KYN61-12(Z) Metalclad AC Indoor Enclosed Switchgear,
Withdrawable type
1. General Description
1.1 Application: In the power system of 3.6 to 40.5kV, for control, protection and monitoring.VCBs produced
By CNHK or VCBs produced by other manufactures could be installed in the switchgear panel.
1.2 Standards : IEC 62271-200
1.3 Parameters: Rated voltage: 3.6V
1.4 Rated current: 630-5000A
1.5 Rated short-circuit breaking current: 16kA
2.Features:
2.1.Compact design
2.2.Easy operation and installation
2.3.Reliable interlock
2.4.Less Maintenance
3.Technical Data
| No. |
Item |
Unit |
Data |
| 3.1 |
Rated voltage |
kV |
3.6,7.2,12,24,40.5 |
| 3.2 |
Rated current of circuit breaker |
A |
630,1250,1600,2000,2500,3150,4000,5000 |
| Rated current of switchgear |
A |
630,1250,1600,2000,2500,3150,4000,5000 |
| 3.3 |
Rated frequency |
Hz |
50 |
3.4
|
Rated short-circuit breaking current |
kA |
16,20,25,31.5,40,50 |
| Rated short-time withstand current |
kA |
16,20,25,31.5,40,50 |
| Rated short circuit continuous time |
s |
4 |
| 3.5 |
Rated peak withstand current |
kA |
40,50,63,80,100,125 |
| Rated short-circuit closing current(peak) |
kA |
40,50,63,80,100,125 |
| 3.6 |
Rated insulation level: 1min power frequency withstand voltage |
kV |
24,32,42 between poles, pole to earth |
| kV |
24,32,48 between open contacts |
| 3.7 |
Rated insulation level: Lighting impulse withstand voltage(peak) |
kV |
40,60,75 between poles, pole to earth |
| kV |
46,70,85 between open contacts |
| 3.8 |
Rated power frequency withstand voltage |
kV |
95/1min |
| 3.9 |
Protection level |
Switchgear shell |
|
IP3X |
| Compartments(door opened) |
|
IP2X when the CPT and CB doors are open. |
Note: 1.The short circuit capacity of the current transformer should be separately considered.
2. See technical parameters of ZN63A(VS1)-12 in related product of our company.
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