Intermatic Mechanical Timers 7 Day, 15 Amp - Intermatic T51211BC, T51311BC
This series provides photo control
initiated / time switch terminated control. These time switches provide a
different "ON/OFF" program each day of the week and a spring wound carryover.
These time switches recommended for applications where you need to turn a load
"ON" at dusk and "OFF" at a preset time. The spring wound carryover provides a
carryover 16 hours minimum to maintain accurate load control even during power
failure. When power resumes, the carryover automatically rewinds itself. Only 1
hour is required to rewind the carryover for each 2 hours of outage. The three
models provide control 1, 2, of 3 circuits. a light level adjustment is provided
on the photo control. All models have single pole double throw switches and
manual circuit by-pass switches.