ND63B900 - 900Amp Circuit Breaker

ND63B900 - 900Amp Circuit Breaker

Introducing the Siemens ND63B900, a premium low-voltage Sentron molded case circuit breaker designed to deliver unparalleled protection and performance for your electrical systems. Featuring a robust thermal-magnetic trip unit, this 900A, 3-pole circuit breaker ensures reliable operation under demanding conditions. Engineered for a standard 40å¡C environment, it boasts a standard breaking capacity that meets UL 489 and IEC 60947-2 standards, providing peace of mind with compliance to rigorous safety certifications. With a breaking capacity of 25kAIC at 600V and 50kAIC at 480V, the ND63B900 is equipped to handle high fault currents, making it ideal for industrial and commercial applications.

Key Features and Benefits:

• Thermal-Magnetic Trip Unit: Provides reliable protection by responding to both overloads and short circuits.
• High Breaking Capacity: Ensures safety with 25kAIC at 600V and 50kAIC at 480V.
• Standard 40å¡C Breaker ND Frame: Designed for standard operating environments, ensuring durability and performance.
• UL 489 and IEC 60947-2 Compliance: Meets international safety standards, ensuring high reliability and safety.
• Line and Load Side Lugs: Includes TA4N8500 lugs, accommodating a wire range of 250-500KCM (CU/AL) for easy and secure connections.

Technical Specifications:

• Amperage: 900A
• Poles: 3
• Breaking Capacity: 25kAIC at 600V, 50kAIC at 480V
• Dimensions: 9" (W) x 16" (H) x 6" (D)
• Operating Temperature: Standard 40å¡C

Material Compliance and Certifications:

• Standards: UL 489, IEC 60947-2
• Certifications: Meets stringent international standards for safety and performance.
• Lug Compatibility: Line and load side lugs (TA4N8500), suitable for both copper and aluminum wires.

Suitability:

• The Siemens ND63B900 is perfect for a wide range of applications in industrial and commercial settings where high fault current interruption is critical. Its robust design and compliance with international safety standards make it an excellent choice for new installations and upgrades in power distribution systems.

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