Operating Voltage:690 VAC
Current Rating:630 A
Interrupting Capacity:80 kA at 400 VAC
Insulation Class:VI
Operating Temperature Range:-25°C to +60°C
Mechanical Life:10,000 operations
Electrical Life:10,000 cycles
Protection Type:Magnetic and Thermal
Enclosure Type:Molded Case
Size:3P
The SIEMENS MD63F800 Molded Case Circuit Breakers are designed with cutting-edge technology to provide unparalleled protection against overloads and short circuits in industrial environments. Engineered for durability, these breakers feature a compact design and are suitable for use in harsh conditions, ensuring continuous operation and minimal downtime.
With its advanced insulation system, the MD63F800 is capable of withstanding high temperatures, making it an ideal choice for applications in manufacturing, processing, and other industries where high operational temperatures are common. The IP65-rated connections ensure reliable performance in dusty or wet environments.
These circuit breakers come equipped with a wide operating temperature range, allowing them to function effectively across various industrial settings from freezing cold to hot climates. Their robust construction includes a high number of ON/OFF cycles, guaranteeing longevity and dependability over extended periods.
For ease of integration, the MD63F800 offers screw terminal connections, facilitating quick and secure wiring. Additionally, its protection class B/C provides additional safety against arc flash incidents, ensuring the safety of personnel and equipment.
The SIEMENS MD63F800 Molded Case Circuit Breakers come with an intuitive interface for easy monitoring and control. They are compatible with various control systems, enabling seamless integration into existing industrial automation networks. This ensures efficient management and optimization of electrical power distribution, contributing to overall operational efficiency.











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