Product description
Explosion-Proof Centrifugal Fan
Industrial Explosion-Proof Centrifugal Fan for Hazardous Areas
The Explosion-Proof Centrifugal Fan is an industrial ventilation and exhaust solution designed for hazardous environments where flammable gases, vapors, mists, or combustible dust may be present.
Compared with a standard centrifugal fan, an explosion-proof configuration requires careful consideration of the motor, electrical components, impeller, casing, grounding, spark-risk control, operating temperature, and hazardous-area classification.
The fan can be configured for chemical plants, petrochemical facilities, oil and gas installations, paint workshops, solvent storage areas, pharmaceutical plants, mining facilities, hazardous material warehouses, and industrial waste gas exhaust systems.
EMS provides customized airflow, pressure, fan size, motor, impeller material, casing material, drive arrangement, control system, and hazardous-area configuration according to project requirements.
Key Features
1. Explosion-Proof Industrial Configuration
The fan can be configured for industrial environments where flammable gases, vapors, or combustible dust may create an explosion hazard.
The complete fan system should be selected according to:
Hazardous-area classification
Gas or dust characteristics
Gas/dust group
Temperature class
Operating temperature
Required certification
Electrical requirements
2. Centrifugal Fan Design
The centrifugal structure is suitable for applications requiring higher pressure than typical general ventilation systems.
It can overcome resistance from:
Long ventilation ducts
Multiple elbows
Dampers
Filters
Scrubbers
Gas treatment equipment
Heat exchangers
Exhaust stacks
This makes the fan suitable for industrial exhaust, process ventilation, hazardous-area extraction, and chemical waste gas systems.
3. Spark-Resistant Configuration
Depending on the application, the fan can be configured with suitable spark-resistant components.
Possible configurations include:
Non-sparking inlet components
Aluminum or other suitable impeller materials
Anti-static components
Appropriate grounding
Spark-resistant construction
Application-specific material combinations
The final configuration should be evaluated according to the actual hazardous environment.
4. Explosion-Protected Motor
The motor can be selected according to the applicable hazardous-area requirements.
Depending on the project and applicable standards, configurations may involve protection concepts such as:
Ex d
Ex e
Ex tb
Other applicable protection types
The motor specification must correspond to the actual hazardous-area classification rather than being selected solely by motor power.
5. Customized Corrosion Resistance
Many hazardous environments are also chemically corrosive.
For chemical and petrochemical applications, the fan can be configured with:
Stainless steel
Corrosion-resistant coatings
FRP components where appropriate
Aluminum components
Customized chemical-resistant materials
Material selection should be based on gas composition, concentration, humidity, temperature, and operating conditions.
Technical Specifications
Item Specification
Product Name Explosion-Proof Centrifugal Fan
Fan Type Industrial Centrifugal Fan
Application Hazardous Area Ventilation & Exhaust
Airflow Customized
Static Pressure Customized
Fan Size Customized
Motor Power Customized
Motor Voltage Customized
Frequency 50 Hz / 60 Hz
Fan Speed Customized
Motor Type Explosion-Protected Motor / Customized
Impeller Material Aluminum / Stainless Steel / Customized
Casing Material Carbon Steel / Stainless Steel / Customized
Drive Type Direct Drive / Belt Drive / Customized
Installation Horizontal / Vertical / Customized
Gas Temperature Customized
Ambient Temperature According to motor and system requirements
Hazardous Area Project-specific
Gas Group Project-specific
Dust Group Project-specific
Temperature Class Project-specific
Explosion Protection Project-specific
ATEX Available when applicable and certified
IECEx Available when applicable and certified
VFD Optional, subject to hazardous-area requirements
Control Cabinet Optional
Anti-Static Configuration Optional
Spark-Resistant Construction Optional / Application-specific
Vibration Isolation Optional
Silencer Optional
Inspection Factory inspection available
Packaging Export packaging available
Important: Final technical specifications must be determined from the actual operating conditions and required certification. The values above are configuration categories rather than fixed performance claims for every fan model.
email：sales@ems-fanstech.com
Phone / WhatsApp：+8613806436890