York ZT078-102 Installation Manual

Also see for ZT SERIES: Technical guide

6021980-UIM-A-112078 Johnson Controls Ducted SystemsTable 36: ZT090 charging table - system 1Table 37: ZT090 charging table - system 2Air flowIndoor Db/Wb Outdoor DB SuctionpressureSuctiontemp.Dischargepressure Liquid temp. Delta T Db Entering evapDbLeaving evapDb300 CFM/ton80/6275 133 55 252 82 31 80 4985 135 54 293 92 29 80 5195 137 54 339 99 28 80 52300 CFM/ton80/6775 143 60 254 81 26 80 5485 146 60 296 91 25 80 5595 149 60 342 99 23 80 57300 CFM/ton80/7275 156 67 259 80 21 80 5985 160 67 300 90 20 80 6095 162 67 346 99 19 80 61300 CFM/ton75/6275 132 54 252 82 26 75 4985 135 54 292 91 25 75 5095 138 54 338 101 23 75 52400 CFM/ton80/6275 136 56 256 78 26 80 5485 140 56 296 88 26 80 5495 144 57 342 99 25 80 55400 CFM/ton80/6775 151 65 257 81 22 80 5885 154 64 298 90 21 80 5995 156 63 345 98 21 80 59400 CFM/ton80/7275 162 71 263 78 17 80 6385 166 70 304 88 17 80 6495 169 70 350 97 16 80 64400 CFM/ton75/6275 139 58 255 80 22 75 5385 142 57 296 90 21 75 5495 144 57 342 98 21 75 54Air flowIndoor Db/Wb Outdoor DB SuctionpressureSuctiontemp.Dischargepressure Liquid temp. Delta T Db Entering evapDbLeaving evapDb300 CFM/ton80/6275 128 54 256 80 31 80 4985 131 53 300 88 29 80 5195 135 52 348 97 28 80 52300 CFM/ton80/6775 140 61 260 78 26 80 5485 144 60 303 88 25 80 5595 147 59 351 97 23 80 57300 CFM/ton80/7275 150 68 265 77 21 80 5985 154 67 307 87 20 80 6095 159 66 355 97 19 80 61300 CFM/ton75/6275 128 54 258 77 26 75 4985 132 53 300 87 25 75 5095 135 53 348 96 23 75 52400 CFM/ton80/6275 132 57 261 76 26 80 5485 137 57 303 86 26 80 5495 141 56 351 96 25 80 55400 CFM/ton80/6775 146 65 263 77 22 80 5885 150 64 306 87 21 80 5995 153 62 354 97 21 80 59400 CFM/ton80/7275 155 71 271 75 17 80 6385 160 70 312 86 17 80 6495 164 69 358 96 16 80 64400 CFM/ton75/6275 134 58 260 77 22 75 5385 138 57 303 87 21 75 5495 141 56 350 96 21 75 54