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.
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.
Yes. It is widely used in photovoltaic DC circuits up to 1000V.
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