3TF6933-1QG7 SIEMENS

The 3TF6933-1QG7 Siemens contactor is a robust and reliable switching device designed for demanding industrial applications. As a Size 14 contactor, it boasts a 3-pole configuration, making it suitable for controlling three-phase circuits. It is specifically rated for AC-3 duty, with a substantial power handling capacity of 450 kW at 400/380 V (690 V). The integrated auxiliary switch block features a 33 configuration, providing 3 normally open (3NO) and 3 normally closed (3NC) contacts for versatile control and feedback signaling. This contactor incorporates a rectifier bridge, streamlining the integration with reversing contactors like the 3TC44 series. It is designed for AC operation, functioning within a voltage range of 110 to 120 V AC at 50/60 Hz. This ensures compatibility with standard power supplies. The 3TF6933-1QG7 is ideal for motor starting, stopping, and reversing applications, offering a dependable solution for heavy-duty electrical control. Its durable construction and high electrical endurance contribute to a long service life, minimizing downtime and maintenance costs. Siemens' commitment to quality ensures that this contactor meets stringent industry standards, providing safe and efficient operation.