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General Centrifugal Fan

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Application of General Centrifugal Fan:

S4-72-11 centrifugal ventilators are suitable for petroleum, chemical industry, metallurgy, electroplating, sewage treatment, brewing, textiles, electronics and other areas. This centrifugal fans are used for ventilation and air-change.

Structure of General Centrifugal Fan:

Centrifugal fan consists of motor, cabinet, principal axis, impeller, bears, transmission mechanism, support frame, etc.

Models of General Centrifugal Fan:

This kind of centrifugal fan are divided in to A\C\D three connect way, type A means the motor connect with the impeller directly, the C type means the motor and the impeller connected by the belt, type D means connected by the coupler.

Advantages of General Centrifugal Fan:

This centrifugal fan has the features such as: High efficiency, low noise, stable pressure curve and anti-corrosion and energy saving, convenient installation, wide application.

Materials of General Centrifugal Fan:

The centrifugal fan can be made of FRP material, steel material, stainless steel material, aluminum material, PP/PVC material.

S4-72-11

N0.2.8A—6A

No.6-12C/D

Model Choosing List of S4-72-11 Centrifugal Ventilator

Connection Type A

Model	Rotation Speed (r/min)	Total Pressure (Pa)	Volume Flow (m³/h)	Motor		Foot Bolts (4 sets)
Model	Rotation Speed (r/min)	Total Pressure (Pa)	Volume Flow (m³/h)	Model	Power (kW)	Foot Bolts (4 sets)
2.8A	2900	951-588	1330-2450	Y90S-2	1.5	M8 x 220
3.2A	2900	1245-784	1 975-3640	Y90L-2	2.2	M8 x 220
3.2A	1450	313-196	991-1910	Y90S-4	1.1	M8 x 150
3.6A	2900	1618-1068	2930-5408	Y100L-2	3	M10 x 220
3.6A	1450	402-274	1470-2710	Y90S-4	1.1	M8 x 220
4.0A	2900	2000-1314	4020-7420	Y132S -2	5.5	M10 x 220
4.0A	1450	500-333	2010-3710	Y90S-4	1.1	M8 x 220
4.5A	2900	2530-1667	5730-10580	Y132S-2	7.5	M10 x 300
4.5A	1450	537-421	2860-5280	Y90S-4	1.1	M10 x 220
5.0A	2900	3177-2196	7950-14720	Y160M-2	15	M12 x 300
5.0A	1450	794-549	3977-7358	Y100L1-4	2.2	M10 x 220
6.0A	1450	1137-784	6840-12720	Y112M-4	4	M10 x 300
6.0A	960	500-343	4250-8370	Y100L-6	1.5	M10 x 220

Connection Type D

Model	Rotation Speed (r/min)	Total Pressure (Pa)	Volume Flow (m³/h)	Motor		Couplings			Foot Bolts (4 sets)
				Model	Power (kW)	Code	Shaft hole(mm)
				Model	Power (kW)	Code	Fans	Motor
60	1450	1138-785	6840-12720	YI12M 4	4	170-28x50	50	28	3912-001
60	960	500-343	4520-8370	Y10a-6	1.5	170-28x50	50	28	3912-001
8D	1450	2020-1530	16200-27S90	Y18CM-4	18.5	170-48x55	55	48	3912-002
	990	892-677	10750-18560	Y132M-6	5.5	178-38x55	55	38	3912-002
	730	520-392	8150-14150	Y132M-8	3	170-38x55	55	38	4912-001
I0D	1450	3158-2501	40400-59200	Y25CM-4	55	240-65x55	55	65	3912 005
	960	1383-1098	26730-38500	Y20CL.-6	18.5	170-55x55	55	55	3912-003
	730	804-637	2060C-29300	Y1601-8	7.5	170-42x55	55	42	3912-002
12D	950	1991-1579	46100- 95500	Y25CM 6	37	240-65x75	75	65	3912-005
12D	730	1147-922	35000-50500	Y225S-8	18.5	240-60x75	75	60	3912-003

