audits.doc

8/10/2019 audits.doc

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ENERGY CONSERVATION STRATEGIES FOR LIGHTING SYSTEM INBSNL, TELECOM BUILDINGS

VP GUPTA, F-ISLE, M-ISHRAE, M-CISSA, CERTIFIED ENERGY AUDITOR,PRINCIPAL CHIEF ENGINEER (ELECT), BSNL

ABSTRACT

The BSNL Tamil Na ! i" C#mmi$$e $# C#%"e&'e E%e& i% all i$" #*e&a$i#%" a% E%e&C#%"e&'a$i#% i" a S$&a$e i+ B!"i%e"" G#al a% a a # Li e i% BSNL Tamil Na !. Pm#$i%E i+ie%$ !"e # Ele+$&i+al E%e& a% i$" C#%"e&'a$i#% i" $he Vi"i#% # Bha&a$ Sa%+ha& Ni amL$ (BSNL), Tamil Na !. The Tele+#m /!il i% " a&e hi hl E%e& I%$e%"i'e a% &e0!i&e!% $he +l#+1 &elia/le li h$i% a% ai&-+#% i$#%i% " "$em" #& #*$im!m *e& #&ma%+e # e0!i*me%$". Li h$i% +#%"!me %ea&l 23 $# 456 # $he $#$al *#7e& +#%"!m*$i#% i% a%$ele+#m8 +#mme&+ial /!il i% " a% $h!" # e& h! e *#$e%$ial a% +halle% e $# &e !+e $hee%e& +#%"!m*$i#% / em*l# i% I%%#'a$i'e S$&a$e ie". Thi" *a*e& *'i e" e$ail" # "#me# $he I%%#'a$i'e S$&a$e ie" $ha$ ha'e /ee% a #*$e i% BSNL Tamil Na ! #& E%e&C#%"e&'a$i#% i% li h$i% " "$em.

Key Words

E%e& I%$e%"i'e B!il i% ", I%%#'a$i'e S$&a$e ie", E%e& C#%"e&'a$i#%.

1. INTRODUCTION

E%e& C#%"e&'a$i#% ha" /e+#me a 9e S$&a$e i+ I""!e i% BSNL Tamil Na ! a" :E%e&Sa'e i" P!&e P i$ $# $he BSNL;, :E%e& Sa'e &e"!l$" i% Le"" Emi""i#% # Ca&/#% i%$# $he

A$m#"*he&e, $h!" le"" P#ll!$i#%; a% :E%e& "a'e +a% /e !"e $# mee$ $he ema% # P&i#&i$ Se+$#&";. :Hi" H#li%e"" Sh&i Sh&i Ra'i Sha%1a&;, a &e%#7%e S*i&i$!al Ma"$e& "a ":Te+h%#l# ha" ma e $hi" #&l a Gl#/al Villa e, a% i$ i" #& all # !" $# ma1e $hi" Villa e aBea!$i !l a% G&ee%e& Pla+e $# Li'e.; E%e& +#%"e&'a$i#% e i%i$el hel*" i% ma1i% $hi"7#&l a /ea!$i !l a% &ee%e& *la+e $# li'e. i$h li/e&ali-3? i"R".23?@ Milli#%" a% i$ i" e"$ima$e $ha$ a/#!$ R".433 Milli#%" i" #% a++#!%$ # Li h$i%al#%e. E%e& C#%"e&'a$i#% $h!" i" im*#&$a%$ #& "!"$ai%a/ili$ # $h a% e i+ie%+. TheI%%#'a$i'e S$&a$e ie" 7hi+h ha'e /ee% a #*$e i% BSNL Tamil Na ! #& E%e& C#%"e&'a$i#%i% Li h$i% S "$em" ha'e /ee% ma e "*e+i i+ $# 'a&i#!" Ca$e #&ie" # /!il i% " a% al"#/a l +la""i ie i%$# N# C#"$ Mea"!&e", L#7 C#"$ Mea"!&e" a% Hi h C#"$ Mea"!&e".

