Good quality Dc Breaker For Solar Panels - Vacuum Interruption VI 12KV WL-39418 – Simply Buy Detail:
A perfect fit for many applications
Load break switches
• Motor contactors
• Circuit breakers
• Reclosers
• Transportation breakers
• Ring main / pad mount units
• Specialized DC applications
• Generator breakers
• Distribution circuit breakers
• Medium voltage switchgear
ELECTRICAL DATA
|
ELECTRICAL RATINGS(3PHASE) SYMMETRICAL BASIS |
|
|
1.Rated Voltage |
12KV |
|
2.Rated Current |
630/1250A |
|
3.Rated Frequency |
50Hz |
|
4.Rated Short-time Power Frequency Withstand Voltage(1min) |
42KV |
|
5.Rated lightring Impulse Withstand Voltage |
75KV |
|
6. Rated short-circuit breaking current |
25KA |
|
7. Rated short-circuit making current(peak) |
63KA |
|
8.Rated operations of short-circuit breaking current interruption |
30times |
|
9.Rated single capacitor bank breaking current interruption |
630A |
|
10.Rated Short-time Withstand current |
25KA |
|
11.Rated peak withstand current |
63KA |
|
12. Rated Duration of Short-circuit |
4s |
|
13. Mechanical Life |
20000times |
|
14.Contact closing force due to bellows and atmosphere |
120±50N |
|
15.Counterforce at rated contact stroke |
190±60N |
|
16. Circuit Resistance at Rated Contact Froce Atmosphere Force |
≤20Micro ohms |
|
17. Shelf Life |
20Years |
|
18. Contact Erosion Limit |
3mm |
|
19.Weight of moving parts |
≤1.5kg |
|
MECHANICAL REQUIREMENTS(REF. VCB) |
|
|
1. Rated Contact Stroke |
10±1mm |
|
2.Opening Speed(average) |
1.0±0.25m/Sec |
|
3.Closing Speed(average) |
0.65±0.15m/Sec |
|
4.Added contact force |
2000±100N |
|
5. Maximum Contact Bounse Duration at closing operation |
≤2ms |
|
6. Contact Bouncing Bank Amplitude of Opeing Operation |
≤2mm |
|
7.Three-pole simultaneity |
≤1ms |
Mechanical Data Required For Matched Vacuum Switchgear
|
Main Technical Specification |
Unit |
Specification |
|
Rated contact stroke |
mm |
9±1 |
|
Average opening speed |
m/s |
1.0±0.25 |
|
Average closing speed |
m/s |
0.65±0.15 |
|
Added contact force |
N |
900/1300/1600±100 |
|
Contact bouncing duration at closing operation |
ms |
≤2 |
|
Contact bouncing bank amplitude of opening operation |
mm |
≤2 |
|
Three-pole simultaneity |
ms |
≤1 |
Product detail pictures:



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Our development depends on the advanced equipment ,excellent talents and continuously strengthened technology forces for Good quality Dc Breaker For Solar Panels - Vacuum Interruption VI 12KV WL-39418 – Simply Buy, The product will supply to all over the world, such as: Toronto , Swansea , Berlin , We are proud to supply our products to every costumer all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!
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