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Siemens 5SJ4363-7HG41 3-Pole C-Curve Miniature Circuit Breaker — 63A

Siemens 5SJ4363-7HG41 Miniature Circuit Breaker (MCB)

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ManufacturerSiemens

Part number5SJ4363-7HG41

Voltage 240V AC

Current 63A

Poles 3

Tripping Curve C

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3-Pole Protection C-Curve Tripping 10kA Breaking Capacity UL 489 Listed 63A Rating Industrial Grade

Product description

The Siemens 5SJ4363-7HG41 is a robust 3-pole miniature circuit breaker designed for reliable circuit protection in demanding environments. It operates with a C-curve tripping characteristic, suitable for loads with moderate inrush currents, and is rated for 240V. With a significant breaking capacity of 10kA, it ensures safety against short circuits. This breaker is specified at 63A and meets the UL 489 standard, confirming its suitability for industrial and commercial applications.

This device is widely used in electrical distribution systems, motor control circuits, and general power protection applications. Its 3-pole design makes it suitable for three-phase systems. Industries such as manufacturing, process control, and facility management rely on breakers like the 5SJ4363-7HG41 for safeguarding equipment and personnel.

Stanlo Automation, a proud veteran-owned business, offers the Siemens 5SJ4363-7HG41 as part of our extensive inventory of surplus automation components. We are dedicated to providing high-quality parts and exceptional customer service. When you need reliable circuit protection, choose Stanlo Automation for your sourcing needs.

Technical specifications

Voltage	240V AC
Current	63A
Poles	3
Tripping Curve	C
Breaking Capacity	10kA
Standard	UL 489
Dimension D	70 mm
Manufacturer	Siemens

Common applications

Three-Phase Power Distribution

Motor Protection

Control Panel Building

Industrial Machinery

Commercial Installations

Facility Management

Compatible systems

Standard DIN rail mounting systems

Also known as

Siemens 5SJ4363-7HG41-D Siemens MCB 63A 3P C

Replaces / compatible with

Compatible with Siemens 5SJ43 series accessories.

Technical note

Expert tip

The C-curve characteristic makes this breaker suitable for circuits with higher inrush currents, such as those found in motor applications, without causing nuisance tripping.

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Frequently asked questions

What is the breaking capacity of the Siemens 5SJ4363-7HG41?

The Siemens 5SJ4363-7HG41 miniature circuit breaker has a breaking capacity of 10kA. This rating indicates its ability to safely interrupt fault currents up to this level, protecting the circuit and connected equipment.