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Siemens 5SJ4303-7HG41 3-Pole C-Curve Circuit Breaker — 3A 240V

Siemens 5SJ4303-7HG41 3-pole Miniature Circuit Breaker

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ManufacturerSiemens

Part number5SJ4303-7HG41

Poles 3

Current Rating 3A

Tripping Characteristic C

Breaking Capacity 14kA

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Veteran-owned

CAGE: 9NK75

3-pole configuration C-curve for moderate inrush 14kA interrupting capacity 70mm width for space efficiency UL 489 compliance Reliable performance

Product description

The Siemens 5SJ4303-7HG41 is a 3-pole miniature circuit breaker featuring a C-curve tripping characteristic and a 3A current rating. With a breaking capacity of 14kA and a 70mm width (D=70mm), it offers robust protection for 240V circuits in accordance with UL 489 standards.

This circuit breaker is well-suited for protecting inductive loads and general-purpose circuits where moderate inrush currents are expected. It is commonly used in residential, commercial, and light industrial applications, providing reliable safety for electrical installations.

Stanlo Automation, a veteran-owned surplus distributor, is your trusted source for the Siemens 5SJ4303-7HG41. We provide quality components and exceptional service to meet your industrial automation needs.

Technical specifications

Poles	3
Current Rating	3A
Tripping Characteristic	C
Breaking Capacity	14kA
Voltage Rating	240V
Width	70mm
Standard	UL 489

Common applications

Lighting circuits

Socket outlets

Control circuits

Small motor protection

General purpose circuits

Residential panels

Compatible systems

Residential electrical panels Commercial distribution boards Light industrial applications

Also known as

Siemens 5SJ4303-7HG41 breaker Siemens 3A C-curve MCB 5SJ4 Miniature Circuit Breaker

Replaces / compatible with

This part is a direct replacement for other Siemens 5SJ4 series circuit breakers with the same electrical specifications and physical dimensions.

Technical note

Expert tip

Ensure proper DIN rail mounting for the Siemens 5SJ4303-7HG41; a secure fit is crucial for its rated performance and safety interlocks.

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Frequently asked questions

What type of loads is the Siemens 5SJ4303-7HG41 best suited for?

The Siemens 5SJ4303-7HG41, with its C-curve tripping characteristic, is ideal for protecting circuits with moderate inrush currents, such as lighting and socket outlets. It can also handle small inductive loads without nuisance tripping.