Grubbs1960's latest activity

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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    Thanks for that link. We have a couple of similar websites here in the USA: https://www.owwm.org/ and vintagemachinery.org.
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    No reversing switch. This is a wood lathe, so there is little likelihood of threadcutting.
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    I wired the lathe today and it seems to be running as expected, although I have not yet attempted any actual turning.
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    Grubbs1960 reacted to Baluncore's post in the thread Identifying Winding Pairs with Like Like.
    In this case DC current and a magnetic compass are not needed, because the connections of these Dahlander motors is internal, so...
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    I believe this to be true, but am not sure how knowing this helps with developing the correct wiring configuration I can definitely...
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    Much chagrined, I am. You keep referring to “experiments”. I must confess that I am not sure what you mean. Are you simply talking...
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    My second 17 in that line was a typo, I did indeed mean to type 7-8-17-12-13-16-7. At least that is what I penciled in on the wiring...
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    Grubbs1960 reacted to Baluncore's post in the thread Identifying Winding Pairs with Like Like.
    Now the order of the coils becomes trivial. Try the following. 9, 5, 6, 11, 14, 15. = 1U, 2U, 1V, 2V, 1W, 2W. 8, 7, 16, 13, 12, 17. =...
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    Thank you profusely for getting me on the right track! It will probably be next week before I actually get a chance to actually test...
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    Below find new data, which does include only two distinct low readings in each row and column. My apologies for posting incorrect data...
    • 1787342182770.webp
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    ... I have rearranged the data into two tables, as suggested. Neither conforms to the two distinct low values in each column and row...
    • 1787322949112.webp
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    No need to apologize. I was just afraid that you might have missed that particular post since you responded to one that was a few posts...
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    This is my understanding as well. @Baluncore: My post #9 was a response to some of the previous observations you’ve made and I had a...
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    This is a 1/2 hp, 3 ph motor. It powers a lathe, which would have no start up load. I don’t believe that it requires a starter.
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    Grubbs1960 replied to the thread Identifying Winding Pairs.
    Yes, but I when I did I was under the (apparently mistaken) impression that each set of six wires represented the ends of three...