1. APPLICATION:
The current transformer type IMZ12 is used for electric measurement and electric protection in indoor power system and with rated frequency 50Hz, rated voltage 11kV and below.
2. STRUCTURE FEATURE:
The type current transformer is epoxy resin casting fully-enclosed support-type structure, with big creepage distance and reinforced insulation, its dynamic stability performance is high, it is suitable for the larger system in short circuit current. Not only the product is pollutant-proof\humid-proof, and also is suitable for the district that is severely pollutant \ severely humid, and is even used in the fixed-type switch cabinet type XGN-10.
3. TECHNICAL DATA:
3.1 Rated insulation level: 12/42/75kV;
3.2 Rated frequency: 50Hz;
3.3 Rated secondary current: 5A;
3.4 Basic accuracy class combination: 0.5/10P, 0.5/5P10;
3.5 Measurement class meter safety factor: FS≤ 10;
3.6 Accuracy class and corresponding rated output\rated short-time current, please see the table;
3.7 Protection class accuracy limited factor: 10P, 5P10;
3.8 Partial discharge level: Discharge amount is not more than 20pc.
Audited Supplier 
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