E-racer wrote: ...Contractors or relays will not work for tank drive applications because you cannot vary the speeds of the wheels to control the amount that the vehicle turns. [/url]
Does anyone know of any cheap, extremely high amp relays or contactors?
yep ! .. same place you get the starter motors from ! ... Auto starter solenoids.
One of the requirements is for it to move only at night to avoid the carnage that would ensue if it moved during the day.
REdiculous wrote: There shouldn't be any carnage ensuing since you can use simple sensors to stop the machine when animals enter the danger zone.
REdiculous wrote:..I'd still make it slower and run it during the day..If it covers its length every hour,..
mr.electric wrote:I have a few of these 500amp contactors I could sell you super cheap to get the project going.
http://item.mobileweb.ebay.com/viewitem ... 7734716578
A redesign based on a smaller gear motor would be best but since it is a group project you will have to argue with the rest of the group and waste plenty of energy debating the pros and cons of a new design.
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