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Siemens 5SL4202-8 2-Pole D-Curve Miniature Circuit Breaker - 2A

Siemens 5SL4202-8 2-pole miniature circuit breaker

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ManufacturerSiemens

Part number5SL4202-8

Voltage 400V

Current 2A

Poles 2

Breaking Capacity 10kA

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Veteran-owned

CAGE: 9NK75

2-pole design D-curve tripping characteristic 10kA breaking capacity High inrush current handling Robust Siemens construction

Product description

The Siemens 5SL4202-8 is a 2-pole miniature circuit breaker engineered for robust overcurrent protection. It incorporates a D-curve tripping characteristic, designed for circuits with high inrush currents such as motors or transformers, and is rated for 400V with a 10kA breaking capacity. This model is rated at 2 Amperes.

This circuit breaker is essential for protecting electrical installations where high transient currents are expected. Applications include motor control circuits, transformer circuits, and other inductive loads that typically exhibit significant inrush. It is widely used in industrial automation, machine building, and heavy-duty commercial electrical systems.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 5SL4202-8 to meet your demanding industrial needs. We ensure quality and availability, helping you maintain operational continuity and efficiency with dependable automation components.

Technical specifications

Voltage	400V
Current	2A
Poles	2
Breaking Capacity	10kA
Curve	D

Common applications

Motor starting circuits

Transformer protection

Industrial machinery

Heavy inductive loads

Machine tool applications

Compatible systems

Standard DIN rail mounting systems

Also known as

Siemens 5SL4202-8 breaker 5SL4 series 2A D-curve Siemens industrial breaker

Replaces / compatible with

This part is a direct replacement for other Siemens 5SL4 series breakers with identical specifications. Confirm compatibility for specific motor or transformer protection needs.

Technical note

Expert tip

The D-curve breaker is essential for applications where the starting current can be 10-20 times the rated current.

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Frequently asked questions

What type of loads is the Siemens 5SL4202-8 suitable for?

The Siemens 5SL4202-8, with its D-curve characteristic, is specifically designed for loads that exhibit high inrush currents. This includes motors, transformers, and other inductive equipment, where a higher trip threshold is necessary to prevent nuisance tripping during startup.