Siemens 3RT1456-6PF35 SIRIUS Contactor — Size S6, 96-127 V AC/DC Coil
The contactor measures 172 mm high, 140 mm wide, and 170 mm deep, mounting via screw fixing with a single 9 mm hole. It accepts stranded power conductors from 25 to 120 mm², and solid/stranded control wiring from 0.5 to 4 mm². Operating time is 80-90 ms on both AC and DC pick-up, with an arcing time of 10-15 ms. The coil holds at 96-127 V; pick-up threshold is 0.8 to 1.1 times rated value. Mechanical life is rated at 10 million operations typical. Operating temperature range is -25 to +60 °C; storage range is -55 to +80 °C.
Mounting and Clearance
Mounting position is flexible: vertical mounting surface with +/-90° rotation, and +/-22.5° tilt front-to-back. Required clearances: 10 mm upwards, 10 mm downwards, 10 mm at the side, and 20 mm forwards. The contactor accepts up to 4 attachable auxiliary switch blocks, and comes with one built-in auxiliary switch (1 NO + 1 NC configuration).
Auxiliary Contact Ratings
Auxiliary contact current ratings vary by voltage: 10 A at 24 V, 2 A at 48 V, 2 A at 60 V, 1 A at 110 V, 0.9 A at 125 V, 0.3 A at 220 V, and 6 A at 230 V.