 |
The current transformer is wound block type casting insulated indoor type product. It is used for measuring current、standardization、isolation、electricity power and relay protection in the AC line or rated frequency 60Hz, rated voltage 720V and below.
The current transformer can be executed according to the standard IEC60044-1(IEC 61869-1&2).
Technical Data
|
maximum voltage |
kV |
0.6 |
|
primary current |
A |
1 |
|
secondary current |
A |
3 |
|
accuracy |
|
10P10 |
|
nominal relation |
|
1：3 |
|
nominal frequency |
HZ |
60 |
|
rated continuous thermal current |
xln |
1.2 |
|
thermal current (1 second) |
xln |
40 |
|
dynamic current |
xln |
100 |
|
Withstand voltage at power frequency |
kV |
4 |
|
type of insulating medium |
|
resin epoxy |
|
polarity |
|
subtractive |
Design data:
|
Rated burden （VA） |
VA |
5.0 |
|
Primary winding impedance（ Z1） |
Ω |
≤6.8 @ 65℃ |
|
Ambient temperature |
℃ |
–5 to 65 ℃ |
|
Limits of temperature rise |
K |
≤50K |
Outline drawing
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