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Siemens 3TF3300-0A Size 2 3-Pole Contactor

Siemens 3TF3300-0A Size 2, 3-pole AC-3 Contactor

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ManufacturerSiemens

Part number3TF3300-0A

Poles 3

Coil Voltage 120V AC 60Hz / 110V AC 50Hz

Power 11kW at 400/380V

Duty AC-3

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3-Pole Configuration AC-3 Duty Rating Capable of Plug-in Auxiliaries Size 2 Form Factor Reliable Siemens Construction

Product description

The Siemens 3TF3300-0A is a Size 2, 3-pole power contactor designed for AC-3 duty, with a capacity of 11kW at 400/380V. It features an AC coil operating at 120V/60Hz or 110V/50Hz and is configured without auxiliary contacts, though they can be added via plug-on blocks.

This contactor is suitable for a variety of industrial applications, including the control of medium-sized motors, power distribution, and automation systems. Its robust design ensures reliable operation in demanding environments.

Stanlo Automation, a veteran-owned distributor specializing in surplus industrial automation parts, offers the Siemens 3TF3300-0A. We are committed to providing quality components and exceptional service.

Technical specifications

Poles	3
Coil Voltage	120V AC 60Hz / 110V AC 50Hz
Power	11kW at 400/380V
Duty	AC-3
Size	2
Auxiliary Contacts	None (pluggable)

Common applications

Motor Control

Power Switching

Industrial Automation

Manufacturing Equipment

Electrical Distribution

Compatible systems

Siemens motor control centers Industrial electrical panels Automation machinery

Also known as

Siemens 3TF3300 3TF3300-0A Contactor Siemens Size 2 AC Contactor

Replaces / compatible with

This contactor is a direct replacement for other Siemens 3TF3300-0A units and can be used in systems requiring similar specifications. Compatible with Siemens 3TF series accessories.

Technical note

Expert tip

For applications requiring more than basic switching, ensure appropriate plug-on auxiliary contact blocks are selected and installed.

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Frequently asked questions

What is the power rating and coil voltage for the Siemens 3TF3300-0A contactor?

The Siemens 3TF3300-0A contactor is rated for 11kW at 400/380V and has an AC coil that operates on 120V at 60Hz or 110V at 50Hz.