Connection Type C

Model	Rotation speed	Total Pressure	Flow	Motor		Triangle Zone		Fan sheave Code	Motor sheave Code	Fan Slide Code
Model	Rotation speed	Total Pressure	Flow	Model	Power	Model	No.	Fan sheave Code	Motor sheave Code	Fan Slide Code
6C	2240	2726-1883	10600-19600	Y180M-4	18.5	B2800	4	50-B₄-240	48-B₄-370	FT542-2
	2000	2177-1500	9500-17600	Y160M-4	11	82500	3	50-B₃-240	42-B3-330	FT542-2
	1800	1765-1216	8520-15800	Y132M-4	7.5	B2240	2	50-B₂-240	38-B₂-300	FT542-1
	1600	1393-961	7560-14000	Y132S-4	5.5	B2240	2	50-B₂-240	38-B₂-260	FT542-1
	1250	843-579	5920-11000	Y100L₂-4	3	B2240	2	50-B₂-240	28-B₂-216	FT542-1
	1120	686-471	5300-9800	Y100L₁-4	2.2	A2240	2	50-A₂-240	28-A₂-190	FT542-1
	1000	539-373	4730-8750	Y100L₁-4	2.2	A2240	2	50-A₂-240	28-A₂-165	FT542-1
	900	441-304	4250-7850	Y100L₁-4	2.2	A2240	2	50-A₂-240	28-A₂-155	FT542-1
	800	333-226	3780-7000	Y90S-4	1.1	A2240	2	55-A₂-240	24-A₂-130	FT542-0
8C	1800	3119-2363	20100-34800	Y200L-2	30	B2500	6	55-B₃-320	55-B₃-200	FT542-3
	1600	2471-1844	17920-31000	Y180M2-2	22	B2240	5	55-B₃-320	48-B₃-175	FT542-2
	1250	1510-1138	14000-24200	Y160M-4	11	B2500	3	55-B₃-320	42-B₃-275	FT542-2
	1120	1206-912	12500-21650	Y132M-4	7.5	B2500	2	55-B₃-320	38-B₂-250	FT542-1
	1000	961-726	11200-19300	Y132S-4	5.5	B2240	2	55-B₂-320	38-B₂-220	FT542-1
	900	775-588	10050-17400	Y112M-4	4	B2240	2	55-B₂-320	28-B₂-200	FT542-1
	800	618-461	8960-15500	Y100L2-4	3	B2240	2	55-B₂-320	28-B₂-175	FT542-1
	710	481-373	7920-13710	YTOOL₁-4	2.2	B2240	2	55-B₂-320	28-B₂-155	FT542-1
	630	382-284	7040-12200	Y100L₁-4	2.2	B2240	2	55-B₂-320	28-B₂-140	FT542-1
10C	1250	2344-1863	34800-501 50	Y225S-4	37	C3550	5	55-C₅-400	60-C₅-345	FT542-3
	1120	1883-1491	31200-45000	Y180L-4	22	C3150	5	55-C₅-400	48-C₅-310	FT542-2
	1000	1500-1187	27800-40100	Y180M-4	18.5	C3150	4	55-C5-400	48-C-275	FT542-2
	900	1216-961	25050-36100	Y160L-4	15	B3150	3	55-B₃-400	42-B₃-250	FT542-2
	800	961-765	22150-32100	Y160M-4	11	B3150	3	55-B₃-400	42-B₃-220	FT542-2
	710	755-5S8	19780-28500	Y132M-4	7.5	B2500	2	55-B₂-400	38-B₂-195	FT542-1
	630	598-471	17540-25280	Y132S-4	5.5	B2500	2	55-B₂-400	38-B₂-115	FT542-1
	560	471-373	15600-22470	Y100L₂-4	3	B2240	2	55-B₂-400	28-B₂-155	FT542-1
	500	382-294	13910-20100	Y100L₂-4	3	B2240	2	55-B₂-400	28-B₂-140	FT542-1
12C	1120	2717-2148	53800-77500	Y280S-4	75	C4000	7	75-C₆-480	75-C₅-370	FT542-4
	1000	2167-1716	48100-69300	Y250M-4	55	C3550	6	75-C₅-480	65-C₄-330	FT542-4
	900	1746-1383	43200-62200	Y225M-6	30	C4000	4	75-C₄-480	60-C₆-450	FT542-3
	800	1383-1098	38600-55700	Y200L₂-6	22	C4000	3	75-C₃-480	55-C₃-400	FT542-3
	710	1089-863	34200-49500	Y200L₂-6	18.5	C3550	3	75-C₃-480	55-C₄-360	FT542-3
	630	863-686	30400-43900	Y180L-6	15	C3550	4	75-C₄-4804	348-C₂-310	FT542-2
	560	677-539	27000-38900	Y160M₂-6	7.5	C3550	2	75-C₂-480	42-C₂-280	FT542-2
	500	539-432	24100-34800	Y132M₂-6	5.5	C3550	2	75-C₂-480	38-C₂-250	FT542-1
	450	441-343	21650-31200	Y132M-6	4	C3550	2	75-C₂-480	38-C₂-225	FT542-1
	400	353-275	19280-27800	Y132S-6	3	C3150	2	75-C₂-480	38-C₂-200	FT542-1

