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Siemens 5SY6125-7 Miniature Circuit Breaker - 25A, 1-Pole, Type C

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ManufacturerSiemens

Part number5SY6125-7

Poles 1

Current Rating 25A

Voltage Rating 230/400V AC

Breaking Capacity 6kA

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1-Pole Configuration Type C Tripping Curve 6kA Breaking Capacity DIN Rail Mountable SENTRON Series Reliable Overcurrent Protection

Product description

The Siemens 5SY6125-7 is a 1-pole miniature circuit breaker designed for reliable overcurrent protection. It features a 25A current rating and a Type C tripping characteristic, making it suitable for a variety of industrial, commercial, and residential applications that may encounter moderate inrush currents.

With a breaking capacity of 6kA at 230/400V AC, this circuit breaker provides robust protection for electrical installations against overloads and short circuits. Its compact design and standard DIN rail mounting allow for straightforward integration into control panels and distribution systems.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 5SY6125-7. We are committed to providing quality components and efficient service to keep your operations running smoothly.

Technical specifications

Poles	1
Current Rating	25A
Voltage Rating	230/400V AC
Breaking Capacity	6kA
Tripping Characteristic	Type C
Mounting	DIN Rail
Protection Class	IP20

Common applications

Industrial Control Panels

Commercial Electrical Systems

Distribution Boards

Machine Protection

General Wiring Protection

Compatible systems

Industrial control systems; Electrical distribution panels

Also known as

Siemens 5SY61257 MCB 5SY6125-7 Siemens C25A breaker

Replaces / compatible with

This circuit breaker can replace older Siemens 5SY6 series 25A Type C models and is compatible with Siemens accessories.

Technical note

Expert tip

The Type C characteristic provides a magnetic trip range of 5-10x nominal current, offering suitable protection for circuits with moderate inductive loads.

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Frequently asked questions

What is the breaking capacity of the Siemens 5SY6125-7 circuit breaker?

The Siemens 5SY6125-7 circuit breaker has a breaking capacity of 6kA according to EN 60898 at 230/400V. This ensures it can safely interrupt fault currents in common electrical installations.