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Siemens 3TF4022-0A Power Contactor - 12A, 230V AC Coil

Siemens 3-pole power contactor, 12A rating.

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ManufacturerSiemens

Part number3TF4022-0A

Type Power Contactor

Poles 3

Rated Operational Current (AC-3) 12A

Coil Voltage 230V AC

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3-pole configuration 12A AC-3 rating 230V AC coil Robust Siemens quality Suitable for motor control DIN rail mountable (check accessory)

Product description

The Siemens 3TF4022-0A is a 3-pole power contactor designed for switching power circuits, particularly for controlling motors. It has a rated operational current of 12A at AC-3 duty, making it suitable for a wide range of industrial applications. This contactor features a 230V AC coil for reliable operation and comes with auxiliary contacts for control and signaling circuits.

This contactor is commonly used in motor starters, power distribution systems, and control panels within industries such as manufacturing, HVAC, and material handling. Its robust design ensures long service life and dependable performance for frequent switching operations.

Stanlo Automation, a veteran-owned supplier of industrial surplus parts, offers the Siemens 3TF4022-0A. We provide quality, tested components to help you maintain your equipment efficiently and cost-effectively. Trust Stanlo Automation for your industrial control needs.

Technical specifications

Type	Power Contactor
Poles	3
Rated Operational Current (AC-3)	12A
Coil Voltage	230V AC
Frequency	50/60 Hz
Auxiliary Contacts	Varies (check specific model config)

Common applications

Motor Control

Power Distribution

HVAC Systems

Material Handling

Industrial Automation

Control Panels

Compatible systems

Siemens Motor Starters Control Panels Industrial Automation Systems

Also known as

Siemens 12A Contactor 3TF40 Contactor Siemens 230V AC Contactor

Replaces / compatible with

Direct replacement for other Siemens 3TF40 series contactors with the same electrical ratings.

Technical note

Expert tip

Ensure the coil voltage (230V AC) is correctly supplied for proper operation. Overloading beyond the 12A AC-3 rating can lead to premature failure.

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Frequently asked questions

What is the maximum AC-3 current rating for the Siemens 3TF4022-0A contactor?

The Siemens 3TF4022-0A contactor has a rated operational current of 12A under AC-3 duty. This rating is suitable for controlling motor loads where direct-on-line starting or similar switching conditions apply.