[コンプリート！] iec 60044-1 accuracy class 754258-Iec 60044-1 accuracy class
Accuracy class Current error at nominal current (In) Angle error δ at rated current In Total error at n x In (rated accuracy limit) 5P 10P ±1 % ±5% ±60 minutes 5 % 10 % IEC specifies the following classes Current transformer, Standard for steadystate performanceDesired burden (power) (VA) and accuracy class (Example VA cl 05 (see IEC )) Overcurrent factor must be specified for relay transformers and may be specified for instrument transformers Distance between primary conductors in 3phase system If special fastening arrangements are desired• IEC Instrument transformers Part 1 Current transformers; Accu Ct Datasheet Manualzz Iec 60044-1 accuracy class