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N0.2.8A—6A FRP Centrifugal Ventilator Configuration and Installment Size

Configuration and Installment Size:

Model	Inlet				Outlet							Note
Model	Φ1	Φ2	Φ3	N-M	A	A1	A2	B	B1	B2	n-Φd	The center height of 45^o is same with 0^o 135^o is same with 90^o 225^o is same with 180^o
2.8A	280	304	350	8-Φ7	228	196	196	250	224	285	8-Φ9
3.2A	320	350	390	8-Φ7	256	224	224	288	256	320	10-Φ9
3.6A	360	394	430	10-Φ7	284	252	252	320	288	343	10-Φ9
4A	400	440	480	10-Φ7	315	286	286	355	320	385	12-Φ9
4.5A	450	490	520	12-Φ7	350	315	315	395	360	428	12-Φ9
5A	500	550	580	12-Φ7	385	350	350	435	400	487	12-Φ9
6A	600	650	700	14-Φ7	455	420	420	515	480	555	16-Φ11

Model	Dimensions										Installment Size
Model	E	E1	E2	E3	E4	E5	E6	H1	H2	H3	P	Q	Φ
2.8A	196	194	346	225	101	388	268	320	391	279	430	250	11
3.2 A	224	246	379	257	115	402	304	360	450	314	480	290	11
3.6 A	252	264	425	289	130	416	343	400	505	350	530	330	11
4 A	280	292	467	321	144	431	382	450	556	396	590	360	13
4.5 A	315	298	523	362	161	450	429	510	630	449	620	405	13
5 A	350	336	578	401	179	517	476	560	680	491	750	450	13
6 A	420	396	690	486	215	590	571	650	800	580	750	550	13

No.6-12C/D FRP Centrifugal Ventilator Configuration and Installment Size

Configurantion and Installment Size:

Model	Inlet				Outlet							Note
Model	Φ1	Φ2	Φ3	N-Φ	B1	B2	B3	C1	C2	C3	N-Φ1	The center height of 45^o is same with 0^o 135^o is same with 90^o 225^o is same with 180^o
6C	600	650	700	14-Φ9	420	455	500	480	515	555	16-Φ11
8C	800	860	900	16-Φ11	560	620	660	640	700	740	20-Φ15
10C	1000	1060	1120	24-Φ13	700	760	800	800	860	900	24-Φ15
12C	1200	1270	1340	24-Φ13	840	896	946	960	1010	1060	32-Φ15

Model	Dimensions									Basic Dimensions
Model	A	B	C	D	E	F	L	E1	E2	J	K	G	I	M	N
6C	420	692	483	396	640	572	1092	733	550	121	619	1197	275	1480	1240
8C	560	933	643	528	862	762	1565	1000	743	124	716	1452	370	1680	1500
10C	700	1153	802	658	1050	952	1715	1220	900	124	826	1652	460	1900	1700
12C	840	1373	962	783	1237	1143	2094	1467	1056	126	974	1948	555	2200	2000