SWSI Backward Centrifugal Fan (Belt Driven Type)

As experienced manufacturer and supplier, CHOSEN provides Backward centrifugal fan (SWSI) with high performance and competitive price. Customization Available! Contact us right now!

Application

· For building ventilation system, air-conditioning(HVAC), purification equipment and High-temperture system.
· For equipment or system of filtration & drying, fume hood & spray booth, painting room, food processing , kitchen room and so on.

Advantages

· The Fan with Compact structure.
· The impeller will do by dynamic balancing tests. It greatly improves the stability of the impeller operation, and reduces the vibration and noise.
· The Fan with advantages of small volume, light weight, angle adjustable and convenient for installation and maintenance.
· Transportation gas temperature at -20℃ ~ 300℃.
· The fan performance be test by airway or AMCA both available, the fan performance data is truth and reliable.
· Fan Material is optional according to your need.
· Customzation is acceptable.

Parameters

Item	Speed	NO.	Air Flow	Total Pressure	Power
Item	rpm	NO.	m3/h	Pa	Kw
BSW280-C	2900	1	1177	1133	1.5
		2	1348	1084
		3	1686	1060
		4	2023	1014
		5	2360	923
		6	2697	810
		7	3034	655
		8	3372	489
		9	3709	317
BSW315-C	2900	1	1734	1611	2.2
		2	1986	1541
		3	2483	1508
		4	2980	1442
		5	3476	1312
		6	3973	1152
		7	4470	932
		8	4966	695
		9	5463	451
	2200	1	1271	825	1.1
		2	1457	789
		3	1821	772
		4	2185	739
		5	2549	672
		6	2913	590
		7	3278	477
		8	3642	356
		9	4006	231
	1450	1	838	376	1.1
		2	960	360
		3	1200	352
		4	1440	337
		5	1680	307
		6	1920	269
		7	2160	218
		8	2400	162
		9	2640	105
BSW355-C	2900	1	2399	1821	3
		2	2748	1742
		3	3435	1705
		4	4123	1630
		5	4810	1483
		6	5497	1302
		7	6184	1053
		8	6872	785
		9	7559	509
	2400	1	1985	1247	2.2
		2	2274	1193
		3	2843	1167
		4	3412	1117
		5	3981	1016
		6	4549	892
		7	5118	721
		8	5687	538
		9	6256	349
	1900	1	1572	782	1.1
		2	1801	748
		3	2251	732
		4	2701	700
		5	3151	637
		6	3602	559
		7	4052	452
		8	4502	337
		9	4952	219
	1450	1	1199	455	1.1
		2	1374	436
		3	1718	426
		4	2061	408
		5	2405	371
		6	2749	326
		7	3092	263
		8	3436	196
		9	3779	127
BSW400-C	2900	1	3432	2312	5.5
		2	3931	2212
		3	4915	2164
		4	5898	2070
		5	6881	1883
		6	7864	1653
		7	8847	1337
		8	9830	997
		9	10813	647
	2400	1	2840	1583	4
		2	3254	1515
		3	4067	1482
		4	4881	1418
		5	5694	1290
		6	6508	1132
		7	7322	916
		8	8135	683
		9	8949	443
	1900	1	2248	992	2.2
		2	2576	949
		3	3220	929
		4	3864	888
		5	4508	808
		6	5152	710
		7	5796	574
		8	6440	428
		9	7084	278
	1450	1	1716	578	1.1
		2	1966	553
		3	2457	541
		4	2949	517
		5	3440	471
		6	3932	413
		7	4423	334
		8	4915	249
		9	5407	162
BSW450-C	2900	1	4886	2870	7.5
		2	5598	2799
		3	6997	2784
		4	8397	2741
		5	9797	2589
		6	11197	2175
		7	12597	1752
		8	13996	1262
		9	15396	818
