Bryant 581B036--072 Watts Rpm Bhp 1200, 1600, 1700, 1800, 1900, Rpm Bhp Watts 1200, 2100

Table 19—Fan Performance 581B 048, 581C 048 — Vertical Discharge Units; High-Static Motor (Belt Drive)*

AIRFLOW						EXTERNAL STATIC PRESSURE (in. wg)
CFM		0.2			0.4			0.6			0.8			1.0
	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1200	666	0.26	257	778	0.37	367	871	0.47	471	952	0.57	572	1025	0.67	670
1300	701	0.31	306	810	0.43	426	901	0.54	540	981	0.65	651	1053	0.76	760
1400	737	0.36	361	842	0.49	491	931	0.62	616	1010	0.74	738	1081	0.86	856
1500	773	0.42	422	875	0.57	564	963	0.70	699	1040	0.84	831	1110	0.96	960
1600	810	0.49	491	909	0.65	643	994	0.79	790	1070	0.94	932	1140	1.08	1070
1700	847	0.57	567	943	0.73	730	1027	0.89	888	1101	1.05	1040	1170	1.20	1189
1800	885	0.66	652	978	0.83	826	1060	1.00	994	1133	1.16	1157	1200	1.32	1316
1900	923	0.75	745	1014	0.94	930	1093	1.11	1109	1165	1.29	1283	1231	1.46	1453
2000	962	0.85	847	1049	1.05	1043	1127	1.24	1233	1198	1.42	1417	1263	1.61	1598

AIRFLOW						EXTERNAL STATIC PRESSURE (in. wg)
CFM		1.2			1.4			1.6				1.8			2.0
	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp		Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1200	1093	0.77	767	1155	0.87	861	1213	0.96		955	1268	1.05	1047	1321	1.14	1137
1300	1119	0.87	866	1181	0.98	970	1239	1.08		1073	1294	1.18	1175	1346	1.28	1275
1400	1147	0.98	972	1208	1.09	1086	1265	1.21		1199	1320	1.32	1310	1371	1.43	1419
1500	1175	1.09	1086	1235	1.22	1209	1292	1.34		1332	1346	1.46	1452	1397	1.58	1572
1600	1204	1.21	1207	1263	1.35	1340	1320	1.48		1472	1373	1.61	1603	1424	1.74	1732
1700	1233	1.34	1336	1292	1.49	1480	1348	1.63		1622	1401	1.77	1762	1451	1.91	1901
1800	1262	1.48	1473	1321	1.64	1627	1376	1.79		1779	1428	1.94	1930	1479	2.09	2078
1900	1293	1.63	1620	1350	1.79	1784	1405	1.96		1946	1457	2.12	2106	1506	2.28	2265
2000	1323	1.79	1776	1380	1.96	1950	1434	2.13		2123	1486	2.31	2293	—	—	—
NOTES:										LEGEND
1. Grey cells indicate field-supplied drive is required.									Bhp — Brake Horsepower
2. Maximum continuous bhp is 2.40.									Watts — Input Watts to Motor
3. See general fan performance notes.								*Motor drive range: 1075 to 1455 rpm. All other rpms require field-supplied
									drive.

Table 20—Fan Performance 581B 060, 581C 060 Single-Phase — Vertical Discharge Units;

Standard Motor (Belt Drive)*

AIRFLOW						EXTERNAL STATIC PRESSURE (in. wg)
CFM		0.2			0.4			0.6			0.8			1.0
	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1500	848	0.42	371	968	0.55	486	1069	0.68	600	1158	0.80	715	1238	0.94	831
1600	887	0.49	433	1004	0.63	556	1103	0.76	678	1190	0.90	800	1269	1.04	922
1700	927	0.57	502	1040	0.71	633	1137	0.86	763	1223	1.00	892	1302	1.15	1022
1800	967	0.65	579	1077	0.81	718	1172	0.96	856	1257	1.12	993	1334	1.27	1130
1900	1007	0.75	663	1115	0.91	811	1208	1.08	957	1291	1.24	1101	—	—	—
2000	1048	0.85	757	1153	1.03	913	1244	1.20	1066	—	—	—	—	—	—
2100	1090	0.97	859	1191	1.15	1023	—	—	—	—	—	—	—	—	—
2200	1131	1.09	970	1230	1.29	1143	—	—	—	—	—	—	—	—	—
2300	1173	1.23	1091	—	—	—	—	—	—	—	—	—	—	—	—
2400	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
2500	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

AIRFLOW						EXTERNAL STATIC PRESSURE (in. wg)
CFM		1.2			1.4			1.6			1.8			2.0
	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1500	1312	1.07	948	1380	1.20	1067	—	—	—	—	—	—	—	—	—
1600	1342	1.18	1047	—	—	—	—	—	—	—	—	—	—	—	—
1700	1374	1.30	1153	—	—	—	—	—	—	—	—	—	—	—	—
1800	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
1900	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
2000	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
2100	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
2200	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
2300	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
2400	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
2500	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
NOTES:									LEGEND
1. Grey cells indicate field-supplied drive is required.								Bhp — Brake Horsepower
2. Maximum continuous bhp is 1.30.								Watts — Input Watts to Motor
3. See general fan performance notes.								*Motor drive range: 1035 to 1460 rpm. All other rpms require field-supplied
								drive.

581B,C

31