2. INNOVATIVE STRATEGIES

The E%e& C#%"!me / li h$i% i%"$alla$i#%" e*e% " !*#% $he *#7e& +#%"!m*$i#%" # $hel!mi%a&ie" a% $he le% $h # $he $ime #& 7hi+h $he a&e "7i$+he ON . B#$h # $he"e a"*e+$"a&e im*#&$a%$, a" +ha% e i% ei$he& 7ill a e+$ $he E%e& E i+ie%+ # $he i%"$alla$i#%. TheI%%#'a$i'e "$&a$e ie", 7hi+h a&e %#7 em*l# e i% $he li h$i% " "$em i% BSNL Tamil Na ! #& E%e& C#%"e&'a$i#% $# &e !+e $he E%e& /ill" $a1i% i% $# a++#!%$ /#$h $he a/#'e a"*e+$",a&e a" !% e&

2.1 CONDUCTING ILLUMINATION ENERGY AUDITS / SURVEYS


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BSNL B!il i% " ha'e /ee% +la""i ie i%$# "e'e% +a$e #&ie" "# a" $# e"$a/li"h "$a% a& " a%/a"e li%e e%e& +#%"!m*$i#% *a$$e&%" #& ea+h +a$e #& # /!il i% ".

2.2 NO COST MEASURES,

i. Re'ie7 # L!= Le'el &e0!i&eme%$" a% &em#'al # e=+e"" Lam*" 8 T!/e"

ii. B!il i% O&ie%$a$i#% 8 A&+hi$e+$!&al Fea$!&e", !"e # Na$!&al Da Li h$

iii. A7a&e%e"" Cam*ai %", Cha% e i% H!ma% Beha'i#!& a% A$$i$! e

2.3 LOW COST MEASURES

i. Re$ i$$i% 7i$h E%e& E i+ie%$ Li h$i% S#!&+e" a% Fi=$!&e"

ii. P'i i% Ele+$%i+ Ch#1e"

iii. Se*a&a$i% Li h$ S7i$+he" m G!* C#%$l $# I% i'i !al C#%$l

i'. S7i$+hi% OFF li h$" $h! h Se%"#&" 8 Time&"

'. P#7e& Fa+$#& im*'eme%$

'i. LED i% i+a$i#%" i% Pa%el" a% i% all Si % /#a& "

'ii. U"e # Dimme&8Dali " "$em

'iii. Re*la+eme%$ # Di"+#l#!&e Re le+$#&", Sha e" a% $hei& $imel +lea%li%e""

2.4 HIGH COST MEASURES

i. A!$#ma$i#% a% B!il i% Ma%a eme%$ S "$em

ii. E%e& A! i$i% a" *e& B!&ea! # E%e& E i+ie%+ (BEE) !i eli%e" #& /!il i% "ha'i% +#%%e+$e l#a # m#&e $ha% 533 9

3. CONDUCTING ILLUMINATION ENERGY AUDITS / ENERGY SURVEYS

I% BSNL TamilNa ! Ci&+le, E=+l! i% Che%%ai Me$ Di"$&i+$, $he&e a&e 4343 Tele*h#%eE=+ha% e" 8 B!il i% " a% m#&e $ha% 4233 Ba"e T&a%"e&'e& S$a$i#%". The"e /!il i% " ha'e/ee% +la""i ie i%$# #ll#7i% "e'e% +a$e #&ie".

Ca$e #& I Tele*h#%e C#%%e+$i#%"a/#'e 9

Ca$e #& II Tele*h#%e C#%%e+$i#%"/e$7ee% 2. 9 $# 9

Ca$e #& III Tele*h#%e C#%%e+$i#%"/e$7ee% .5 9 $# 2. 9

Ca$e #& IV Tele*h#%e +#%%e+$i#%"


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le"" $ha% .5 9Ca$e #& V A mi%i"$&a$i'e8C#mme&+ial

B!il i% "Ca$e #& VI T&ai%i% Ce%$&e"Ca$e #& VII Ba"e T&a% "e&'e& S$a$i#%"

(BTS)

E%e& A! i$" 8 S!&'e " ha'e /ee% +#m*le$e i% 243@ e=+ha% e" 8 /!il i% " a" #% 3.22.3?.

