Power Distribution Unit Tags AS/400, Database, DataCenter, Development, Microsoft Exchange, Microsoft Windows, Networking, Security, SQL Server, Storage VIEW ALL TAGS IT Questions & Answers IT Discussions 1 Form 4 Class 6 Standard what does form 4 class 6 standard mean in relation to PDU build? Thanks! We'll email youwhen relevant content isadded and updated. Following Follow form 4 class 6. pdu Thanks! We'll email youwhen relevant content isadded and updated. Following Follow PDU Thanks! We'll email youwhen relevant content isadded and updated. Following Follow Power Distribution Unit Last updated: June 4, 2009 12:28 PM Answer Marybernadette5 pointsBadges: 1