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Introducing the VACKJ-350A/3.3KV Low Voltage Vacuum Contactor for Mining, the ultimate solution for all your electrical network needs in the mining industry. This powerful and reliable contactor is designed to connect and break circuits, as well as frequently start operations, ensuring smooth and efficient functioning of your mining equipment.
With a rated main loop voltage of 3.3kv and a rated current of 350A, this vacuum contactor is specifically engineered to withstand the demanding conditions of the mining environment. Its robust construction and high-quality materials guarantee durability and longevity, making it the perfect choice for heavy-duty applications. This contactor is up to the GB-T14808, IEC 60470, and GB/T 11022 standards. The main performance indicators are up to international standards.
The VACKJ-350A/3.3KV Low Voltage Vacuum Contactor is equipped with advanced technology that ensures optimal performance and safety. Its vacuum interrupter provides excellent arc quenching capabilities, preventing any potential damage to the contactor and the surrounding equipment. This feature not only enhances the overall reliability of the contactor but also minimizes downtime and maintenance costs.
Designed with the utmost precision, this contactor offers seamless operation and precise control. Its user-friendly interface allows for easy installation and maintenance, saving you valuable time and effort. Additionally, its compact size and lightweight design make it highly versatile, fitting seamlessly into any mining setup.
Invest in the VACKJ-350A/3.3KV Low Voltage Vacuum Contactor for Mining and experience unparalleled performance and reliability. With its exceptional features and cutting-edge technology, this contactor is the ideal choice for any mining operation. Don't settle for anything less than the best - choose the VACKJ-350A/3.3KV Low Voltage Vacuum Contactor and take your mining productivity to new heights.
a. Environment temperature: -5ºC~+40ºC, and the average value is no more than +35ºC within 24 hours.
b. Altitude: no more than 1000m.
c. Atmospheric conditions: monthly highest humidity in the wettest month is no more than 90% and the monthly average minimum temperature shall be 25ºC. Condensation on the products due to temperature changes shall be considered.
d. Impact vibration: The place is without extensive shaking, impact, and vibration.
e. The place is without explosion hazards, enchant gas, and sleet.
f. No rain and snow in places
g. Pollution degree: Three grade
h. Installation type:III
i. Installation condition: The slant angle between the installation surface and the vertical surface is no more than 15°.
| Produt type | Rated voltage(V) | Rated current(main circuit)A | Main contact parameters | Power frequency withstand voltage V(effective value) | |||||
| Main circuit | Control circuit | Open distance(mm) | Over travel(mm) | Final pressure(N) | Main circuit | Auxiliary circuit | Control circuit | ||
| VACKJ-350A/3.3 | 3300 | 110,220 | 350 | 3.5±0.3 | 1.5±0.3 | 100±20 | 23000 | 2500 | 2000 |
| VACKJ-200A/3.3 | 3300 | 110,220 | 200 | 3.5±0.3 | 1.5±0.3 | 100±20 | 23000 | 2500 | 2000 |
| Use classes | Making capacity | Breaking capacity | Limit breaking current(A) | Overload capacity | Mechanical life times | Weight(kg) |
| AC-4 | 10le,100times | 8le,25times | 4500,3times | 8le,10s | 300×104 | 2 |
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