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Re: OT Motor Salvage 3 Phase 6 Wire



On 06/01/2012 8:06 PM, Bob La Londe wrote:
> "Bob La Londe" <none@xxxxxxxx> wrote in message
> news:LWLNq.9080$xs3.7142@xxxxxxxxxxxxxxx
>> I have a Leland 6273 3 phase 240 V motor I am trying to figure out how to
>> hook up.
>>
>> It has 6 black wires coming out of the motor.
>>
>> It also has 2 much smaller brown wires coming out that were just tied
>> out of
>> the way to the lifting ring. I suspect those were for a tach or
>> possible a
>> heat sensor.
>>
>> It just has paper labels on the black wires, and they look like they were
>> put on by somebody who tried to figure out the motor in the past. They do
>> not match up with any of the three phase wiring numbers/ letters
>> standards
>> I've been able to find. I want to hook it to a VFD for testing. Since the
>> data plate says it will operate from 6-130 HZ and lists a range of RPM
>> from
>> 96 to 3680 that tells me was probably intended to operate off of VFD
>> in the
>> first place.
>>
>> Is there any practical way using a meter to determine which wires to
>> pair up
>> to connect to 3 connections on the VFD?
>
> My mistake. It say 3/130 hz, not 6/130.
>
> The Data Plate Reads:
>
> Leland Electrosystems Inc
> Model 6273
> Serial TX43042
> FR 215
> HP 5
> HZ 3/130
> C Temp rise Cont.
> NO.71
> RPM 96-3680
> Class H insulation
>
> I'm beginning to think this may likely be a synchronous motor with a
> start and a run winding. The low frequency and low RPM throws me though.
>

You remind me of my Dad.  He was a pack rat too.  :-)


--
Frank Kurz
www.firetechs.net


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