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Industrial fans

ALSTOM the pioneer and acknowledged leader for fans in India introduces GPN/BVN/BVA series fans. These fans are backed by extensive knowledge of design and application engineering of last 50 years of India's largest manufacture of fans and aided by latest manufacturing facility using CNC machine tools.

The products included in this catalogue are available off the shelf from local dealers/ godowns located throughout the country. The plant is certified by BVQI for ISO9001 quality management system.

SN series (60 C/S supply) fan is certified by CSA for NRTL/C marking suitable for North American and Canadian markets. CE marked fans complying to EU regulations suitable for European market are also available.

300, 380, 450, 610 & 915 mm sweep diameter.
4, 6, 8 & 10 pole Motor.

300 mm to 915 mm diameter.
Volume flow from 1200 m3 per hour to 28000 m3 per hour.
Static pressure upto 150 pa (15mm WG).
SN series fan approved by CSA for NRTL/C marking as required for North American and Canadian
markets are available.
CE marked fan available for European Market.
Extruded/pressure die cast shell with provision for accurate positioning of impeller assembly to derive
best air performance under static pressure.
Unique fastening system with improved rigidity.
Maintenance free operation.


Major Applications
230V/50 Hz/1 Ph.
400V/50Hz/3 Ph.
115V/230V/60Hz/1 Ph.
230V/460V/60Hz/3 Ph.
Industrial Ventilation.
Large Kitchen Ventilation.
Transformer Cooling.
Evaporative Air Cooler.
Condenser Cooling.
Controlled Air Movement.

Fan Performance

Available installation options :
Ring mounting - High air volume suitable for FID condition - as standard.
Diaphragm mounting - High air volume required under static pressure - Optional.
European Standard
(CE Marketing)
North American / Canadian Standard (NRTL / C Marking)
Propeller AC Ventilating Fans IS - 2312 Safety Requirements EN 60 335 - 1
EN 60 335 - 2 - 80
Fan &
C22.2 No. 113 - M 1984
Evaporative air
coolers (desert cooler)
IS - 3315
Degree of Protection IS - 4691 EN 50 082 - 2
EN 50 081 - 2
Safe Electrical Fans UL Std No. - 057

Fan Motor

Totally enclosed Air Over Type squirrel cage induction motors specially designed for minimum power
consumption, to cater desired fan characteristics. Motors are provided with following features :
Class B insulation (Class F - optional).
Voltage/Frequency Variation :
Voltage Variation ± 10%
Frequency Variation ± 5%
Temp. range : 40°C to 50°C.
IP54 protection (IP55 optional).
Tropicalization treatment.
Permanently lubricated double sealed bearing with expected life of 40,000 hrs(L10).