Siemens HED43B050L Molded Case Circuit Breaker – 50A – 3-Pole / 3-Phase – 480V AC – 18kA @ 480V – Bolt-On – ED Frame Series

The Siemens HED43B050L is a 50A, 3-pole, 3-phase thermal-magnetic molded case circuit breaker from the Siemens ED Frame Series. It is designed for commercial and industrial power distribution applications and provides overload and short-circuit protection.

The breaker is rated for 480V AC and provides interrupting ratings of 25kA at 240V AC and 18kA at 480V AC. It features bolt-on mounting and comes with factory-installed line- and load-side lugs. The thermal-magnetic trip unit provides Long-Time and Instantaneous protection.

Specifications:

• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Product Family: ED Frame
• Series: ED Frame
• Catalog No.: HED43B050L
• Current Rating: 50A
• Number of Poles: 3-Pole
• Phase: 3-Phase
• Voltage Rating: 480V AC
• Frequency: 50/60 Hz
• Interrupting Rating: 25kA @ 240V AC; 18kA @ 480V AC
• Protection Type: Thermal-Magnetic
• Trip Functions: Long-Time and Instantaneous
• Mounting Type: Bolt-On
• Connection Type: Factory-Installed Line- and Load-Side Lugs
• Frame Size: ED
• Application: Commercial and Industrial Power Distribution
• Brand: Siemens

Part Numbers & Identification:

• Manufacturer Part Number (MPN): HED43B050L
• Catalog Number: HED43B050L
• Model: HED43B050L
• Product Family: Siemens ED Frame Circuit Breakers
• Series: ED Frame
• Frame Size: ED
• Brand: Siemens
• Manufacturer: Siemens
• Product Type: Molded Case Circuit Breaker
• Breaker Configuration: 3-Pole, 50A
• Rated Voltage: 480V AC
• UPC: 783643236462
• Country of Manufacture: United States

Compatibility:

Designed for use with compatible Siemens ED Frame panelboards, switchboards, distribution equipment, and OEM power distribution assemblies that accept ED Frame bolt-on molded case circuit breakers.

The HED43B050L provides 50A, 3-pole thermal-magnetic protection at 480V AC and includes factory-installed line- and load-side lugs. The L suffix identifies the factory-installed lug configuration. Always verify the specific panelboard or electrical equipment model, approved breaker type, system voltage, available fault current, pole configuration, mounting arrangement, terminal requirements, and installation specifications before installation.

Certifications:

• UL 489 Listed
• CSA Certified
• ED Frame Series
• 50A Rated
• 3-Pole / 3-Phase
• 480V AC Rated
• 25kA @ 240V AC Interrupting Rating
• 18kA @ 480V AC Interrupting Rating
• Thermal-Magnetic Protection
• Long-Time and Instantaneous Protection
• Bolt-On Mounting
• Factory-Installed Line- and Load-Side Lugs

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

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