iam willing to build a high and low voltage cutoff with time delay using lm324 for ac machine

To get full information or details of high low cut off circuit using lm324 please have a look on the pages

http://circuitsgallery2014/02/voltage-stabilizer-circuit.html

http://circuitsgallery2014/01/battery-charge-controller-circuit.html

http://homemade-circuits2011/12/simple-mains-high-and-low-voltage.html

if you again feel trouble on high low cut off circuit using lm324 please reply in that page and ask specific fields in high low cut off circuit using lm324