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Siemens HE43B040 - 40A 3 Pole Molded Case Circuit Breaker

Brand Siemens
SKU HE43B040
Siemens HE43B040 3 Pole Circuit Breaker
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Siemens HE43B040 - 40A 3 Pole Molded Case Circuit Breaker

Brand Siemens
SKU HE43B040
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Siemens HE43B040 3 Pole Circuit Breaker

Siemens HE43B040 - 40A 3 Pole Molded Case Circuit Breaker

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$242.66 In stock

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DescriptionSpecificationsSuperClubWarranties
Description
Providing essential overcurrent safety, the Siemens HE43B040 is a 3-pole, 40A molded case circuit breaker. It operates on systems up to 480VAC, delivering standard long-time and instantaneous trip functions for commercial environments. This device installs into Siemens P1, P2, and P3 panelboards using a standard bolt-on configuration. When upgrading older infrastructure, the HED43B040 serves as the modern substitute. With a 25kAIC rating at 480V, it features a non-interchangeable trip mechanism.

Specifications

Brand Siemens
Series HE
Part Number HE43B040-R
Amperage 40A
Voltage 480VAC, 250VDC
Poles 3
Phase 3
AIC Rating 65kA @ 240VAC, 25kA @ 480VAC
Mounting Style Bolt-On
Terminal Type Lugs
For Use With Siemens P1, P2, P3 Panelboards
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Wire Gauge 10-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 10 AWG
Available Options Shunt Trip, Auxiliary Switch, Alarm Switch
Accessories Load Side Lugs
Standards UL 489, CSA C22.2 No. 5, IEC 60947-2, NEMA AB-1
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip

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Warranties

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