Carrier 42NL Original Instructions Manual

Also see for 42NH series: Installation, operation and maintenance instructions Installation, operation and maintenance instructions

Contents

Carrier 42NL Original Instructions Manual Manual pdf 27 page image

277.8 - Thermal capacities7.8.1 - Cooling capacity 2-pipe water coilEntering / leavingwatertemperature, °C42NH & NL 225 / 229Relative humidity 50%Air flow, m3/h (l/s)200 (56) 250 (69) 350 (97) 400 (111) 450 (125) 500 (139)Entering air dry-bulb temperature, °C27 25 23 27 25 23 27 25 23 27 25 23 27 25 23 27 25 236-12 TC 1.22 0.96 0.74 1.48 1.16 0.90 1.92 1.52 1.18 2.10 1.68 1.31 2.26 1.81 1.42 2.40 1.92 1.52SHC 0.90 0.79 0.69 1.10 0.97 0.85 1.45 1.29 1.13 1.60 1.43 1.25 1.74 1.56 1.37 1.87 1.67 1.47SAT 12.7 12.2 11.6 12.8 12.3 11.6 13.2 12.5 11.7 13.4 12.6 11.7 13.6 12.8 11.8 13.8 12.9 11.8WF 178 140 107 216 170 131 280 222 172 306 244 190 330 263 206 349 280 22110-15 TC 0.84 0.65 0.52 1.02 0.79 0.64 1.34 1.05 0.85 1.47 1.17 0.94 1.58 1.27 1.03 1.68 1.37 1.10SHC 0.74 0.64 0.52 0.91 0.79 0.64 1.21 1.05 0.85 1.34 1.16 0.94 1.46 1.27 1.03 1.57 1.36 1.10SAT 14.8 13.8 12.0 14.9 13.8 12.0 15.0 13.8 12.0 15.1 13.8 12.0 15.2 13.8 12.0 15.3 13.9 12.0WF 145 112 90 176 137 110 230 181 146 253 201 162 273 219 177 289 235 190Entering / leavingwatertemperature, °C42NH & NL 235 / 239 / 279Relative humidity 50%Air flow, m3/h (l/s)200 (56) 250 (69) 350 (97) 400 (111) 450 (125) 500 (139)Entering air dry-bulb temperature, °C27 25 23 27 25 23 27 25 23 27 25 23 27 25 23 27 25 236-12 TC 1.41 1.16 0.89 1.79 1.42 1.09 2.37 1.88 1.45 2.62 2.08 1.61 2.85 2.27 1.76 3.05 2.44 1.90SHC 0.99 0.90 0.78 1.25 1.11 0.97 1.69 1.49 1.31 1.88 1.67 1.46 2.06 1.84 1.61 2.24 1.99 1.75SAT 11.7 11.2 10.9 11.5 11.3 11.0 11.9 11.6 11.1 12.2 11.8 11.2 12.4 11.9 11.3 12.6 12.1 11.4WF 205 181 138 280 221 170 371 293 227 410 325 252 445 354 275 477 381 29710-15 TC 0.96 0.73 0.58 1.17 0.90 0.72 1.56 1.21 0.97 1.73 1.35 1.08 1.89 1.48 1.19 2.03 1.61 1.29SHC 0.81 0.71 0.58 1.00 0.87 0.72 1.35 1.18 0.97 1.51 1.32 1.08 1.67 1.46 1.19 1.82 1.58 1.29SAT 14.4 13.6 12.0 14.5 13.7 12.0 14.6 13.7 12.0 14.7 13.7 12.0 14.8 13.7 12.0 14.9 13.8 12.0WF 165 126 101 202 155 124 268 209 167 298 233 187 325 255 205 350 277 222Entering / leavingwatertemperature, °C42NH & NL 325 / 329Relative humidity 50%Air flow, m3/h (l/s)300 (83) 350 (97) 450 (125) 550 (153) 600 (167) 700 (194)Entering air dry-bulb temperature, °C27 25 23 27 25 23 27 25 23 27 25 23 27 25 23 27 25 236-12 TC 1.57 1.20 0.95 1.76 1.35 1.08 2.12 1.63 1.32 2.44 1.89 1.54 2.59 2.01 1.64 2.85 2.24 1.84SHC 1.23 1.08 0.93 1.39 1.22 1.06 1.70 1.50 1.30 1.98 1.75 1.51 2.11 1.87 1.62 2.36 2.10 1.82SAT 13.6 13.1 11.9 13.7 13.1 11.9 14.0 13.3 11.9 14.2 13.4 11.9 14.3 13.4 12.0 14.4 13.5 12.0WF 229 175 139 257 197 157 309 238 192 356 275 224 377 293 239 416 326 26810-15 TC 1.07 0.87 0.69 1.20 0.98 0.78 1.47 1.20 0.95 1.71 1.40 1.11 1.82 1.50 1.19 2.04 1.68 1.33SHC 1.02 0.86 0.69 1.16 0.98 0.78 1.42 1.20 0.95 1.66 1.40 1.11 1.77 1.50 1.19 1.99 1.68 1.33SAT 15.4 13.8 12.0 15.5 13.8 12.0 15.5 13.9 12.0 15.5 13.9 12.0 15.6 13.9 12.0 15.6 13.9 12.0WF 184 150 118 208 169 134 252 207 164 294 242 192 314 258 205 351 290 230Entering / leavingwatertemperature, °C42NH & NL 335 / 339Relative humidity 50%Air flow, m3/h (l/s)300 (83) 350 (97) 450 (125) 550 (153) 600 (167) 700 (194)Entering air dry-bulb temperature, °C27 25 23 27 25 23 27 25 23 27 25 23 27 25 23 27 25 236-12 TC 2.00 1.56 1.20 2.27 1.76 1.36 2.75 2.15 1.66 3.19 2.50 1.94 3.40 2.66 2.07 3.77 2.97 2.32SHC 1.44 1.27 1.11 1.65 1.45 1.27 2.04 1.80 1.56 2.40 2.12 1.85 2.57 2.27 1.98 2.89 2.57 2.24SAT 12.1 11.9 11.3 12.4 12.1 11.4 12.7 12.3 11.6 13.0 12.5 11.7 13.1 12.6 11.7 13.4 12.7 11.8WF 292 227 175 330 257 198 401 313 242 465 364 283 495 387 302 550 432 33810-15 TC 1.37 1.04 0.83 1.56 1.18 0.95 1.89 1.46 1.17 2.20 1.72 1.38 2.35 1.84 1.47 2.63 2.08 1.66SHC 1.19 1.03 0.83 1.36 1.17 0.95 1.68 1.45 1.17 1.99 1.71 1.38 2.13 1.83 1.47 2.41 2.07 1.66SAT 14.6 13.8 12.0 14.7 13.8 12.0 14.9 13.8 12.0 15.0 13.8 12.0 15.0 13.8 12.0 15.1 13.8 12.0WF 237 179 143 268 204 164 326 252 202 380 296 237 405 317 254 452 358 287Legend:TC Total cooling capacity (kW)SHC Sensible cooling capacity (kW)SAT Supply air temperature (°C)WF Water flow rate (l/h)NOTE:• To convert l/h to l/s, divide by 3600.• Operating limits - air discharge temperature 12°C when the unit is installed in an ambient temperature of 27°C dry bulb and 65% relative humidity.