[PSUBS-MAILIST] Kelly controllers

via Personal_Submersibles personal_submersibles at psubs.org
Thu May 19 10:01:47 EDT 2016


Ok. I will look more into it. How do you go about testing if a motor is pulling the amount it's plate says it should. I am also suspicious that since the motors are old, that it may have barrings that are not spinning very well, but I don't believe that is the problem. 

Thank you,
Scott Waters


>  -------Original Message-------
>  From: Stephen Fordyce via Personal_Submersibles <personal_submersibles at psubs.org>
>  To: Personal Submersibles General Discussion <personal_submersibles at psubs.org>
>  Subject: Re: [PSUBS-MAILIST] Kelly controllers
>  Sent: May 19 '16 08:05
>  
>  Hi Scott,
>  I'm not sure what sort of fuses you have, but there are different
>  types, sort of split into "fast blow" and "slow blow".  It's pretty
>  literal - the slow ones take a bit longer before they burn out, and I
>  think are designed for applications like your motor starter where
>  there is a brief current spike at the start.  Circuit breakers should
>  also be relatively slow acting (and being resettable is nice).
>  
>  Might be a very easy fix if it's just a matter of replacing the fuses
>  with ones that blow as slowly as possible.
>  
>  Cheers,
>  Steve
>  
>  On Thu, May 19, 2016 at 10:53 PM, via Personal_Submersibles
>  <personal_submersibles at psubs.org> wrote:
>  
>  > Alec,
>  >
>  > I am pretty sure that is correct. The side thrusters are 14.5 amp
>  > 36V and I believe 1/3 horse and the rear thruster is 74 amp 36 volt
>  > and 3 horse. I may have to take them apart to look at the plates on
>  > them again. The problem I am having is the spike from on/off in
>  > either forward or reverse frequently pops the fuse. Is a motor
>  > controller the best way to fix this or is there a better way such as
>  > a capacitor? DC electrical motors and engineering are my two weak
>  > subjects in submarines.
>  >
>  > Thank you,
>  > Scott Waters
>  >
>  >> -------Original Message-------
>  >> From: Alec Smyth via Personal_Submersibles
>  > <personal_submersibles at psubs.org>
>  >> To: Personal Submersibles General Discussion
>  > <personal_submersibles at psubs.org>
>  >> Subject: Re: [PSUBS-MAILIST] Kelly controllers
>  >
>  >> Sent: May 18 '16 20:35
>  >>
>  >> Scott are you sure those motors only pull 15 amps? It seems very
>  >> little for a stonking big piece of hardware like that, but maybe
>  > the
>  >> motor inside the can is smaller that one would expect. Consider
>  > the
>  >> 101's also run at 36 volts but pull three times the current.
>  > Anyway if
>  >> the current draw is correct you would have no problem running
>  > them off
>  >> the standard MK controller. You could even run both of them off
>  > a
>  >> single controller, although you would need some switches or
>  > relays to
>  >> reverse them independently. But the MK controllers are cheap, so
>  > maybe
>  >> just provide each thruster its own speed control.
>  >>
>  >> Best,
>  >>
>  >> Alec
>  >>
>  >> On Wed, May 18, 2016 at 6:31 PM, Alan James via
>  > Personal_Submersibles
>  >> <personal_submersibles at psubs.org> wrote:
>  >>
>  >> > Scott,
>  >> > thinking more about it. That Kelly controller requires a
>  > separate
>  >> > reverse contactor & reverse switch.
>  >> > (they sell them)
>  >> > Also you need to buy their connectors to connect to the
>  > computer to
>  >> > program it. The wiring diagram
>  >> > is for a key start, which is a solenoid switch, so you have to
>  > work
>  >> > out how to wire it differently if
>  >> > you don't want a key start.
>  >> > You sound like you are within the parameters of a MK 101 motor
>  >> > controller. I am not familiar
>  >> > with it but Cliff & Alec are. I believe you can just plug in
>  > the
>  >> > right joystick with spring to centre
>  >> > & get forward & backward on that same axis. The MK sounds like
>  > it
>  >> > would be a lot simpler to set up.
>  >> > Alan
>  >> >
>  >> > -------------------------
>  >> > FROM: Scott Waters via Personal_Submersibles
>  >> > <personal_submersibles at psubs.org>
>  >> > TO: Personal Submersibles General Discussion
>  >> > <personal_submersibles at psubs.org>
