GE Industrial Solutions AF-300C AC Drive - Manual (Page 64)

2. Set all operating switches to OFF and set
Remote’ switch to position.
3. Apply AC power.
-- Control circuits and sequence circuits will be
activated and charge LED will light.
-- Data Display portion of Panel will
blink while the CPU is checking the
internal data.
ceases to blink while CPU is checking
that Function Code set data matches the speci-
fication.
-- Panel will display last operation mode
of invetter prior to removal of AC power.
4. Use “Increase Speed” or ‘Decrease Speed’ keys
to set desired reequency. (A low frequency of
about 5 Hz is recommended for the first run.)
5. Give a Forward or Reverse command and check
for the following: (See Figure 5-5.)
-- Correct direction of rotation.
__ Smooth rotation of motor.
Any abnormal vibration or noise in the motor.
-- Smooth speed increase and speed reduction.
6. Check for any abnormal heating, fumes, etc. while
motor is rotating.
7. Perform the following using the Keypad Panel:
__ Raise the reference frequency gradually and
verify that it reaches top frequency for the
particular application (typically 60 Hz, default
setting from factory).
Check AC motor current (should be approxi-
mately 3040% of rated current with no load).
__ Lower the reference frequency and stop the
motor.
8. Reconnect any equipment disconnected in step
of this procedure.
9. Perform steps 5 thru 7 with the load connected.
NOTE: any Function Code settings need to be
changed, refer to ‘Setting Function Codes’ paragraph
in this Section.
OUTPUT
Figure 5-5. ELECTRIC MOTOR ROTATION
5-10