Involute Engineers & Industries (M/s. IEI) has
been engaged in manufacture and indigenous development
& Electro-pneumatic equipment for Railway transportation, since
its inception in 1984. Major thrust of its activity has been the
import substitution in above mentioned field.
Involute has rendered a considerable and meaningful contribution by
indigenously developing among others a variety of critical spares &
sub-assemblies for N-32 Tap Changer. N-32 Tap Changer is a vital
equipment in A/c Electric Locomotive. IEI
has been a major supplier of Railway Components like Railway Camshafts, Precision Gearbox to M/s.
Bombardier, Adtranz, Baroda (formerly M/s. Asea Brown Boveri Ltd.)
and OEM for N-32 Tap Changer. Presently,
M/s. IEI caters to the maintenance demand for Tap Changer &
Circuit Breaker spares to all the Electric Loco Sheds in India under
various Zonal Railways.
1995, M/s. BHEL had entrusted M/s. IEI to develop and supply complete
SMSC i.e. an
equipment also known as D.C.
Controller for fitting in WCAM2, WCAM3 & WCAG1 Electric
Locomotives (AC/DC) within a limited time frame. These equipments
were earlier being imported from Switzerland. IEI met the challenge
successfully. Presently, 170 pieces of such equipments
are functioning satisfactorily in Mumbai area under Western &
Central Railways. We
Have also developed Eddy Current Clutches suitable for application in
3100/3300 HP Diesel Electric locomotives for DLW/Varanasi.
Engineers & Industries has been promoted by Sri
a Post Graduate Mechanical Engineer, with training abroad under
Confederation of British Industries Overseas Scholarship (UK).
quality assurance department is equipped with sophisticated and
modern measuring instruments, including a Standard Room. IEI
maintains a well equipped precision workshop with imported Spur &
Bevel Gear generating machines including Gear Testers. IEI assures delivery of avant-garde Railway Components like Precision Gearbox, Railway Camshafts, and others.
is an ISO-9001:2008 certified concern.
We have been approved by Research Designs & Standards
Organization, Lucknow - Ministry of Railways as regular source for
manufacture & supply of the above Locomotive items.
We have delivered Railway Components like Railway Camshafts, Precision Gearbox and others to many client's according to their requirements. They have appreciated the rust resistant and durable construction of all the products. Our major customers are:
Railway, Fairlie Place, Kolkata - 700001
Eastern Railway, Garden Reach, Kolkata - 700043
Railway, C.S.T. Mumbai - 400001
Railway, Church Gate, Mumbai - 400020
Railway, Park Town, Chennai - 600003
Central Railway, Rail Nilayam, Secunderabad-500071
Railway, Baroda House, New Delhi - 110001
Railway, Metro Rail Bhawan, 33/1 Chowringhee
Road, Kolkata - 700071
Heavy Electricals Ltd., P.O.- BHEL, Jhansi - 284129
Heavy Electricals Ltd., Piplani, Bhopal- 462022
Transportation India Ltd., Maneja, Vadodara - 390013
- Diesel Locomotive Works, Varanasi