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OEM manufacturer Mct Current Transformer - LAJS-10Q 10kV Pass Through Wall Current Transformer – Aiso Detail:
Current Transformer Cost Summary
This current transformer is of epoxy resin casting wall-through type, LAJS-10Q of 20-300A is of full-enclosed type, this transformer is used for current power measurement and relay protection in indoor alternate power alternate power system with rated voltage 10kV and below, frequency 50Hz, There are three windings in secondary of LAJS-10Q the furst group is 1S1, 1S2, the second group is 2S1, 2S2, the third group is 3S1, 3S2, thegarde combinations sueb as 0.2/10P/10P, 0.5/10P/10P, 0.2/0.5/10P can be made.
Technical parameter
Rated insulation level: 12/42/75kV
Power factor of load: cos¢=0.8(lagging)
Rated secondary current=5A(2A or 1A)
The V-A curve of class 10P is shown in fig, it’s used for choosing type.
The volt-ampere curve of LAJS-10Q type 20~300/5 10P grade
| Rated primary current(A) |
1s thermal current (KA virtual value) |
Rated dynamic standing current (KA virtual value) |
Accurate grade combination |
Rated secondary output(VA) |
Creepage distance (mm) |
Weight(kg) |
| 0.2 |
0.5 |
10P class |
| 20 |
2.8 |
7 |
0.2/10P15/10P15 0.5/10P15/10P15 0.2/0.5/10P15 0.2/0.5/0.5 |
10 |
25 |
15 |
225 |
30 |
| 30 |
4.4 |
11 |
| 40 |
5.5 |
13.7 |
| 50 |
6.3 |
15.8 |
| 75 |
9.5 |
23 |
| 100 |
15 |
37.5 |
| 150 |
20 |
50 |
| 200 |
30 |
60 |
| 300 |
36 |
75 |
Outline and installation dimension
Outline and installation dimension of LAJS-1OQ
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