20
Performance
Data
Table 20-1  29 Ton Gross Cooling Capacities (MBh) English
Ambient Temperature  Deg F
85 95 105 115
Ent Entering Wet Bulb Temperature  Deg F
DB 61 67 73 61 67 73 61 67 73 61 67 73
CFM (F) TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC
75 322 264 356 207 394 143 307 256 340 200 376 135 292 248 324 192 358 128 276 239 306 184 339 120
8750 81 327 324 357 262 395 202 313 313 341 255 378 195 299 299 325 246 359 187 285 285 308 238 341 179
87 347 347 360 320 396 260 334 334 345 312 379 252 321 321 329 304 360 244 306 306 312 296 342 236
93 369 369 369 369 398 317 356 356 356 356 381 309 342 342 342 342 363 301 327 327 327 327 345 292
75 323 268 358 207 396 143 309 260 342 200 378 136 294 252 325 192 360 128 277 243 307 187 341 121
9000 81 330 330 359 266 397 204 315 315 343 258 379 197 302 302 326 250 361 189 288 288 309 242 342 181
87 350 350 362 325 398 263 337 337 347 318 380 255 324 324 331 310 362 247 309 309 314 301 343 239
93 373 373 373 373 400 322 359 359 359 359 383 314 345 345 345 345 365 306 330 330 330 330 346 297
75 330 283 364 216 402 146 315 275 347 208 384 139 299 266 330 201 365 131 283 258 312 192 345 123
10000 81 339 339 365 280 403 213 326 326 349 272 385 205 312 312 332 264 366 198 297 297 314 256 347 190
87 362 362 370 346 405 277 348 348 354 338 387 269 334 334 338 330 368 261 319 319 319 319 349 253
93 386 386 386 386 408 342 372 372 372 372 390 334 357 357 357 357 371 325 341 341 341 341 352 317
75 335 297 369 225 407 149 320 289 352 217 388 141 304 281 335 209 369 134 287 272 316 201 349 126
11000 81 348 348 371 294 409 222 335 335 354 286 390 214 320 320 337 278 371 206 305 305 319 269 351 198
87 372 372 377 366 410 291 358 358 361 358 392 283 344 344 343 343 373 275 328 328 328 328 353 266
93 398 398 397 397 414 361 383 383 383 383 396 353 367 367 367 367 377 345 351 351 351 351 358 336
75 340 311 373 233 411 151 325 303 356 225 392 144 309 295 338 217 373 136 292 286 320 209 353 129
12000 81 357 357 376 308 413 230 343 343 359 300 395 222 328 328 341 291 375 214 312 312 323 283 355 206
87 382 382 382 382 415 304 367 367 367 367 397 296 352 352 352 352 377 288 336 336 336 336 357 279
93 408 408 408 408 420 380 393 393 393 393 402 372 376 376 376 376 383 364 360 360 360 360 363 356
Notes:
1. All capacities shown are gross and have not considered indoor fan heat. To obtain net cooling, subtract indoor fan heat.
