Conntek29139-180 4.6m Locking Power Cord For Model L6-30p To Model Sjtw 10/3

Will this work for a 230 volt 3.7 hp air compressor?

Do you know if i can use it to backfeed house, gen l6-30p to 10/3 > ac 30amp dis-connect? thank you for your help.

what type of prongs are on the unit. what type of receptacle is needed? e.g. nema 6-30r or ???

Trying to power server from 240v 30a source. psu takes 110-240v. receptacle is nema l6-30 and need standard american 3 prong female. safe / unsafe?