QDLH Backward Curved Centrifugal Fan Manufacturer

QDLH Backward Curved Centrifugal Fan

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The backward curved centrifugal fan has the advantages of good aerodynamic performance with high air moving efficiency and avoids overloading. The equipment is easy to install, and its fan is produced from steel plate and can be installed in four different angles. Its impeller and housing are made from stainless steel and can be produced according to your requirements.

Applications

The fan is widely used for exhausting air and smoke as well as for ventilation in various public places including hotels, restaurants, and other commercial locations. It can be used in coordination with other kinds of air moving equipment, including air conditioning units, purification equipment, dust extraction equipment, painting equipment, treatment equipment, and hot air circulating systems for large buildings and factories.

Specifications

Model	Speed(rpm)	Airflow (m3/h)	Pressure(pa)	Static Pressure(pa)	Noise dB(A)	Power(Kw)/p
355	1400	840	426	424	≤64	0.55/4
		1159	431	425	≤64
		2035	372	357	≤65
		2634	276	252	≤66
		3251	162	124	≤68
	2900	1741	1832	1823	≤78	3/2
		2401	1850	1823	≤79
		4310	1588	1534	≤80
		5459	1187	1084	≤81
		6736	695	532	≤83
400	1400	1050	540	538	≤68	1.1/4
		2325	524	511	≤69
		3321	433	407	≤71
		4076	323	286	≤72
		4719	226	174	≤74
	2900	2175	2315	2306	≤83	5.5/2
		4815	2248	2193	≤84
		6880	1855	1747	≤85
		8443	1387	1221	≤87
		9774	968	748	≤89
450	1400	1680	735	731	≤73	0.55/4
		4304	647	620	≤74
		5293	532	492	≤75
		6123	427	373	≤77
		7076	300	228	≤78
	2900	3516	3218	3199	≤88	3/2
		9009	2832	2712	≤89
		11078	2331	2156	≤90
		12813	1871	1632	≤92
		14809	1315	998	≤93
500	1400	2100	932	928	≤75	3/4
		3447	949	939	≤76
		6301	842	805	≤76
		8086	638	579	≤78
		9581	385	302	≤80
	2900	4333	3968	3950	≤89	18.5/2
		7113	4039	3994	≤91
		13001	3584	3427	≤91
		16685	2716	2462	≤93
		19769	1640	1287	≤96
560	960	1706	485	463	≤69	1.5/6
		3092	473	466	≤69
		5600	408	389	≤69
		7302	288	233	≤70
		7989	230	191	≤71
	1450	2625	1092	1088	≤77	5.5/4
		4758	1109	1095	≤77
		8614	958	912	≤78
		11233	676	600	≤81
		12291	540	448	≤82
600	960	2418	647	645	≤78	3/6
		4536	663	654	≤78
		7994	658	544	≤78
		10334	426	386	≤79
		11815	309	256	≤80
	1450	3677	1497	1492	≤84	7.5/4
		6900	1532	1514	≤84
		12158	1315	1259	≤84
		15717	987	894	≤86
		17970	714	592	≤90
710	960	3150	788	78	≤79	4/6
		6061	816	806	≤79
		10611	693	666	≤79
		13742	570	526	≤80
		16979	389	321	≤82
	1450	4758	1797	1790	≤85	11/4
		9174	1864	1844	≤85
		16064	1583	1524	≤85
		20795	1304	1202	≤87
		25671	888	734	≤90