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What is the meaning of 5P250 - 0.5 in the catalogue for TLPU1 (LPCT)

Thanks to LPCT technology, this type of Current Transformer is able to mix the performances of protection CT and measurement CT, while achieving a linear response all along its current range.
So, 5P250 - 0.5 means :
 - 5P250 : 5% tolerance up to 250 times the rated current
 - 0.5 : 0.5 class of accuracy for measurement purpose together within the same CT.
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