1# International Business Department.
0086-755-8600 0713
Mobile :+86-138 2379 0397
1F and 4F block B,Jiada R&D Bldg, High-tech Park,Nanshan,Shenzhen,China
Post code:518057
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Apply to
≤24kVcable insulated busbar
≤0.72kV noninsulated Busbar
Application
>Current sensor apply to current measurement of cable busbar & insulation bushing of low voltage / medium voltage C-GIS switchgear in smart grid ;
>current sensor should be mounted on the insulated cable, shielded cable connector, or any other type of insulated conductor.
Model |
CY-ECTST1 |
|
Max. system voltage (cable busabar) |
24kV |
|
Insulation level |
0,66/3kV (0,72/3kV) |
|
Rated ratio |
Phase current |
600A/1V(max. 4 times ) |
zero sequence curent |
20A/0.2V |
|
Accuracy |
Phase current |
0.5S(5P10) measuring, metering , protection compatible |
zero sequence curent |
10P10(<1%@1%~120%In) |
|
Short time thermal current |
20xIn |
|
Burden (load resistance) |
≥20kΩ |
|
Frequency |
50/60 Hz |
|
Operating temp. |
-40°C to +70°C |
|
Current sensor type |
phase current & zero sequence current sensor |
|
Installation method and size |
thro-core installation on the busbar bushing |
|
hole diameter 3-Φ75mm |
||
installation screw hole equipped at he bottom |
||
Standard |
GB/T 20840.8 (GB/T 20840.6) IEC 60044-8 (IEC 61869-6) |
|
Connecting type |
aviation plug--lead terminal |
|
Connecting cable |
RVSP Shield line L = 3 m (length can be customized) |
LPCT is grounded by shielded leading wire
1# International Business Department.
0086-755-8600 0713
Mobile :+86-138 2379 0397
1F and 4F block B,Jiada R&D Bldg, High-tech Park,Nanshan,Shenzhen,China
Post code:518057