Energy Conservation in Sachivalaya : Part 1
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Energy Conservation in Sachivalaya Complex Gandhinagar Part 1
By Er Uresh MehtaPast Chairman, GSC & Chief Engineer(Electrical) (retd)
Roads & Building Department
Vitthalbhai Patel Bhavan, Vidhansabha
Sector No. 10, Gandhinagar Gujarat
Building Details
• Vitthalbhai Patel Bhavan, Vidhansabha Building, 2 Floors with Double Height 2 Floors with Single Height
• Sardar Patel Bhavan, Sachivalaya 10 Nos. of 10 storied building 4 Nos. 2 storied building
Energy Consumption Details (July’2001 to June’2002)
Approx. Annual consumption in Units = 7868550
Annual Consumption in Rs. 3,58,78,269/-
Electricity Details • Source of Electricity :-
M/s Torrent Power A.E.Co. Ltd. Ahmedabad • Supply Voltage:-
11 Kv • Contract Demand :-
3400 KVA • Average monthly consumption :-
(July'2001 to June'2002) 655713 Units and Rs.2989856/-
• Average P.F.:- 0.93
Information regarding Electrical Installations
at Sachivalaya Complex
Gandhinagar
Electrical Utility Details
• No. of transformers 8 Nos. Each 1000 KVA
• No. of pump, motors for water supply – 41 Hp 2 Nos., 25 HP-4 Nos
• Central A.C. Plant – 1050 Ton
• No. of Window Type / Split A.C. Machine 1.5 Tons – 500 Nos
• No. of Water Coolers - 150 Ltrs. – 125 Nos
• No. of Lifts – 46 Nos. (2.5Mt/ Second , 1.5Mt/ Second, 1Mt/ Second Speed)
Electrical Utility Details• No. of Escalators –
4 Nos • No. of Ceiling Fans :-
12000 Nos • No. of Tube Light Fittings :-
27000 Nos • No. of Computers :-
3000 Nos • No. of Compound Light Poles :-
210 Nos• No. of Helogen Fittings in Assembly Hall –
48 Nos
Energy Savings in Lighting Loads:-
Application of T/5 Tube lights by replacement of conventional tube lights
Total 17500 Nos. of Tube Lights replaced in Different Blocks and Vidhansabha Building
Project cost is NIL for 7500 nos.
The above project is taken upon hand and completed in
demand side management project. So the initial expenditure incurred in the
project is
NIL
Advantages for Replacement of conventional Tube Lights by
T/5 Tube Lights
• The Consumption reduced by approx. 44%
• Reduction in total no. of Tube Lights
• Reduction in maintenance cost
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