LDZBJ10-12G Current Transformer

Working conditions Ambient temperature:
-25C --+40C, the daily average does not exceed 30C
The altitude does not exceed 2500m
1. Ratings and performance requirements
1.1 The rated voltage is 12 kV.
1.2 Rated frequency 50-60HZ.
1.3 Rated primary current: 200:400:600A.
1.4 Rated secondary current: 5A.
1.5 Rated secondary load: 15VA COSφ=0.8.
1.6 Accuracy: 10P
1.7 Accuracy class limit coefficient: 10.
1.8 Short-time current rating
1.9 Rated short-time thermal current
The secondary coil of the transformer is short-circuited, and the primary coil should be able to withstand a thermal current of 30KA for 1 second
2.0 rated dynamic stable current
The secondary coil of the transformer is short-circuited The primary coil should be able to withstand the rated dynamic stable current
2.1 Temperature rise
The insulation class of the transformer is E-class, and the temperature rise of the primary and secondary windings should not exceed 75K during long-term operation under the rated secondary load and rated primary current.