Metering Code for Assam Grid ver1.1.doc

8/10/2019 Metering Code for Assam Grid ver1.1.doc

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ASSAM ELECTRICITY REGULATORY COMMISSIONGUWAHATI, ASSAM

METERING CODE FOR ASSAM GRID REGULATIONS(Part Vof Assam Gri Co!"

Draft for Comm!#tsV!rsio# $%$

Assam Electricity Regulatory Commission

Sar&matoriaS'ai Di)i* H&+&ri Pat,P%O% Sai-a)a.a, Dis*&r,

GUWAHATI /01$223

M!t!ri#4 Co! for Assam Gri Pa4! $

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METERING CODE FOR ASSAM GRID REGULATIONS

REVISIONS SUMMAR

REVISION

NUM!ER

DATE ISSUED SECTIONS REVISED

M!t!ri#4 Co! for Assam Gri Pa4! 5

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TA7LE OF CONTENTS

$% SHORT TITLE, COMMENCEMENT AND INTERPRETATION8/%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%9

$% INTRODUCTION%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%3

5% O7:ECTIVE%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%3

;% SCOPE%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%3

6% APPLICA7ILITY%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%3

9% REFERENCE STANDARDS%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%0

3% DEFINITIONS%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%0

0% OWNERSHIP%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%$;

1% RIGHT TO INSTALL ENERGY METERS%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%$;


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G!#!ra) O-!r-i!' of M!t!ri#4 Co! for Assam GriGeneral

T! m!t!ri#4 o! *ro-i!s iform *o)ii!s a# *ro!&r!s i# r!s*!t of !)!triit. m!t!ri#4 i#iff!r!#t *arts of Po'!r S.st!m% T! iform *o)i., *ro!&r!s a# *rati!s i#)&! i#

m!t!ri#4 o! o-!rs t! o'#!rsi*, i#sta))atio#, o*!ratio# @ mai#t!#a#! of m!t!ri#4 s.st!m,mi#im&m a!*ta)! s*!ifiatio# of m!t!rs, CTs ,PTs a# CT>PT s!t !t% T! m!t!ri#4 Co!*r!sri!s t! t!sti#4 @ a)iratio# *ro!&r! a# a)so *!rioiit.% T! m!t!ri#4 o! o-!rsm!t!ri#4 s.st!m for Assam Grio, G!#!rati#4 Com*a#i!s, Distri&tio# Li!#s!!s a# a)so fort! o*!# a!ss &stom!rs o# i#tra stat! Tra#smissio# s.st!m a# EHV Co#s&m!rs ofDistri&tio# Li!#s!!s ir!t). o##!t! to i#tra Stat! Tra#smissio# S.st!m%

T! E)!triit. At, 522; *r!sri!s tat for *ro*!r aoti#4 a# a&it i# t! 4!#!ratio#,tra#smissio# a# istri&tio# or trai#4 of !)!triit., t! CEA ma. ir!t t! i#sta))atio# ofm!t!r . a 4!#!rati#4 om*a#. or )i!#s!! at s& sta4! of 4!#!ratio#, tra#smissio# oristri&tio# or trai#4 of !)!triit. a# at s& )oatio#s of 4!#!ratio#, tra#smissio# or

istri&tio# or trai#4, as it ma. !!m #!!ssar.%T! At f&rt!r *ro-i!s tat CEA !r s!tio# 0; (!" 'i)) s*!if. t! o#itio#s fori#sta))atio# of m!t!rs for tra#smissio# a# s&**). of !)!triit. Tis m!t!ri#4 o! t!r!for! 'i))r!B&ir! r!-i!' aft!r t! CEA iss&! r!4&)atio#s o# o#itio#s for i#sta))atio# of m!t!rs fortra#smissio# a# s&**). of !)!triit.%

Legal "ro#isions relating to Metering

E At 522; S!tio# 99/ Us!, !t of M!t!rs

($" No )i!#s!! sa)) s&**). !)!triit., aft!r t! !*ir. of t'o .!ars from a**oi#t! at!,