	2400	1	4044	1966	5.5
		2	4633	1917
		3	5791	1907
		4	6949	1878
		5	8108	1773
		6	9266	1490
		7	10425	1200
		8	11583	864
		9	12742	561
	1900	1	3201	1232	3
		2	3667	1202
		3	4585	1195
		4	5502	1177
		5	6419	1111
		6	7336	934
		7	8253	752
		8	9170	542
		9	10087	351
	1450	1	2443	718	1.1
		2	2799	700
		3	3499	696
		4	4199	685
		5	4898	647
		6	5598	544
		7	6298	438
		8	6998	315
		9	7698	205
BSW560-C	2240	1	7273	2785	15
		2	8333	2716
		3	10416	2701
		4	12500	2660
		5	14584	2512
		6	16667	2110
		7	18751	1699
		8	20835	1224
		9	22918	794
	2000	1	6494	2220	11
		2	7440	2165
		3	9300	2153
		4	11161	2120
		5	13021	2002
		6	14882	1682
		7	16742	1355
		8	18602	976
		9	20463	633
	1800	1	5845	1798	7.5
		2	6696	1754
		3	8370	1744
		4	10045	1717
		5	11719	1622
		6	13393	1362
		7	15068	1097
		8	16742	791
		9	18417	513
	1600	1	5195	1421	5.5
		2	5952	1386
		3	7440	1378
		4	8929	1357
		5	10417	1281
		6	11905	1077
		7	13394	867
		8	14882	625
		9	16370	405
	1440	1	4708	1167	4
		2	5394	1138
		3	6743	1132
		4	8092	1114
		5	9440	1052
		6	10789	884
		7	12138	712
		8	13487	513
		9	14836	333
	1200	1	3896	799	3
		2	4464	779
		3	5580	775
		4	6696	763
		5	7813	721
		6	8929	606
		7	10045	488
		8	11161	351
		9	12278	228
	1100	1	3572	672	2.2
		2	4092	655
		3	5115	651
		4	6138	641
		5	7162	606
		6	8185	509
		7	9208	410
		8	10231	295
		9	11255	191
	960	1	3117	511	1.5
2		3571	499
3		4464	496
4		5357	488
5		6250	461
6		7143	388
7		8036	312
8		8929	225
9		9822	146
BSW630-C	2240	1	10356	3524	22
		2	11864	3437
		3	14831	3418
		4	17798	3366
		5	20765	3179
		6	23732	2670
		7	26698	2151
		8	29665	1549
		9	32632	1005
	2000	1	9247	2810	18.5
		2	10593	2740
		3	13242	2725
		4	15891	2683
		5	18540	2534
		6	21189	2129
		7	23838	1714
		8	26487	1235
		9	29136	801
	1800	1	8322	2276	15
		2	9534	2219
		3	11918	2207
		4	14302	2174
		5	16686	2053
		6	19070	1724
		7	21454	1389
		8	23838	1001
		9	26222	649
	1600	1	7397	1712	11
		2	8475	1670
		3	10594	1661
		4	12713	1636
		5	14832	1545
		6	16951	1298
		7	19070	1045
		8	21189	753
		9	23309	488
	1400	1	6704	1477	7.5
		2	7680	1440
		3	9601	1432
		4	11521	1410
		5	13441	1332
		6	15362	1119
		7	17282	901
		8	19203	649
		9	21123	421
	1250	1	5779	1097	5.5
		2	6621	1070
		3	8276	1064
		4	9932	1048
		5	11587	990
		6	13243	832
		7	14899	670
		8	16554	482
		9	18210	313
	1120	1	5178	881	4
		2	5932	859
		3	7416	855
		4	8899	842
		5	10382	795
		6	11866	668
		7	13349	538
		8	14833	387
		9	16316	251
	960	1	4438	647	3
2		5085	631
3		6356	628
4		7628	618
5		8899	584
6		10171	490
7		11442	395
8		12714	285
9		13985	185
BSW630-C	2240	1	10356	3524	22
		2	11864	3437
		3	14831	3418
		4	17798	3366
		5	20765	3179
		6	23732	2670
		7	26698	2151
		8	29665	1549
		9	32632	1005
	2000	1	9247	2810	18.5
		2	10593	2740
		3	13242	2725
		4	15891	2683
		5	18540	2534
		6	21189	2129
		7	23838	1714
		8	26487	1235
		9	29136	801
