Product Details
Vacuum interrupters may be classified by enclosure type, by application, and by voltage class
TD-40.5/2000-31.5(352)
Main technical parameter |
Value |
Rated voltage |
40.5kV |
Rated current |
2000A |
Rated frequency |
50Hz |
Rated power frequency withstand voltage (1 min) |
95kV |
Rated lightning impulse withstand voltage |
185kV |
Rated short circuit breaking current |
31.5KA |
Rated short circuit making current(peak value) |
80KA |
Rated withstand current(peak value) |
80KA |
Rated short time withstand current |
31.5kA |
Rated duration of short circuit |
4s |
Rated breaking current of single capacitor bank |
630A |
Breaking operations under rated short circuit breaking current |
20 times |
Mechanical life |
10000 times |
Closing force due to bellows and atmosphere |
230±40N |
Force required to hold contacts opening at full stroke |
320±40N |
Circuit resistance at lowest rated contacts force |
≤20μΩ |
Limiting abrasion of contacts |
3mm |
Weight of movable parts |
≤4.5kg |
Storage life |
20 years |
Mechanical Data Required For The Matched vacuum Switchgear |
Value |
Clearance between opening contacts |
22±2mm |
Average opening speed |
1.7±0.3 m/s |
Average closing speed |
1.0±0.2 m/s |
Rated contacts pressure |
3100±200N |
Contacts bouncing duration at closing operation |
≤3ms |
Synchronism of three phases |
≤2ms |
Contacts re-bouncing clearance at opening operation |
≤2mm |
1.Q. Do you have any MOQ limit?
A: No special MOQ, just price will be different based on quantity
2.Q. Is it OK to print my logo on the product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
3.Q: Are you trading company or manufactuer?
A: We are factory with more than 30 years experience in this field.
Vacuum Interrupter Applications |
http://www.rgvezj.com/