Explosion Proof Heating Fan
1. General
Explosion-proof heating fan, also known as an explosion-proof heater or hazardous location heater, is a specialized type of fan heater designed for use in environments where there is a potential risk of explosions or fire hazards. These heaters are specifically engineered to meet stringent safety standards and regulations to ensure they do not ignite flammable substances or gases present in the environment.
2. Features:
Construction: Explosion-proof heaters are constructed using materials and designs that minimize the risk of sparks or flames. They typically have robust housings made of non-sparking materials such as cast aluminum or stainless steel.
Heating elements: Explosion-proof heaters use specialized heating elements that are designed to minimize the risk of igniting flammable substances. Ceramic heating elements are commonly used due to their high heat efficiency and low surface temperatures.
Fan and airflow: These heaters incorporate fans to distribute warm air throughout the area. The fans are designed to prevent the accumulation of explosive gases or dust particles and often have sealed motors to prevent sparking.
Temperature control and safety features: Explosion-proof heaters typically include adjustable temperature controls and safety features like overheat protection and automatic shutoff to ensure safe operation.
Hazardous location ratings: These heaters are classified into different hazardous location ratings, such as Class I, Division 1 or 2, and Class II, Division 1 or 2. The classification depends on the specific hazardous substances or gases present in the environment and determines the suitability of the heater for that location.
3. Performance Parameter
|
Voltage V |
Frequency Hz |
Motor Power Hz |
Air Volume M3/h |
Steam Pressure MPa |
Heat Release Kcal/h |
Condensation Water Kg/h |
A1 (mm) |
A2 (mm) |
B1 (mm) |
B2 (mm) |
|
220/380 |
50/60 |
130 |
1300 |
≤0.4 |
4300 |
7.5 |
650 |
450 |
320 |
160 |
|
220/380 |
50/60 |
180 |
2500 |
≤0.4 |
15120 |
22.5 |
750 |
500 |
420 |
260 |
|
220/380 |
50/60 |
250 |
3000 |
≤0.4 |
21150 |
30 |
850 |
550 |
420 |
260 |
|
Access Tube DN |
Protection Grade |
Noise |
|
20 |
IP44 |
55 |
|
25 |
IP44 |
65 |
|
32 |
IP44 |
70 |
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