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Siemens 5SJ4320-7HG42 3-Pole C-Curve Circuit Breaker

Siemens 5SJ4320-7HG42 3-pole Circuit Breaker

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ManufacturerSiemens
Part number5SJ4320-7HG42
Type Circuit Breaker
Poles 3
Rated Current 20A
Tripping Characteristic C
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3-pole protection C-curve tripping 10kA interrupting rating UL 489 listed High-performance Siemens breaker

The Siemens 5SJ4320-7HG42 is a 3-pole circuit breaker designed for robust overcurrent and short-circuit protection. It features a C-curve tripping characteristic, a 20A rated current, and a 10kA breaking capacity at 480Y/277V. This breaker is compliant with UL 489 standards, offering reliable performance in various industrial environments.

This circuit breaker is well-suited for applications requiring protection for circuits with moderate inrush currents, such as lighting and general power distribution. It is commonly found in control panels, distribution boards, and machinery across industries like manufacturing, construction, and automation.

Stanlo Automation, a veteran-owned surplus parts distributor, proudly offers the Siemens 5SJ4320-7HG42. We understand the importance of having reliable components readily available to minimize downtime. Choose Stanlo for competitively priced, quality industrial automation parts.

TypeCircuit Breaker
Poles3
Rated Current20A
Tripping CharacteristicC
Breaking Capacity10kA @ 480Y/277V
StandardUL 489
General power distribution
Lighting circuits
Control panels
Distribution boards
Manufacturing
Automation
Standard DIN rail mounting.
Siemens 5SJ4320-7HG42
This circuit breaker can replace older Siemens models or other brands with equivalent 3-pole, 20A, C-curve specifications meeting UL 489 requirements.
Expert tip
The C-curve characteristic makes this breaker suitable for circuits with moderate inductive loads.
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What is the voltage rating for the Siemens 5SJ4320-7HG42 circuit breaker?
The Siemens 5SJ4320-7HG42 circuit breaker is rated for 480Y/277V according to UL 489 standards. It provides reliable protection at these voltage levels.