Siemens SIRIUS 3TF6 Contactor, 110 V dc Coil, 3-Pole, 630 A, 335 kW, 3NC + 3NO, 400 V

View all Contactors

Subtotal (1 unit)*

£7,084.56

(exc. VAT)

£8,501.47

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • 999,999,999 unit(s) shipping from 04 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£7,084.56

*price indicative

Shop Siemens SIRIUS
Discover our Siemens SIRIUS products. Command, Control, Monitor and start your motors the Hybrid way.
Find out more
RS Stock No.:
154-173
Mfr. Part No.:
3TF6933-1DF4
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Coil Voltage

110 V dc

Number of Poles

3

Contact Voltage Rating

400 V

Contact Current Rating

630 A

Power Rating

335 kW

Series

3TF6

Range

SIRIUS

Normal State Configuration

3NC + 3NO

COO (Country of Origin):
TR
The Siemens vacuum contactor is engineered for robust performance in demanding applications, ensuring reliable control of electrical circuits. With a compact design, it supports operational efficiencies for AC loads up to 820 A. The product stands out with its impressive insulation and surge voltage resistance, making it ideal for use in various industrial settings. Crafted with advanced technology, it is capable of withstanding extreme ambient temperatures and challenging installation altitudes. This contactor enhances safety through its reliable auxiliary contacts and is equipped with features that conform to the highest industry standards, assuring durability through a mechanical service life of 5, 000, 000 operations. Exceeding expectations, it’s the perfect choice for power distribution needs.

High mechanical service life
Engineered for efficiency
Exceptional surge voltage resistance
Wide operational temperature range
Easy screw-type terminal installation