!!*t tro&4 i#sta))atio# of a orr!t m!t!r i# aora#! 'it r!4&)atio#s to ! ma!i# tis !a)f . t! A&torit.8

Pro-i! tat )i!#s!! ma. r!B&ir! t! o#s&m!r to 4i-! im s!&rit. for t! *ri! of am!t!r a# !#t!r i#to a# a4r!!m!#t for ir! t!r!of, )!ss t! o#s&m!r !)!ts to

*&ras! a m!t!r8Pro-i! f&rt!r tat t! Stat! Commissio# ma., . #otifiatio#, !t!# t! sai *!rioof t'o .!ars for a )ass or )ass!s of *!rso#s or for s& ar!a as ma. ! s*!ifi! i# tat#otifiatio#%

(5" For *ro*!r aoti#4 a# a&it i# t! 4!#!ratio#, tra#smissio# a# istri&tio# ortrai#4 of !)!triit., t! A&torit. ma. ir!t t! i#sta))atio# of m!t!r . a 4!#!rati#4

om*a#. or )i!#s!! at s& sta4! of 4!#!ratio#, tra#smissio# or istri&tio# or trai#4of !)!triit. a# at s& )oatio#s of 4!#!ratio#, tra#smissio# or istri&tio# or trai#4,as it ma. !!m #!!ssar.%

(;" If a *!rso# ma!s !fa&)t i# om*).i#4 'it *ro-isio#s o#tai#! i# tis s!tio# or t!r!4&)atio#s ma! !r s&/s!tio# ($", t! A**ro*riat! Commissio# ma. ma! s&or!r as it ti# fit for r!B&iri#4 t! !fa&)t to ! ma! 4oo . t! 4!#!rati#4 om*a#.or )i!#s!! or . a#. offi!rs of a om*a#. or ot!r assoiatio# or a#. ot!r *!rso# 'ois r!s*o#si)! for its !fa&)t%

E At 522; S!tio# 0; (!"

T! C!#tra) E)!triit. A&torit. to s*!if. t! o#itio#s for i#sta))atio# of m!t!rs fortra#smissio# a# s&**). of !)!triit.%


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METERING CODE FOR ASSAM GRID

1. Introduction

$%$ T! o! *r!sri!s a iform *o)i. i# r!s*!t of !)!triit. m!t!ri#4 i# t! i#tra Stat!Tra#smissio# S.st!m amo#4st t! &ti)iti!s i%!% Assam Grio, G!#!rati#4 Com*a#i!s,Distri&tio# Li!#s!!s a# a)so for t! o*!# a!ss &stom!rs o# i#tra stat! Tra#smissio#s.st!m a# EHV Co#s&m!rs of Distri&tio# Li!#s!!s ir!t). o##!t! to i#tra Stat!Tra#smissio# S.st!m%

$%5 Tis o! sa)) ! a# i#t!4ra) *art of t! Stat! Gri Co! *r!*ar! !r s!tio# 13 ($"(" of E)!triit. At 522;%

2. Objective

T! o!ti-! of t! o! is to !fi#! mi#im&m a!*ta)! m!t!ri#4 sta#ars 'i 'i))aff!t *ro*!r m!t!ri#4 of t! s.st!m *aram!t!rs for t! *&r*os! of aoti#4,omm!ria) i))i#4 a# s!tt)!m!#t of !)!tria) !#!r4. a# 'i)) a)so *ro-i! i#formatio#'i !#a)! to o*!rat! t! s.st!m i# !o#omi ma##!r o#sist!#t 'it )i!#s!o#itio#s . )i!#s!! a# Assam Grio to !ff!t ma#a4!m!#t of 4!#!ratio# a#tra#smissio# i# a saf! a# !o#omia) ma##!r%

3. Scope

;%$ T! so*! of t! o! o-!rs t! *rati!s tat sa)) ! !m*)o.! a# t! fai)iti!s tatsa)) ! *ro-i! for t! m!as&r!m!#t a# r!ori#4 of -ario&s *aram!t!rs )i!ati-!>r!ati-!>a**ar!#t *o'!r>!#!r4., *o'!r fator, -o)ta4!, fr!B&!#. !t%

