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Help Center33KV Armored Shift Open ac Metal-enclosed Switchgear
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Specifications
Switchgear1,Product No.: DFW-12
2,Material: Stainless steel
3,Certificate: ISO9001, ISO14001
4,50 year experences
33KV Armored shift open ac metal-enclosed switchgear
Description
1.It is Used for three-phase 50 hz bus and bus bar system complete sets of equipment
2.As the role of acceptance and distribution network power and circuit implement automatic control, test and the event log
3.It is Used for power system of substation and power plants, industrial and mining enterprises.
Technical parameters
Item |
Unit |
data |
|
Rated voltage |
KV |
12 |
|
Rated insulation level |
1minRated short-time power frequency withstand voltage |
KV |
42 (alternate with, relatively),48 (fracture) |
Rated lightning impulse withstand voltage peak |
KV |
75 (alternate with, relatively),85 (fracture) |
|
Rated frequency |
HZ |
50 |
|
Main busbar rated current |
A |
1250,1600,2000,2500,3150 |
|
Branch bus current rating |
A |
630,1250,1600,2000,2500,3150 |
|
4S(3S)*Thermal stability of current (RMS) |
KA |
12,20,25,31.5,40 |
|
Rated dynamic current (peak) |
KA |
40,50,63,80,100 |
|
Internal arc fault effect experiment(0.8S) |
KA |
20(circuit breaker room, cable chamber) |
|
Protection level |
|
Shell IP4X circuit breaker room door open IP2X |
|
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