| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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1.Small contact resistance, large creepage distance, strong anti-harmonic ability, small arc pollution when breaking, and long service life.
2.It adopts permanent magnet operating mechanism, intelligent controller, simple mechanism, few transmission parts, AC/DC two control modes, high cost performance.
3.It can replace ZN85 series high voltage cacuum circuit breaker and imported similar products.
Product features of the Handcart Type High Voltage Permanent Magnet Vacuum Contactor CZN85Y-40.5kV
1. The vacuum interrupter equipped with this product is made by special technology, with small contact resistance, large creepage distance, strong anti-harmonic ability, small arc pollution when breaking, and long service life.
2. It adopts permanent magnet operating mechanism, intelligent controller, simple mechanism, few transmission parts, AC/DC two control modes, high cost performance, and is an ideal product to replace ZN85 series high voltage vacuum circuit breaker and imported similar products.
3. The electrical and mechanical life of the product is more than 100,000 times, which is more than 5 times that of ordinary vacuum circuit breakers.
Operating environmental conditions of The Handcart Type High Voltage Permanent Magnet Vacuum Contactor CZN85Y-40.5kV
a. Ambient temperature: Maximum temperature: +40ºC, daily average temperature no more than 35ºC, minimum temperature: -15ºC
b. Ambient humidity: Daily average relative humidity: ≤95%, monthly average relative humidity: ≤90%, daily average vapor pressure: ≤2.2kpa, monthly average vapor pressure: ≤1.8kpa.
c. Altitude: No more than 1000m
d. The surrounding air is not visibly polluted by dust, smoke, corrosive and/or flammable gases, steam or salt spray
e. Vibration or ground motion from outside the switchgear and control equipment is negligible
f. The magnitude of electromagnetic interference induced in the secondary system does not exceed 1.6kV
Indoor High Voltage Vacuum Circuit Breaker is three-phase AC 50Hz, Rated voltage of 12kV indoor device, For industrial and mining enterprises, power plants and substations as electrical equipment control and protection purposes, and for frequent operation of the place. It can be fixed in a switch cabinet or installed on a handcart. Stable performance and easy installation.
Applying Ambient Conditions:
• Ambient temperature: not higher than +40°C, not less than −10°C (at −30°C to allow storage and transportation).
• Altitude: not exceed 1000m.
• Relative humidity: daily average of not more than 95%, saturated vapor pressure on the average of not more than 2.2×10-3MPa, On average not more than 1.8× 10-3MPa.
• Earthquake intensity: not more than eight.
• No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration.
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Technical parameters of vacuum contactor |
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Item |
Unit |
Value |
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1 |
Rated voltage |
kV |
40.5 |
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2 |
Rated insulation level |
1min power frequency withstand voltage |
kV |
85 |
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Lightning impulse withstand voltage |
kV |
185 |
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3 |
Rated frequency |
Hz |
50 |
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4 |
Rated current |
A |
630,1250 |
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5 |
Main circuit making ability |
A/100 times |
6300 |
12500 |
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6 |
Main circuit break-make ability |
A/25 times |
5000 |
10000 |
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7 |
Maximum break ability |
A/3 times |
6300 |
12500 |
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8 |
Rated operating sequence |
O-0.3s-CO-180s-CO |
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9 |
Breaking time |
ms |
<80 |
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10 |
Rated back to back capacitor bank breaking current |
A |
200 |
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11 |
Mechanical life |
million times |
10 |
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12 |
Rated operation voltage |
V |
-110/~110, -220/~220 |
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