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| Place of Origin: | Germany |
| Brand Name: | ABB |
| Certification: | COO & COC |
| Model Number: | VB7-30-10 |
VB7-30-10 ABB Vacuum contactor Medium-voltage power distribution systems industrial applications
ABB VB7-30-10 is a highly efficient and reliable vacuum contactor, specially designed for frequent start-stop operations in medium-voltage distribution systems. This model supports 3-pole main contacts + no auxiliary contacts, with a rated working current of 400A and a rated insulation voltage of 7.2kV. It is an ideal choice for medium-voltage distribution and control systems. Its compact design and high reliability make it widely used in power transmission, industrial automation and infrastructure projects.
Key features
High reliability and long service life
It can withstand up to one million operation cycles under the AC-3 usage category.
The mechanical life exceeds 15 million cycles, meeting the demands of various harsh environments.
Safety and Environmental Protection
Vacuum arc extinguishing technology is adopted to ensure no pollution emissions and meet environmental protection requirements.
It offers outstanding electrical isolation performance to ensure operational safety.
Modular design, flexible expansion
It can be assembled with various accessories: auxiliary contact modules, surge suppressors, mechanical interlock devices, etc.
It is easy to build complex control logic without the need for additional relays.
Safety and compliance
Passed the major global certification systems, including IEC, UL, CSA, CE, etc.
Basic parameters
| Model | VB7-30-10 |
| Series | ABB VB series vacuum contactors |
| Pole number | 3P (main contact), no auxiliary contact |
| Rated insulation voltage Ui | 7.2 kV |
| Rated working voltage Ue | 7.2 kV |
| Rated working current Ie | 400 A |
| Control coil voltage | Depending on specific configuration (common ones include AC220V, DC110V, etc.) |
Product Images
Related Products
| VB7-30-10 | VBC6-30-10 |
| VB7-30-01 | VBC12-30-10 |
| VB7-30-11 | VB7-20-10 |
| VB7-30-20 | VB7-10-10 |
| VB7-30-30 | VB7-00-10 |
| VB7-31-10 | VB7-30-40 |
| VB7-32-10 | 1VB730100 |
| VB6-30-10 | 1VB730101 |
| VB12-30-10 | 1VBC730100 |
| VBC7-30-10 | 1VB630100 |
