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Siemens 5SJ4316-8HG41 3-Pole 16A Miniature Circuit Breaker D-Curve

Siemens 5SJ4316-8HG41 3-pole 16A Miniature Circuit Breaker, D-curve.

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ManufacturerSiemens

Part number5SJ4316-8HG41

Voltage 240V

Current 16A

Poles 3

Tripping Curve D

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3-pole protection D-curve for high inrush 14kA breaking capacity UL 489 listed 70mm width Ideal for motor protection

Product description

The Siemens 5SJ4316-8HG41 is a 3-pole miniature circuit breaker featuring a D-curve tripping characteristic, making it suitable for protecting circuits with high inrush currents, such as motors. It has a rated current of 16A and a significant breaking capacity of 14kA at 240V, all in compliance with UL 489 standards. The breaker measures 70mm in width, offering a compact solution for distribution panels.

This circuit breaker is widely applied in industrial environments for safeguarding motors, transformers, and other equipment prone to high transient currents during startup. It is particularly useful in manufacturing plants, automation systems, and facilities requiring robust protection for inductive loads.

Stanlo Automation, a trusted veteran-owned distributor of surplus industrial automation parts, provides the Siemens 5SJ4316-8HG41. Secure your essential components with us and benefit from our commitment to quality, value, and efficient service to keep your industrial operations running seamlessly.

Technical specifications

Voltage	240V
Current	16A
Poles	3
Tripping Curve	D
Breaking Capacity	14kA
Standard	UL 489
Width	70mm

Common applications

Motor protection

Industrial machinery

Automation systems

Transformer circuits

High inrush current loads

Power distribution

Compatible systems

Standard DIN rail mounting systems

Also known as

Siemens 5SJ4316-8HG41 breaker Siemens D-curve breaker 3-pole 16A motor breaker

Replaces / compatible with

Replaces other Siemens 5SJ4 series breakers with D-curve and similar ratings. Verify compatibility with your specific application's requirements.

Technical note

Expert tip

The D-curve provides time-delayed tripping for inrush currents up to 10-20 times the rated current, suitable for inductive loads.

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Frequently asked questions

Why is the Siemens 5SJ4316-8HG41 breaker recommended for motor applications?

The Siemens 5SJ4316-8HG41 features a D-curve tripping characteristic. This curve is designed to handle the high inrush currents typically experienced when starting motors, providing protection without nuisance tripping.