2. TGC = Total gross capacity.
3. SHC = Sensible heat capacity.
Table 20-2  105 kW (29 Ton) Gross Cooling Capacity (kW) Metric
Ambient Temperature  Deg C
29.4 35.0 40.6 46.1
Ent Entering Wet Bulb Temperature  Deg C
DB 16.1 19.4 22.8 16.1 19.4 22.8 16.1 19.4 22.8 16.1 19.4 22.8
L/s (C) TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC TGC SHC
23.9 94.4 77.4 104.3 60.7 115.5 41.9 90.0 75.0 99.7 58.6 110.2 39.6 85.6 72.7 95.0 56.3 104.9 37.5 80.9 70.1 89.7 53.9 99.4 35.2
4130 27.2 95.8 95.0 104.6 76.8 115.8 59.2 91.7 91.7 99.9 74.7 110.8 57.2 87.6 87.6 95.3 72.1 105.2 54.8 83.5 83.5 90.3 69.8 99.9 52.5
30.6 101.7 101.7 105.5 93.8 116.1 76.2 97.9 97.9 101.1 91.4 111.1 73.9 94.1 94.1 96.4 89.1105.5 71.5 89.7 89.7 91.4 86.8 100.2 69.2
33.9 108.2108.2 108.2 108.2 116.7 92.9 104.3 104.3 104.3 104.3 111.7 90.6 100.2 100.2 100.2100.2 106.4 88.2 95.8 95.8 95.8 95.8 101.1 85.6
23.9 94.7 78.6 104.9 60.7 116.1 41.9 90.6 76.2 100.2 58.6 110.8 39.9 86.2 73.9 95.3 56.3 105.5 37.5 81.2 71.2 90.0 54.8 99.9 35.5
4250 27.2 96.7 96.7 105.2 78.0 116.4 59.8 92.3 92.3 100.5 75.6 111.1 57.7 88.5 88.5 95.6 73.3105.8 55.4 84.4 84.4 90.6 70.9 100.2 53.1
30.6 102.6 102.6 106.1 95.3 116.7 77.1 98.8 98.8 101.7 93.2 111.4 74.7 95.0 95.0 97.0 90.9106.1 72.4 90.6 90.6 92.0 88.2 100.5 70.1
33.9 109.3109.3 109.3 109.3 117.2 94.4 105.2 105.2 105.2 105.2 112.3 92.0 101.1 101.1 101.1101.1 107.0 89.7 96.7 96.7 96.7 96.7 101.4 87.1
23.9 96.7 82.9 106.7 63.3 117.8 42.8 92.3 80.6 101.7 61.0 112.6 40.7 87.6 78.0 96.7 58.9 107.0 38.4 82.9 75.6 91.4 56.3 101.1 36.1
4720 27.2 99.4 99.4 107.0 82.1 118.1 62.4 95.6 95.6 102.3 79.7 112.8 60.1 91.4 91.4 97.3 77.4107.3 58.0 87.1 87.1 92.0 75.0 101.7 55.7
30.6 106.1 106.1 108.4101.4 118.7 81.2 102.0102.0 103.8 99.1 113.4 78.8 97.9 97.9 99.1 96.7 107.9 76.5 93.5 93.5 93.5 93.5 102.3 74.2
33.9 113.1113.1 113.1 113.1 119.6 100.2 109.0 109.0 109.0 109.0 114.3 97.9 104.6104.6 104.6 104.6 108.7 95.3 99.9 99.9 99.9 99.9 103.2 92.9
23.9 98.2 87.1 108.2 65.9 119.3 43.7 93.8 84.7 103.2 63.6 113.7 41.3 89.1 82.4 98.2 61.3 108.2 39.3 84.1 79.7 92.6 58.9 102.3 36.9
5190 27.2 102.0 102.0 108.7 86.2 119.9 65.1 98.2 98.2 103.8 83.8 114.3 62.7 93.8 93.8 98.8 81.5 108.7 60.4 89.4 89.4 93.5 78.8 102.9 58.0
30.6 109.0109.0 110.5 107.3 120.2 85.3 104.9 104.9 105.8 104.9 114.9 82.9 100.8 100.8 100.5100.5 109.3 80.6 96.1 96.1 96.1 96.1 103.5 78.0
33.9 116.7116.7 116.4116.4 121.3 105.8 112.3112.3 112.3 112.3 116.1 103.5 107.6 107.6 107.6 107.6 110.5 101.1 102.9 102.9 102.9 102.9 104.9 98.5
23.9 99.7 91.2 109.3 68.3 120.5 44.3 95.3 88.8 104.3 65.9 114.9 42.2 90.6 86.5 99.1 63.6 109.3 39.9 85.6 83.8 93.8 61.3 103.5 37.8
5660 27.2 104.6 104.6 110.2 90.3 121.1 67.4 100.5100.5 105.2 87.9 115.8 65.1 96.1 96.1 99.9 85.3109.9 62.7 91.4 91.4 94.7 82.9 104.1 60.4
30.6 112.0112.0 112.0 112.0 121.6 89.1 107.6 107.6 107.6 107.6 116.4 86.8 103.2 103.2 103.2103.2 110.5 84.4 98.5 98.5 98.5 98.5 104.6 81.8
33.9 119.6119.6 119.6119.6 123.1 111.4 115.2115.2 115.2 115.2 117.8 109.0 110.2 110.2 110.2 110.2 112.3 106.7 105.5 105.5 105.5 105.5 106.4 104.3
Notes:
1. All capacities shown are gross and have not considered indoor fan heat. To obtain net cooling, subtract indoor fan heat.
2. TGC = Total gross capacity.
3. SHC = Sensible heat capacity.