@Hadanaccount,
Thanks for posting a follow-up. Good luck.
BTW, with the 93% Efficiency of the LED Drivers thats 281.6 Watts DC at the LEDs [ 302.8 Watts * 0.93 (% eff) = 281.6 Watts ].
This post may help with some of the calculation for a 3 x 3 Strip Build... viewtopic.php?p=25824#p25824