Heatcraft Refrigeration Products HCS manual Size 14 and Size, Rpm Bhp

Fan Performance

Size 12

								18" Forward Curved Fan
CFM	Coil						Total Static Pressure - Inches Of Water
Std.	Vel.	0.50			1.00		1.25			1.50		1.75		2.00			2.25			2.50
Air	FPM	RPM	BHP	RPM		BHP	RPM	BHP	RPM		BHP	RPM	BHP	RPM	BHP	RPM		BHP	RPM		BHP
4400	354	475	0.97	617		1.38	679	1.64	737		1.92	792	2.22	844	2.53	893		2.82	941		3.13
4800	306	491	1.18	627		1.60	687	1.86	744		2.14	797	2.45	848	2.78	896		3.11	943		3.44
5200	419	508	1.44	638		1.87	697	2.12	752		2.40	804	2.71	853	3.05	900		3.40	946		3.75
5600	451	525	1.74	651		2.18	707	2.43	761		2.70	812	3.01	860	3.34	906		3.70	951		4.07
6000	483	545	2.08	664		2.53	719	2.78	771		3.06	821	3.36	868	3.69	913		4.05	957		4.42
6400	515	566	2.45	679		2.92	732	3.19	783		3.47	831	3.76	877	4.09	921		4.44	964		4.82
6800	547	589	2.87	695		3.35	746	3.64	795		3.93	842	4.23	887	4.55	931		4.89	972		5.26
7200	580	613	3.33	714		3.85	761	4.14	809		4.44	854	4.75	898	5.07	941		5.41	982		5.77
7600	612	637	3.83	729		4.44	777	4.68	823		5.01	867	5.33	910	5.65	952		5.99	992		6.35
8000	644	662	4.38	746		5.06	797	5.30	838		5.62	881	5.96	923	6.30	964		6.64	1003		7.00
8400	676	687	4.99	766		5.73	811	6.02	855		6.28	896	6.65	937	7.00	976		7.35	1015		7.71
8800	708	712	5.64	787		6.46	828	6.79	874		7.04	912	7.38	951	7.76	990		8.13	1027		8.50
9200	741	738	6.36	810		7.24	847	7.61	888		7.91	928	8.17	967	8.58
9600	773	764	7.12	833		8.09	868	8.48
10000	805	790	7.94

Size 12

18" Forward Curved Fan

CFM	Coil						Total	Static Pressure - Inches Of Water
Std.	Vel.	2.50			3.00		3.50			4.00		4.50			5.00		5.50			6.00
Air	FPM	RPM	BHP	RPM		BHP	RPM	BHP	RPM		BHP	RPM	BHP	RPM		BHP	RPM	BHP	RPM		BHP
4400	354	941	3.13	1034		3.75	1123	4.37	1208		5.01	1287	5.65	1361		6.31	1432	6.98
4800	306	943	3.44	1031		4.10	1116	4.77	1199		5.45	1278	6.14	1353		6.83	1424	7.54
5200	419	946	3.75	1033		4.46	1113	5.18	1193		5.91	1270	6.64	1344		7.38	1415	8.13
5600	451	951	4.07	1035		4.84	1115	5.60	1190		6.37	1264	7.16	1337		7.95	1407	8.74
6000	483	957	4.42	1040		5.22	1118	6.05	1192		6.87	1262	7.69	1332		8.53	1400	9.37
6400	515	964	4.82	1045		5.63	1122	6.49	1195		7.37	1265	8.24	1331		9.11	1396	10.01
6800	547	972	5.26	1052		6.07	1128	6.95	1199		7.88	1268	8.81	1334		9.74	1396	10.66
7200	580	982	5.77	1060		6.58	1134	7.46	1204		8.40	1272	9.38	1337		10.37	1399	11.36
7600	612	992	6.35
8000	644	1003	7.00
8400	676	1015	7.71
8800	708	1027	8.50

