McGraw Edison Ni-Cads (KOH electrolyte) [RE-wrenches]

[Bill Loesch, Saint Louis Solar]

RE-wrenches said:

>Hello John and John

>The ED-120 cells which John has are, indeed, NiCd even though they 
>have the Edison name on them. They have a nominal voltage of 1.2 VDC 
>and a capacity of 120 Ampere-hours. I have run many of these for 
>years.

>Electrolyte specific gravity does NOT change with state of charge, 
>but remains constant.

>These are rugged and long lived cells. If they have not been ruined 
>by operating them for long periods with high carbonate levels, then 
>an electrolyte replacement will bring them back to useful life.

>Please contact me off list for details on electrolyte replacement.

>Richard
>Home Power


Richard,

Interested in the ni-cad electrolyte details, too.

This subject comes up regularly, is there not some spot where this
information could be stored? Searching Topica would be one solution, but
very often the subject line has no relation to the message content.

TIA,

Bill Loesch
Solar 1 - Saint Louis Solar

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