REFLECTOR: Battery contactor hot potato

[Scott Derrick]

battery relays use quite a bit of electricity in a very small area, so 
they will get quite warm.  The coil has to pull pretty hard to insure a 
good contact or the contacts could heat up  and weld or melt which would 
be very bad.

Scott


Alex wrote:
> Dear fellow Velocitarians,
> I have been getting to the wiring, and to do testing ect, I had one of my
> battery contactors energized so I could get power to my bus- was not using
> any power for the most part- just needed to see if my strobes, and other
> things functioned for a few seconds, but after about 30 minutes of being on
> with no load, I went to disconnect, and the solenoid was quite hot- too hot
> to hold for more than about 5 seconds- BTW- I am not accidentally using a
> momentary solenoid- it is a continuous type- but the coil must be using a
> good amount of  power to get that hot I am thinking- is this a normal
> condition or is there something wrong with my unit?
>
> Alex
>
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