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Siemens 3RH2422-1AF00 Latched Contactor Relay — 2 NO + 2 NC, 110V AC

Siemens 3RH2422-1AF00 Latched Contactor Relay with 2 NO + 2 NC contacts.

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ManufacturerSiemens

Part number3RH2422-1AF00

Contacts 2 NO + 2 NC

Coil Voltage 110V AC

Terminal Type Screw

Frame Size S00

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CAGE: 9NK75

Latched Operation 2 Normally Open Contacts 2 Normally Closed Contacts 110V AC Coil Screw Terminals Compact Size S00

Product description

The Siemens 3RH2422-1AF00 is a latched contactor relay, offering stable switching states without continuous coil energization. It is equipped with 2 normally open (NO) and 2 normally closed (NC) contacts, a 110V AC coil, and convenient screw terminals for secure wiring. This unit belongs to the 3RH2 series, known for its reliability and compact design.

This latched relay is particularly useful in applications where power saving or maintaining a state without continuous power draw is essential, such as in lighting control, automated gates, or signaling systems. It finds applications in building automation, industrial control, and HVAC systems.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3RH2422-1AF00. We provide quality, tested surplus components to help you maintain and upgrade your automation equipment cost-effectively.

Technical specifications

Contacts	2 NO + 2 NC
Coil Voltage	110V AC
Terminal Type	Screw
Frame Size	S00
Operation	Latched

Common applications

Latched Control

Building Automation

Industrial Control

HVAC Systems

Lighting Control

Gate Control

Compatible systems

Siemens 3RT2 Contactors Siemens 3RH2 Series Components

Also known as

Siemens 3RH2 Latched Relay 3RH2422 AC

Replaces / compatible with

This latched contactor relay is designed for applications requiring a maintained switching state. It is compatible with Siemens 3RT2 contactors and other 3RH2 series accessories.

Technical note

Expert tip

The latched function allows this relay to hold its state without continuous power, making it suitable for applications where energy saving or state retention is critical.

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Frequently asked questions

What is the operating voltage for the Siemens 3RH2422-1AF00?

The Siemens 3RH2422-1AF00 operates with a coil voltage of 110V AC at 50/60 Hz. Ensure this voltage is supplied for proper function of the latched relay.