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Siemens 5SY4210-7 2-Pole Miniature Circuit Breaker, 10A

Siemens 5SY4210-7 2-pole miniature circuit breaker, 10A, 400V, 10kA, Type C.

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ManufacturerSiemens

Part number5SY4210-7

Poles 2

Voltage Rating 400 V

Breaking Capacity 10 kA

Tripping Characteristic Type C

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2-Pole Design 10kA Breaking Capacity Type C Characteristic 400V Rated Voltage 10A Current Rating Reliable Overcurrent Protection

Product description

The Siemens 5SY4210-7 is a high-performance miniature circuit breaker (MCB) designed for reliable overcurrent protection in electrical installations. This 2-pole breaker operates at 400V, offers a breaking capacity of 10kA, and features a Type C tripping characteristic, making it suitable for circuits with moderate inductive loads. The rated current is 10A, and it has a standard width of 70mm (D=70 mm).

This MCB is commonly used in residential, commercial, and industrial applications to protect wiring and equipment from damage caused by short circuits and overloads. Its Type C characteristic provides enhanced protection for inductive loads such as motors and transformers, preventing nuisance tripping during startup surges while still offering safety.

Stanlo Automation, a veteran-owned distributor of surplus industrial parts, offers the Siemens 5SY4210-7 circuit breaker. We provide a cost-effective way to source essential electrical components, ensuring your systems are protected. Rely on Stanlo Automation for quality surplus breakers and dependable service.

Technical specifications

Poles	2
Voltage Rating	400 V
Breaking Capacity	10 kA
Tripping Characteristic	Type C
Rated Current	10 A
Width	70 mm

Common applications

Residential Electrical Panels

Commercial Building Distribution

Industrial Control Panels

Motor Circuit Protection

Lighting Circuits

General Power Distribution

Compatible systems

Standard DIN rail mounting Compatible with Siemens distribution boards and enclosures

Also known as

Siemens 5SY4 MCB 2-pole circuit breaker 10A 5SY42107

Replaces / compatible with

This circuit breaker replaces older models with similar specifications for 2-pole, 10A, Type C protection up to 400V and 10kA.

Technical note

Expert tip

The Type C tripping characteristic is suitable for loads with moderate inrush currents, such as fluorescent lighting or small motors, providing a balance between protection and avoiding nuisance tripping.

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Frequently asked questions

What is the breaking capacity of the Siemens 5SY4210-7 circuit breaker?

The Siemens 5SY4210-7 miniature circuit breaker has a breaking capacity of 10 kA (kiloamperes). This indicates its ability to safely interrupt fault currents up to this level without causing damage to the device or the electrical system.