| برند | ROCKWILL |
| شماره مدل | High Breaking Capacity Solid-Sealed Vacuum Load Break Switch 12kV |
| ولتاژ اسمی | 12kV |
| جریان اسمی | 630A |
| بسامد نامی | 50/60Hz |
| سری | VFX |
نظرة عامة
شرایط محیطی عملیاتی
شرایط عملیاتی معمولی:
شرایط برای ارتفاعات بیش از ۱۰۰۰متر:
ویژگیهای فنی
پارامترهای فنی
|
No.
|
Name
|
Unit
|
VFX-12D/ T630-20S
|
VFX-12D/ T630-20H
|
VFX-12RD/ T200-31.5S
|
VFX-12RD/ T200-31.5H
|
|---|---|---|---|---|---|---|
|
1
|
Rated Voltage
|
kV
|
12
|
12
|
12
|
12
|
|
2
|
Rated Frequency
|
Hz
|
50
|
50
|
50
|
50
|
|
3
|
Rated Current
|
A
|
630
|
630
|
200
|
200
|
|
4
|
Rated Short-time Withstand Current (4s)
|
kA
|
20
|
20
|
||
|
5
|
Rated Peak Withstand Current
|
kA
|
50
|
50
|
||
|
6
|
Rated Short-circuit Making Current
|
kA
|
50
|
50
|
80
|
80
|
|
7
|
Rated Active Load-breaking Current
|
A
|
630
|
630
|
630
|
630
|
|
8
|
Rated Closing-breaking Current
|
A
|
630
|
630
|
630
|
630
|
|
9
|
On-load Breaking Capacity of unloaded Transformer
|
kVA
|
2000
|
2000
|
2000
|
2000
|
|
10
|
Ground Fault Current
|
A
|
20
|
20
|
20
|
20
|
|
11
|
Line and Cable Charging Current under Ground Fault Condition
|
A
|
20
|
20
|
20
|
20
|
|
12
|
Rated Short-circuit Breaking Current (Vacuum Arc-extinguishing Chamber) *Only for High breaking
|
kA
|
20
|
20
|
||
|
13
|
Rated Short-circuit Breaking Current (Fuse)
|
kA
|
31.5/50
|
31.5/50
|
||
|
14
|
Rated Transfer Current / Rated Transfer Current
|
A
|
6000
|
20000
|
6000
|
20000
|
|
15
|
Power Frequency Withstand Voltage (1min) - Between Phases, Between Relative Grounds, Vacuum Interrupter Open
|
kV
|
Inter-phase: 42, Vacuum Interrupter Open: 42
|
Inter-phase: 42, Vacuum Interrupter Open: 42
|
Inter-phase: 48, Vacuum Interrupter Open: 48
|
Inter-phase: 48, Vacuum Interrupter Open: 48
|
|
16
|
Lightning Impulse Withstand Voltage - Inter-phase, Between Relative Grounds, Vacuum Interrupter Open
|
kV
|
Inter-phase: 75, Vacuum Interrupter Open: 75
|
Inter-phase: 75, Vacuum Interrupter Open: 75
|
Inter-phase: 85, Vacuum Interrupter Open: 85
|
Inter-phase: 85, Vacuum Interrupter Open: 85
|
|
17
|
Partial Discharge
|
Pc
|
≤5
|
≤5
|
≤5
|
≤5
|
|
18
|
Mechanical Life
|
Times
|
10000
|
10000
|
10000
|
10000
|
برنامه