Ducane (HVAC) FITS-ALL 92 Air Flow Data, Maximum Vent Lengths, Application, Number of elbows

AIR FLOW DATA

	BLOWER				EXTERNAL STATIC
MODEL NUMBER	SPEED	0.1	0.2	0.3	0.4	0.5	0.6	0.7	0.8	0.9	1.0
CMPE050U2B	LOW		665	646	618	582	538	486	425	357	280
		677
(10 X 6 WHEEL, 1/4 HP MOTOR)	MED	857	848	828	798	757	706	644	572	490	397
	HIGH	1111	1081	1047	1008	966	920	870	815	757	695
CMPE050U3B	LOW	614	622	621	610	590	561	522	474	417	350
	MED	966	975	972	956	928	888	835	770	693	603
(10 X 6 WHEEL, 1/3 HP MOTOR)	HIGH	1324	1330	1317	1286	1236	1167	1080	974	850	707
CMPE075U2B	LOW	1111	1087	1048	995	928	846	751	640	516	377
(10 X 6 WHEEL, 1/4 HP MOTOR)	MED	1180	1164	1132	1083	1018	937	840	726	596	450
	HIGH	1284	1259	1222	1172	1110	1035	948	848	736	611
CMPE075U3B	LOW	961	969	964	946	915	871	813	743	659	562
	MED	1458	1405	1345	1278	1205	1125	1038	944	843	735
(10 X 6 WHEEL, 1/3 HP MOTOR)	HIGH	1571	1544	1502	1446	1376	1291	1192	1078	950	807
CMPE100U3B	LOW	1018	1017	1005	980	944	896	836	765	681	586
(10 X 9 WHEEL, 1/3 HP MOTOR)	MED	1312	1294	1262	1216	1157	1084	998	898	784	657
	HIGH	1600	1571	1526	1463	1383	1286	1172	1040	892	726
CMPE100U4B	LOW	1223	1211	1194	1171	1142	1107	1067	1021	970	913
	MED	1513	1493	1466	1433	1393	1347	1295	1236	1170	1098
(12 X 9 WHEEL., 1/2 HP MOTOR)	HIGH	1825	1801	1767	1724	1672	1610	1539	1459	1369	1270
CMPE125U5B	LOW	1410	1394	1368	1332	1287	1232	1167	1092	1007	912
	MED	1853	1799	1742	1680	1614	1544	1470	1391	1309	1222
(12 X 12 WHEEL, 3/4 HP MOTOR)	HIGH	2427	2331	2232	2131	2028	1922	1814	1703	1590	1474

NOTES: 1) Air flow values in cubic feet per minute (CFM), 2) Data taken without filters or AC evaporator coil in place

MAXIMUM VENT LENGTHS

APPLICATION	Allowable Max Vent Lengths of 2" Dia. PVC, ABS or CPVC SCH 40 PIPE
Number of elbows	1	2	3	4	5
Non-direct Vent (1 Pipe) System	60	58	55	53	50
CMPE050U2, CMPE050U3
CMPE075U2, CMPE075U3
Direct Vent (2 Pipe) System	60	58	55	53	50
CMPE050U2, CMPE050U3
CMPE075U2, CMPE075U3
Non-direct Vent (1 Pipe) System	35	30	24	18	12
CMPE100U3, CMPE100U4
Direct Vent (2 Pipe) System	35	30	24	18	12
CMPE100U3, CMPE100U3
Non-direct Vent (1 Pipe) System	20	15	9	4	-----
CMPE125U5
Direct Vent (2 Pipe) System	20	15	9	4	-----
CMPE125U5
APPLICATION	Allowable Max Vent Lengths of 3" Dia. PVC, ABS or CPVC SCH 40 PIPE
Number of elbows	1	2	3	4	5
Non-direct Vent (1 Pipe) System	80	76	73	70	65
CMPE050U2B, CMPE050U3B
CMPE075U2B, CMPE075U3B
Non-direct Vent (1 Pipe) System	65	61	58	55	50
CMPE100U3B, CMPE100U4B
CMPE125U5B
Direct Vent (2 Pipe) System	80	76	73	70	65
CMPE100U3B, CMPE100U4B
CMPE125U5B, CMPE075U3B
Direct Vent (2 Pipe) System	65	61	58	55	50
CMPE100U3, CMPE100U4
CMPE125U5