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Siemens 3TF4822-0AG2 Size 4 Contactor

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ManufacturerSiemens

Part number3TF4822-0AG2

Manufacturer Siemens

Part Number 3TF4822-0AG2

Type Contactor

Size 4

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CAGE: 9NK75

Size 4 power contactor 3-pole AC-3 rating 37kW motor capacity 2NO+2NC auxiliary contacts 110V AC dual frequency coil Heavy-duty industrial design

Product description

The Siemens 3TF4822-0AG2 is a heavy-duty Size 4, 3-pole contactor designed for AC-3 motor applications, rated for 37kW at 400/380V. This model is equipped with 22 auxiliary contacts (2 normally open and 2 normally closed) and operates with a 110V AC coil, suitable for both 50Hz and 60Hz frequencies.

This contactor is engineered for demanding industrial environments, commonly used in motor starting circuits, heavy machinery, and power distribution for manufacturing and processing plants. Its robust construction ensures reliable performance and long service life.

Stanlo Automation, a veteran-owned distributor of industrial automation surplus, offers the Siemens 3TF4822-0AG2. We provide quality components and dedicated service to meet your operational needs.

Technical specifications

Manufacturer	Siemens
Part Number	3TF4822-0AG2
Type	Contactor
Size	4
Poles	3
AC-3 Rating	37kW
Voltage	400/380V
Auxiliary Contacts	22 (2NO+2NC)
Coil Voltage	110V 50/60Hz AC

Common applications

Motor control centers

Industrial machinery

Power distribution

Manufacturing automation

Heavy industry

Pump control

Compatible systems

PLC controlled systems Motor starters Industrial control panels

Also known as

Siemens 3TF4822-0AG2 Contactor 3TF48220AG2 Siemens 37kW Contactor

Replaces / compatible with

This contactor is a direct replacement for applications requiring a Size 4, 37kW, 3-pole contactor with a 110V AC coil. It is part of the Siemens 3TF series. Verify specific compatibility.

Technical note

Expert tip

The 110V AC coil is suitable for most industrial control panels, but ensure it matches the available control voltage in your system.

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Frequently asked questions

What is the power rating and coil voltage for the Siemens 3TF4822-0AG2 contactor?

The Siemens 3TF4822-0AG2 is rated for 37kW (AC-3) at 400/380V and features a 110V AC coil that is compatible with both 50Hz and 60Hz power frequencies.