Replacement 3-phase motor for Colchester Student lathe
Автор: Workshopfriend
Загружено: 2024-12-13
Просмотров: 4045
Описание:
After installing my Colchester lathe in its new location the RCD began to trip. On inspection it was discovered that the motor windings had begun to fail. In this video I fit a new 3-phase 4-pole 2.2kW (3HP) motor and rebore the pulley to fit the new motor.
00:00 Why I thought the inverter drive had failed
01:35 Newly installed VFD inverter drive
03:07 Humidity may have shown up motor defect
03:56 Motor winding insulation failure
04:28 Drilling pulley for puller
05:50 Pulling pulley off old motor spindle
06:14 Possible reasons for motor failure
07:26 Replacement WEG 3-phase 4-pole motor
09:38 Boring pulley to suit new motor spindle
10:23 Machining keyway in pulley on shaper
12:33 Fitting pulley to new motor
13:20 Rotating terminal box for better access
14:19 Drilling and tapping bolt holes in motor mounting plate
14:34 Demonstrating new motor and drive
15:23 Next video
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