HED43B125L - 125Amp Circuit Breaker

HED43B125L - 125Amp Circuit Breaker

The Siemens HED43B125L Sentron Molded Case Circuit Breaker is a premium, high-performance breaker designed to provide reliable protection for your electrical systems. Engineered with a thermal-magnetic trip unit, this circuit breaker ensures precise operation under various load conditions. It is ideal for industrial, commercial, and residential applications where safety and efficiency are paramount.

Key Features and Benefits

• High Breaking Capacity: With a breaking capacity of 42kAIC at 480V, this circuit breaker is built to handle high fault currents, providing robust protection against electrical surges and short circuits.
• Thermal-Magnetic Trip Unit: The advanced thermal-magnetic trip unit offers accurate, reliable operation, ensuring that the breaker responds appropriately to both overload and short-circuit conditions.
• Versatile Lug Options: Equipped with line and load side lugs (TA1E6125), the HED43B125L supports a wide wire range of 3 - 3/0AWG (copper) and 1 - 2/0AWG (aluminum), making it adaptable to various installation requirements.
• Compact Dimensions: Measuring 3 x 6.35 x 3.92 inches, this breaker fits easily into standard electrical panels, saving space and simplifying installation.

Technical Specifications

• Frame Type: ED Frame
• Standards Compliance: Meets UL 489 and IEC 60947-2 standards
• Current Rating: 125 Amps
• Poles: 3
• Breaking Capacity: 42kAIC at 480V
• Operating Temperature: Standard 40å¡C
• Dimensions (W x H x D): 3 x 6.35 x 3.92 inches
• Net Weight: 3.616 lbs

Material Compliance and Certifications

• UL 489 Certified: Ensures the breaker meets rigorous safety and performance standards set by Underwriters Laboratories.
• IEC 60947-2 Compliant: Conforms to international standards for low-voltage switchgear and controlgear.
• RoHS Compliance: While specific compliance information is not available, Siemens typically ensures that their products meet environmental regulations, minimizing hazardous substances.

Suitability

• Industrial Applications: Protects heavy machinery and industrial equipment from electrical faults.
• Commercial Buildings: Ensures safety and compliance in commercial electrical systems, including offices, retail spaces, and warehouses.
• Residential Use: Provides reliable protection for home electrical systems, preventing damage to appliances and reducing the risk of electrical fires.

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