Home › Manufacturers › Siemens › 3RT2017-2BB42

Siemens

Siemens 3RT2017-2BB42 Power Contactor — 12A, 5.5kW, 24V DC, 1 NC

Siemens 3RT2017-2BB42 3-pole power contactor with 24V DC coil, 1 NC.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RT2017-2BB42

Current 12A

Power 5.5 kW / 400 V

Poles 3

Coil Voltage 24 V DC

Get a price for 3RT2017-2BB42

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

AC-3e/AC-3 rated 5.5 kW @ 400V 24V DC Coil 1 NC Auxiliary Contact Spring-loaded Terminal Connections Frame Size S00

Product description

The Siemens 3RT2017-2BB42 is a 3-pole power contactor suitable for AC-3e/AC-3 applications, rated to handle 12A and 5.5kW at 400V. It features a 24V DC coil and is equipped with one normally closed (NC) auxiliary contact. The unit utilizes spring-loaded terminals for quick and secure installation and has a frame size of S00.

This contactor is ideal for motor control applications, power switching, and integration into automated systems, particularly where a DC control voltage is preferred or required. It is commonly found in machine building, industrial automation, and control panel construction.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3RT2017-2BB42. We are committed to providing reliable and cost-effective solutions to keep your operations running smoothly. Trust Stanlo Automation for your critical automation components.

Technical specifications

Current	12A
Power	5.5 kW / 400 V
Poles	3
Coil Voltage	24 V DC
Auxiliary Contacts	1 NC
Terminals	Spring-loaded
Frame Size	S00
Duty	AC-3e/AC-3

Common applications

Motor Control

Industrial Automation

Control Panels

Machine Building

Power Switching

Safety Circuits

Compatible systems

Industrial Control Panels PLC Control Systems Automation Equipment

Also known as

Siemens 3RT2017-2BB42 Contactor 3RT2017-2BB42 Siemens Siemens 24V DC Contactor S00

Replaces / compatible with

This Siemens 3RT20 series contactor is designed to replace similar Siemens 3RT2017 models with 24V DC coils and a 1 NC auxiliary contact, ensuring seamless integration into existing systems.

Technical note

Expert tip

The spring-loaded terminals on this contactor offer a reliable connection, especially in applications subject to vibration or frequent maintenance.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What type of auxiliary contact is included with the Siemens 3RT2017-2BB42?

The Siemens 3RT2017-2BB42 power contactor includes one normally closed (NC) auxiliary contact. This can be used for signaling or interlock functions in control circuits.