Bryant 581A/B manual Altitude Compensation 579F180-300, LP Gas Units, Outdoor Sound Power

579F180-300

PERFORMANCE DATA — 579F (cont)

ALTITUDE COMPENSATION — 579F180-300

(LP Gas Units)

ELEVATION	LIQUID PROPANE ORIFICE SIZE
(ft)	Low Heat and High Heat
0-2,000	36
2,000	37
3,000	38
4,000	38
5,000	39
6,000	40
7,000	41
8,000	41
9,000	42
10,000	43

OUTDOOR SOUND POWER

UNIT	SOUND	A-WEIGHTED				OCTAVE BANDS
	RATING
579F		(dB)	63	125	250	500	1000	2000	4000	8000
	(60 Hz)
180	88 dB	87.8	90.8	88.7	86.4	84.3	83.5	78.4	75.6	66.8
216	88 dB	87.8	90.8	88.7	86.4	84.3	83.5	78.4	75.6	66.8
240	95 dB	94.1	98.7	92.3	93.8	90.9	89.6	85.9	80.3	74.3
300	95 dB	94.1	98.7	92.3	93.8	90.9	89.6	85.9	80.3	74.3

NOTE: Indoor sound power is available in Bryant’s Electronic Catalog program (ECAT) for specific operating parameters.

ACCESSORY/FIOP STATIC PRESSURE (in. wg)* — 579F180-300

COMPONENT					CFM
	4500	5000	5400	6000	7200	7500	9000	10,000	11,250
EconoMi$er IV and EconoMi$er2	0.040	0.050	0.060	0.070	0.090	0.100	0.110	0.120	0.140
LEGEND

FIOP — Factory-Installed Option

*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.

FAN RPM AT MOTOR PULLEY SETTINGS*

UNIT						MOTOR PULLEY TURNS OPEN
579F	0	1/2	1	11/2	2		21/2	3	31/2	4	41/2	5	51/2	6
180† (208/230 and 460-v)	††	††	1179	1150	1121		1093	1064	1035	1006	978	949	920	891
180**	††	††	1559	1522	1488		1455	1422	1389	1356	1323	1289	1256	1227
180† (575-v)	††	††	1429	1403	1376		1349	1323	1296	1269	1242	1215	1188	1159
216†	††	††	1095	1077	1058		1040	1021	1002	984	965	947	928	910
216**	††	††	1287	1265	1243		1222	1200	1178	1156	1134	1112	1091	1069
240†	††	††	1225	1209	1187		1165	1143	1120	1098	1076	1053	1031	1002
240**	††	††	1458	1434	1407		1381	1354	1328	1301	1275	1248	1222	1193
300†	††	††	1283	1269	1247		1225	1203	1182	1160	1138	1116	1095	1066
300**	††	††	—	—	1551		1524	1497	1470	1443	1415	1388	1361	1332

*Approximate fan rpm shown. †Indicates standard drive package. **Indicates alternate drive package.

††Due to belt and pulley size, pulley cannot be set to this number of turns open.

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