New Fashion Design for Original 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 are experienced manufacturer. Wining the majority of the crucial certifications of its market for New Fashion Design for Original Contactor - Vacuum Interruption VI 12KV WL-39418 – Simply Buy, The product will supply to all over the world, such as: Auckland , Japan , Sao Paulo , we have complete material production line, assembling line , quality control system, and the most importantly, we have many patents technology and experienced technical&production team, professional sales service team. With all those advantages, we are going to create"the reputable international brand of nylon monofilaments", and spreading our products to every corner of the world. We are keep moving and try our best to serve our customers.
By Alex from Uganda - 2016.07.07 13:00
Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
By Bernice from Bulgaria - 2016.08.15 12:36