Trane TR200 Startup Procedure page 58

Review
1) Before applying power to a drive, it is recommended to:
A) disconnect motor from load
B) remove fuses
C) double-check all wiring, and ensure all run commands and
speed commands are off or at zero
D) ground all outputs
2) At the moment that the power is switched on, the applied
voltage at terminals L1, L2, & L3 should be:
A) less than 24 VAC, then increased slowly
B) equal to the voltage rating of the drive +/- 10%
C) at the maximum value
D) 110 VAC