3RT2017-1AD01

The 3RT2017-1AD01 is a Siemens SIRIUS S00 frame AC contactor, AC-3 specification 12A/5.5kW/400V, with a 42V AC coil. It is a low-voltage design and features a built-in 1NO auxiliary contact, making it suitable for use in safety circuits.

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Siemens 3RT2017-1AD01 AC Contactor 42V AC Coil 1NO Auxiliary Contact

Product Positioning

The 3RT2017-1AD01 is a Siemens SIRIUS S00 frame AC contactor, rated at 12A AC-3, capable of controlling a 5.5kW three-phase motor load at 400V. The coil voltage is 42V AC, universal for 50/60Hz, featuring a low-voltage safety design. It has one set of normally open (1NO) auxiliary contacts, suitable for use with safety circuits, HMI button circuits, or control panels requiring reduced operating voltage risks. Both the main and auxiliary circuits use screw terminal connections and comply with multiple international safety certifications including CE, UL, CSA, and CCC. Kenxin Motors is an authorized Siemens distributor, providing genuine Siemens products and selection services.

Core Product Advantages and Features

42V AC low voltage coil

The coil voltage is 42V, 50/60Hz, which is a safe extra-low voltage level, reducing operation and maintenance risks.

Built-in 1NO auxiliary contact

Standard configuration includes one set of normally open auxiliary contacts, which can be used for operation indication or signal feedback.

12A/5.5kW main circuit

The AC-3 rated current is 12A, and it can directly control a 5.5kW three-phase motor load at 400V.

Multiple international certifications

Certified by CE, UL, CSA, CCC, etc., meeting international safety regulations and export requirements.

project	Specification
Product Type	Siemens SIRIUS 3RT2 Series AC Contactors
model	3RT2017-1AD01
Extreme number	3-pole (3P)
Casing size	S00
Rated operating current (AC-3, 400V)	12 A
Rated power (AC-3, 400V)	5.5 kW
coil voltage	42 V AC, 50/60 Hz
auxiliary contacts	1 NO (Normal Open)
Terminal type	Screw terminals
Rated insulation voltage	690 V AC
Rated impulse withstand voltage	6 kV
Certification	CE, UL, CSA, CCC
External dimensions (width x depth x height)	45 x 73 x 58 mm
Operating ambient temperature	-25°C ~ +60°C

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