Lennox HPXA19 User Manual

Page 21
TABLE 12
NORMAL OPERATING PRESSURES
COOLING OPERATION
(Liquid ±10 and Vapor ±5 psig)
First Stage (Low Capacity)
Outdoor Coil
HPXA19−024 HPXA19−036 HPXA19−038 HPXA19−048 HPXA19−060
Outdoor
Coil
Entering Air
Tem
p
. °F
(
°C
)
Liquid Vapor Liquid
Vapor
Liquid Vapor Liquid Vapor Liquid Vapor
65 (18.3) 217 143 227
142
222 142 222 140 225 140
75 (23.9) 250 145 262
145
255 145 258 143 259 142
85 (29.4) 291 147 305
146
295 146 298 145 293 146
95 (35.0) 336 149 352
148
343 148 343 147 356 147
105 (40.6) 386 151 403
152
390 153 402 147 408 147
115 (49.0) 440 153 458
155
446 156 452 152 455 151
Second Stage (High Capacity)
Outdoor Coil
HPXA19−024 HPXA19−036 HPXA19−038 HPXA19−048 HPXA19−060
Outdoor
Coil
Entering Air
Tem
p
. °F
(
°C
)
Liquid Vapor Liquid
Vapor
Liquid Vapor Liquid Vapor Liquid Vapor
65 (18.3) 222 143 244
136
231 133 232 134 249 126
75 (23.9) 256 145 282
139
263 139 266 136 289 134
85 (29.4) 302 145 325
142
305 142 309 139 330 140
95 (35.0) 349 147 377
144
354 145 359 142 378 143
105 (40.6) 403 149 428
146
403 147 410 144 433 146
115 (49.0) 464 152 488
148
461 149 468 147 492 149
TABLE 13
NORMAL OPERATING PRESSURES
HEATING OPERATION
(Liquid ±10 and Vapor ±5 psig)
First Stage (Low Capacity)
Outdoor
Coil
HPXA19−024 HPXA19−036 HPXA19−038 HPXA19−048 HPXA19−060
Coil
Entering
Air
T°F
Liquid Vapor Liquid
Vapor
Liquid Vapor Liquid Vapor Liquid Vapor
40 (4.4) 321 99 296
95
308 97 315 97 319 93
50 (10) 340 120 310
112
323 116 330 114 335 111
Second Stage (High Capacity)
Outdoor
Coil
HPXA19−024 HPXA19−036 HPXA19−038 HPXA19−048 HPXA19−060
C
o
il
Entering
Air Temp.
°F (°C)
Liquid Vapor Liquid
Vapor
Liquid Vapor Liquid Vapor Liquid Vapor
20 (−7.0) 273 68 277
60
288 59 294 60 300 57
30 (−1.0) 296 80 296
74
308 74 303 75 312 70
40 (4.4) 321 95 321
88
316 90 314 90 323 83
50 (10) 341 115 341
104
330 108 325 106 339 97

Lennox HPXA19 Specifications

General

Brand	Lennox
Model	HPXA19
Category	Heat Pump
Language	English