DL manuals Panamax AC Power Distribution Powermax PM8-EX Datasheet Panamax Powermax PM8-EX Datasheet - page 2 12 Page of 2 Go Download Print this page Bookmark us Voltage Protection Rating (UL1449 3rd Edition, 3,000A): 500V « ‹ Prev12 Summary of Powermax PM8-EX Page 2Voltage protection rating (ul1449 3rd edition, 3,000a): 500v.