Li h$i% i% all %e7 /!il i% " i%+l! i% $he "mall Ba"e T&a% "e&'e& S$a$i#%", Ca$e #& VII/!il i% " (a/#!$ 2@33 BTS $# /e a e i% 433@) i" *'i e a" *e& E%e& C#%"e&'a$i#%B!il i% C# e i""!e / B!&ea! # E%e& E i+ie%+ (BEE). Th!" i$ i" e%"!&e $ha$ I%$e&i#& Li h$i% P#7e& De%"i$ i" %#$ m#&e $ha% 23.@ ( a$$"8S0 M). The $e+h%i+al a&ea" 8 S7i$+hR##m" #& Ca$ I, II Ca$ III a&e e"i %e #& e%e&al li h$i% 233 LU a% $a"1 li h$i% 253LU 7i$h T5, 4@ 7a$$ T@ , > 7a$$ lam*". The e%e&al li h$i% +#%$l i" *'i e %ea& $hee%$&a%+e # $he S7i$+h R##m a% i" %#&mall 1e*$ i% S7i$+h O *#"i$i#%. The Ta"1 Li h$i%+i&+!i$ i" i'i e i% $7# *a&$" $# "7i$+h :OFF a% ON; 536 # li h$i% i% ea+h /a 7i$h"e*a&a$e +#%$l" #& e'e& /a .

Ca$ V +a$ V2 B!il i% " a&e De"i %e #& 33- 33 L!= 7i$h T5,4@ 7a$$ T@ , > 7a$$lam*" Ba"i+ 2 = 22 a$$ CFL Lam* L!mi%a&ie" ha" /ee% "$a% a& i"e #& Ca$ IV a% Ca$ VIIB!il i% ".

F#& C#m*#!% Li h$i% i% $he e=i"$i% /!il i% ", $he li h$ "#!&+e" ha'e /ee% &e*la+e 7i$h"!i$a/le li h$ "#!&+e ha'i% mi%im!m e i+ie%+ # >3 L!me%"8 a$$ (CFL Lam*" S# i!mVa*#& Lam*"). All #$he& +#mm#% a&ea" li1e e%$&a%+e, l#//ie", +#&&i #&", "$ai& +a"e a% $#ile$"a&e ill!mi%a$e / !"i% C#m*a+$ Fl!#&e"+e%$ Lam*" i% $he %e7 /!il i% " I% $he e=i"$i%/!il i% " $he i$$i% ", mai%l 2 = > a$$" 7i$h C#**e& Ch#1e" a&e &e*la+e 7i$h 2 22 a$$"CFL Lam* i$$i% " &e"!l$i% i%$# E%e& Sa'i% .

Case S !"#, C$%%$& a'ea ()*+ )&* 1 - F#& Tamil Na ! Tele+#m A mi%i"$&a$i'e B!il i% ,E$hi&a Salai, Che%%ai, $he "a'i% " a+hie'e / &e*la+eme%$ # e=i"$i% +#mm#% a&eali h$i% a% $he *a /a+1 *e&i# a&e a" *e& $a/le 2 /el#7

TABLE 1COMMON AREA LIGHTING

E=i"$i% 2 > 7i$h C#**e& Ch#1e

Re*la+eme%$ 7i$h 2 22 CFL(GE-L!+ 8Phili*" J FMS)

T#$al N#. # i$$i% " i%C#mm#% A&ea @3 5?

Ca*i$al I%'e"$me%$ R". ,433(5? = R".>33)

C#%"!m*$i#% *e& Yea& i%97h U%i$"

25, 2@ U%i$"

(@3= =24H= >5D)2333

4? > U%i$"

(5?=22 =24H= >5D)2333

T#$al E%e& Sa'i% " *e&Yea&

24>?4 U%i$"(25 2@-4? >)

T#$al A%%!al Sa'i% " KR".> *e& U%i$

R".?>3 4(24>?4 = >)


4/8

Pa /a+1 *e&i# 5 M#%$h"(R". 4338?>3 4) = 24 T+e es )%a e" a&&!a( sa )&* # I%0(e%e& )&* $%%$& a'ea ()*+ )&* )& a(( !)(")&*s )sRs. , , /5

4. NO COST MEASURES

4.1 REVIEW OF LU6 LEVEL RE7UIREMENTS AND REMOVAL OF E6CESS LAM8S /TUBES

The LU Le'el" #& S7i$+h R##m Li h$i% a&e +#%$i%!#!"l &e'ie7e i% E%e& S!&'e " a%$he iel E% i%ee&" a&e &em#'i% e=+e"" lam*" a% i$$i% " $# /&i% $he LU le'el" $# 233LU #& Ge%e&al Li h$i% a% 253 LU #& Ta"1 Li h$i% .

