|
Model
|
CY-EVTDC3-10
|
CY-EVTDC3-20
|
|
Max. system voltage
|
12kV
|
24kV
|
|
Insulation level
|
12/42
|
24/50
|
|
lighting impulse withstand voltage
|
75kV
|
125kV
|
|
Rated voltage ratio
|
phase voltage
|
(10000/√3)/(3.25/√3)V
|
(20000/√3)/(3.25/√3)V
|
|
zero sequence voltage
|
(10000/√3)/(6.5/3)V
|
(20000/√3)/(6.5/3)V
|
|
Phase voltage- Measuring Accuracy
|
0.5
|
0.5
|
|
zero sequence voltage-Protection Accuracy
|
1(3P)
|
1(3P)
|
|
Burden (load resistance)
|
≥10MΩ
|
|
Rated voltage factor
|
1.2Un
continue /1.9Un/8h
|
|
Frequency
|
50/60 Hz
|
|
Operating temperature
|
-40°C to +70°C
|
|
LPVT
type
|
Phase voltage + Zero
sequence VT
|
|
Installation method and size
|
rear connector type
voltage transformer
|
|
IEC rear cable
connector type 15kV/630A
|
IEC rear cable
connector type 24kV/630A
|
|
Standard
|
GB/T 20840.7 (GB/T
20840.6)
IEC 60044-7 (IEC 61869-6)
|
|
Connecting type
|
aviation plug--lead
terminal
|
|
Connecting cable
|
RVSP Shield line L = 3
m (length can be customized)
|