Customization: | Available |
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Electricity Type: | AC |
Number of Pole: | 3 |
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The VACZ1 series AC vacuum contactor is a suitable option for AC tri-phase 50Hz power systems with a rated current of 630 A or below and a rated voltage of 24kv. It is designed for remote circuit making and breaking, frequent starting, and AC motor control. Additionally, it can be combined with a fuse and protector to replace a vacuum circuit breaker. This contactor adheres to the GB/T 14808, IEC 60470, and JB/T 7122 standards, and its main performance indicators meet international standards. The product is known as the High Voltage Vacuum Contactor/Switch for 24kv Capacitor Cabinet and can be found using the keywords Contactor, Vacuum Contactor, or Vacuum Switch. No additional attributes are associated with this product.
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°.
Item | Unit | VACZ1 160/24 | VACZ1 250/24 | VACZ1 400/24 | VACZ1 630/24 |
Main circuit rated voltage | kV | 24 | 24 | 24 | 24 |
Main circuit rated current | A | 160 | 250 | 400 | 630 |
Main circuit current making capacity | A/100times | 1600 | 2500 | 4000 | 6300 |
Main circuit make-break capacity | A/25times | 1280 | 2000 | 3200 | 5000 |
Maximum breaking capacity | A/3times | 3200 | 4000 | 4500 | 6000 |
Mechanical life | Thousand times | 100 | 100 | 100 | 100 |
Engineering lock life | Thousand times | 10 | 10 | 10 | 10 |
Electrical life | 25 | 25 | 25 | 25 | |
Permanent magnet mechanism life | Thousand times | 10 | 10 | 10 | 10 |
Power-frequency withstand voltage of main circuit | kV | 65 | 65 | 65 | 65 |
Phase to phase/phase to earth power frequency withstand voltage | 65 | 65 | 65 | 65 | |
Lightning impulse withstand voltage | kV | 90 | 90 | 90 | 90 |
Rated operating frequency | times/h | 150 | 150 | 150 | 150 |
Rated operating frequency of permanent magnet mechanism | times/h | 30 | 30 | 30 | 30 |
Terminal pressure | N | >100 | >100 | >100 | >100 |
Clearance between open contacts | mm | 12±1 | 12±1 | 12±1 | 12±1 |
Over travel | mm | 2±5 | 2±5 | 2±5 | 2±5 |
Main circuit resistance | μΩ | ≤180 | ≤180 | ≤180 | ≤18 |