CAN' READ PLATE ON A/C - CAN'T TELL TONNAGE

Question

I CAN'T READ PLATE ON A/C UNIT. I DON'T KNOW TONNAGE. COMPRESSOR HAS THE FOLLOWING INFO IT WAS HARD TO READ ALSO, MODEL-SRD6-0225-P4VC SERIAL 84B 12266 CAN YOU TELL ME THE TONNAGE OF THE UNIT FROM THIS . THE ONLY REASON I TYPED IN THAT A/C UNIT THE SYSTEM WOULD NOT ME SEND THE MESSAGE WITHOUT USING THE NEW RUUD A/C UNITS