[SEL] OT? Lathe HP question

[Edd Payne]

Hi again Curt.Didn't read all your message.You would probably need 5HP.My 
small lath has 1HP ,my mid size has 7HP and my big lath has 9HP and it will 
swing 4'.but it is geared real slow.
EDD PAYNE
PO Box 364 Gulgong N.S.W
Australia
2852
Phone:0263742387
edsengns at optusnet.com.au
edsengns
----- Original Message ----- 
From: "Curt" <curt at imc-group.com>
To: "SEL" <sel at lists.stationary-engine.com>; "SEL (Oldengine.org)" 
<stationary-engine at oldengine.org>
Sent: Tuesday, October 24, 2006 5:24 AM
Subject: [SEL] OT? Lathe HP question


> Guys,
> The Carroll Jamison lathe I am reburbishing was originally a line shaft 
> driven machine. At the moment my plan is to direct belt drive it with a 3 
> phase motor using no gearbox. I am thinking of using an inverter to 
> control motor speed.
> But I don't know what HP to put on it. 2,3 or 5HP? Inverters are pretty 
> good at giving full torque even at slow speeds so oversizing the motor to 
> accomodate low speeds shouldn't be necessary.
> The chucks are marked 10" and it look like the lathe will swing about 14 
> max. (but not over the carriage)
> Curious what HP motors you guys have on your lathes. This will give me an 
> idea how to size the motor for this one.
> Thanks,
> Curt Holland
> Gastonia, NC
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