Electrical measuring instruments >> transformers industrial >> current transformers >> 35kV voltage class


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Current transformer TOL-35-III-7.2 (TOL35III7.2, TOL 35 III 7.2, TOL-35III7.2, TOL 35III7.2, TOL35-III-7.2, TOL35 III 7.2, TOL-35-3-7.2)
Current transformer TOL-35-III-7.2 is designed to signal measurement data measurement devices, protection, automation, alarm and control circuits to isolate the secondary connections of high-voltage electrical installations AC.
Transformers are designed for outdoor use in open-voltage switchgear 35kV.
Technical characteristics of the instrument current transformers TOL-35-III-7.2:
The number of secondary windings:
- For measurements - 1, 2, 3, or 4;
- For protection - 1, 2 or 3;
Rated voltage - 35kV;
Maximum operating voltage of the device current transformer TOL-35-III-7.2 - 40,5 kV;
Rated frequency AC - 50Hz or 60Hz;
Rated secondary current of the current transformer unit TOL-35-III-7.2 - 1A, 5A;
Rated primary current - 10A, 15A, 20A, 30A, 40A, 50A, 75A, 80A, 100A, 150A, 200A, 300A, 400A, 500A, 600A, 750A, 800A, 1000A, 1200A, 1500A, 2000A;
Accuracy class of the instrument current transformer TOL-35-III-7.2:
- Secondary winding for measurement - 0,2 S, 0,2, 0,5 S, 0,5;
- Secondary protection - 5P, 10P;
Rated secondary current transformer load device TOL-35-III-7.2 at a power factor:
- Cos φ = 0,8 - secondary winding for measurement - 3 B · A · A 5 V, 10 V · A, 15 V · A;