>  >> > SENT: Thursday, May 19, 2016 9:08 AM
>  >> >
>  >> > SUBJECT: Re: [PSUBS-MAILIST] Kelly controllers
>  >> >
>  >> > No, they are Kitteredge originals
>  >> > Thanks,
>  >> > Scott Waters
>  >> >
>  >> > Sent from my U.S. Cellular® Smartphone
>  >> >
>  >> > -------- Original message --------
>  >> > From: Alan James via Personal_Submersibles
>  >> > <personal_submersibles at psubs.org>
>  >> > Date: 05/18/2016 3:53 PM (GMT-06:00)
>  >> > To: Personal Submersibles General Discussion
>  >> > <personal_submersibles at psubs.org>
>  >> > Subject: Re: [PSUBS-MAILIST] Kelly controllers
>  >> >
>  >> > Scott,
>  >> > are they Minn kota motors?
>  >> > Alan
>  >> >
>  >> > -------------------------
>  >> > FROM: via Personal_Submersibles
>  > <personal_submersibles at psubs.org>
>  >> > TO: Personal Submersibles General Discussion
>  >> > <personal_submersibles at psubs.org>
>  >> > SENT: Thursday, May 19, 2016 8:29 AM
>  >
>  >>> SUBJECT: Re: [PSUBS-MAILIST] Kelly controllers
>  >> >
>  >> > Thanks Alan
>  >> >
>  >> > -Scott Waters
>  >> >
>  >> >> -------Original Message-------
>  >> >> From: Alan James via Personal_Submersibles
>  >> > <personal_submersibles at psubs.org>
>  >> >> To: Personal Submersibles General Discussion
>  >> > <personal_submersibles at psubs.org>
>  >> >> Subject: Re: [PSUBS-MAILIST] Kelly controllers
>  >> >> Sent: May 18 '16 13:45
>  >> >>
>  >> >> Scott,
>  >> >> I would say something like this item.
>  >> >>
>  >> >
>  >>
>  >
>  http://kellycontroller.com/kds36100e100a24v-36v-mini-brushed-controller-p-270.html
>  >> >> Kelly will give you advice on choosing a suitable controller
>  > &
>  >> > they
>  >> >> normally respond the
>  >> >> same day. They say the controller should be 2-3 x the power
>  > of
>  >> > the
>  >> >> motor.
>  >> >> When I bought my Brushless motor controller I found I
>  > couldn't
>  >> >> reverse off a joy stick.
>  >> >> They had a joystick port but just for forward control. I was
>  >> > required
>  >> >> to pay more to get the same
>  >> >> unit programmed to do this. It is a bit ambiguous how they
>  > word
>  >> > this
>  >> >> option in the manual.
>  >> >> I saw those Pisces subs on Oahu a couple of years back as has
>  >> > David
>  >> >> C. They were having
>  >> >> funding problems at the time. There are normally turtles in
>  > the
>  >> > water
>  >> >> by the wharf & a hole off
>  >> >> to the left that has some resident reef sharks. The guys will
>  >> > point it
>  >> >> out.
>  >> >> Cheers Alan
>  >> >>
>  >> >> -------------------------
>  >> >> FROM: via Personal_Submersibles
>  > <personal_submersibles at psubs.org>
>  >> >> TO: Personal Submersibles General Discussion
>  >> >> <personal_submersibles at psubs.org>
>  >> >> SENT: Thursday, May 19, 2016 5:42 AM
>  >> >> SUBJECT: Re: [PSUBS-MAILIST] Kelly controllers
>  >> >
>  >> >>
>  >> >> I am looking for a motor controller for my two side
>  > thrusters. I
>  >> >> currently have it on a off/on switch and it blows fuses from
>  > the
>  >> >> spike. I have a variable controller for my rear thruster that
>  >> > works
>  >> >> well. The motors are 14.5 amp each and are 36 volt.
>  >> >>
>  >> >> Thank you,
>  >> >> Scott Waters
>  >> >>
>  >> >>> -------Original Message-------
>  >> >>> From: Alan James via Personal_Submersibles
>  >> >> <personal_submersibles at psubs.org>
>  >> >>> To: Personal Submersibles General Discussion
>  >> >> <personal_submersibles at psubs.org>
>  >> >>> Subject: [PSUBS-MAILIST] Kelly controllers
>  >> >>> Sent: Apr 29 '16 15:34
>  >> >>
>  >> >>>
>  >> >>> Alec,
>  >> >>> one thing that wasn't obvious with my KBS mini controller
>  >> > purchase
>  >> >>> was that if you want to run forward / reverse off one axis
>  > of a
>  >> >>> joystick,
>  >> >>> you have to specify this option. It costs you an extra $26-
>  > &
>  >> > is a
>  >> >>> software change they make. They call this an electric boat
>  >> > function.
>  >> >>> Alan
>  >> >> _______________________________________________
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>  >> >>
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>  >> >>
>  >> >>
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