7.1
Preferred Grounding Configuration, 480 or 600 VAC Input and Output, Isolated
Power Distribution Units, Wye-Connected Service
Figure 3
Preferred Grounding Configuration, 480 or 600 VAC Input and Output
I m p e d a n c e - g r o u n d e d w y e s o u r c e s r e q u i r e a n I s o l a t e d N e u t r a l K i t i n
a d d i t i o n t o t h e g r o u n d i n g a n d n e u t r a l c o n d u c t o r s s h o w n a b o v e .
Configuring Your Neutral and Ground Connections
15