Duall Division

Models & Specifications — Previous Page

NH Size 89
Outlet Size 35-3/8" x 46-1/2" I.D • Inlet Size 46-1/4" I.D. • Tip speed = RPM x 11.65
Wheel Diameter 44-1/2" • Outlet Area 11.41 Sq. Ft. Inside • Max. BHP = 50.18(RPM/1000)³

S.P.		1.00		2.00		3.00		4.00		5.00		6.00		7.00		8.00		9.00		10.00		11.00		12.00		13.00		14.00
CFM	OV	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP
23000	2016	566	8.05	637	11.98	702	16.14	765	20.49	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
23950	2099	583	8.75	652	12.84	716	17.11	777	21.60	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
24900	2182	600	9.49	667	13.73	730	18.11	789	22.73	846	27.59	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
25850	2266	617	10.27	683	14.65	745	19.22	801	23.91	857	28.83	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
26800	2349	636	11.18	700	15.68	759	20.30	814	25.16	869	30.21	921	35.52	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
27750	2432	654	12.08	716	16.69	774	21.51	828	26.45	881	31.64	932	36.98	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
28700	2515	673	13.10	733	17.81	789	22.76	842	27.79	893	33.10	944	38.61	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*	*
29650	2599	692	14.16	749	18.91	804	24.06	857	29.27	905	34.59	956	40.28	1003	46.02	*	*	*	*	*	*	*	*	*	*	*	*	*	*
30600	2682	711	15.29	766	20.13	819	25.41	872	30.80	920	36.30	968	42.00	1015	47.91	*	*	*	*	*	*	*	*	*	*	*	*	*	*
31550	2765	730	16.48	783	21.41	835	26.79	886	32.28	934	37.94	980	43.77	1026	49.69	1070	55.84	*	*	*	*	*	*	*	*	*	*	*	*
32500	2848	749	17.73	800	22.73	851	28.22	901	33.91	948	39.64	992	45.55	1038	51.67	1082	57.98	*	*	*	*	*	*	*	*	*	*	*	*
33450	2932	768	19.04	817	24.12	868	29.81	916	35.61	963	41.51	1006	47.46	1050	53.69	1094	60.17	1135	66.64	*	*	*	*	*	*	*	*	*	*
34400	3015	787	20.41	834	25.56	884	31.35	931	37.35	977	43.31	1021	49.57	1062	55.77	1106	62.42	1147	69.05	*	*	*	*	*	*	*	*	*	*
35350	3098	806	21.86	851	27.06	901	33.05	946	39.16	992	45.30	1035	51.60	1075	57.96	1118	64.71	1159	71.51	1198	78.40	*	*	*	*	*	*	*	*
36300	3181	826	23.45	869	28.71	917	34.70	962	40.99	1007	47.35	1049	53.67	1090	60.36	1130	67.07	1171	74.03	1209	80.88	1247	88.16	*	*	*	*	*	*
37250	3265	845	25.03	886	30.31	934	36.53	978	42.89	1022	49.46	1064	55.96	1104	62.67	1142	69.47	1182	76.41	1221	3.61	1258	90.84	*	*	*	*	*	*
38200	3348	864	26.69	905	32.16	951	38.42	995	44.98	1037	51.63	1079	58.32	1118	65.03	1156	72.04	1194	79.03	1233	86.40	1270	93.79	1306	101.38	*	*	*	*
39150	3431	884	28.51	924	34.09	968	40.37	1011	47.00	1052	53.86	1093	60.57	1133	67.63	1170	74.63	1207	81.92	1245	89.25	1282	96.80	1317	104.32	*	*	*	*
40100	3514	903	30.31	943	36.10	985	42.39	1028	49.23	1068	56.21	1108	63.06	1147	70.12	1184	77.29	1220	84.71	1257	92.16	1294	99.88	1329	107.55	1363	115.37	*	*
41050	3598	923	32.30	961	38.06	1002	44.48	1044	51.38	1084	58.54	1123	65.61	1162	72.85	1199	80.20	1234	87.60	1269	95.13	1306	103.02	1341	110.85	1375	118.84	1408	126.94
42000	3681	942	34.26	980	40.22	1019	46.64	1061	53.74	1100	60.94	1138	68.22	1177	75.66	1213	82.98	1248	90.54	1282	98.31	1318	106.22	1353	114.22	1387	122.36	1419	130.36
42950	3764	962	36.42	999	42.47	1036	48.86	1078	56.17	1116	63.41	1153	70.91	1191	78.33	1228	86.04	1262	93.56	1296	101.50	1330	109.49	1365	117.65	1398	125.69	1431	134.11
43900	3848	982	38.66	1018	44.79	1054	51.31	1094	58.52	1133	66.12	1169	73.71	1206	81.28	1242	88.96	1277	96.87	1310	104.75	1342	112.79	1377	121.15	1410	129.35	1443	137.93
44850	3931	1001	40.88	1037	47.20	1071	53.69	1111	61.10	1149	68.73	1185	76.51	1221	84.30	1257	92.16	1291	100.02	1324	108.07	1356	116.27	1389	124.71	1422	133.07	1455	141.82
45800	4014	1021	43.30	1056	49.70	1089	56.25	1128	63.76	1166	71.60	1201	79.38	1236	87.39	1272	95.44	1306	103.48	1339	111.71	1370	119.83	1401	128.33	1434	136.87	1467	145.78

All capacities based on Standard Air (Density .075 #/cu. ft. — 70°F —29.92" Hg. Bar). Performance shown is for NH exhaust fans for installation type B-free inlet, ducted outlet.
Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.
Note: Uncolored area indicates Class II wheel; Purple area indicates Class III wheel; Green area indicates Class IV wheel. Asterisk (*) = Unstable Operating Range

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Duall
1550 Industrial Drive, Owosso, MI 48867
Phone: 989-725-8184 Fax: 989-725-8188
E-mail: info@dualldiv.com

Met-Pro Product Recovery/
Pollution Control Technologies Inc.
201 Millway Ave., Suite 28
Vaughan, Ontario, Canada L4K 5K8
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Fax: 905-760-9060
Email: jlively@met-pro.com