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Siemens 3RH2131-1AK60 Contactor Relay - 110/120V AC

Siemens 3RH2131-1AK60 Contactor Relay, dual voltage AC coil.

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ManufacturerSiemens

Part number3RH2131-1AK60

Contacts 3 NO + 1 NC

Coil Voltage 110V AC @ 50 Hz / 120V AC @ 60 Hz

Terminal Type Screw terminal

Frame Size S00

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CAGE: 9NK75

3 NO + 1 NC auxiliary contacts Dual voltage AC coil (110/120V) Suitable for 50 Hz and 60 Hz Screw terminal connections Frame size S00

Product description

The Siemens 3RH2131-1AK60 is a contactor relay equipped with 3 normally open (NO) and 1 normally closed (NC) auxiliary contacts. It is designed to operate on either 110V AC at 50 Hz or 120V AC at 60 Hz, offering flexibility for different power standards. This relay features screw terminals for secure connections and is built in frame size S00.

This versatile relay is suitable for a wide range of applications in North America and Europe, where both 110V/50Hz and 120V/60Hz control voltages are common. It finds use in motor control, automation systems, and general electrical control applications in industries such as manufacturing, HVAC, and building automation.

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Technical specifications

Contacts	3 NO + 1 NC
Coil Voltage	110V AC @ 50 Hz / 120V AC @ 60 Hz
Terminal Type	Screw terminal
Frame Size	S00

Common applications

Motor control

HVAC systems

Automation panels

Building automation

Industrial control

Compatible systems

Industrial control panels Automation systems HVAC control units

Also known as

Siemens 3RH2131-1AK60 relay Siemens 110/120V AC control relay Siemens dual voltage contactor relay

Replaces / compatible with

This relay is designed to replace standard Siemens contactor relays requiring 110V AC at 50 Hz or 120V AC at 60 Hz control power.

Technical note

Expert tip

The dual voltage capability simplifies inventory for integrators working in regions with different standard AC control power frequencies.

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Frequently asked questions

What frequencies are supported by the Siemens 3RH2131-1AK60 coil?

The Siemens 3RH2131-1AK60 is designed to operate reliably on a dual voltage input: 110V AC at 50 Hz, and 120V AC at 60 Hz, offering flexibility in different regions.