LGB1B090B - 90Amp Circuit Breaker

LGB1B090B - 90Amp Circuit Breaker

The Siemens LGB1B090B is an exceptional circuit breaker designed for reliability and high performance in low voltage panelboard applications. Featuring a robust G Frame design, this breaker incorporates a thermal-magnetic trip unit, ensuring precise and responsive protection for electrical systems. With an impressive breaking capacity of 14KAIC at 347V and 65KAIC at 277V, it is engineered to handle demanding operational conditions, making it an ideal choice for both commercial and industrial settings.

Key Features and Benefits:

• Thermal-Magnetic Trip Unit: The integrated thermal-magnetic trip mechanism provides dual protection, responding quickly to both short circuits and prolonged overloads, enhancing the safety and longevity of your electrical systems.
• High Breaking Capacity: Rated at 14KAIC at 347V and 65KAIC at 277V, the LGB1B090B offers superior fault interruption capabilities, minimizing downtime and protecting equipment from damage.
• Compact and Durable Design: With dimensions of 1 x 5.4 x 2.8 inches (W x H x D), this circuit breaker fits efficiently into tight spaces without compromising on durability or performance.
• Versatile Load Side Lugs: Equipped with load side lugs (TC1GG20) that accommodate a wire range of 8 - 1/0 AWG (CU/AL), providing flexibility in various wiring configurations.
• UL Listed: This breaker meets rigorous UL standards, ensuring compliance with safety regulations and offering peace of mind in critical applications.

Technical Specifications:

• Frame Type: G Frame
• Pole Configuration: 1-Pole
• Current Rating: 90 Amperes
• Voltage Rating: 347V AC and 277V AC
• Breaking Capacity: 14KAIC at 347V;åÊ65KAIC at 277V
• Trip Unit: Thermal-Magnetic
• Dimensions: Width: 1 inch, Height: 5.4 inches, Depth: 2.8 inches
• Weight: 0.860 lbs
• Wire Range: 8 - 1/0 AWG (Copper/Aluminum)

Material Compliance and Certifications:

• UL Listed: Certified for quality and safety, meeting the Underwriters Laboratories (UL) standards.
• WEEE Directive: This product is compliant with the Waste Electrical and Electronic Equipment (WEEE) directive, ensuring responsible end-of-life disposal.

Suitability:

• Commercial Buildings: Ideal for safeguarding electrical systems in office buildings, retail spaces, and multi-unit residential complexes.
• Industrial Facilities: Provides dependable protection for machinery and infrastructure in manufacturing plants, warehouses, and production lines.
• Data Centers: Ensures uninterrupted power supply and protection in critical data processing and storage environments.
• Healthcare Institutions: Perfect for maintaining the integrity of electrical systems in hospitals and medical facilities.

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