;%5 T! o! s!ts o&t or r!f!rs to t! r!B&ir!m!#ts of m!t!ri#4 at 4!#!rati#4 statio#s, s&/statio#s a# i#t!rfa!s for Tariff a# O*!ratio#a) m!t!ri#4%

;%; T! o! a)so s*!ifi!s t! r!B&ir!m!#t for a)iratio#, t!sti#4 a# ommissio#i#4 ofm!t!ri#4 !B&i*m!#ts -i+% !#!r4. m!t!rs 'it assoiat! a!ssori!s, &rr!#t tra#sform!rsa# -o)ta4! tra#sform!rs% T! o! roa). i#iat!s t! t!#ia) f!at&r!s of -ario&s!)!m!#ts of t! m!t!ri#4, ata ommiatio# a# t!sti#4 s.st!m, t! *ro!&r! for

ass!ssm!#t of o#s&m*tio# i# as! of !f!ti-! a# st&/&* m!t!rs a# a)so )a.s o'#4&i!)i#!s for r!so)&tio# of is*&t!s !t'!!# iff!r!#t a4!#i!s%

;%6 T! M!t!ri#4 Co! sa)) ! !ff!ti-! from t! at! as #otifi! . t! Commissio# a#aori#4). t! o#!r#! )i!#s!!s sa)) a-! o)i4atio# for its im*)!m!#tatio#%

4. Applicability

6%$ Tis M!t!ri#4 Co! for Assam Gri sa)) a**). to8

0% Tra#smissio# Li!#s!!s

1% G!#!rati#4 Statio#s o##!t! to i#tra Stat! Tra#smissio# S.st!m


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9/30

Ati-! E#!r4. m!a#s t! !)!tria) !#!r4. *ro&!, f)o'i#4 or s&**)i! . a# !)!tria)ir&it &ri#4 a tim! i#t!r-a), a# !i#4 t! i#t!4ra) of t! i#sta#ta#!o&s *o'!r 'itr!s*!t to tim!, m!as&r! i# its of 'att o&rs or sta#ar m&)ti*)!s t!r!of%

U#)!ss ot!r'is! B&a)ifi!, t! t!rm !#!r4. r!f!rs to ati-! !#!r4.%

3%5 Ati-! Po'!r

Ati-! Po'!r m!a#s t! *ro&t of -o)ta4! a# t! i#/*as! om*o#!#t of a)t!r#ati#4&rr!#t m!as&r! i# its of 'atts a# sta#ar m&)ti*)!s t!r!of%

3%; A**ar!#t E#!r4.

A**ar!#t E#!r4. m!a#s t! i#t!4ra) of t! A**ar!#t Po'!r 'it r!s*!t to tim!% It ism!as&r! i# Vo)t Am*!r! o&r a# sta#ar m&)ti*)! t!r!of%

3%6 A**ar!#t Po'!r

A**ar!#t Po'!r m!a#s t! *ro&t of t! root/m!a#/sB&ar! (RMS" or !ff!ti-! -a)&! oft! &rr!#t a# t! root/m!a#/sB&ar! -a)&! of t! -o)ta4!% For AC ir&its or s.st!ms, itis t! sB&ar! root of t! s&m of t! sB&ar!s of t! ati-! a# r!ati-! *o'!r a# ism!as&r! i# i)o -o)t/am*!r! (?VA" or m&)ti*)!s t!r!of%

3%9 Assam Grio

Assam Grio m!a#s Assam E)!triit. Gri Cor*oratio# Limit! r!4ist!r! !r t!

