specific requirements.
Global Standard Compliance
Manufactured to IEC, CE, and RoHS standards, ensuring international reliability.
Dedicated Technical Service
Backed by expert engineering support and after-sales assistance.
Durable & Long Service Life
Built with premium-grade materials to ensure stability under harsh conditions.
FAQs
What is the rated current of this breaker?
It supports up to 4000A, with models starting from 2000A.
What voltage levels are supported?
It operates at DC500V, 750V, 1000V, and 1500V depending on the configuration.
How many poles are available?
Available in 2P, 3P, and 4P designs.
What installation methods are supported?
Offered in fixed type and draw-out type for different system requirements.
What wiring configurations are possible?
Compatible with horizontal and vertical wiring options.
Is this breaker suitable for renewable energy projects?
Absolutely, it is widely used in solar farms, ESS, and EV charging stations.
Can it function as an isolating switch?
Yes, it includes isolating switch functionality for safe operation.
Does Elehub provide customization?
Yes, OEM and tailored solutions are available for global B2B customers.
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