ED43B045 - 45A Circuit Breaker

ED43B045 45A Circuit Breaker

The Siemens ED43B045 is a premium low voltage Sentron molded case circuit breaker, designed for superior protection and reliability in electrical systems. Featuring a thermal-magnetic trip unit, this 3-pole breaker offers a breaking capacity of 18kAIC at 480V, ensuring robust performance in demanding applications. With a current rating of 45A, it meets the stringent UL 489 and IEC 60947-2 standards, making it an ideal choice for commercial and industrial environments.

Key Features and Benefits:

• Thermal-Magnetic Trip Unit: Combines thermal overload and magnetic short-circuit protection, providing comprehensive safety.
• Standard ED Frame: Ensures compatibility with existing installations, simplifying upgrades and replacements.
• High Breaking Capacity: 18kAIC at 480V to handle significant fault currents, protecting equipment and ensuring safety.
• Load Lugs Only: (LN1E100) with a wire range of 10 - 1/0 AWG (Cu/Al), accommodating a variety of wiring configurations.

Technical Specifications:

• Model Number: ED43B045
• Current Rating: 45A
• Poles: 3
• Breaking Capacity: 18kAIC at 480V
• Standards Compliance: UL 489, IEC 60947-2
• Dimensions (W x H x D): 3 x 6.35 x 3.92 inches
• Weight: 3.869 lbs
• Wire Range: 10 - 1/0 AWG (Copper/Aluminum)
• Operating Temperature: Standard 40°C

Material Compliance and Certifications:

• UL 489: Meets the rigorous standards for circuit breakers, ensuring reliable operation and safety.
• IEC 60947-2: Complies with international standards for low-voltage switchgear and controlgear.
• RoHS Compliance: Adheres to the restriction of hazardous substances directive, effective since 07/01/2006.
• WEEE (2012/19/EU): Fulfills the take-back obligations for waste electrical and electronic equipment.

Suitability:

• The Siemens ED43B045 circuit breaker is perfect for use in commercial and industrial settings, providing reliable circuit protection in power distribution and motor control applications. Its robust design and compliance with global standards make it a trusted choice for engineers and installers seeking high-quality electrical protection solutions.