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Siemens 3RT1446-1AP00 AC-1 Contactor - 140A, 230V AC Coil

Siemens 3RT1446-1AP00 3-pole AC-1 power contactor.

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ManufacturerSiemens

Part number3RT1446-1AP00

Type AC-1 Contactor

Current 140A

Voltage 400V

Coil Voltage 230V AC

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AC-1 rated 140A operational current 3-pole configuration Size S3 Screw terminals 230V AC coil

Product description

The Siemens 3RT1446-1AP00 is a 3-pole AC-1 power contactor rated for 140A at 400V. It features a 230V AC coil and screw terminals, belonging to the SIRIUS 3RT1 series in Size S3. This model is phased out, with the SIRIUS 3RT2 series being its successor.

This contactor is ideal for switching non-inductive loads such as resistive heating or lighting circuits in industrial applications. It finds use in motor control, power distribution, and control panels within manufacturing, building automation, and process industries.

Stanlo Automation, a veteran-owned surplus distributor, specializes in providing obsolete and hard-to-find industrial automation parts like the Siemens 3RT1446-1AP00. We ensure competitive pricing and reliable delivery for your critical components.

Technical specifications

Type	AC-1 Contactor
Current	140A
Voltage	400V
Coil Voltage	230V AC
Poles	3
Size	S3
Terminals	Screw

Common applications

Industrial automation

Control panels

Load switching

Power distribution

Lighting control

HVAC systems

Compatible systems

SIRIUS 3RT1 accessories Industrial control systems

Also known as

SIRIUS 3RT1446-1AP00 Siemens 3-pole contactor 140 Amp AC-1 Contactor

Replaces / compatible with

This is a phased-out product. The preferred successor is the Siemens 3RT2446-1AP00.

Technical note

Expert tip

Ensure the 230V AC supply is stable for reliable operation of the coil in this Size S3 AC-1 contactor.

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Frequently asked questions

What is the coil voltage for the Siemens 3RT1446-1AP00 contactor?

The Siemens 3RT1446-1AP00 contactor operates with a 230V AC coil. This voltage energizes the coil to close the main contacts for switching AC-1 loads.