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IEVref:321-03-05ID:
Language:enStatus: Standard
Term: protective voltage transformer
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Definition: a voltage transformer intended to transmit an information signal to protective and control devices

NOTE – The accuracy class of a protective voltage transformer is designated by its class index followed by the letter "P" (standing for "Protection"). The class index gives the limit of the absolute value of the voltage error from 5% of rated voltage to a voltage corresponding to the rated voltage factor.


Publication date:1986
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