NGB3B045B - 45Amp Circuit Breaker

NGB3B045B - 45Amp Circuit Breaker

The Siemens NGB3B045B G Frame Circuit Breaker is a top-tier solution designed for robust performance and reliability in low voltage panelboard applications. Engineered with a thermal-magnetic trip unit, this breaker offers superior protection and operational efficiency, making it an essential component for modern electrical systems. Ideal for both commercial and industrial settings, the NGB3B045B ensures safety and compliance, meeting stringent UL standards for optimal performance and peace of mind.

Key Features and Benefits:

• Thermal-Magnetic Trip Unit: The NGB3B045B is equipped with a dual-functioning trip unit that provides reliable thermal and magnetic protection. This advanced feature enhances the breaker's ability to respond quickly to overloads and short circuits, minimizing the risk of electrical fires and equipment damage.
• Compact Design: With dimensions of 3 x 5.4 x 2.8 inches, the NGB3B045B offers a space-saving solution without compromising on performance. Its compact size allows for easy integration into existing panelboards and electrical enclosures.
• High Breaking Capacity: Rated at 14KAIC at 600Y/347V and 25KAIC at 480Y/277V, this breaker is built to handle high fault currents, ensuring reliability in demanding applications and environments.
• Load Side Lugs: The breaker comes with load side lugs (TC1GG20) that support a wire range of 8 - 1/0 AWG (CU/AL), providing versatile connection options for various wiring setups.

Technical Specifications:

• Ampere Rating: 45 Amps
• Poles: 3
• Interrupting Capacity: 14KAIC at 600Y/347V;åÊ25KAIC at 480Y/277V
• Dimensions: 3 x 5.4 x 2.8 inches (W x H x D)
• Weight: 2.615 lbs
• Wire Range: 8 - 1/0 AWG (Copper/Aluminum)
• Mounting: Panelboard

Material Compliance and Certifications:

• UL Listed: Complies with UL standards, ensuring adherence to rigorous safety and performance criteria.
• RoHS Compliance: The NGB3B045B meets the restrictions on hazardous substances as defined by the RoHS directive, making it an environmentally responsible choice.
• REACH Information: The breaker adheres to the requirements of the REACH regulation for the protection of human health and the environment from chemical risks.
• WEEE Compliance: Obligates the responsible recycling of electrical and electronic equipment, contributing to sustainable practices.

Suitability:

• The Siemens NGB3B045B G Frame Circuit Breaker is perfectly suited for use in a variety of settings, including commercial, industrial, and institutional environments. Its robust design and advanced protection features make it ideal for applications that demand high reliability and safety. Whether you're upgrading an existing system or installing a new one, this circuit breaker provides the durability and performance needed to meet the challenges of today's electrical systems.

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