[RE-wrenches] Low Voltage Disconnect

[jay peltz]

HI Allan and Walt,

I might suggest a Solid State relay instead of a standard unit.

This will work fine on the MX AUX relay, are totally sealed, and very  
reliable.

The MX model line is no more, been replaced with the FM 60/80.

jay

Peltz Power
On Sep 22, 2008, at 8:39 AM, Allan Sindelar wrote:

> Walt,
> In my experience, relays are simple and reliable solutions,  
> especially the 30A open-coil type. I would suggest the MX60's LVD  
> auxiliary function to control a 12V DPST open-coil relay with a 12V  
> coil (Grainger 5Z556). To add additional protection against long- 
> term arcing causing contact pitting, series or parallel the contacts.
> What's an MS-60?
> Allan at Positive Energy
>
> -----Original Message-----
>
> Hello all,
>
> I have an application where a customer has a continuous 40watt load  
> in a remote location (similar to telecom).
>
> We are looking at the MS-60 or MX product for charge control, but  
> neither of these has a LVD without using additional relay equipment.
>
> The charging current coming in from the panels (if we are forced to  
> stay with 12V) is right at 60 amps.
>
> To get the low voltage disconnect function, do you see any problem  
> going with multiple PS-30M charge controllers, and using just one of  
> them for the 40W load?
>
> Thanks,
>
> Walt
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