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bethy@heyiele.com

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 LB5-66W current transformer

Description and meaning of model

This type of transformer is single-phase winding ,Cascade insulation outdoor installation.For the rated frequency of 50Hz 66kV neutal point non-effectively grounded system voltage .Measurment for lighting protection.Good excitation characteristics, reliable operation .Easy to maintain ,top with a metal expander,sealed structure.

JDCF-66W1 below an altitude of 1000m. Ambient temperature -30°C~40°C,thetechnical parameters of table。


Technical Data

Rated voltage Rated current ratio Class comination Accuracy class Rated output Accuracy limit tactor Polarity Rated short-time thermal current dynamic stable current Rated insulation level Specific creepage distance oil weight Total weight
Full turn number Tap
66 2*25~2*750/5 P/P/0.5 , P/P/0.2 , P/P/0.2S , P/P/0.5/0.2S 5P,10P 50 15 subtractive 2.7~50 6.8~125 7.2/140/325 1.8 100 440
0.5 50
0.2 50
0.2S 40
2*600/5 ,2*300/5 P/P/0.5 , P/P/0.2 , P/P/0.2S , P/P/0.5/0.2S 5P,10P 50 15 25~50 62.5~125
0.5 50 30
0.2 50 30
0.2S 40 30
2*750/5 ,2*400/5 P/P/0.5 , P/P/0.2 , P/P/0.2S , P/P/0.5/0.2S 5P,10P 50 15 25~50 62.5~125 2.5
0.5 50 30
0.2 50 30
0.2S 40 30
2*1000/5 , 2*500/5 P/P/0.5 , P/P/0.2 , P/P/0.2S , P/P/0.5/0.2S 5P,10P 50 15 25~50 62.5~125
0.5 50 30
0.2 50 30
0.2S 40 30

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