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  1. erickgl

    Erratic measurement of field current in DC motor

    I'm measuring using a hook ammeter at the F+ and F- terminals of the drive
  2. erickgl

    Erratic measurement of field current in DC motor

    Hi, everyone... I have an issue regarding a DC motor with the following dataplate: Armature: V = 460 V, I = 130 A Field; V = 310 V, I = 1.55 A Power: 54 kW RPM: 50-2,400 The problem is when I measure the field current I get 1.9 A on one terminal and I get 1.26 A on the other terminal... 1)...

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