Class H / 280°C
OEM Fire Smoke Exhaust Fan With High Temperature Resistance for India Projects
- 280°C continuous operation for 120 mins
- Certified to NBC 2016 Fire Safety Code
Precision-manufactured machinery calibrated to operate reliably through extreme monsoon moisture, high dry-bulb ambient conditions (exceeding 48°C), and rigorous continuous industrial duty cycles.
Under national macroeconomic drives such as "Make in India", the expansion of Dedicated Freight Corridors (DFCs), and massive FDI inflows into semiconductor, electronics, and API pharmaceutical fabrication hubs across Gujarat, Maharashtra, Tamil Nadu, and Telangana, India has emerged as one of the fastest-growing consumers of industrial HVAC and fluid storage equipment globally.
Unlike temperate manufacturing territories, Indian industrial deployments operate across challenging microclimates: hot and dry conditions in Rajasthan and Delhi NCR, extreme maritime humidity in Mumbai and Chennai, and high ambient tropical climates in Karnataka and West Bengal. Standard off-the-shelf air and water handling equipment suffers rapid capacity de-rating and premature galvanic corrosion if not engineered for localized wet-bulb temperatures and rigorous environmental dust burdens.
Engineered for EPC prime contractors, public sector undertakings, and private developers handling critical mission-critical infrastructure projects.
Indian Tier III and IV server facilities demand ultra-efficient PUE (< 1.35) under high ambient loads. Our closed-loop cooling towers prevent particulate ingress from exterior haze, and dual-inlet mixed flow exhaust systems maintain static pressure across large plenum corridors without acoustic spillover.
Pharma clusters in Hyderabad (Genome Valley) and Ankleshwar mandate zero cross-contamination. Our modular SUS316 water tanks offer internal mirror-smooth passivation, resisting chemical sanitization and localized chlorination stress, while acoustic cabinet ventilation ensures zero particle migration.
Urban subterranean lines across Delhi Metro, Mumbai Metro Line 3, and Chennai Metro depend on failsafe emergency smoke venting. Our high-temperature axial impellers survive 280°C hot smoke for over 120 minutes, preventing smoke logging in tunnels and passenger concourses.
Dezhou in Shandong Province represents China's designated national cluster for central air-conditioning, fire-control ventilation, and commercial fluid handling. Within this unified ecosystem, our 12,000 m² smart factory integrates digital fabrication pipelines that give Indian developers a profound procurement edge:
| Performance Dimension | Fengdun Smart Factory | Conventional Local Fabricators |
|---|---|---|
| Production Cycle Time | 14–21 Days (Turnkey) | 35–60 Days (Fragmented) |
| Dynamic Impeller Balancing | ISO 1940 G2.5 Robotic Dynamic | Manual Static Balancing |
| Panel Forming Precision | 1200-Ton Hydraulic Pressing | Manual Press Brakes |
| Thermal Drift Eliminators | PVC Honeycomb < 0.001% Drift | Basic Louver > 0.02% Loss |
| Motor Efficiency Grade | IE3 / IE4 Premium Efficiency | Standard IE1 / IE2 |
As India tightens the Energy Conservation Building Code (ECBC) and drives towards Net-Zero carbon targets, building services machinery must transition beyond brute-force power to intelligent, low-kWh systems.
Replacing traditional AC induction drives with Electronically Commutated (EC) and PM synchronous drive systems reduces motor heat rejection by 30% and lowers partial-load electricity draw in rooftop cooling arrays by 42% across changing monsoon humidity profiles.
Smart sensors embedded on fan bearing blocks and cooling tower sumps monitor real-time velocity (RMS mm/s), water conductivity, and thermal approach metrics, connecting via Modbus RTU / BACnet IP directly to central Building Management Systems (BMS).
For installations in industrial regions with harsh chemical airborne agents like Navi Mumbai or Surat, heat exchange coils are treated with nano-epoxy electrophoretic coatings that withstand 3,000+ hours of ASTM B117 salt spray while maintaining thermal conductivity.
Procuring specialized heavy industrial ventilation and fluid assets from overseas requires strict compliance with Indian regulatory bodies and customs procedures. Fengdun provides turnkey logistics documentation that speeds customs clearance and on-site integration:
Code & Standards Alignment: Fully aligned with NBC 2016 Part 4 (Life Safety & Fire Protection), IS 3588 (Electric Axial Flow Fans), and IS 655 (Metal Air Ducts). Motors are rated for 415V / 50Hz 3-phase power grids across India without requiring external voltage transformers.
Port Clearances & High-Cube Containerization: Custom-engineered structural components are modularly flat-packed for optimal stuffing in 40ft High Cube (40HQ) containers, reducing ocean freight costs per cubic meter by up to 35% when clearing through Jawaharlal Nehru Port (JNPT), Mundra, or Chennai Port.
To eliminate costly change-orders and mismatched duty points, follow our technical selection parameters when submitting proposals to EPC clients like Larsen & Toubro, Tata Projects, or Shapoorji Pallonji.
| Equipment Type | Critical Engineering Parameter | Recommended Configuration for India | Avoidable Field Pitfall |
|---|---|---|---|
| Closed Cooling Tower | Approach to Design Wet-Bulb | Approach: 3.5°C to 4.0°C; WB: 30°C to 32°C | Underestimating summer monsoon peak humidity ratios |
| Smoke Axial Fan | Total Pressure & Impeller Pitch | Aerofoil aluminum blades with adjustable pitch | Selecting non-high-temp rated motors for ducted shaft runs |
| Stainless Steel Tank | Chloride Stress Corrosion Threshold | SUS316L for coastal sites; SUS304 for interior zones | Using thin non-embossed panels without interior structural tie-rods |
| Cabinet Ventilation Fan | Acoustic Isolation Rating | Double-skin casing with 50mm glass-wool density | Vibration resonance bridging into occupied commercial spaces |
| Fire & Smoke Damper | Actuator Closure Mechanism | 70°C or 280°C fusible link + 24V/230V electric motor | Uncertified zinc-coated sheet metal warping during intense heat spikes |
In-depth technical answers addressing electrical grids, site assembly, life safety certifications, and logistics handling.
Complete line-up of industrial air-side ventilation, smoke barriers, and process water cooling systems built to withstand the demands of heavy industry.
Submit your airflow parameters, wet-bulb conditions, tank dimensions, and site layout. Our engineering team provides detailed equipment selections and thermal calculations within 24 hours.