HED43B070 - 70A Circuit Breaker

HED43B070 - 70A Circuit Breaker

The Siemens HED43B070 is a premium quality low voltage Sentron molded case circuit breaker, specifically designed to provide reliable protection and control in demanding electrical applications. Featuring a robust thermal-magnetic trip unit, this breaker ensures consistent performance by offering both thermal overload protection and instantaneous short-circuit protection.

Key Features and Benefits:

• High Breaking Capacity: With a 42kAIC rating at 480V, this breaker is designed to handle high fault currents, ensuring safety and reliability in heavy-duty applications.
• Thermal-Magnetic Trip Unit: Combines thermal overload protection and magnetic short-circuit protection in one unit for comprehensive safeguarding of your electrical systems.
• UL 489 and IEC 60947-2 Standards Compliance: Meets rigorous international standards for low voltage circuit breakers, ensuring high quality and safety.
• Load Lugs Included: Comes equipped with load lugs (LN1E100), facilitating easy installation and connection with a wire range of 10 - 1/0 AWG (copper/aluminum).
• Compact Dimensions: Measuring 3 x 6.35 x 3.92 inches, this breaker is designed to fit seamlessly into various electrical panels and enclosures.

Technical Specifications:

• Amperage: 70A
• Poles: 3
• Breaking Capacity: 42kAIC at 480V
• Trip Unit: Thermal-Magnetic
• Standards Compliance: UL 489, IEC 60947-2
• Wire Range: 10 - 1/0 AWG (CU/AL)
• Dimensions (W x H x D): 3 x 6.35 x 3.92 inches
• Net Weight: 3.635 lbs

Material Compliance and Certifications:

• The Siemens HED43B070 complies with RoHS directives since 2009, ensuring that it meets environmental and safety standards by restricting the use of hazardous substances.
• Additionally, it adheres to the WEEE (2012/19/EU) take-back obligation, reinforcing Siemens' commitment to sustainable and responsible product lifecycle management.

Suitability:

• The HED43B070 is suitable for a variety of applications, including commercial and industrial electrical systems where high reliability and safety are paramount.
• Its high breaking capacity and robust design make it an excellent choice for protecting circuits in manufacturing plants, data centers, and other facilities with substantial electrical demands.
• The breaker’s compliance with international standards and its versatile wire range further enhance its suitability for diverse installation environments.