Bottom price Light Switching Latching Relay - 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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Innovation, excellent and reliability are the core values of our business. These principles today extra than ever form the basis of our success as an internationally active mid-size company for Bottom price Light Switching Latching Relay - Vacuum Interruption VI 12KV WL-39418 – Simply Buy, The product will supply to all over the world, such as: El Salvador , Oslo , India , Insisting on the high quality generation line management and customers expert assistance, we now have designed our resolution to offer our buyers using the to start with amount getting and just after services practical experience. Maintaining the prevailing friendly relations with our buyers, we however innovate our solution lists all of the time to satisfy the brand new demands and adhere to the most up-to-date development of the market in Malta. We are ready to face the worries and make the improve to understand all the possibilities in international trade.
The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
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