	1800	1	8322	2276	15
		2	9534	2219
		3	11918	2207
		4	14302	2174
		5	16686	2053
		6	19070	1724
		7	21454	1389
		8	23838	1001
		9	26222	649
	1600	1	7397	1712	11
		2	8475	1670
		3	10594	1661
		4	12713	1636
		5	14832	1545
		6	16951	1298
		7	19070	1045
		8	21189	753
		9	23309	488
	1400	1	6704	1477	7.5
		2	7680	1440
		3	9601	1432
		4	11521	1410
		5	13441	1332
		6	15362	1119
		7	17282	901
		8	19203	649
		9	21123	421
	1250	1	5779	1097	5.5
		2	6621	1070
		3	8276	1064
		4	9932	1048
		5	11587	990
		6	13243	832
		7	14899	670
		8	16554	482
		9	18210	313
	1120	1	5178	881	4
		2	5932	859
		3	7416	855
		4	8899	842
		5	10382	795
		6	11866	668
		7	13349	538
		8	14833	387
		9	16316	251
	960	1	4438	647	3
2		5085	631
3		6356	628
4		7628	618
5		8899	584
6		10171	490
7		11442	395
8		12714	285
9		13985	185
BSW710-C	1950	1	12904	3392	30
		2	14784	3308
		3	18481	3290
		4	22177	3240
		5	25874	3060
		6	29571	2570
		7	33268	2070
		8	36965	1491
		9	40661	967
	1800	1	11912	3028	22
		2	13646	2953
		3	17059	2937
		4	20471	2892
		5	23884	2731
		6	27296	2294
		7	30709	1848
		8	34121	1331
		9	37534	863
	1600	1	10588	2393	15
		2	12130	2333
		3	15163	2321
		4	18197	2285
		5	21230	2158
		6	24263	1813
		7	27297	1460
		8	30330	1052
		9	33363	682
	1440	1	9596	1929	11
		2	10993	1882
		3	13742	1871
		4	16491	1843
		5	19240	1740
		6	21989	1462
		7	24738	1177
		8	27487	848
		9	30235	550
	1250	1	8272	1394	7.5
		2	9477	1359
		3	11846	1352
		4	14216	1331
		5	16586	1257
		6	18956	1056
		7	21326	851
		8	23695	613
		9	26065	397
	1120	1	7412	1119	5.5
		2	8491	1091
		3	10614	1085
		4	12738	1069
		5	14861	1009
		6	16984	848
		7	19108	683
		8	21231	492
		9	23354	319
	1000	1	6618	892	4
		2	7581	870
		3	9477	865
		4	11373	852
		5	13269	805
		6	15165	676
		7	17060	544
		8	18956	392
		9	20852	254
	960	1	6353	783	3
2		7278	764
3		9098	759
4		10918	748
5		12738	706
6		14558	593
7		16378	478
8		18198	344
9		20018	223
BSW800-C	1800	1	17040	3495	30
		2	19522	3408
		3	24403	3390
		4	29285	3338	37
		5	34166	3152
		6	39048	2648
		7	43930	2133
		8	48811	1536
		9	53693	996
	1600	1	15147	2899	30
		2	17353	2828
		3	21692	2812
		4	26031	2769
		5	30370	2615
		6	34709	2197
		7	39049	1769
		8	43388	1275
		9	47727	827
	1440	1	13632	2349	18.5
		2	15617	2290
		3	19523	2278
		4	23428	2243
		5	27333	2118
		6	31238	1780
		7	35144	1433
		8	39049	1033
		9	42954	670
	1250	1	11833	1753	15
		2	13557	1710
		3	16947	1700
		4	20337	1674
		5	23727	1581
		6	27117	1328
		7	30507	1070
		8	33897	771
		9	37287	500
	1120	1	10603	1353	11
		2	12147	1320
		3	15184	1312
		4	18222	1292
		5	21259	1220
		6	24297	1025
		7	27334	826
		8	30371	595
		9	33409	386
	960	1	9088	1044	7.5
		2	10412	1018
		3	13015	1012
		4	15619	997
		5	18222	941
		6	20826	791
		7	23429	637
		8	26033	459
		9	28636	298
	800	1	7573	718	4
		2	8676	700
		3	10846	696
		4	13015	686
		5	15185	648
		6	17355	544
