For use with the 2008 National Electrical Code. Reminders for the Electrician, Based on 2008 National Electrical Code contains the hard-to-remember load calculations, bus bar formulas, neutral balancing formulas, reversing connections of various motors, transformer connections, cooking equipment demand formats, etc. The book has been three-hole-punched to fit in a looseleaf edition of the 2008 National Electrical Code Book.