OEM/ODM Manufacturer Mounted Mini Contactor - 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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We strive for excellence, services the customers", hopes to be the top cooperation team and dominator business for personnel, suppliers and prospects, realizes benefit share and continual promotion for OEM/ODM Manufacturer Mounted Mini Contactor - Vacuum Interruption VI 12KV WL-39418 – Simply Buy, The product will supply to all over the world, such as: Georgia , Stuttgart , Danish , High output volume, top quality, timely delivery and your satisfaction are guaranteed. We welcome all inquiries and comments. If you are interested in any of our products or have an OEM order to fulfill, please feel free to contact us now. Working with us will save you money and time.
By Laurel from Costa rica - 2016.11.12 12:31
This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
By Albert from Southampton - 2016.06.16 18:23