		7	19524	438
		8	21694	316
		9	23863	205
	710	1	6721	571	2.2
2		7700	557
3		9626	554
4		11551	545
5		13477	515
6		15402	433
7		17328	348
8		19253	251
9		21179	163
BSW900-C	1440	1	19410	3001	30
		2	22236	2927
		3	27797	3020
		4	33357	2974
		5	38918	2809
		6	44478	2360
		7	50039	1900
		8	55599	1369
		9	61159	888
	1250	1	16849	2261	22
		2	19302	2205
		3	24129	2276
		4	28956	2241
		5	33783	2116
		6	38609	1778
		7	43436	1432
		8	48263	1032
		9	53090	669
	1120	1	15096	1815	18.5
		2	17295	1770
		3	21620	1827
		4	25945	1799
		5	30269	1699
		6	34594	1427
		7	38919	1149
		8	43244	828
		9	47568	537
	1000	1	13479	1447	15
		2	15442	1411
		3	19303	1457
		4	23165	1434
		5	27026	1354
		6	30888	1138
		7	34749	916
		8	38610	660
		9	42472	428
	900	1	12131	1172	11
		2	13898	1143
		3	17373	1180
		4	20848	1162
		5	24324	1097
		6	27799	922
		7	31274	742
		8	34749	535
		9	38225	347
	800	1	10783	926	7.5
		2	12354	903
		3	15443	932
		4	18532	918
		5	21621	867
		6	24710	728
		7	27799	586
		8	30888	423
		9	33977	274
	710	1	9570	729	5.5
		2	10964	711
		3	13705	734
		4	16447	723
		5	19189	683
		6	21930	574
		7	24672	462
		8	27413	333
		9	30155	216
	630	1	8492	574	4
2		9728	560
3		12161	578
4		14594	569
5		17026	538
6		19459	452
7		21892	364
8		24325	262
9		26757	170
BSW1000-C	1250	1	23112	2684	37
		2	26478	2568
		3	33099	2554
		4	39720	2515
		5	46341	2375
		6	52962	1995
		7	59583	1607
		8	66204	1158
		9	72826	751
	1120	1	20708	2155	30
		2	23724	2062
		3	29657	2051
		4	35589	2019
		5	41522	1907
		6	47454	1602
		7	53387	1290
		8	59319	929
		9	65252	603
	1000	1	18490	1718	22
		2	21182	1644
		3	26479	1635
		4	31776	1610
		5	37073	1520
		6	42370	1277
		7	47667	1028
		8	52964	741
		9	58260	481
	900	1	16641	1392	15
		2	19064	1331
		3	23831	1324
		4	28598	1304
		5	33366	1231
		6	38133	1034
		7	42900	833
		8	47667	600
		9	52434	389
	800	1	14792	1100	11
		2	16946	1084
		3	21183	1078
		4	25421	1061
		5	29658	1002
		6	33896	842
		7	38133	678
		8	42371	488
		9	46608	317
	710	1	13128	866	7.5
		2	15039	853
		3	18800	849
		4	22561	836
		5	26322	789
		6	30083	663
		7	33843	534
		8	37604	385
		9	41365	250
	630	1	11648	682	5.5
		2	13345	672
		3	16682	668
		4	20019	658
		5	23356	621
		6	26693	522
		7	30030	420
		8	33367	303
		9	36704	196
	560	1	10354	539	4
2		11862	531
3		14828	528
4		17795	520
5		20761	491
6		23727	413
7		26693	332
8		29660	239
9		32626	155
BSW1120-C	1120	1	29094	2703	55
		2	33331	2586
		3	41665	2572
		4	50000	2533
		5	58335	2392
		6	66670	2010
		7	75004	1618
		8	83339	1166
		9	91674	756
	1000	1	25977	2155	45
		2	29760	2062
		3	37201	2051
		4	44643	2019
		5	52085	1907
		6	59527	1602
		7	66968	1290
		8	74410	929
		9	81852	603
	900	1	23379	1746	30
		2	26784	1670
		3	33481	1661
		4	40179	1636
		5	46876	1545
		6	53574	1298
		7	60271	1045
		8	66969	753
		9	73667	488
	800	1	20781	1379	22
		2	23808	1320
		3	29761	1312