Maximum ODP Motor Frame Size for Model 12 — 254T

Size 14 and Size 18

										20" Forward Curved Fan
CFM	Coil Vel								Total Static Pressure - Inches Of Water
Std.	Size	Size		0.50			1.00		1.25		1.50			1.75		2.00		2.25		2.50
Air	14	18	RPM		BHP	RPM		BHP	RPM	BHP	RPM	BHP	RPM		BHP	RPM	BHP	RPM	BHP	RPM	BHP
5400	370	—	386		0.88	518		1.42	577	1.72	634	2.01	686		2.24	738	2.53	789	2.87	836	3.25
5900	405	—	395		1.04	522		1.61	578	1.92	632	2.25	684		2.57	733	2.82	781	3.11	828	3.46
6400	439	361	403		1.22	528		1.82	582	2.15	633	2.50	682		2.85	731	3.20	777	3.48	821	3.77
6900	473	390	413		1.40	535		2.07	587	2.40	637	2.76	684		3.14	729	3.52	775	3.90	819	4.23
7400	508	418	423		1.61	543		2.35	594	2.69	642	3.06	687		3.45	731	3.85	774	4.26	816	4.67
7900	542	446	434		1.89	551		2.66	601	3.02	648	3.39	692		3.79	734	4.20	776	4.63	816	5.07
8400	576	474	446		2.18	559		2.99	609	3.38	655	3.76	698		4.17	739	4.59	779	5.03	818	5.49
8900	610	503	459		2.48	568		3.33	617	3.77	662	4.17	705		4.59	745	5.02	784	5.47	822	5.94
9400	645	531	472		2.82	577		3.69	625	4.18	670	4.62	712		5.05	752	5.49	790	5.95	827	6.42
9900	679	559	486		3.18	587		4.05	634	4.61	678	5.10	720		5.55	759	6.01	797	6.47	833	6.95
10400	713	587	500		3.56	597		4.49	643	5.06	687	5.60	728		6.09	767	6.57	804	7.05	839	7.54
10900	748	615	514		3.98	608		5.03	653	5.51	696	6.12	736		6.66	775	7.17	811	7.67	846	8.17
11400	782	644	529		4.44	620		5.59	663	5.98	705	6.66	745		7.26	783	7.81	819	8.33	854	8.85
11900	816	672	544		4.93	632		6.18	674	6.65	715	7.20	754		7.87	791	8.47	827	9.04	861	9.58
12400	850	700	560		5.46	644		6.79	685	7.33	725	7.74	763		8.50	800	9.16	835	9.77	869	10.35

Size 14 and Size 18

20" Forward Curved Fan

CFM	Coil Vel									Total Static Pressure - Inches Of Water
Std.	Size	Size		2.50			3.00			3.50		4.00			4.50		5.00		5.50		6.00
Air	14	18	RPM		BHP	RPM		BHP	RPM		BHP	RPM	BHP	RPM		BHP	RPM	BHP	RPM	BHP	RPM	BHP
5400	370	—	836		3.25	924		4.09	1001		5.02	1071	6.02	1135		7.06	1195	8.15	1250	9.27
5900	405	—	828		3.46	916		4.26	997		5.18	1070	6.18	1136		7.24	1198	8.35	1255	9.51
6400	439	361	821		3.77	908		4.51	989		5.39	1065	6.37	1133		7.43	1197	8.56	1256	9.73
6900	473	390	819		4.23	901		4.86	981		5.67	1057	6.61	1128		7.66	1193	8.78	1254	9.96
7400	508	418	816		4.67	897		5.37	973		6.08	1048	6.94	1120		7.94	1187	9.04	1250	10.21
7900	542	446	816		5.07	895		5.94	969		6.64	1041	7.41	1111		8.33	1178	9.38	1243	10.52
8400	576	474	818		5.49	894		6.42	968		7.33	1037	8.05	1104		8.87	1170	9.84	1234	10.92
8900	610	503	822		5.94	895		6.91	965		7.90	1035	8.85	1099		9.59	1163	10.45	1226	11.45
9400	645	531	827		6.42	897		7.42	966		8.46
9900	679	559	833		6.95	902		7.97	968		9.05
10400	713	587	839		7.54	907		8.57	971		9.66
10900	748	615	846		8.17	913		9.22	976		10.33
11400	782	644	854		8.85	919		9.92	982		11.04
11900	816	672	861		9.58	926		10.68	988		11.82
12400	850	700	869		10.35	934		11.49	994		12.65

Maximum ODP Motor Frame Size for Models 14 & 18 — 254 T

Coil Face Velocity is for a Large Cooling Coil, Type A (1/2" Tube Diameter)

Medium Pressure Fan Must Be Used When Operating in Shaded Area

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