Since we often discuss residential services -something covered by both the NEC and the local utility- I thought I'd post my power company's standard.
Local standards may differ, but this page covers some things not addressed by the NEC.
renosteinke (John) ( The details on this document may be difficult to read. If you've got a broadband connection, or patience, it's available full size by clicking on the link below...S) https://www.electrical-contractor.net/forum/el/sierra_pacific.jpg
[This message has been edited by electure (edited 11-07-2004).]