| Customization: | Available |
|---|---|
| Certification: | CCC, ISO9001 |
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Product structure characteristics
Type KYN28-24 armored removable AC metal-enclosed switchgear. Suitable for indoor three-phase 50/60Hz, rated voltage 24kV power system. Mainly used in power plants, substations, industrial and mining enterprises and high-rise buildings, as the acceptance and distribution of electricity, with control, protection and monitoring functions.
The removable parts of the switchgear can be equipped with vacuum circuit breaker handcars, voltage transformer handcars, lightning arrester handcars, isolation handcars, fuse handcars, etc.
Main technical parameters of products
|
Serial Number |
Project |
Unit |
Parameters |
||||
|
1 |
Rated voltage |
kV |
24 |
||||
|
2 |
Rated frequency |
Hz |
50/60 |
||||
|
3 |
Rated insulation level |
1min power frequency withstand voltage (effective value) |
kV |
Interphase relative ground |
65 |
Isolation fracture |
79 |
|
Lightning impulse withstand voltage (peak) |
125 |
145 |
|||||
|
Power frequency withstand voltage of auxiliary control circuit |
2000 |
||||||
|
4 |
Rated current |
A |
630,1250,1600,2000,2500,3150 |
||||
|
5 |
Rated short-circuit breaking current |
kA |
20 |
25 |
31.5 |
||
|
6 |
Rated short-circuit closing current (peak) |
50 |
63 |
80 |
|||
|
7 |
Rated short-time withstand current (4S) |
20 |
25 |
31.5 |
|||
|
8 |
Rated peak withstand current |
50 |
63 |
80 |
|||
|
9 |
Rated peak withstand current |
V |
DC or AC 110/220 |
||||
|
10 |
Protection level |
|
IP4X [breaker chamber door open or compartment IP2X) |
||||
|
11 |
Overall dimensions (W x D x H) |
mm |
800x1810x2430 1000 x1810x2430 |
||||
|
12 |
Quality |
kg |
900-1440 |
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