e -tender for requirement of alemannic timer for switching on and off street light in ulhasnagar municipal corporation jurisdiction e -tender for requirement of alemannic timer for switching on and off street light in ulhasnagar municipal corporation jurisdiction , supplying and erecting programmable digital almanac timer microcontroller based with real time clock to operate on derived switching “on” & switching “off” street light as per daily sunset and sunrise respectively automatically having 4 digit led continuous time display, relay output 230v / 10a with 10 hrs battery backup and manual over drive facility capable to drive different capacity contactors timer erected in ms box in an approved manner. make:-hertz / abb / siemens / l&t