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Ace Hardware grinder Sync conversion?
- To: tesla@xxxxxxxxxx
- Subject: Ace Hardware grinder Sync conversion?
- From: "Tesla list" <tesla@xxxxxxxxxx>
- Date: Mon, 18 Jul 2005 17:16:28 -0600
- Delivered-to: testla@pupman.com
- Delivered-to: tesla@pupman.com
- Old-return-path: <teslalist@twfpowerelectronics.com>
- Resent-date: Mon, 18 Jul 2005 17:16:39 -0600 (MDT)
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Original poster: "Jim Mora" <jmora@xxxxxxxxxxx>
Hello All,
Recently, side jobs are increasing cutting into my retirement time,
so my DC coil work/play is getting side lined for awhile.
Consequently, I was wondering if a relatively new 3450 1/3 horse
power 3.5 amp inexpensive grinder from Ace Hardware (China) could be
converted to a 3600 synchronous motor. There is no endplay and it
runs smooth. As this may be temporary, I don't want to fiddle with
phase control and such and am willing to make a few starts to get on
the AC peak.
I bought a 1/2 Hp 5/8" as everything is way less Flimsy and therefore safer.
The shaft is 1/2" which is the way my rotor is set up There is no
apparent startup cap although I have not disassembled the base. It
will have to have enough torque after the modification to sync up a
11.75" 3/8" G10 disk with 12 nut cinched 3/8" brass all tread
mounted 1/8" X 1.5" tungsten electrodes. (since this would run 720
BPS! I will probably remove half of them)
In know this subject has been thoroughly milked; but, I know enough
to be dangerous with AC motors:-) I guess I could run async;
however, I would rather not subject my new CD caps to that perceived abuse?
If anyone has tried this conversion with this setup I would
appreciate taping your experience or if the motor is unsuitable,
comments would be welcomed.
Regards and Long Sparks,
Jim Mora
Ojai,Ca.