Roof Ventilation Fan

TG Series No Power Roof Fan developed per the energy saving policy to makeuse of the natural sources. lts top feature is no need power, only use the air flowas driven power. With much sensible, can run all time, no need power, no needto repair, energy saving, no operation cost after installation.

Model no.: Wall Mounted Exhaust Roof ventilation fan

#1 TG Series No Power Roof Fan series:

Lt is make of stainless steel materials with features as antrust, anticorrosve, resistance to acid and alkale it is widely used for workshops, paintingplants, plating workshops, tooling workshops, warehouse, die casting workshops, generator rooms, warehouses, etc.

Model No. (N)	Outer Diameter ( mm)	Inner Diamter ( mm)	Air Speed (m/s)	Volume (mh)
300	420	300	3.2-16	298-1100
500	620	500	3.2-16	824-3047
600	750	600	3.2-16	1188-4393
800	880	e8o	3.2-16	1526-5643

#2. DWT -II Series centrifugal type Roof Fan

Performance introduction

This series of roof fan adopts special design for high pressure require-ments. lt is widely used for ventilating and air exchanging for petroleum, chemical, textile, metallurgy, casting and mechanical plant, office. labo-ratory, warehouse, etc. It is installed directly on the roof, very conve-nient to operate.

NO.	A1	A2	H	H	H2	H3	Φ1	Φ2	Φ3
3.6A	400	480	80	215	465	710	830	360	16
4A	420	520	80	311	440	79o	920	400	16
4.5A	470	570	80	330	415	850	920	450	16
5A	500	640	80	273	440	940	1035	500	16
6A	650	820	80	330	520	1040	1220	600	20
8A	800	1050	8o	535	806	1280	1610	800	20
10A	1000	1300	80	710	975	1560	1830	1000	20

NO.	Speed	Motor	Air Flow	Total Pressure
NO.	( rlmin)	( kw-p)	(mh)	(pa)
3.6	1450	1.1-4	1332-2834	393-347
4	1450	1.1-4	2006-3709	501-329
4.5	1450	1.1-4	2856-5281	634-416
5	1450	2.2-4	3864-7728	790-502
6	1450960	4.0-41.5-6	6677-13353 4420-8841	1139-724 498-317
7	960	3-6	8390-13580	680-510
8	960	5.5-6	10478-19428	887-651
10	730	7.5-8	20350-28497	805-637

#3. DWT -I Series centrifugal type Roof Fan

This Type Axial Roof Fan has flow rate large and lower pressurethan Centrifugal Fan, DTW-l Type Axial Roof Fan could be designed tobe revolving in two directions and reversible according to needs ofusers. lt has features like low noise, light weight steady revolution, highefficiency, good anti-corrosion performance and so on, which is suit-able for ventilation for mechanical workshops such as petroleum, chemical industry, spinning and weaving as well as warehouse build-ings.

WT Series Installation Dimension Sheet:

NO.	D1	D2	D3	A	B	H1	H2	H3	d	Weight (kg)
N2.8	580	290	357	463	39o	505	330	40	10	15
N3.15	580	325	385	517	440	515	340	40	10	18
N3.55	655	365	430	561	478	600	410	40	14	22
N4	655	410	480	637	550	620	410	40	14	27
N4.5	900	460	540	697	600	630	410	40	14	29
N5	900	510	590	757	66o	740	490	50	14	34
N5.6	1000	570	660	837	730	720	470	50	14	39
N6.3	1000	640	740	917	810	810	550	50	14	46
N7.1	1210	720	835	1007	900	960	650	50	14	55
N 8	1340	810	925	1108	1000	1040	695	50	14	61
N9	1650	910	1030	1258	1125	1120	700	60	18	67
N10	1650	1010	1140	1408	1260	1143	723	60	18	79
N11.2	1870	1140	1275	1410	1260	1210	745	60	18	82

The Main Parameters:

No.	Diameter ( mm)	Angle (°)	Fan Speed ( rhmin)	Motor ( kw-p)	Air Flow (m'h)	Total Pressure ( pa)
2.8	280	30	1450	0.09-4	1464	48
3.15	315	30	1450	0.12-4	2072	59
3.55	355	30	1450	0.18-4	2977	75
4	400	30	1450	0.25-4	4263	95
4.5	450	30	1450	0.37-4	6070	120
5	500	30	1450 960	0.55-4 0.37-6	8327 5566	149 64
5.6	660	30	1450 960	1.1-4 0.37-6	11682 7724	186 81
6.3	630	30	1450 960	1.5-4 0.76-6	16639 11016	236 104
7.1	710	25	1450 960	3.0-4 0.75-6	23815 15766	300 131
8	800	25	1450 96o	5.5-4 1.5-6	31325 20735	354 155
9	900	25	980	3.0-6	29529	196
10	1000	25	960	4.0-6	40508	242
11.2	1120	25	960	7.5-6	56909	304

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