Siemens HED43B040 Molded Case Circuit Breaker – 40A – 3-Pole / 3-Phase – 480V – 42kA @ 480V – Bolt-On – Sentron HED Series

The Siemens HED43B040 is a 40A, 3-pole, 3-phase molded case circuit breaker from the Siemens Sentron HED Series. It features thermal-magnetic protection and is designed for compatible electrical distribution applications.

The HED43B040 is rated for 480V and provides a 42kA interrupting rating at 480V with high interrupting capacity. It uses a bolt-on mounting configuration and is supplied as a complete breaker with load-side lug terminals. The breaker is rated for operation at 40°C.

Specifications:

• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Product Family: Sentron
• Series: HED
• Type: HED
• Catalog No.: HED43B040
• Current Rating: 40A
• Number of Poles: 3-Pole
• Phase: 3-Phase
• Voltage Rating: 480V
• Interrupting Rating: 42kA @ 480V
• Interrupting Capacity: High
• Protection Type: Thermal-Magnetic
• Mounting / Connection: Bolt-On
• Terminal Type: Load-Side Lug Terminals
• Temperature Rating: 40°C
• Breaker Configuration: Complete Breaker
• Application: Electrical Distribution and Overcurrent Protection
• Brand: Siemens

Part Numbers & Identification:

• Manufacturer Part Number (MPN): HED43B040
• Catalog Number: HED43B040
• Model: HED43B040
• Product Family: Siemens Sentron Molded Case Circuit Breakers
• Series: HED
• Type: HED
• Brand: Siemens
• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Breaker Configuration: 3-Pole, 40A
• UPC:783643210141 

Compatibility:

Designed for use with compatible Siemens Sentron HED Series electrical distribution equipment that accepts HED Series molded case circuit breakers. The HED43B040 provides 40A, 3-pole thermal-magnetic protection for compatible 480V, 3-phase electrical distribution applications.

The breaker uses bolt-on mounting and includes load-side lug terminals. Always verify the specific panelboard or electrical equipment model, approved breaker type, system voltage, available fault current, pole configuration, terminal arrangement, temperature rating, and installation requirements before installation.

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You may return items within 10 days of delivery for a refund.

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