External Fan With Hub PA Fan Motor

External Fan With Hub – PA Fan Motor (Code: 101181) based on available industrial references and classification standards:
Technical Specifications
Parameter:- Details
Component Name:- External Fan with Hub
Associated Motor:- PA (Primary Air) Fan Motor
Function:- Facilitates forced air circulation in boilers, furnaces, or process systems
Design:- Hub-mounted impeller; external casing; direct or belt-driven
Material Category:- Mechanical – rotating assembly with aerodynamic and structural function
Physical Attributes
Attribute:- Details
Weight:- Approx. 35–60 kg (varies by size and material—aluminum vs. cast iron)
Blade Diameter:- Typically ranges from 400 mm to 800 mm depending on motor rating
Hub Bore Size:- ~30–50 mm (standard for PA motor shafts)
Classification & Compliance
Parameter:- Details
HSN Code:- 84145930 – “Industrial fans and blowers”
GST Rate:- 18% (as per current classification for industrial fans)
Standards:- IS 4894 (Industrial fans), IS 325 (Electric motors), IEC 60034
OEM / Organization Reference
OEM / Manufacturer:- Notes
Reitz India Ltd.:- Known for PA fans and hub-mounted assemblies
ABB / Siemens:- Supplies motors compatible with PA fan hubs
Nadi Airtechnics:- Offers custom-built external fans with hub configurations
Ageing & Lifecycle
Parameter:- Details
Mechanical Durability:- ~40,000 hours of operation (with periodic lubrication and balancing)
Electrical Durability:- Depends on motor; typically 15–20 years with proper maintenance
Expected Service Life:- ~10–15 years for fan assembly in industrial environments