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Siemens 5SJ4102-7HG42 1-Pole 2A C-Curve Circuit Breaker — 10kA

Siemens 5SJ4102-7HG42 1-pole circuit breaker.

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ManufacturerSiemens

Part number5SJ4102-7HG42

Poles 1

Current Rating 2A

Breaking Capacity 10kA

Tripping Characteristic C

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Veteran-owned

CAGE: 9NK75

10kA breaking capacity C-curve tripping UL 489 certified 2A current rating Single pole protection

Product description

The Siemens 5SJ4102-7HG42 is a 1-pole circuit breaker featuring a C-curve tripping characteristic and a 2A current rating. It offers a short-circuit breaking capacity of 10kA and is designed to meet UL 489 standards for 277V applications. This model provides essential protection against overloads and short circuits in electrical systems.

This circuit breaker is ideal for protecting circuits in various industrial and commercial environments. The C-curve makes it suitable for loads with moderate inrush currents, such as lighting, outlets, and smaller motor loads, preventing unwanted tripping while ensuring safety.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 5SJ4102-7HG42 and a wide range of other automation components. We are dedicated to providing reliable, cost-effective solutions for your industrial needs with prompt service and expert advice.

Technical specifications

Poles	1
Current Rating	2A
Breaking Capacity	10kA
Tripping Characteristic	C
Voltage Rating	277V AC
UL Standard	UL 489

Common applications

Industrial control circuits

Commercial building wiring

Electrical distribution

Machine safety

Lighting circuits

Compatible systems

Electrical panels Industrial machinery Building electrical systems Control cabinets

Also known as

Siemens 5SJ4102 5SJ4102-7HG42 breaker Siemens 10kA C-curve breaker

Replaces / compatible with

This circuit breaker can replace Siemens 5SJ4102 series breakers with comparable ratings. Always confirm compatibility with your existing system.

Technical note

Expert tip

Ensure that the ambient temperature surrounding the 5SJ4102-7HG42 breaker does not exceed its rated limits to maintain accurate tripping performance.

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Frequently asked questions

Can the Siemens 5SJ4102-7HG42 be used for motor protection?

The Siemens 5SJ4102-7HG42, with its C-curve, is suitable for protecting smaller motor circuits that have moderate inrush currents. For larger motors with higher inrush, a D-curve breaker might be more appropriate to prevent nuisance tripping.