ND63B800 - 800Amp Circuit Breaker

ND63B800 - 800Amp Circuit Breaker

The Siemens ND63B800 circuit breaker is a robust, low-voltage, molded case circuit breaker designed to provide superior protection and performance for industrial and commercial applications. With its thermal-magnetic trip unit, this circuit breaker ensures reliable operation and enhanced safety, meeting the rigorous UL 489 and IEC 60947-2 standards. Ideal for high-demand environments, the ND63B800 offers a standard 40-degree Celsius breaker ND frame with a breaking capacity of 25kAIC at 600V and 50kAIC at 480V.

Key Features and Benefits:

• High Breaking Capacity: With a breaking capacity of 25kAIC at 600V and 50kAIC at 480V, this circuit breaker is designed to handle significant fault currents, providing reliable protection in demanding electrical systems.
• Thermal-Magnetic Trip Unit: The integrated thermal-magnetic trip unit ensures precise and rapid response to overloads and short circuits, enhancing system safety and reducing downtime.
• Durable Construction: Built with high-quality materials, the ND63B800 is designed for long-lasting performance and durability in harsh environments.
• Easy Installation: Features line and load side lugs (TA4N8500) with a wire range of 250 - 500KCM (CU/AL), facilitating straightforward installation and maintenance.

Technical Specifications:

• Frame Type: ND
• Rated Current: 800A
• Poles: 3
• Breaking Capacity: 25kAIC at 600V, 50kAIC at 480V
• Trip Unit: Thermal-Magnetic
• Dimensions: 9 x 16 x 6 inches
• Weight: 0.022 lb

Material Compliance and Certifications:

• Standards: Complies with UL 489 and IEC 60947-2 standards, ensuring adherence to international safety and performance requirements.

Suitability:

• The Siemens ND63B800 circuit breaker is ideal for use in industrial and commercial settings where reliable, high-capacity protection is essential. It is suitable for protecting electrical systems in factories, data centers, large commercial buildings, and other facilities requiring robust circuit protection solutions. This breaker‰۪s ability to handle high fault currents makes it an excellent choice for ensuring safety and reliability in critical applications.

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