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B2R2 | 63A 80VDC Hydraulic-Magnetic Circuit Breaker
The B2 Hydraulic-Magnetic Circuit Breaker is engineered for precision protection in both DC and AC systems, delivering consistent performance in demanding environments. With a rated current range from 1A to 63A and support for multiple voltage configurations (DC65V, DC80V, AC127V, AC250V, and AC415V), it offers exceptional flexibility.
Designed with hydraulic-magnetic technology, to provide accurate and reliable short circuit and overload protection, making it ideal for industrial, marine, renewable energy, and transportation applications.
Specifications
| Specification | DATA |
|---|---|
| Model: | B2R2 |
| Rated Current: | 1-63A |
| Rated Voltage: | DC65V, DC80V, AC127V, AC250V, AC415V |
| Poles: | 1P, 2P, 3P |
| Breaking Capacity: | 1000A/UL1077 DC65V, DC80V |
Dimension Drawing
Applications
Hydraulic-magnetic circuit breakers are widely used for precise overload and short-circuit protection. Key application areas include:
Industrial Automation
Motor control panels, machine tools, and process control equipment.
Telecommunications
Backup power systems and base station equipment.
Data Centers
Critical load protection in DC power distribution units (PDUs).
Transportation
Rail systems, electric buses, and EV charging infrastructure.
Marine & Offshore
Power distribution protection in boats, yachts, and offshore platforms.
Aerospace & Defense
Electrical safety in ground support equipment and military-grade DC power systems.
Why Choose Us as a Circuit Breaker Supplier?
Specialized in DC Electrical Components
Over 15years of industry experience in DC power protection solutions.
Wide Product Range
From low-voltage DC breakers to high-voltage isolators and surge protection devices.
OEM & Customization Options
Tailored ratings, poles, and branding to meet customer needs.
Global Export Experience
Serving customers across Europe, America, Asia, and Africa.
Technical Support
Professional engineers available for installation and application guidance.
Competitive Pricing
Direct factory sourcing ensures cost-effective solutions without compromising quality.
FAQs
What makes a hydraulic-magnetic circuit breaker different from a thermal one?
It uses a magnetic coil and hydraulic damping for precise tripping, unaffected by ambient temperature changes.
Can this breaker be used for both AC and DC circuits?
Yes, it supports multiple voltage ratings including DC65V, DC80V, AC127V, AC250V, and AC415V.
What is the DC breaking capacity?
1000A according to UL1077 for DC65V and DC80V.
How many pole options are available?
1P, 2P, and 3P configurations are available.
Is it suitable for marine environments?
Yes, the robust construction makes it ideal for marine and offshore use.
What is the rated current range?
From 1A to 63A.
What industries typically use this breaker?
It is widely used in renewable energy, marine, industrial automation, telecommunications, transportation, and battery storage applications.
Is it compliant with international standards?
Yes, it meets UL1077 requirements and other relevant safety certifications.
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