This Explosion Proof Centrifugal Fan from Hebei Ketong factory, certified to Ex d IIB T4 standard, is engineered for safe operation in hazardous environments containing flammable gases or dust. It features a durable, corrosion-resistant construction that ensures longevity, low noise, and easy maintenance.
Hebei Ketong produces quality Explosion Proof Centrifugal Fan. This centrifugal fan is primarily used for gas ventilation and transport in flammable and explosive environments. It is typically installed at the exhaust or supply end of chemical workshops, oil tank areas, coal mine ventilation systems, or hazardous materials warehouses to transport flammable gases, explosive dust mixtures, or flammable and explosive vapors.
Purchasers of this fan are usually petrochemical companies, coal mining companies, hazardous materials storage companies, pharmaceutical plants, or explosion-proof equipment integrators. This fan meets safety ventilation and explosion-proof safety standards for flammable and explosive locations. Suitable for industrial plants, labs, and public venues, it handles gases under 60°C with dust below 150 mg/m³, combining reliable explosion protection with efficient ventilation performance.
Hebei Ketong is a leading Chinese supplier of explosion-proof centrifugal fans. The company handles bulk procurement with ample stock, responds promptly to orders, and offers factory-direct pricing.
Parameters of 4-72 Centrifugal Fan
Type A direct connection
Machine number
No
Rotational speed
rpm
Motor power
kw-P
Volumetric Flow Rate
(m³/h)
Total
Pressure(Pa)
2.8A
2900
1.5-2
1131-2356
994-606
3.2A
2900
2.2-2
1688-3517
1300-792
1450
1.1-4
884-1758
324-198
3.6A
2900
3.0-2
2664-5268
1578-989
1450
1.5-4
1332-2634
393-247
4.0A
2900
5.5-2
4012-719
2014-1320
1450
1.5-4
2006-3709
501-329
4.5A
2900
7.5-2
5712-10562
2554-1673
1450
1.5-4
2856-5281
634-416
2900
11.0-2
7728-15445
3187-2019
5.0A
2900
15.0-2
7728-15445
3187-2019
1450
2.2-4
3864-7728
790-502
5.6A
1450
3.0-4
7062-9885
957-759
2600
18.5-2
12734-17824
3209-2541
6.0A
1450
4.0-4
6677-13353
1139-724
2900
22.0-2
15342-21474
2908-2303
6.3A
1450
5.5-4
9066-12689
1015-804
1800
37.0-2
28105-36427
2920-2302
7.1A
1450
11.0-4
12676-20513
1573-1168
6D
1450
4.0-4
6677-13353
1139-724
960
1.5-6
4420-8841
198-317
8D
1450
18.5-4
15826-29344
2032-1490
960
5.5-6
10478-19428
887-651
10D
1450
55.0-4
40441-56605
3202-2532
960
18.5-6
26775-37476
1395-1104
Product Features
The Explosion Proof Centrifugal Fan adopts an explosion-proof structural design. The motor and electrical components meet the Ex d IIB T4 explosion-proof rating, effectively blocking ignition sources and adapting to various flammable and explosive hazardous environments.They can withstand the effects of flammable gases and explosive dust, ensuring a longer service life for the fans. lt has the characteristics of lightweight, good corrosion resistance, not easy aging, low noise and so on. lt iswidely used in industrial and mining enterprises, hotels, museums.gymnasiums,chemical, laboratory and environmental protection facilities.
The gas must not contain viscous materials, nor gas dust or hard particles with a concentration of less than 150 mg/m³. Furthermore, the gas temperature must not exceed 60°C, and the relative humidity must be less than 100%.The structural design balances sealing performance with ease of maintenance. High airtightness prevents gas leakage, and the modular structure facilitates routine inspections. It also complies with national explosion-proof safety and industrial ventilation standards.
Hot Tags: Explosion Proof Centrifugal Fan, Industrial Safety Fan Supplier, Hazardous Environment Ventilation Fan
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