Need information about this Motor ?


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  1. #1
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    Quote Originally Posted by skimask View Post
    The O/P said 6 wires for the motor, 2 for brake, so I assume that's 8 wires total.
    If that's the case, then yes, I'd say 2 for field, 2 for armature, 2 for tach, 2 for brake.
    Damn!
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    Quote Originally Posted by Joe S. View Post
    Nope, 6 from the motor 2 from the brake, zoom in the picture, easy with Firefox and Zoom plugin.
    Isn't that what I said?

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    Maybe this is it. Explains the 6 wires from the motor.
    From the Baldor web site.
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    Dave
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    thanks for all, the information I talked about are found on a name plate on the motor, there are 6 wires on group and at the end of shaft are two wires for magnetic brake

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    Quote Originally Posted by iugmoh View Post
    thanks for all, the information I talked about are found on a name plate on the motor, there are 6 wires on group and at the end of shaft are two wires for magnetic brake
    If all that is on the name plate? What is the make and model of the motor? (Joe already asked this).
    Can you take a picture of the name plate?
    Dave
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    Quote Originally Posted by mackrackit View Post
    Maybe this is it. Explains the 6 wires from the motor.
    From the Baldor web site.
    Attachment 2806
    You're good ! Even looks like a cousin to his schematic.
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    oky I know sure that it's a DC series wounding motor. but why the schematic is two sections not one section ?

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    Quote Originally Posted by iugmoh View Post
    oky I know sure that it's a DC series wounding motor. but why the schematic is two sections not one section ?
    Not quite sure what you mean.
    Most any motor can be wired at least two different ways, there will be combinations for voltage and rotation. Providing a couple of the common hooks with the motor is normal for most manufactures.

    This motor could be manufactured for an OEM, the OEM may put their own tag on and that tag may not have the same information as the manufacture would.

    The voltage still bugs me. Most DC motors like this are 90 or 180 volt. If it is an OEM...

    If I were you, I would take the motor to a re-wind shop. There they can test and label the leads and tell you all you want to know about it.

    Just be careful with DC voltage that high. In my opinion it is more dangerous than AC. Before a bunch of people start debating that I will say other than a personal ZAP or two, with AC there is the zero crossing thing. If you are lucky, that is when you can break free. DC has zero, zero crossing. Now I will get off the soap box

    If it really is a DC motor and you need help with a driver, let us know.
    Dave
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    oky today I made some expeiments on the motor, I opened it and I determined the the two wires connected to brushes to be the armature coil using digital multimeter, then also determined the two wires for the field coil, then I connected them on series and applied DC voltage and it rotated without any problems, but the strange thing is the other two wires rest I don't know for what they are , I measure the ohm resistance between them which is 0.8 ohm but between the armature about 5.6 ohm and between the field 2.9 ohm , and also the cross sectional area of the armature and field are the same but for the other two wires (0.8 ohm ) is lesser than the armature and filed wire.

    I applied a small voltage on these two wires (0.8 ohm) but this make sparking.
    I measured the DC voltage and ac voltage between them during rotation of motor but the reading always is zero.

    so what may be the purpose of these two wires ?

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