20 Rockwell Automation Publication 750-TG100B-EN-P - June 2019
Chapter 1 Before You Begin Tests, Maintenance, or Repairs
7. Measure the 240V AC control voltage at the appropriate terminals:
• For frame 7 drives and bus supplies, measure terminals L and N on
terminal block TB3.
• For frames 8…15 drives and bus supplies, in the input bay, measure
terminals L and N on terminal block TB2.
AC Precharge Circuit Breaker
Frame 10 Input Bay Shown AC Precharge Circuit Breaker