> Craig wrote: > In addition, our electrical service is grounded at three points: > > - the inside sub-panel installation that connects to the > copper water pipes in the old part of the house, > - the 50' long, separate, seamless tubing that supplies > water to the new part of our house, and, > - a ground rod at the outside transfer switch panel, which, > under UL certification, is suitable for service entrance > and may be used as a main panel or feed-through to a > sub-panel.
NEC says that's fine - IF the multiple grounds are tied together. >From a lightning protection standpoint, one ground is better. Or really heavy cable tying the multiple grounds together. -- Philip _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com