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Siemens 5SJ4318-7HG42 3-Pole 15A Circuit Breaker UL 489

Siemens 5SJ4318-7HG42 3-pole 15A circuit breaker, 10kA, UL 489.

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ManufacturerSiemens
Part number5SJ4318-7HG42
Voltage 480Y/277V AC
Current 15A
Poles 3
Tripping Curve C
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3-pole protection 10kA breaking capacity UL 489 listed C-curve tripping Suitable for 480Y/277V General purpose protection

The Siemens 5SJ4318-7HG42 is a 3-pole circuit breaker designed for electrical installations operating at up to 480Y/277V. It features a 15A rated current and a 10kA breaking capacity with a C-curve tripping characteristic, suitable for general-purpose protection. This breaker is UL 489 listed, ensuring compliance with safety standards for North American electrical applications.

This circuit breaker is commonly used in industrial and commercial facilities for protecting power distribution circuits, control panels, and various electrical equipment. Its C-curve characteristic is appropriate for loads that may have moderate inrush currents, offering reliable protection against overloads and short circuits.

As a veteran-owned supplier of surplus industrial automation parts, Stanlo Automation provides access to the Siemens 5SJ4318-7HG42. We are committed to offering quality components at competitive prices, helping you maintain operational continuity and cost-efficiency.

Voltage480Y/277V AC
Current15A
Poles3
Tripping CurveC
Breaking Capacity10kA
StandardUL 489
Industrial power distribution
Commercial electrical systems
Control panels
Machinery protection
Electrical infrastructure
General loads
Standard DIN rail mounting systems
Siemens 5SJ4318-7HG42 breaker Siemens 480V circuit breaker 3-pole C15 UL 489 breaker
This breaker can be used as a replacement for Siemens 5SJ4 series circuit breakers with similar voltage, current, and C-curve specifications. Confirm suitability for your application.
Expert tip
When installing in a 480Y/277V system, ensure the breaker is correctly oriented to handle the phase-to-neutral and phase-to-phase voltages as intended.
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What is the breaking capacity and voltage rating for the Siemens 5SJ4318-7HG42?
The Siemens 5SJ4318-7HG42 is a 3-pole circuit breaker with a 15A C-curve rating, a 10kA breaking capacity, and is designed for 480Y/277V AC systems, compliant with UL 489 standards.