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Help CenterFZN25-24KV FZRN25-24KV FZN25-24DR RD Indoor High Voltage Vacuum Load Break Switch
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FZN25-24KV FZRN25-24KV FZN25-24DR RD indoor high voltage vacuum load break switch
FZN25 series indoor AC high voltage vacuum load break switch is a controlling and protecting device for three
phases AC 50HZ 24KV electrical power distribution system. Such vacuum load break switches are widely used in
industrial and mining enterprises and power stations of big urban office buildings.
Item |
Unit |
Data |
||
FZN25-24D /T630-20 |
FZRN25-24 D/125-31.5 |
|||
Rated voltage |
kV |
24 |
||
Rated frequency |
Hz |
50 |
||
Rated current |
A |
630 |
125 |
|
Rated insulation level |
1min power frequency withstand voltage |
kV |
arc-extinguishing chamber clearance: 65, between earth and pole: 65, isolation clearance: 79 |
|
Rated lightning impulse withstand voltage(peak value) |
kV |
between earth and pole: 125, isolation clearance: 145 |
||
Rated short time withstanding current |
kA |
20 |
|
|
Rated short-circuit duration time |
S |
4 |
/ |
|
Rated Peak withstand current |
kA |
50 |
/ |
|
Rated breaking current |
Power load breaking current |
A |
630 |
/ |
Close loop breaking current |
A |
630 |
/ |
|
Breaking cable charge current |
A |
31.5 |
/ |
|
Breaking no-load transformer capacity |
kVA |
1250 |
1250 |
|
Rated short-circuit breaking current |
kA |
/ |
31.5 |
|
Short-circuit breaking current |
A |
/ |
2000 |
|
Fuse type |
|
/ |
SDLAJ-12,SFLAJ-12 |
|
Shocking input energy |
J |
/ |
3-5 |
|
Rated short-circuit making current |
kA |
50 |
80(expected) |
|
Earthing switch rated withstand current(peak) |
kA |
50 |
50 |
|
Earthing switch 4S rated short-time withstand current |
kA |
20 |
20 |
|
Auxiliary circuit rated voltage |
V |
220:110 |
220:110 |
|
Mechanical life(grade M2) |
times |
20000 |
||
1.Over 20 years of manufacturing experience with good quality & stable product performance.
2. Hossin provides full line of MV-HV electrical products, including drop-out fuse, disconnector, surge arrester, vacuum circuit breaker, fuse, load switch, insulator etc.
3. Quick feedback, Timely quotation, Fast delivery
4. Complete set of testing machine to ensure product quality.
5. Hossin can customize non-standard product as per client’s requirement.
6. Hossin sells pressing parts& pressing mould at low price.
7. Hossin offers electrical installation & commission service.
Send Inquiry to This Supplier
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