SIRIUS 3RT power contactors, size S0
Siemens SIRIUS 3RT power contactors, size S0
3-pole power contactors up to 18.5 kW at 400 V – the most widely used size in the control cabinet.
Size S0 covers 7 to 38 A at AC-3 and is 45 mm wide. Available with one or two pairs of auxiliary contacts, with screw or spring-loaded terminals, with conventional or electronic operating mechanism and with an integrated varistor. The communication-capable versions can be controlled via AS-Interface.
Parent category: Siemens SIRIUS 3RT contactors.
Product benefits
- Proven SIRIUS 3RT range from Siemens – available worldwide and maintained over decades
- Consistent modular system: auxiliary switches, surge suppressors and link modules fit across sizes
- Screw or spring-loaded terminals – spring-loaded saves assembly time and is vibration-proof
- Versions with electronic operating mechanism reduce holding power and work over a wide voltage range
- Approvals to IEC and UL/CSA, so the same plant can be operated in Europe and North America
