引用
引用第8樓ffd001于2014-08-27 18:48發表的 :
大驚小怪，還有直流電流互感器
查了一下，還真有直流鉗形表。
看來我真 OUT 了
2. SPECIFICATIONS
2.1 Electrical Data
(All accuracies stated at 23°C ± 1°C)
LH41
Measuring Range............... 0 - 40 A DC or AC pk
Autoranging........................ 4A / 40A
Resolution.......................... 1 mA in 4 A range
10 mA in 40 A range
Accuracy
Basic Accuracy .................. ± 1.3% rdg ± 5 digits
Temperature coefficient ..... ± 0.05% of rdg / °C
Frequency range................ DC in DC
40 Hz to 400 Hz in AC
Overload capacity .............. 150 A
Dielectric strength .............. 3.7kV RMS. 50 Hz 60s
(EN61010-2-032 Cat III, 300V Pollution Degree 2)
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