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Siemens 5SY4203-7 Miniature Circuit Breaker - 3A, 2-Pole, Type C

Siemens 5SY4203-7 miniature circuit breaker, 2-pole, 3A, Type C.

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ManufacturerSiemens

Part number5SY4203-7

Poles 2

Current Rating 3A

Tripping Characteristic C

Breaking Capacity 10kA

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Veteran-owned

CAGE: 9NK75

2-pole design Type C tripping curve 10kA short-circuit rating 3A current rating Compact 70mm width

Product description

The Siemens 5SY4203-7 is a 2-pole miniature circuit breaker designed for reliable overcurrent protection. It features a 3A rated current, a Type C tripping characteristic, and a 10kA breaking capacity at 400V. The physical dimension is 70 mm in width.

This breaker is suitable for a variety of applications including protecting lighting circuits, control circuits, and smaller motor applications where a 3A rating and Type C response are required. It offers robust protection against overloads and short circuits.

Stanlo Automation, a veteran-owned supplier, offers the Siemens 5SY4203-7 and a vast inventory of industrial automation surplus parts. We are committed to providing high-quality components and exceptional service to meet your automation needs.

Technical specifications

Poles	2
Current Rating	3A
Tripping Characteristic	C
Breaking Capacity	10kA
Voltage Rating	400V
Width	70mm
Series	5SY4

Common applications

Lighting Circuits

Control Circuits

Small Motor Protection

Electronics

Distribution Systems

Compatible systems

Siemens 5SY Series accessories

Also known as

Siemens 5SY42037 5SY4 3A breaker Siemens 2-pole Type C MCB

Replaces / compatible with

Compatible with Siemens 5SY series accessories.

Technical note

Expert tip

This 3A, 2-pole Type C breaker is ideal for protecting sensitive electronic circuits and control systems from overloads and short circuits.

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Frequently asked questions

What is the tripping range for the Siemens 5SY4203-7 Type C breaker?

The Siemens 5SY4203-7 with a Type C characteristic will trip between 5 to 10 times its rated current of 3A. This makes it suitable for circuits with moderate inrush currents, like those found in lighting or control applications.