4.2 BUILDING ORIENTATION / ARCHITECTURAL FEATURES, USE OF NATURAL DAYLIGHT

The %e7 /!il i% " a&e +a&e !ll *la%%e $# ha'e #ll#7i% /!il$-i% ea$!&e" -

i) A &e""i'e !"e # a li h$ i" +#%"i e&e a" a i"$i%+$i'e ea$!&e. M#"$ *e#*le *&e e& $#7#&1 i% %a$!&al li h$ a% $h!" a" a% 7he% a li h$ i" a'aila/le, a&$i i+ial li h$ i" "7i$+he# ma%!all #& Ca$ II, III, IV a% Ca$ VII Bl " a% / *'i i% Se%"#&" i% Ca$ I, V VIBl ".

ii) Pai%$i% # i%$e&i#& 7all" 7i$h li h$ +#l#!&" "# a" $# e$ ma=im!m &e le+$i#%iii) O&ie%$a$i#% # $he /!il i% " "# a" $# e$ ma=im!m %a$!&al "!% li h$ !&i% a $ime.

4.3 AWARENESS CAM8AIGNS, CHANGE IN HUMAN BEHAVIOUR AND ATTITUDE

A7a&e%e"" Cam*ai %", P&e"e%$a$i#%", E%e& C#%"e&'a$i#% Semi%a&" a&e hel &e !la&l $#ma1e E%e& C#%"e&'a$i#% a ma"" m#'eme%$ 7i$h i%'#l'eme%$ # all #!& em*l# ee". TheE%e& C#%"e&'a$i#% A7a& " #& $he iel e% i%ee&" ha'e /ee% i%"$i$!$i#%ali"e "# a" $#&e+# %i"e a% a+1%#7le e $he /e"$ *e& #&mi% E% i%ee&". E%e& C#%"e&'a$i#% ee1(4 %7ee1 # De+em/e&) i" +ele/&a$e $# /##"$ $he E%e& C#%"e&'a$i#% m#'eme%$. Thi" ha"&e"!l$e i%$# +ha% e i% H!ma% Beha'i#!& a% ha" /! h$ P#"i$i'e A$$i$! e i% $he em*l# ee"#& E%e& C#%"e&'a$i#%.

N# C#"$ Mea"!&e" ha'e /ee% im*leme%$e 2336 i% all +a$e #&ie" # $he /!il i% ". TheI%+a% e"+e%$ Lam*" ha'e /ee% +#m*le$el /a%%e a% a&e &e*la+e 7i$h CFL Lam*" e'e%#& "mall &e%$e /!il i% ".

. LOW COST MEASURES

.1 RETROFITTING WITH ENERGY EFFICIENT LIGHTING SOURCES

F#& Ca$ I, II, V a% Ca$e #& VI /!il i% " $he e=i"$i% T 24 ( 3 a$$) Fi$$i% " a&e /ei%&e*la+e 7i$h T5 (4@ a$$"), Fi$$i% " a% CFL L!mi%a&ie". F#& Ca$ III B!il i% " T@ ( > a$$7i$h Ele+$%i+ Ch#1e) a% CFL Lam*" a&e *'i e . Ca$ IV a% Ca$ VII /!il i% " a&e /ei%*'i e 7i$h /a"i+ 2 = 22 a$$ CFL Lam* i=$!&e".


5/8

Case S !"# 2 - Re '$9) )&* :) + T (a%0F#& Ra i' Ga% hi Tele+#m T&ai%i% Ce%$&e, Che%%ai, &e$ i$$i% ha" /ee% #%e 7i$h T5 (4@a$$) Lam*" i% $he S7i$+h R##m A&ea, T&ai%i% La/", C#% e&e%+e Hall a% L#!% e. The"a'i% a+hie'e a% $he *a /a+1 *e&i# a&e a" *e& $a/le 4 /el#7.

TABLE 2Re '$9) )&* :) + T (a%0

E=i"$i% 2 > 7i$hC#**e& Ch#1e

Re*la+eme%$ 7i$h T5 Fi$$i% "(2=4@ #& 4 = 4@ a$$ Mi&&

O*$i+8B#= T *e Fi$$i% )T#$al N#. # i$$i% " i%C#% e&e%+e Hall, L#!% e,La/", H#"$el, e$+.

