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Siemens 3RT1017-1AP02 SIRIUS 3RT Power Contactor

Siemens 3RT1017-1AP02 3-pole AC Power Contactor

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ManufacturerSiemens

Part number3RT1017-1AP02

Type Power Contactor

Manufacturer Siemens

Series SIRIUS 3RT

Part Number 3RT1017-1AP02

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AC-3 Rated Current 12A 5.5 kW Power 3-Pole 1 Normally Closed Auxiliary Contact 230V AC Coil Size S00

Product description

The Siemens 3RT1017-1AP02 is a 3-pole power contactor from the SIRIUS 3RT family, rated for AC-3 applications at 12A and 5.5 kW (400V). This model features one normally closed (NC) auxiliary contact and uses a 230V AC coil, operating at 50/60 Hz. It is a Size S00 unit with screw terminals.

This power contactor is designed for control circuits requiring a normally closed auxiliary contact, often used for signaling, interlocking, or safety functions in addition to main power switching. Applications span motor control, automation systems, and general industrial equipment requiring precise switching sequences.

Stanlo Automation, a veteran-owned surplus parts distributor, specializes in providing industrial automation components. We ensure that hard-to-find and phased-out parts like the Siemens 3RT1017-1AP02 are accessible, offering value and reliability for your MRO requirements.

Technical specifications

Type	Power Contactor
Manufacturer	Siemens
Series	SIRIUS 3RT
Part Number	3RT1017-1AP02
AC-3 Current	12 A
Power	5.5 kW @ 400 V
Poles	3
Auxiliary Contacts	1 NC
Coil Voltage	230 V AC
Frequency	50/60 Hz
Size	S00
Terminals	Screw

Common applications

Motor Control

Industrial Automation

Control Circuits

Safety Interlocks

Signaling Systems

Machine Control

Compatible systems

Siemens 3RT overload relays SIRIUS modular system components

Also known as

Siemens 3RT1017-1AP02 Contactor SIRIUS 3RT1017-1AP02 Siemens 230V AC NC Contactor

Replaces / compatible with

This part is a phased-out product. The preferred successor is the Siemens SIRIUS 3RT2017-1AP02.

Technical note

Expert tip

The NC auxiliary contact on the 3RT1017-1AP02 is essential for implementing safety circuits, as it will open the circuit when the contactor is energized.

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Frequently asked questions

What is the function of the NC contact on the Siemens 3RT1017-1AP02?

The 3RT1017-1AP02 features one normally closed (NC) auxiliary contact, which is open when the contactor coil is energized and closed when de-energized. This is useful for safety interlocks or status indication circuits.