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LFS-10Q Current Transformer
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. According to the type of instantaneous release classified as follows : type B(3-5)ln, type C(5-10)ln, type D(10-20)ln
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Product Details
● This type of current transformer is casting resin, fully enclosed and post type product. It is used for metering electric energy and current, relay protection in the electrical system.
● Standard:IEC 61869-2.
Selection
Structural introduction
This type of current transformer is fully enclosed and post type. It has a good ability of insulation, moisture proof and antipollution. It is small and light. It can be installed at any place and any direction.
Technical data
1. Rated insulation level: 12/42/75kV;
2. Rated secondary current: 5A,1A;
3. Refer to the table for rated primary current, accuracy classed combination, rated output, rated dynamic and thermal current. 4. The conditions of partial discharge test is inline with GB1208-2006 current transformer.
5. Antipollution class: IIclass.
Technical data
| Model | Rated Primary Current (A) | Accurate Grade Combination | Rated Secondary Output(VA) | Rated Short-time thermal-current (KA virtual value) | Rated Dynamic Stability Current (KA virtual value) | ||
| 0.2 | 0.5 | 10P10 | |||||
| LFS-10 (LZZB-10) | 5-200 | 0.2/0.2 0.5/0.5 0.2/0.5 0.2/10P10 0.5/10P10 |
10 | 10 | 15 | 8011N | 20011N |
| 300 | 21 | 50 | |||||
| 400 | 24 | 60 | |||||
| 600 | 30 | 70 | |||||
| 800 | 40 | 75 | |||||
| 1000 | |||||||
| LFSB-10 (LZZBJ-10) | 5-200 | 0.2/10P10 0.5/10P10 | 10 | 10 | 20 | 8011N | 20011N |
| 300 | 21 | 50 | |||||
| 400 | 24 | 60 | |||||
| 600 | 30 | 70 | |||||
| 800 | 40 | 75 | |||||
| 1000 | |||||||
Diagram1 Overall and mounting dimensions(mm) of LFS-10Q(LZZB-10)
Diagram2 Overall and mounting dimensions(mm) of LFSB-10(LZZBJ-10)
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