12 A AC-3 at 400 V, Size S00
The Siemens 3RT2317-1AK60 is a SIRIUS contactor in the compact S00 frame, rated 12 A at 400 V in AC-3 duty — that's the motor-switching current for a 5.5 kW load at 400 V. The AC coil pulls in at 110 V 50 Hz or 120 V 60 Hz, so confirm your control voltage matches before wiring.
Dimensions: 45 mm wide, 58 mm high, 73 mm deep. Clearance requirements: 10 mm upward and forward, 10 mm downward, 6 mm at the sides. Main circuit terminals are screw-type, accepting 2x (0.5...1.5 mm²) solid or 2x (0.75...2.5 mm²) stranded, or 2x 4 mm². Auxiliary switch terminals accept the same wire ranges. The coil terminals are also screw-type.
