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Siemens 3TF4722-0AP0 3-Pole Power Contactor

Siemens 3TF4722-0AP0 Size 3, 3-pole power contactor.

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ManufacturerSiemens

Part number3TF4722-0AP0

Size 3

Poles 3

Rating 30 kW AC-3 (400/380V)

Auxiliary Contacts 2 NO + 2 NC

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Veteran-owned

CAGE: 9NK75

Size 3 rating 3-pole configuration 30 kW AC-3 capacity 2 NO + 2 NC auxiliary contacts 230V AC coil voltage Robust industrial design

Product description

The Siemens 3TF4722-0AP0 is a robust Size 3, 3-pole power contactor designed for AC-3 applications. It is rated for 30 kW at 400/380V and features a high-capacity auxiliary contact block with 2 Normally Open (NO) and 2 Normally Closed (NC) contacts. The contactor coil operates on 230/220V AC at 50 Hz or 276/264V AC at 60 Hz.

This contactor is suitable for frequent switching of motors, transformers, capacitor banks, and other inductive or resistive loads in industrial settings. Its reliable construction ensures long service life in demanding applications such as motor control centers, power distribution, and machine control.

Stanlo Automation, a veteran-owned distributor, offers the Siemens 3TF4722-0AP0 power contactor. Secure your essential electrical components from Stanlo and ensure the reliability of your industrial systems.

Technical specifications

Size	3
Poles	3
Rating	30 kW AC-3 (400/380V)
Auxiliary Contacts	2 NO + 2 NC
Coil Voltage	230/220V AC (50Hz), 276/264V AC (60Hz)
Operation	AC

Common applications

Motor control

Power distribution

Industrial machinery

Control panels

HVAC systems

Compatible systems

Standard control circuits Motor starters Load feeders Industrial control panels

Also known as

Siemens 3TF4722 Contactor 3TF47220AP0 Siemens 30kW Contactor

Replaces / compatible with

This contactor is a standard component for motor starting and load switching in industrial power circuits.

Technical note

Expert tip

Ensure the coil voltage (230/220V AC) is correctly applied to prevent damage to the contactor's coil.

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Frequently asked questions

What is the auxiliary contact configuration of the Siemens 3TF4722-0AP0 contactor?

The Siemens 3TF4722-0AP0 contactor comes equipped with a block of 22 auxiliary contacts, providing 2 Normally Open (NO) and 2 Normally Closed (NC) contacts. These are useful for control signaling and interlocking circuits.