Com*a#i!s At, $


10/30

Commissio# or AERC m!a#s t! Assam E)!triit. R!4&)ator. Commissio#o#stit&t! !r s!tio# $0 of t! E)!triit. R!4&)ator. Commissio#s At, $


11/30

G!#!rati#4 Com*a#. m!a#s a#. om*a#. or o. or*orat! or assoiatio# or o. ofi#i-i&a)s, '!t!r i#or*orat! or #ot, or artifiia) &riia) *!rso#, 'i o'#s oro*!rat!s or mai#tai#s a 4!#!rati#4 statio#%

3%$3 I#str&m!#t Tra#sform!rs

C&rr!#t Tra#sform!r (CT" or Vo)ta4! Tra#sform!r (VT" a# om*osit! CT/PT s!t% T!t!rm VT is &s! to o-!r !it!r Pot!#tia) Tra#sform!r (PT" or Ca*aiti-! Vo)ta4!Tra#sform!r (CVT"%

3%$0 Loa S&r-!. Data

Loa s&r-!. ata is a ataas! of )oa -a)&!s !fi#! i# t!rms of Watt, VAr or VA (orm&)ti*)!s of t!r!of" &ri#4 !a *r!!fi#! i#t!r-a) of tim!%

3%$1 M!t!r

M!t!r m!a#s a !-i! for m!as&r!m!#t of i/ir!tio#a) ati-! !#!r4., r!ati-! !#!r4.,a**ar!#t !#!r4., ati-! *o'!r, r!ati-! *o'!r ()a4>)!a", a**ar!#t *o'!r, &rr!#ts,-o)ta4!s, *o'!r fator, fr!B&!#. a# a#. ot!r !)!tria) *aram!t!r !ri-! o&t of t!s!m!as&r!m!#ts% M!t!r sa)) ! a*a)! to r!or t! -ario&s *aram!t!rs as ma. !r!B&ir! for a *arti&)ar at!4or. of t! o#s&m!rs o# t! asis of tariff a**)ia)! fromtim! to tim!%

3%$< Mai# M!t!r a# C! M!t!r

T! *rimar. m!t!r &s! for i))i#4 *&r*os! is #am! as Mai# M!t!r% T! ! m!t!r is&s! as a/&* to mai# m!t!r for i))i#4 *&r*os!, i# as! mai# m!t!r fai)s or o*!rat!s!rro#!o&s). or so's !rror !.o# *!rmissi)! )imits%

3%52 M!t!ri#4 S.st!m

M!t!ri#4 S.st!m m!a#s s!t of m!t!rs, m!as&r!m!#t tra#sform!rs (CTs @ VTs", m!t!ri#4*rot!tio# !B&i*m!#t i#)&i#4 a)arms, ir&itr. a# t!ir assoiat! ata o))!tio#o&tstatio#s a# 'iri#4 'i ar! *art of t! m!as&ri#4 !B&i*m!#t at or r!)ati#4 to a sit!%

CT m!a#s &rr!#t tra#sform!rs a# t!rm VT is &s! to o-!r !it!r PT or CVT%

3%5$ M!t!ri#4 Poi#t

At&a) m!t!ri#4 *oi#t m!a#s t! *.sia) )oatio# of &rr!#t a# -o)ta4! s!#si#4 !-i!s(i%!% CTs, VTs" a# m!t!rs at 'i !)!triit. is m!t!r!%

3%55 MMI (Ma# Mai#! I#t!rfa!"

D!-i!s > soft'ar! &s! . o*!rati#4 *!rso##!) to i#t!rat 'it om*&t!ri+! s.st!m >i#str&m!#tatio# !t%

3%5; Assam Grio

Assam Grio m!a#s Assam E)!triit. Gri Cor*oratio# Limit! r!4ist!r! !r t!Com*a#i!s At, $


12/30

s!tio# $;$ of t! At a# is t! Stat! Tra#smissio# Uti)it. for Assam as #otifi! . t!Stat! Go-!r#m!#t !r s!tio# ;< of t! At%

3%56 O*!ratio#a) M!t!ri#4

M!t!ri#4 !B&i*m!#t a# assoiat! a!ssori!s (!)&i#4 a#. tariff m!t!ri#4" i#sta))!i# t! s&/statio# or 4!#!rati#4 statio# *rimari). for8

(a" O*!ratio#a) a# S.st!m Co#tro) *&r*os!s

(" Mo#itori#4 a# Ma#&a) R!ori#4 *&r*os!s

(" A&iti#4 a# aoti#4 of !#!r4.

