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Siemens 3RH2140-1AN20 4 NO Contactor Relay - 220V AC

Siemens 3RH2140-1AN20 Contactor Relay with 4 NO contacts.

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ManufacturerSiemens

Part number3RH2140-1AN20

Type Contactor Relay

Contacts 4 NO

Coil Voltage 220V AC

Frequency 50/60 Hz

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12-month warranty

All units tested

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Same-day dispatch

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Worldwide delivery

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Veteran-owned

CAGE: 9NK75

4 normally open contacts 220V AC coil Screw terminals Frame size S00 SIRIUS quality and reliability

Product description

The Siemens 3RH2140-1AN20 is a 4 NO contactor relay from the reliable 3RH21 series, designed for 220V AC operation. It features standard screw terminals for secure and efficient wiring and is housed in the compact S00 frame size, consistent with Siemens' quality SIRIUS components.

This relay is a common choice for general-purpose switching applications in industrial control panels, motor control circuits, and automation systems where a 220V AC coil voltage is utilized. The four normally open contacts allow for simultaneous control of multiple circuits.

Stanlo Automation, a veteran-owned provider of surplus industrial automation parts, offers the Siemens 3RH2140-1AN20. We are dedicated to supplying quality components and reliable service to ensure your operational continuity.

Technical specifications

Type	Contactor Relay
Contacts	4 NO
Coil Voltage	220V AC
Frequency	50/60 Hz
Terminals	Screw
Frame Size	S00

Common applications

Industrial control panels

Motor control

Automation systems

Lighting control

General switching

Compatible systems

Industrial control panels 220V AC control circuits Automation systems

Also known as

Siemens 3RH2140-1AN20 SIRIUS Contactor Relay

Replaces / compatible with

This relay can replace existing Siemens contactor relays with 220V AC coils and 4 NO contacts or be integrated into new panel designs.

Technical note

Expert tip

The 220V AC coil voltage for the 3RH2140-1AN20 is common in many industrial power systems, making it a versatile choice for control applications.

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Frequently asked questions

What is the typical use case for a Siemens 3RH2140-1AN20 220V AC contactor relay?

The Siemens 3RH2140-1AN20 is frequently used in industrial control panels to switch multiple loads simultaneously when energized by a 220V AC control signal. This includes applications such as controlling auxiliary circuits for motor starters, managing lighting circuits, or acting as an interface in larger automation systems.