Siemens 3TK1742-0AF0 Contactor — 4-Pole, 1000A AC-1
Siemens 3TK1742-0AF0 Contactor, 4-Pole, 1000A AC-1
The Siemens 3TK1742-0AF0 is a 4-pole AC contactor rated for AC-1 duty, with a substantial current capacity of 1000 A. It features 4 normally open (NO) main contacts and 2 NO plus 2 NC auxiliary contacts, providing extensive switching and control capabilities. The contactor operates on an AC coil voltage of 110V AC at 50 Hz or 120V AC at 60 Hz, with screw terminals for connections.
This high-capacity contactor is designed for heavy-duty industrial applications, such as main power switching in large industrial plants, power distribution, and control of large electrical equipment. Its 4-pole configuration makes it suitable for switching all three phases and a neutral, or for applications requiring multiple isolated circuits.
Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3TK1742-0AF0. We provide reliable access to industrial-grade components, ensuring quality and availability for your critical applications.
| Poles | 4 |
| AC-1 Rating | 1000 A |
| Main Contacts | 4 NO |
| Auxiliary Contacts | 2 NO + 2 NC |
| Coil Voltage | 110V AC (50Hz) / 120V AC (60Hz) |
| Operation | AC |