Bryant 581A/B manual 581B060 5 Tons HIGH-STATIC Motor Belt Drive

581B036-150

PERFORMANCE DATA (cont)

FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)

581B060 (5 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*
Airflow									External Static Pressure (in. wg)
				0.2			0.4					0.6			0.8			1.0
(Cfm)
			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	1368	1.40	1246
2000			1048	0.85	757	1153	1.03	913		1244		1.20	1066	1326	1.37	1219	1401	1.54	1371
2100			1090	0.97	859	1191	1.15	1023		1281		1.33	1185	1361	1.51	1345	1435	1.69	1505
2200			1131	1.09	970	1230	1.29	1143		1318		1.48	1313	1397	1.67	1481	1470	1.86	1649
2300			1173	1.23	1091	1269	1.43	1273		1355		1.63	1451	1433	1.83	1627	1505	2.03	1803
2400			1215	1.38	1223	1309	1.59	1413		1393		1.80	1600	1470	2.01	1784	1540	2.21	1967
2500			1258	1.54	1365	1349	1.76	1564		1431		1.98	1759	1506	2.20	1951	1576	2.41	2142
581B060 (5 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
Airflow									External Static Pressure (in. wg)
				1.2			1.4					1.6			1.8			2.0
(Cfm)
			Rpm	Bhp	Watts	Rpm	Bhp	Watts		Rpm		Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1500			1312	1.07	948	1380	1.20	1067		1445		1.34	1189	1506	1.48	1312	1564	1.62	1437
1600			1342	1.18	1047	1411	1.32	1173		1474		1.46	1300	1535	1.61	1429	1593	1.76	1560
1700			1374	1.30	1153	1441	1.45	1286		1505		1.60	1420	1565	1.75	1555	1622	1.91	1692
1800			1406	1.43	1268	1473	1.58	1407		1535		1.74	1548	1595	1.90	1690	1652	2.06	1833
1900			1438	1.57	1391	1504	1.73	1537		1567		1.90	1685	1626	2.06	1833	1682	2.23	1983
2000			1471	1.72	1523	1536	1.89	1677		1598		2.06	1831	1657	2.24	1986	1713	2.41	2142
2100			1504	1.87	1665	1569	2.06	1825		1630		2.24	1986	1688	2.42	2149	1744	2.60	2312
2200			1538	2.04	1816	1602	2.23	1984		1663		2.42	2152	1720	2.61	2321	1775	2.81	2491
2300			1572	2.23	1978	1635	2.42	2153		1695		2.62	2328	1753	2.82	2504	—	—	—
2400			1607	2.42	2150	1669	2.63	2332		1729		2.83	2515	—	—	—	—	—	—
2500			1642	2.63	2333	1704	2.84	2523		—		—	—	—	—	—	—	—	—
	LEGEND										Refer to page 103 for general Fan Performance Data notes.
Bhp	— Brake Horsepower										NOTES:
Watts	—	Input Watts to Motor
											1.	Boldface indicates field-supplied drive is required.
*Motor drive range: 1300 to 1685 rpm. All other rpms require field-supplied drive.											2. Maximum continuous bhp is 2.90.
581B072 (6 TONS) — STANDARD MOTOR (BELT DRIVE)*
Airflow									External Static Pressure (in. wg)
				0.2			0.4					0.6			0.8			1.0
(Cfm)
			Rpm	Bhp	Watts	Rpm	Bhp	Watts		Rpm		Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1800			967	0.63	563	1075	0.80	715		1170		0.97	861	1255	1.13	1002	1333	1.28	1139
1900			1008	0.72	643	1112	0.91	805		1205		1.08	960	1289	1.25	1111	1366	1.42	1258
2000			1049	0.82	731	1151	1.02	903		1241		1.20	1068	1323	1.38	1228	1399	1.56	1384
2100			1091	0.93	827	1189	1.14	1008		1278		1.33	1183	1358	1.52	1353	1433	1.71	1519
2200			1133	1.05	933	1229	1.26	1123		1315		1.47	1308	1393	1.67	1487	1467	1.87	1662
2300			1176	1.18	1047	1268	1.40	1247		1352		1.62	1441	1429	1.84	1630	1501	2.04	1815
2400			1218	1.32	1170	1308	1.55	1380		1390		1.78	1584	1466	2.01	1782	1537	2.23	1977
2500			1261	1.47	1304	1349	1.72	1523		1429		1.96	1736	1503	2.19	1945	—	—	—
2600			1305	1.63	1448	1390	1.89	1677		1468		2.14	1900	1540	2.38	2117	—	—	—
2700			1348	1.80	1602	1431	2.07	1841		1507		2.33	2073	—	—	—	—	—	—
2800			1392	1.99	1768	1472	2.27	2016		—		—	—	—	—	—	—	—	—
2900			1435	2.19	1945	—	—	—		—		—	—	—	—	—	—	—	—
3000			1479	2.40	2135	—	—	—		—		—	—	—	—	—	—	—	—
581B072 (6 TONS) — STANDARD MOTOR (BELT DRIVE)* (cont)
Airflow									External Static Pressure (in. wg)
				1.2			1.4					1.6			1.8			2.0
(Cfm)
			Rpm	Bhp	Watts	Rpm	Bhp	Watts		Rpm		Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1800			1406	1.43	1273	1475	1.58	1403		1540		1.72	1531	1601	1.87	1657	1660	2.00	1780
1900			1438	1.58	1401	1505	1.73	1541		1569		1.89	1678	1630	2.04	1813	1689	2.19	1945
2000			1470	1.73	1537	1537	1.90	1686		1600		2.06	1833	1660	2.23	1977	1718	2.38	2118
2100			1502	1.89	1681	1568	2.07	1840		1631		2.25	1996	—	—	—	—	—	—
2200			1535	2.06	1834	1600	2.25	2002		—		—	—	—	—	—	—	—	—
2300			1569	2.25	1996	—	—	—		—		—	—	—	—	—	—	—	—
2400			—	—	—	—	—	—		—		—	—	—	—	—	—	—	—
2500			—	—	—	—	—	—		—		—	—	—	—	—	—	—	—
2600			—	—	—	—	—	—		—		—	—	—	—	—	—	—	—
2700			—	—	—	—	—	—		—		—	—	—	—	—	—	—	—
2800			—	—	—	—	—	—		—		—	—	—	—	—	—	—	—
2900			—	—	—	—	—	—		—		—	—	—	—	—	—	—	—
3000			—	—	—	—	—	—		—		—	—	—	—	—	—	—	—
	LEGEND										Refer to page 103 for general Fan Performance Data notes.
Bhp	— Brake Horsepower										NOTES:
Watts	—	Input Watts to Motor									1.	Boldface indicates field-supplied drive is required.

*Motor drive range: 1119 to 1585 rpm. All other rpms require field-supplied drive.

2. Maximum continuous bhp is 2.40.

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