HED41B045 - Siemens 45A 1 Pole 277V AC Molded Case Circuit Breaker Thermal Magnetic

HED41B045

HED41B045 is a Siemens molded case circuit breaker designed for reliable protection in commercial and industrial applications. This 1 pole, 45 amp breaker features a 277V AC rating and a thermal magnetic trip unit for precise overcurrent protection. The HED41B045 is part of the Sentron HED series, offering high interrupting capacity and load side lug terminals for secure connections. Ideal for panelboards and switchgear, this breaker ensures safety and durability in demanding environments. Engineered for performance, the HED41B045 delivers long time and instantaneous trip functions, making it suitable for a wide range of electrical systems. Its bolt-on mounting design allows for easy installation and maintenance. The breaker is rated for 65kAIC at 277V AC, providing robust protection against short circuits and overloads.

• Part Number: HED41B045
• Manufacturer: Siemens
• Series/Frame: HED
• Amperage: 45A
• Voltage: 277V AC
• Poles: 1
• Mounting Type: Bolt-On
• Interrupt Rating: 65kAIC @ 277V AC
• Trip Unit: Thermal Magnetic
• Terminal Type: Load Side Lug
• Application: Panelboard, Switchgear
• Certifications: UL Listed

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Specifications

• Part Number: HED41B045
• Manufacturer : Siemens
• Brand : Siemens
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : Sentron Series
• Type : HED
• Voltage : 277
• Amperage : 45
• Phase : 1
• Poles : 1
• AIC rating : 25kA@277V
• Connection : Lug In Panelboard
• Functions : Long Time and Instantaneous Trip
• Terminal Connection : Load Side Lug
• Frame Size : 125A/ED
• Temp Rating : -13–158 °F (-25–70 °C)
• MCM Size : Min. Wire Size 10 AWG Max. Wire Size 1/0 AWG
• Breaker Type : Standard
• Protection : Thermal Magnetic
• Phase Connection : ABC

Product Data

• UPC : 783643209879
• GTIN : 00783643209879
• Country of Origin : Mexico
• Dimensions : 1 in x 6.34 in
• Weight : 1.25
• Panel Type : SB Switchboards, Sentron Panelboards
• Standards : HACR Rated, UL Listed
• Certification : HACR Rated, UL Listed