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Siemens 3RT2017-2KB41 Contactor — 12A, 5.5kW, 24V DC, 1 NO

Siemens 3RT2017-2KB41 3-pole power contactor with 24V DC coil, 1 NO.

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ManufacturerSiemens

Part number3RT2017-2KB41

Current 12A

Power 5.5 kW / 400 V

Poles 3

Coil Voltage 24 V DC

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AC-3e/AC-3 rated 5.5 kW @ 400V 24V DC Coil Integrated Suppressor Diode 1 NO Auxiliary Contact Spring-loaded Terminal Connections

Product description

The Siemens 3RT2017-2KB41 is a 3-pole power contactor suitable for AC-3e/AC-3 applications, rated for 12A and 5.5kW at 400V. It features a 24V DC coil with an operating range of 0.7-1.25* Uc and includes an integrated suppressor diode for transient suppression. This model is equipped with one normally open (NO) auxiliary contact and uses spring-loaded terminals for quick and secure installation. The frame size is S00, making it suitable for PLC outputs.

This contactor is ideal for motor control, power switching, and integration into automation systems where a 24V DC coil is standard. It is commonly utilized in machine building, control panel manufacturing, and industrial automation solutions.

As a veteran-owned surplus parts distributor, Stanlo Automation offers the Siemens 3RT2017-2KB41. We are dedicated to providing high-quality, reliable industrial automation components at competitive prices. Trust Stanlo Automation for your critical parts needs to ensure operational continuity.

Technical specifications

Current	12A
Power	5.5 kW / 400 V
Poles	3
Coil Voltage	24 V DC
Auxiliary Contacts	1 NO
Terminals	Spring-loaded
Frame Size	S00
Duty	AC-3e/AC-3
Features	Integrated Suppressor Diode

Common applications

Motor Control

Industrial Automation

PLC Outputs

Control Panels

Machine Building

Power Switching

Compatible systems

PLC Outputs Industrial Control Systems Automation Equipment

Also known as

Siemens 3RT2017-2KB41 Contactor 3RT2017-2KB41 Siemens Siemens S00 Contactor 24V DC

Replaces / compatible with

This Siemens 3RT20 series contactor is designed to replace other 3RT2017 models with 24V DC coils and a 1 NO auxiliary contact, offering seamless integration into existing SIRIUS systems.

Technical note

Expert tip

The spring-loaded terminals offer a reliable and fast connection, especially beneficial in control panels where space and installation time are critical factors.

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Frequently asked questions

Does the Siemens 3RT2017-2KB41 have surge protection?

Yes, the Siemens 3RT2017-2KB41 features an integrated suppressor diode, which helps to protect the coil and connected control circuitry from voltage spikes when the coil is de-energized.