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Siemens 3TF5122-0AP0 Size 6 3-Pole Contactor - 75kW, Dual Voltage Coil

Siemens Size 6, 3-Pole AC Contactor, 75kW, with dual AC voltage coil and 2NO+2NC aux contacts.

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ManufacturerSiemens

Part number3TF5122-0AP0

Part Number 3TF5122-0AP0

Manufacturer Siemens

Type Contactor

Size 6

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3-Pole AC-3 Contactor 75kW Power Rating Dual AC Coil Voltage (50/60Hz) 2NO + 2NC Auxiliary Contacts Size 6 Frame High-Power Industrial Switching

Product description

The Siemens 3TF5122-0AP0 is a Size 6, 3-pole AC-3 Contactor built for high-power industrial switching applications. It boasts a significant power rating of 75kW at 400/380V and is equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts. This model features an AC coil with dual voltage compatibility: 230/220V at 50Hz and 276/264V at 60Hz.

This contactor is designed for controlling larger motors, switching high-capacity loads, and managing power in demanding industrial environments. It finds application in sectors requiring substantial power control, such as heavy manufacturing, large-scale material handling, and industrial processing.

Stanlo Automation, your trusted veteran-owned source for surplus industrial automation parts, offers the Siemens 3TF5122-0AP0. We provide access to reliable, high-performance components at competitive prices, ensuring your operations continue without interruption.

Technical specifications

Part Number	3TF5122-0AP0
Manufacturer	Siemens
Type	Contactor
Size	6
Poles	3
AC-3 Rating	75kW
Voltage	400/380V
Auxiliary Contacts	2NO+2NC
Coil Voltage	AC 230/220V 50Hz, AC 276/264V 60Hz
Operation	AC

Common applications

Large Motor Control

High-Capacity Load Switching

Industrial Power Management

Manufacturing Machinery

Automation Systems

Heavy Industry

Compatible systems

Designed for integration into industrial control systems requiring a higher power capacity contactor with flexible dual AC coil voltage input.

Also known as

Siemens 3TF5122-AP0 3TF5122 Siemens Size 6 Contactor 75kW

Replaces / compatible with

This contactor is part of the Siemens 3TF series and is suited for higher power applications than the 3TF50xx series. Consult Siemens documentation for precise replacement guidance.

Technical note

Expert tip

The higher power rating of this Size 6 contactor makes it suitable for starting larger squirrel-cage motors or switching heavy industrial loads.

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Frequently asked questions

What is the power rating and coil voltage for the Siemens 3TF5122-0AP0 contactor?

The Siemens 3TF5122-0AP0 is a Size 6 contactor with a 75kW (AC-3) power rating. It features a dual AC coil voltage, operating at 230/220V AC for 50Hz and 276/264V AC for 60Hz.