Siemens 3TF6844-0CM7 Vacuum Contactor

Name: Siemens 3TF6844-0CM7 Vacuum Contactor
Brand: Siemens
SKU: 236
Availability: InStock

Pricing Status

OPEN BOX - NEW

Specification Details
Brand: Siemens
Part Number: 3TF6844-0CM7 / 3ZX1012-0TF14-1AA2
Product Type: Vacuum Contactor
Contactor Size: Size 14
Number of Poles: 3-Pole (3 NO main contacts)
Operational Voltage: 690 V AC
Control Supply Voltage: 200 to 240 V AC (50/60 Hz)
Auxiliary Contact Configuration: 4 NO + 4 NC
Main Circuit Connection: Busbar connection
Auxiliary Terminal Type: Screw terminals
Status: New Open BOX (As Per Photos)
Country of Origin: Made in Germany
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The Siemens 3TF6844-0CM7 is a premium industrial 3-pole vacuum contactor engineered to handle demanding high-power electrical loads and heavy motor switching applications. As part of the highly reliable Siemens 3TF6 series, this Size 14 contactor offers superior thermal and electrical stability, managing up to 630 A of operational current and delivering an operation power of 335 kW at 400 V.

Featuring advanced vacuum-switching technology, this non-reversing power contactor significantly minimizes contact wear and electrical arcing, providing a robust, long-lasting solution for automated control systems, motor starters, and power distribution switchgears. The unit runs on a 200–240 V AC control coil and comes integrated with 8 auxiliary contacts (4 Normally Open + 4 Normally Closed) to maximize circuitry engineering flexibility.