Table of Contents
Product Overview
The BD1-63Z DC MCB is specifically engineered for DC electrical environments where arc suppression and circuit stability are critical. Unlike AC circuit breakers, it features a dedicated DC structure that ensures safe disconnection and effective protection against overload and short-circuit faults.
This breaker is suitable for infrequent circuit switching and line conversion, making it ideal for modern DC power distribution systems.
Key Features & Advantages
Designed specifically for DC applications up to 1000V
Reliable overload and short-circuit protection
High short-circuit breaking capacity up to 6kA
Multiple pole configurations for flexible system design
Compact DIN-rail mounted structure
Stable performance under demanding DC conditions
Long mechanical and electrical service life
Mechanical & Installation Data
Number of Poles: 1P / 2P / 3P / 4P
Mechanical Life: 20,000 operations
Electrical Life: 1,500 operations
Tightening Torque: 2.0 N·m
Pollution Degree: Class 2
Protection Degree: IP20
Installation Category: Category I, II
Mounting Method: Standard DIN Rail
FAQ
No. This circuit breaker is specially designed for DC systems. Using it in AC circuits is not recommended.
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DC arcs are more difficult to extinguish than AC arcs. The BD1-63Z uses a dedicated DC arc-extinguishing design to ensure safety and reliability.
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Yes. It is widely used in photovoltaic DC circuits up to 1000V.
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