Bryant 579F User Manual page 272

COMPONENT
EconoMi$er IV
LEGEND
FIOP — Factory-Installed Option
SOUND
UNIT 581A RATING-dB
(60 Hz)
155 87
180 88
UNIT 581A NOMINAL HP
155
(Standard Motor)
155
(Optional Motor)
180
LEGEND
BHP — Brake Horsepower
BkW — Brake Kilowatts
UNIT
581A
0 1 /
2
155† 1147 1124
155** 1315 1292
180† †† ††
180** †† ††
*Approximate fan rpm shown.
†Indicates standard drive package.
**Indicates alternate drive package.
††Due to belt and pulley style, pulley cannot be set to this number of turns open.
PERFORMANCE DATA (cont)
ACCESSORY/FIOP STATIC PRESSURE (in. wg)* — 581A155,180
4500
0.040
INDOOR SOUND DATA (TOTAL UNIT) — 581A155,180
A-WEIGHTED
(dB)
63
87.3 87.1
88.0 95.7
EVAPORATOR FAN MOTOR PERFORMANCE — 581A155,180
VOLTAGE
2.9 208
2.9 230
2.9 460
3 575
3.7 208
3.7 230
3.7 460
5 208
5 230
5 460
5 575
FAN RPM AT MOTOR PULLEY SETTINGS* — 581A155,180
MOTOR PULLEY TURNS OPEN
1 1 1 / 2
2
1101 1078 1055
1269 1246 1223
†† †† 1021
†† †† 1200
5000 5400 6000
0.050 0.060 0.070
*The static pressure must be added to external static pressure. The sum and
the evaporator entering-air cfm should then be used in conjunction with the
Fan Performance tables to determine blower rpm and watts.
SOUND POWER (dB)
Octave Bands
125 250 500
89.9 86.4 84.0
88.9 87.2 85.2
MAX WATTS EFF. %
2700 85.8
2700 85.8
2700 85.8
3065 81.7
3610 85.8
3610 85.8
3610 85.8
5180 87.5
5180 87.5
5180 87.5
5180 87.5
2 1 / 3 3 1 /
2 2
1032 1010 987
1200 1178 1155
1002 984 965
1178 1156 1134
272
CFM
7200 7500 9000 10,000
0.090 0.100 0.110 0.120
1000 2000 4000
82.7 79.0
91.9 79.5
MAX BHP MAX BkW
3.13 2.34
3.13 2.34
3.13 2.34
3.38 2.53
4.38 3.27
4.38 3.27
4.38 3.27
6.13 4.57
6.13 4.57
6.13 4.57
6.13 4.57
4 4 1 / 5
2
964 941 918
1132 1109 1086
947 928 910
1112 1091 1069
11,250
0.140
8000
73.9 68.6
72.7 66.0
MAX AMPS
9.46
8.6
4.3
3.9
10.5
10.5
4.8
15.8
15.8
7.9
6.0
5 1 / 6
2
895 ††
1063 1040
891 873
1047 1025