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Siemens 5SM1346-6 4-Pole Residual Current Operated Circuit Breaker

Siemens 4-Pole Residual Current Operated Circuit Breaker

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ManufacturerSiemens

Part number5SM1346-6

Type Type A

Poles 4

Nominal Current (In) 63 A

Residual Current (IΔn) 30 mA

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4-pole protection Type A RCD 63A rating 30mA sensitivity 400V AC Finger and back-of-hand safe

Product description

The Siemens 5SM1346-6 is a 4-pole residual current operated circuit breaker (RCCB) of Type A. It is rated for a nominal current (In) of 63 A and a residual current (IΔn) of 30 mA, with a rated operational voltage (Un AC) of 400 V. This circuit breaker provides essential protection against electric shock.

This RCCB is vital for ensuring electrical safety in residential, commercial, and industrial installations, protecting circuits from earth faults and leakage currents. It is commonly used in distribution boards to enhance safety, especially in areas with higher risk of electric shock.

Stanlo Automation, a veteran-owned supplier, offers this Siemens 5SM1346-6 with the assurance of quality and reliability. Trust us for your surplus industrial parts needs.

Technical specifications

Type	Type A
Poles	4
Nominal Current (In)	63 A
Residual Current (IΔn)	30 mA
Rated Voltage (Un AC)	400 V
Dimensions	D=55mm

Common applications

Residential Electrical Panels

Commercial Buildings

Industrial Distribution Boards

Motor Protection

Lighting Circuits

Compatible systems

Standard 400V AC electrical systems

Also known as

Siemens 5SM1346-6 RCCB Siemens 63A 4-pole RCD Type A 400V Circuit Breaker

Replaces / compatible with

This is a discontinued product. The successor type is 5SV3346-6 D70mm.

Technical note

Expert tip

While this is a Type A RCD, for specific sensitive electronic equipment, a Type B RCD might be necessary.

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Frequently asked questions

What type of residual current protection does the Siemens 5SM1346-6 offer?

The Siemens 5SM1346-6 is a Type A residual current operated circuit breaker. This means it detects pulsating DC fault currents in addition to AC fault currents, offering broader protection.