3RT2017-1AF02

Siemens 3RT2017-1AF02 AC contactor, 110V AC coil, 1NC auxiliary contact
Siemens 3RT2017-1AF02 AC contactor, 110V AC coil, 1NC auxiliary contact

The 3RT2017-1AF02 is a Siemens SIRIUS S00 frame AC contactor, AC-3 specification 12A/5.5kW/400V, 110V AC coil equipped with one set of normally closed auxiliary contacts, suitable for safety interlock or abnormal power failure reporting circuits.

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Siemens 3RT2017-1AF02 AC contactor, 110V AC coil, 1NC auxiliary contact
Product Positioning

The 3RT2017-1AF02 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 110V AC, and it has one set of normally closed (1NC) auxiliary contacts, suitable for power failure alarms, abnormal reports, or safety interlock circuits requiring normally closed signals. Both the main and auxiliary circuits feature screw terminals, allowing direct mounting on a 35mm standard DIN rail, and have a mechanical life of 30 million operating cycles. Kenxin Motors is an authorized Siemens distributor, providing genuine products and readily available stock.

Core Product Advantages and Features
110V AC coil
The coil has a rated voltage of 110V, suitable for 110V control circuits in common industrial power distribution systems in Taiwan.
1NC normally closed auxiliary contact
When activated, the contacts open, making it suitable for power failure alarms, interlock protection, or abnormal 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.
Long life stable design
Mechanical life of 30 million cycles, rated insulation voltage of 690V AC, suitable for continuous operation.
project Specification
Product Type Siemens SIRIUS 3RT2 Series AC Contactors
model 3RT2017-1AF02
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 110 V AC
auxiliary contacts 1 NC (normally closed)
Terminal type Screw terminals
Rated insulation voltage 690 V AC
Mechanical life 30 million cycles
External dimensions (width x depth x height) 45 x 73 x 58 mm
net weight Approximately 0.23 kg
Protection level IP20
Operating ambient temperature -25°C ~ +60°C

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