		4	35714	1292
		5	41668	1220
		6	47621	1025
		7	53575	826
		8	59528	595
		9	65481	386
	710	1	18443	1086	18.5
		2	21129	1039
		3	26413	1034
		4	31697	1018
		5	36980	961
		6	42264	808
		7	47547	650
		8	52831	469
		9	58115	304
	630	1	16365	855	15
		2	18749	818
		3	23437	814
		4	28125	801
		5	32813	757
		6	37502	636
		7	42190	512
		8	46878	369
		9	51567	239
	560	1	14547	676	11
		2	16665	647
		3	20833	643
		4	25000	633
		5	29167	598
		6	33335	502
		7	37502	405
		8	41670	291
		9	45837	189
	500	1	12988	539	7.5
2		14880	515
3		18601	513
4		22322	505
5		26042	477
6		29763	400
7		33484	323
8		37205	232
9		40926	151
BSW1250-C	1120	1	40446	3367	75
		2	46336	3222
		3	57923	3204
		4	69510	3155
		5	81097	2979
		6	92684	2503
		7	104271	2016
		8	115858	1452
		9	127445	942
	1000	1	36112	2684	55
		2	41372	2568
		3	51717	2554
		4	62063	2515
		5	72408	1375
		6	82753	1995
		7	93099	1607
		8	103444	1158
		9	113790	751
	900	1	32501	2174	45
		2	37234	2080
		3	46545	2069
		4	55856	2037
		5	65167	1924
		6	74478	1616
		7	83789	1302
		8	93100	938
		9	102411	608
	800	1	28890	1718	37
		2	33097	1644
		3	41374	1635
		4	49650	1610
		5	57926	1520
		6	66203	1277
		7	74479	1028
		8	82756	741
		9	91032	481
	710	1	25640	1353	22
		2	29374	1295
		3	36719	1288
		4	44064	1268
		5	51410	1197
		6	58755	1006
		7	66100	810
		8	73446	584
		9	80791	379
	630	1	22751	1065	18.5
		2	26064	1019
		3	32582	1014
		4	39099	998
		5	45617	943
		6	52135	792
		7	58652	638
		8	65170	460
		9	71688	298
	560	1	20223	842	11
		2	23168	805
		3	28962	801
		4	34755	789
		5	40549	745
		6	46342	626
		7	52135	504
		8	57929	363
		9	63722	235
	500	1	18056	671	7.5
2		20686	642
3		25859	639
4		31031	629
5		36204	594
6		41377	499
7		46549	402
8		51722	289
9		56895	188
BSW1400-C	1000	1	50735	3367	110
		2	58124	3222
		3	72659	3204
		4	87193	3155
		5	101728	2979
		6	116263	2503
		7	130797	2016
		8	145332	1452
		9	159867	942
	900	1	45662	2728	110
		2	52312	2610
		3	65393	2595
		4	78474	2556
		5	91555	2413
		6	104636	2027
		7	117718	1633
		8	130799	1176
		9	143880	763
	800	1	40588	2155	75
		2	46499	2062
		3	58127	2051
		4	69755	2019
		5	81382	1907
		6	93010	1602
		7	104638	1290
		8	116266	929
		9	127893	603
	710	1	36022	1698	45
		2	41268	1624
		3	51588	1615
		4	61907	1590
		5	72227	1502
		6	82547	1262
		7	92866	1016
		8	103186	732
		9	113505	475
	630	1	31963	1337	30
		2	36618	1279
		3	45775	1272
		4	54932	1252
		5	64089	1183
		6	73246	993
		7	82402	800
		8	91559	576
		9	100716	374
	560	1	28412	1056	18.5
		2	32550	1010
		3	40689	1005
		4	48828	898
		5	56968	934
		6	65107	785
		7	73247	632
		8	81386	455
		9	89525	295
	500	1	25368	842	15
		2	29062	805
		3	36329	801
		4	43597	789
		5	50864	745
		6	58131	626
		7	65399	504
		8	72666	363
		9	79933	235
	450	1	22831	682	11
2		26156	652
3		32696	649
4		39237	639
5		45778	603
6		52318	507
7		58859	408
8		65399	294
9		71940	191