ABB ACS880-17 - Page 17

Safety instructions 17
• Use a multimeter with an impedance of at least 1 Mohm.
• Make sure that the voltage between the drive input power terminals (L1, L2, L3)
and the grounding (PE) busbar is close to 0 V. Measuring holes of the standard
drive in the shroud are shown below.
L1, L2,
L3
PE
Frame R11