Good example drawing?

Conrad

Member
I am trying to find a good example drawing I can use to explain the need for separate grounds and neutrals on a distribution system. I.E 120/208 5 wire, this is to teach an administrator who already knows everything. I expected to fire up google and just pick one, I wasn't so lucky. My own drawing abilities suck, and taking the time to learn CAD does not fit in my timeline. Thanks to anyone who knows of one I can use. The actual point I will be trying to show him is the effect of having multiple main bonding jumpers throughout the system.
 
Yeah, the situation I am trying to capture is 20 pieces of equipment scattered across the site, with 4 or 5 gen-sets all connected in parallel. Some running synced to the others, others connected with their service equipment acting as a distribution box and able to be brought on live should another fail. At any rate I can assume that each gen-set has the equipment ground bonded to the neutral.
Add in an Administrator who knows everything is safe because there is a ground rod (probably a 2-footer), and everyone knows a ground rod makes everything safe.
 
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