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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In order to give you convenience and enlarge our business, we also have inspectors in QC Team and assure you our best service and product 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: Russia , Bandung , Benin , We welcome you to visit our company, factory and our showroom displayed various products that will meet your expectation, meanwhile, it is convenient to visit our website, our sales staff will try their efforts to offer you the best service. If you need to have more information, remember to do not hesitate to contact us by E-mail or telephone.
By Nicola from Chile - 2015.12.11 11:26
As an international trading company, we have numerous partners, but about your company, I just want to say, you are really good, wide range, good quality, reasonable prices, warm and thoughtful service, advanced technology and equipment and workers have professional training, feedback and product update is timely, in short, this is a very pleasant cooperation, and we look forward to the next cooperation!
By Mark from Moldova - 2015.07.12 12:19