Can the group tell me if there is any requirement about isolations of lead acid 
battery terminals?
We have a 48V equipment powered by lead acid batteries. The negative of the 
batteries set is connected to the enclosure. When the batteries need to be 
replaced, short circuit happens if the tool used to detach the connectors touch 
the enclosure and the positive of the batteries.
Information to disconnect the negative terminal first before replace the 
batteries is clear in the service manual, but I don't know if only this is 
sufficient.

Regards


Sérgio Rocha Loures
Siemens Ltda. - Brazil
ICN FL QEL
Tel:  +55 41 341-5755
Fax: +55 41 341-5058
E-mail: [email protected]


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