240V Water Heater Timer Wiring Diagram

View 240V Water Heater Timer Wiring Diagram Background. 2 wire 1 phase non simultaneous operation. Terminal a is not used unless circuit also has a neutral wire, see basic water heater circuit diagram #2:

This will take some reengineering of the timer. Intermatic's electric water heater timer switch will automatically schedule hot water when needed. It would be nice if this timer had double throw.

It would be nice if this timer had double throw.

Learn how to save some money on your electric bill. How to install water heater timer. Working on some graphic art tonight for website. This guide recommends minimum branch circuit sizing and wire size based on national electric code.