IIT Madras

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Kotak - IIT Madras Save Energy Mission (KISEM)

Indian Institute of Technology Madras


The subject plant is located in district of and falls under NIC Category-25. This assessment was carried out by the IEAC Center, IIT Bombay, during the course of the year 2023.

General Info

Principal Product

Blanking, Piercing, Framing

Plant Area (Sq.ft)


No. of Employees


Production Hours


Annual Production

Annual Sales


Assessment Summary

Total Energy Costs(per year)


Total Recommended Investment(one time)


Total Recommended Savings(per year)


Energy Costs Calculation

Annual Usage




Unit Cost


Annual Cost


Total Energy Costs(per year)


Observations & Recommendations
CPF - Capacitor & Power Factor
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
All APFC are contactor type and many derated capacitors were foundReplace the derated capacitors and APFC operating mechanism should be corrected with thyristor based53,150₹5,57,008₹40,0001
MT - Motors
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Many Pressing machines are idle for most of the timeInstall VFD and for big machines and cogged belt is preferred1,91,268₹20,04,489₹17,00,00010.2
CR - Compressor
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Too much leakage in compressed air lineArrest Leakage frequently1,58,026₹16,56,115₹10,0000.1
195 cfm compressor is on Idle full timeSwitch off the compressor and Swicth on whenever there is a requirement2,72,594₹1,07,148
All compressors are normal screw type compressorsOne of the compressor should be provided with VFD so as to meet the variable loads27,793₹2,91,276₹1,50,0006.2
ALS - Alternate Source of Power
ObservationRecommendationUnit SavingsAnnual SavingsInvestmentROIStatus
Soiling, degrading of glass surface which may result in moisture ingressInstall water drainer clip