25@ 25@

Ca*i$al I%'e"$me%$

R".4,34,>53

(>4 = @33 (Re$ i$)?2 = 2 33 (4=4@ Mi&& O*$i+)45 = ?4> ( 2 = 4@ B#= T *e)

C#%"!m*$i#% *e& Yea& i%97h U%i$"

,3?4 U%i$"

(2 =@@ =23H= 33D)2333

(45= =24H= 33D)2333

4>,> 3 U%i$"

(2 =>3 =23H= 33D)2333

(45= 3 =24H= 33D)2333

T#$al E%e& Sa'i% " *e&Yea&

24 4 U%i$"( 3?4-4>> 3)

T#$al A%%!al Sa'i% " KR".> *e& U%i$

R".? 5 4(24 4 = >)

Pa /a+1 *e&i# M#%$h"

(R".434>538? 5 4) = 24

The estimated annual saving by Implementing Retrofitting Measure in allbuildings is Rs 11,500,000/-

.2 8ROVIDING ELECTRONIC CHO;ES

A" a R!le, C#**e& Ch#1e" a&e %#$ *!&+ha"e a$ all. Th!", 7he%e'e& a% e=i"$i% +h#1e i"/!&%$ #!$, $he "ame i" &e*la+e 7i$h Ele+$%i+ Ch#1e". F!&$he& i%, ma #& /!il i% ", Ca$e #&I, II, V Ca$e #& VI, $he e=i"$i% C#**e& Ch#1e" a&e &e*la+e 7i$h Ele+$%i+ Ch#1e" #& $he+#m*le$e i=$!&e" a&e /ei% &e*la+e 7i$h T5 (4@ a$$) T!/e a% Fi=$!&e".

.3 SE8ARATING LIGHT SWITCHES FROM GROU8 CONTROL TO INDIVIDUALCONTROL

G!* C#%$l Li h$ +i&+!i$" a&e &e7i&e $# *'i e i% i'i !al +#%$l" "# $ha$ #%l mi%im!m%!m/e& # li h$" a&e "7i$+he #% a+$!al %ee /a"i".

.4 SWITCHING


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I% $he Se%i#& E=e+!$i'e Cham/e&", O++!*a%+ Se%"#&" a&e *'i e $# "7i$+h ON a%OFF $he li h$". Time&" a% Na$!&e S7i$+h a&e *'i e #& +#m*#!% li h$i% a% +#mm#%a&ea li h$i% .

. 8OWER FACTOR IM8ROVEMENT

A" a &e"!l$ # E%e& S!&'e a% m#%i$#&i% # E%e& /ill", $he P#7e& Fa+$#&" a&e im*'e/ *'i i% a i$i#%al +a*a+i$#&" #& / &e*la+eme%$ # e e+$i'e +a*a+i$#&" "# $ha$ $he *#7e& a+$#& i" m#&e $ha% 3. @

.> LED INDICATIONS IN 8ANELS AND IN ALL SIGN BOARDS

The +#%'e%$i#%al i% i+a$i% lam*" i% $he *a%el" a% $he "i % /#a& " a&e /ei% &e*la+e 7i$hLED lam*".

. USE OF DIMMER/DALI SYSTEM

I% $he C#% e&e%+e Hall", $he Dimme&" a% Dali S "$em" a&e /ei% *'i e . A" a% e=am*le,

i% $he "$a$e # a&$ C#% e&e%+e Hall :Hall # I%"*i&a$i#%; a$ Che%%ai $he Dali C#%$lle&" 7e&e*'i e $# # e& a 'a&ie$ # S+e%e "e$$i% ". The Dali " "$em al#% 7i$h "!i$a/le l!mi%a&ie"7i$h Dimma/le Ch#1e" # e&" a hi hl le=i/le * &amma/le li h$i% " "$em #& li h$i%le'el" m 3 $# 233 6. The " "$em # e&" a "a'i% # !* $# 36 i% e%e& #'e& +#%'e%$i#%alli h$i% e"i %" a% $h!" i" a +#"$ e e+$i'e li h$i% "#l!$i#% #& $he +#% e&e%+e hall".

.? RE8LACEMENT OF DISCOLOURED REFLECTORS, SHADES AND THEIR TIMELYCLEANLINESS

Di"+#l#!&e &e le+$#&", "ha e" a&e &e*la+e a" a *a&$ # E%e& S!&'e $# &e"$#&e $hee"i %e li h$i% le'el". A" a *a&$ # E%e& C#%"e&'a$i#% Cam*ai %", $he "$a a&e

m#$i'a$e #& $imel +lea%li%e"" # L!mi%a&ie".

