HED43B050 - Siemens 50 Amp 3 Pole 480V 42kAIC Molded Case Circuit Breaker, Type HED4, Thermal/Magnetic Trip, Bolt-On Mount, ED Frame

HED43B050

HED43B050 is a Siemens Sentron molded case circuit breaker designed for reliable protection in demanding low-voltage applications.

This 3-pole, 50 amp breaker features a thermal/magnetic trip unit, bolt-on mounting, and a robust ED frame. It is rated for 480VAC/250VDC, offers a high interrupting capacity of 42 kA, and is suitable for panel mounting in environments up to 40°C. The breaker includes load lugs and supports 10 to 1/0 AWG wire, meeting UL 489 and IEC 60947-2 standards for safety and performance.

Key Specifications
• Amperage: 50 A
• Voltage: 480VAC/250VDC
• Poles: 3
• Mounting Type: Bolt-on
• Interrupt Rating: 42 kAIC at 480V
• Series/Frame: HED4, ED Frame
• Trip Unit: Thermal/Magnetic
• Certifications: UL 489, IEC 60947-2
• Frequency: 50/60 Hz
• Wire Range: 10 to 1/0 AWG (copper)
• Temperature Rating: 40°C
• Dimensions: 7" x 6" x 4"

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Specifications

• Part Number: HED43B050
• Manufacturer : Siemens
• Brand : Siemens
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : Sentron Series
• Type : HED
• Voltage : 480
• Amperage : 50
• Phase : 3
• Poles : 3
• AIC rating : 42kA@480V
• 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 : High Interrupting Capacity
• Protection : Thermal Magnetic
• Phase Connection : ABC

Product Data

• UPC : 783643210165
• GTIN : 00783643210165
• Country of Origin : Mexico
• Dimensions : 3 in x 6.35 in
• Weight : 3.6
• Panel Type : SB Switchboards, Sentron Panelboards
• Standards : IEC 60947-2, UL 489
• Certification : IEC 60947-2, UL 489
• Wire Size : AWG 10 to AWG 1/0, Cu/Al