Siemens 3TF46 Motor Starter Relay NEMA Size 2 100 120 VAC

Siemens 3TF46 motor starter relay is a NEMA Size 2, three‑pole contactor with a 100–120 VAC coil, designed for reliable start/stop control of 3‑phase motors in industrial control panels. As part of the Siemens 3TF family, it provides a compact, robust solution for motor control in equipment such as pumps, fans, conveyors, and compressors, where a dependable field‑installable starter is required. The 100–120 VAC coil supports standard plant control voltages, enabling straightforward integration with typical control circuits and interlocks. The NEMA Size 2 designation indicates a mid‑range footprint within Siemens’ motor starter lineup, suitable for a broad range of mid‑level motor applications while maintaining straightforward wiring and mounting in control assemblies. This model is intended to be used as part of a complete motor starting solution, often in conjunction with protective devices and compatible control wiring to ensure safe, controlled operation in automation or heavy equipment environments.