You can run drippers 24/7 or you can turn it back in the dark.

If you want to save power and the heat pumps cause you can run them full on with the lights and then 15 on 45 off after the first hour of dark.

Not that it will offer anymore oxygen to the root system or that it needs a rest...unless you are doing ebb & flow. You can save on electricity and heat is about all. There should be no change in the plants with the dark cycle watering schedule. They will droop a bit on you that is normal as there is no light.