Yes, the line was designed for 250W sodium vapour lamps, you replace them with 60W led lamps AND you use some 20% original overprovision and you can have 250x1.

Yes, the line was designed for 250W sodium vapour lamps, you replace them with 60W led lamps AND you use some 20% original overprovision and you can have 250x1.2-60=240W per post.