Heatcraft Refrigeration Products HCS manual Fan Performance, Forward Curved Fan

Fan Performance

Size 41

30" 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
17000	418	265		3.07	348		4.81	383	5.65	416		6.50	447		7.37	477		8.29	506	9.27	542	10.53
18000	443	270		3.43	352		5.28	386	6.17	418		7.06	449		7.96	478		8.89	506	9.87	534	10.91
19000	468	277		3.87	355		5.77	389	6.72	421		7.66	451		8.60	479		9.56	507	10.55	533	11.58
20000	492	282		4.31	359		6.28	393	7.30	424		8.30	453		9.29	481		10.28	508	11.29	534	12.33
21000	517	288		4.80	363		6.83	396	7.91	427		8.97	456		10.01	484		11.04	510	12.09	535	13.15
22000	541	295		5.34	367		7.40	400	8.54	431		9.66	459		10.76	486		11.85	512	12.94	537	14.04
23000	566	302		5.92	371		8.01	404	9.21	434		10.39	463		11.55	489		12.70	515	13.83	539	14.97
24000	591	309		6.56	375		8.66	407	9.91	438		11.15	466		12.38	493		13.58	518	14.77	542	15.95
25000	615	317		7.24	379		9.36	411	10.64	441		11.95	470		13.23	496		14.50	521	15.74	545	16.98
26000	640	324		7.98	387		10.23	416	11.42	445		12.78	473		14.13	499		15.45	524	16.76	548	18.05
27000	664	332		8.78	392		11.06	420	12.25	449		13.65	477		15.05	503		16.44	528	17.81	551	19.16
28000	689	340		9.63	398		11.94	425	13.12	453		14.56	481		16.02	507		17.47	531	18.90	555	20.32
29000	714	348		10.55	404		12.88	432	14.23	458		15.52	485		17.03	510		18.54	535	20.03	558	21.51
30000	738	357		11.52	410		13.89	437	15.25	462		16.53	489		18.08	514		19.64	538	21.20	562	22.74
31000	763	365		12.57	417		14.97	443	16.34	467		17.61	493		19.19	518		20.80	542	22.41	565	24.02
32000	788	374		13.67	424		16.12	449	17.49	475		18.99	497		20.35	522		22.00	546	23.67	569	25.33

Size 41

											30" 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
Air	FPM	RPM		BHP	RPM		BHP	RPM		BHP		RPM		BHP	RPM		BHP	RPM	BHP	RPM	BHP
17000	418	542		10.53	608		13.20	664		15.89		714		18.59	758		21.28	799	23.98	837	26.69
18000	443	534		10.91	600		13.60	659		16.45		710		19.30	757		22.15	799	25.00	838	27.86
19000	468	533		11.58	590		13.99	651		16.94		706		19.95	754		22.96	798	25.97	838	28.98
20000	492	534		12.33	584		14.55	643		17.39		699		20.52	749		23.69	795	26.87	837	30.04
21000	517	535		13.15	584		15.38	632		17.85		690		21.05	743		24.36	790	27.69	834	31.02
22000	541	537		14.04	585		16.30	631		18.71		681		21.56	735		24.96	784	28.43	829	31.92
23000	566	539		14.97	586		17.29	631		19.71		675		22.31	725		25.54	776	29.11	823	32.74
24000	591	542		15.95	588		18.34	632		20.80		675		23.40	716		26.17	767	29.75	815	33.50
25000	615	545		16.98	591		19.45	634		21.97		675		24.59	716		27.35	757	30.40	806	34.21
26000	640	548		18.05	593		20.62	636		23.21		676		25.86	716		28.71
27000	664	551		19.16	596		21.84	638		24.51		678		27.22	717		30.08
28000	689	555		20.32	599		23.10	640		25.87		680		28.65	718		31.59
29000	714	558		21.51	602		24.41	643		27.28		682		30.15	720		33.15
30000	738	562		22.74	605		25.77	646		28.75		685		31.71	722		34.79
31000	763	565		24.02	609		27.17	649		30.27		688		33.33	724		36.50
32000	788	569		25.33	612		28.62	653		31.83		691		35.01	726		38.21
Maximum ODP Motor Frame Size for Models 41 —						324 T
												Size 50
												32 3/8" Airfoil 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
17000	349	679		3.44	750		4.90	783		5.64		815		6.38	845		7.13	875	7.89	903	8.66	931	9.44
19000	390	744		4.52	809		6.15	840		6.96		870		7.76	899		8.58	927	9.38	954	10.21	978	11.02
21000	431	809		5.82	868		7.60	897		8.48		925		9.32	953		10.22	979	11.04	1005	11.93	1027	12.81
23000	472	873		6.92	928		8.86	955		9.84		981		10.83	1006		11.82	1031	12.81	1056	13.81	1079	14.82
25000	522	938		9.07	987		11.16	1012		12.18		1036		13.10	1060		14.07	1083	14.95	1107	15.95	1133	17.05
27000	554	1003		11.09	1046		13.29	1069		14.35		1091		15.30	1114		16.33	1135	17.22	1158	18.26	1189	19.53
29000	595	1068		13.39	1105		15.67	1126		16.77		1146		17.73	1168		18.82	1187	19.69	1209	20.78	1246	22.28
31000	636	1133		15.98	1164		18.32	1183		19.45		1201		20.41	1222		21.56	1239	22.40	1260	23.53	1305	25.31
												Size 50
												32 3/8" Airfoil 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
17000	349	931		9.44	982		11.06	1032		12.85		1080		14.64	1126		16.46	1172	18.32	1216	20.22
19000	390	978		11.02	1028		12.75	1074		14.45		1120		16.46	1164		18.45	1207	20.46	1249	22.49
21000	431	1027		12.81	1076		14.68	1122		16.58		1166		18.50	1206		20.51	1247	22.72	1287	24.92
23000	472	1079		14.82	1125		16.84	1170		18.88		1212		20.95	1254		23.05	1293	25.17	1329	27.44
25000	522	1133		17.05	1177		19.23	1220		21.43		1261		23.64	1300		25.89	1339	28.15	1376	30.44
27000	554	1189		19.53	1231		21.87	1272		24.23		1311		26.60	1349		28.99	1386	31.41	1422	33.83
29000	595	1246		22.28	1286		24.78	1325		27.29		1363		29.83	1400		32.37	1436	34.94
31000	636	1305		25.31	1343		27.98	1381		30.66		1417		33.35	1452		36.05

Maximum ODP Motor Frame Size for Models 50 — 324 T

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

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