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Siemens 5SV4344-0 4-Pole AC Type Residual Current Circuit Breaker

Siemens 5SV4344-0 4-pole AC Type Residual Current Circuit Breaker

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ManufacturerSiemens

Part number5SV4344-0

Poles 4

Type AC

Rated Current (In) 40 A

Residual Current 30 mA

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CAGE: 9NK75

4-pole design Type AC residual current detection 40 A current rating 30 mA sensitivity 400 V AC operational voltage Residual current protection

Product description

The Siemens 5SV4344-0 is a 4-pole residual current operated circuit breaker (RCD) designed for reliable protection against electric shock and fire hazards. It features a Type AC characteristic, with a rated current (In) of 40 A and a residual current sensitivity of 30 mA. The device operates at a rated AC voltage (Un AC) of 400 V, offering robust safety for electrical installations.

This circuit breaker is suitable for a wide range of applications, including residential, commercial, and industrial settings, providing essential protection in distribution boards and control panels. Its primary function is to detect earth faults and immediately disconnect the power supply, preventing dangerous situations. It is crucial to observe national installation regulations when deploying this device.

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Technical specifications

Poles	4
Type	AC
Rated Current (In)	40 A
Residual Current	30 mA
Rated Voltage (Un AC)	400 V

Common applications

Residential electrical systems

Commercial building safety

Industrial control panels

Distribution boards

Load protection

Electrical safety

Compatible systems

Distribution boards Control panels Electrical installations

Also known as

Siemens 5SV4344-0 RCD 40A 30mA 400V RCD Siemens Residual Current Breaker

Replaces / compatible with

This device is designed to meet current safety standards. Consult manufacturer documentation for specific replacement compatibility.

Technical note

Expert tip

Ensure that national installation regulations are strictly followed, as the use of these devices may not be permitted in all countries.

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Frequently asked questions

What is the rated current and sensitivity of the Siemens 5SV4344-0?

The Siemens 5SV4344-0 has a rated current (In) of 40 A and a residual current sensitivity of 30 mA. This combination ensures it trips quickly to protect against electrical shocks and fires caused by earth faults.