The L#7 C#"$ Mea"!&e" a&e "ele+$i'el /ei% im*leme%$e i% all Ca$e #&ie" # /!il i% "

>. HIGH COST MEASURES

>.1 AUTOMATION AND BUILDING MANAGEMENT SYSTEMI% $he %e7 A mi%i"$&a$i'e B!il i% *la%%e a$ G&eam" R#a , Che%%ai, A!$#ma$i#% a%B!il i% Ma%a eme%$ S "$em ha" /ee% !"e i% $he Li h$i% " "$em #& +e%$&ali


7/8

The Hi h C#"$ Mea"!&e" a&e "ele+$i'el /ei% im*leme%$e i% Ca$e #& I, V Ca$e #& VI/!il i% ".

. CONCLUSION

E'e% $h#! h 'a&i#!" E%e& C#%"e&'a$i#% Mea"!&e" 8 S$&a$e ie" a" i% i+a$e ha'e /ee%

a #*$e , e$, $he !ali$ a% Li e # "#me # $he E%e& E i+ie%$ Lam*" (T5) a% Ele+$%i+Ch#1e" a&e %#$ a" *e& $he *a&ame$e&" +laime / $he ma%! a+$!&e&". The E%e& La/eli%P &amme (S$a& Ra$i% ") # BEE 7ill # a l#% 7a i% im*'i% $he !ali$ a% Li e # $he"e E%e& E i+ie%$ lam*" a% +h#1e". C#%$i%!#!" M#%i$#&i% , E%e& S!&'e " a% Re-a! i$i% i" %e+e""a& $# &e$ai% $he +#"$ e e+$i'e%e"" # E%e& C#%"e&'a$i#% Mea"!&e" 8S$&a$e ie" a #*$e i% $he BSNL. Simila& "$&a$e ie" a&e /ei% a #*$e $h! h #!$ $he+#!%$& i% BSNL /!il i% ". ( ? > B!il i% " a% m#&e $ha% 5,333 Ba"e T&a%"+ei'e& S$a$i#%"). BSNL ha" >?,??>,3> Tele*h#%e C#%%e+$i#%", (45.>6 ma&1e$ "ha&e) 5, 2,@2Ba"i+ (@4.2?6 ma&1e$ "ha&e) a% 4,4@ ,4@4 M#/ile Tele*h#%e (2 .5?6 ma&1e$ "ha&e) a" #%2.22.3?. The a%%!al Ele+$&i+i$ E%e& /ill # BSNL i" m#&e $ha% R".2 ,333 Milli#%". Th!",$he&e e=i"$" a $&eme% #!" "+#*e # &e !+$i#% i% Ele+$&i+i$ /ill" i% BSNL / a #*$i%I%%#'a$i'e S$&a$e ie". The E%e& C#%"e&'a$i#% ha" /e+#me a %e7 Ma%$&a (F#+!" A&ea) i%BSNL $# Sa'e E%e& a% $# ma1e $hi" #&l a Bea!$i !l a% G&ee%e& Pla+e $# Li'e.

AC;NOWLEDGEMENTS

Sh&i LA E1am/a&am CE(Ele+$), BSNL, R.Rama"7am , SDE (E), BSNL Che%%ai a% Sh&i 9S&i%i'a"a%, PA, BSNL Che%%ai +#%$&i/!$i#%", i% +a"e "$! ie" a% +#lle+$i#% # a$a m iel!%i$" 8 #$he& "#!&+e" i" a+1%#7le e .

AUTHOR

V8 G!0 a,

P&i%+i*al Chie E% i%ee& (Ele+)

B Te+h (Ele+), IIT Delhi, MBA, IGNOUCe&$i ie E%e& A! i$#& F-ISLE, M-ISHRAE, M-CISSABha&a$ Sa%+ha& Ni am Limi$e(A G#'$ # I% ia E%$e&*&i"e)Tamil Na ! Ele+$&i+al #%e(A% ISO 332 4333 U%i$)5$h Fl##&, Tamil Na ! Tele+#m C#m*le=>3, E$hi&a Salai, Che%%ai >33 [email protected]*h#%e N#" 2- -4@44 > >M#/ile 2- 335?5?FA N# 2- -4@443@Email '* 4333Kh#$mail.+#m


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