Siemens SIRIUS 3TF6 Contactor, 200 → 240 V ac Coil, 3-Pole, 630 A, 335 kW, 4NC + 4NO, 400
- RS Stock No.:
- 154-653
- Mfr. Part No.:
- 3TF6844-8CM7
- Brand:
- Siemens
Subtotal (1 unit)*
£5,823.90
(exc. VAT)
£6,988.68
(inc. VAT)
FREE delivery for orders over £50.00
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- Shipping from 19 November 2025
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Units | Per unit |
|---|---|
| 1 + | £5,823.90 |
*price indicative
- RS Stock No.:
- 154-653
- Mfr. Part No.:
- 3TF6844-8CM7
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Coil Voltage | 200 → 240 V ac | |
| Number of Poles | 3 | |
| Contact Voltage Rating | 400 | |
| Contact Current Rating | 630 A | |
| Power Rating | 335 kW | |
| Range | SIRIUS | |
| Series | 3TF6 | |
| Normal State Configuration | 4NC + 4NO | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Coil Voltage 200 → 240 V ac | ||
Number of Poles 3 | ||
Contact Voltage Rating 400 | ||
Contact Current Rating 630 A | ||
Power Rating 335 kW | ||
Range SIRIUS | ||
Series 3TF6 | ||
Normal State Configuration 4NC + 4NO | ||
- COO (Country of Origin):
- TR
The Siemens vacuum contactor is engineered for high-performance AC applications, ensuring reliable operation in demanding environments. With a robust configuration designed to handle up to 630 A and voltages reaching 1, 000 V, this device is ideal for industrial usage where efficiency and durability are paramount. Its advanced design includes integral protective features to safeguard circuits and enhance longevity. Suitable for both operational and storage conditions, the component maintains functionality in extreme temperatures, making it a versatile choice for various installations. The vacuum contactor is recognised for its excellent switching reliability and minimal maintenance requirements, positioning it as a leading option in its category.
Designed for ambient temperatures as low as -25 °C
Equipped with multiple NO and NC auxiliary contacts
Features robust construction with mechanical service life up to 5 million cycles
Supports direct connection to various conductor cross-sections
Utilises proven design for high switching reliability and reduced wear
Equipped with multiple NO and NC auxiliary contacts
Features robust construction with mechanical service life up to 5 million cycles
Supports direct connection to various conductor cross-sections
Utilises proven design for high switching reliability and reduced wear