3%59 O-!ra)) A&ra.

T! omi#! a&ra. of m!t!r, assoiat! i#str&m!#t tra#sform!rs a# a)i#4 for a4i-!# m!t!ri#4 s.st!m%

3%53 O*!# A!ss

O*!# A!ss m!a#s t! #o#/isrimi#ator. *ro-isio# for &s! of tra#smissio# )i#!s oristri&tio# s.st!m or assoiat! fai)iti!s 'it s& )i#!s or s.st!m . a#. )i!#s!! oro#s&m!r or a *!rso# !#4a4! i# 4!#!ratio# i# aora#! 'it t! r!4&)atio#s s*!ifi!

. t! A**ro*riat! Commissio#%

3%50 O*!# A!ss Co#s&m!r

O*!# A!ss Co#s&m!r m!a#s a o#s&m!r 'o is !)i4i)! to r!!i-! s&**). of!)!triit. from a *!rso# ot!r ta# t! istri&tio# )i!#s!! of is ar!a of s&**).%

3%51 O*!# A!ss C&stom!r

O*!# A!ss C&stom!r m!a#s a *!rso# &si#4 or i#t!#i#4 to &s! t! tra#smissio#s.st!m or t! istri&tio# s.st!m or ot of t! )i!#s!!s i# t! stat! for tra#smissio# or'!!)i#4 of !)!triit. i# t! Stat!%

3%5< Po'!r fator

Po'!r fator sa)) a-! t! m!a#i#4 as assi4#! to it i# tariff or!r for s&**). of!)!triit.%

3%;2 Protoo)

Protoo) is t! soft'ar! im*)!m!#t! to !a#4! t! i#formatio# 'it !t!r#a) !-i! or!B&i*m!#t tro&4 i#t!rfai#4 ommiatio# *ort%

3%;$ R!ati-! Po'!r

R!ati-! Po'!r m!a#s t! *ro&t of -o)ta4! a# &rr!#t a# t! si#! of t! *as! a#4)!!t'!!# t!m m!as&r! i# its of -o)t am*!r!s r!ati-! a# sta#ar m&)ti*)!s t!r!of%

3%;5 R!ati-! E#!r4.

M!t!ri#4 Co! for Assam Gri Pa4! $5

A*ri) 5226


13/30

R!ati-! E#!r4. m!a#s t! i#t!4ra) of t! R!ati-! Po'!r 'it r!s*!t to tim!% It ism!as&r! i# -o)t/am*!r!s r!ati-! o&rs a# sta#ar m&)ti*)! t!r!of%

3%;; R!mot! Tra#smitti#4 U#it (RTU"

RTU m!a#s a it for ata tra#smissio# i# i4ita) a# s!B&!#tia) mo! i%!% to tra#smit)o' )!-!) a#a)o4&! > i4ita) si4#a)s from tra#s&!rs, s'it!s, r!)a.s !t% o##!t! to ita# to tra#smit r!!i-! si4#a) to !-i!s o##!t! to it%

3%;6 Sim&)ta#!o&s Maim&m D!ma# (SMD"

For a 4i-!# !ma# *!rio, s&m of i#i-i&a) !ma# aross a)) i#t!rfa! *oi#ts i# aDistri&tio# S.st!m 4i-!s sim&)ta#!o&s !ma# of a Distri&tio# Li!#s!! for a 4i-!#

*!rio% SMD m!a#s t! maim&m !ma# -a)&! o&t of a)) s& sim&)ta#!o&s !ma#sfor a mo#t (i%!% maim&m !ma# -a)&! o&t of 6 56 ;2 5112 *!rios i# a mo#tfor !ma# i#t!r-a) of $9 mi#&t!s"

3%;9 I#tra Stat! Tra#smissio# S.st!m

I#tra Stat! Tra#smissio# S.st!m m!a#s t! s.st!m of EHV !)!tri )i#!s a# !)!tria)!B&i*m!#t o*!rat! a#>or mai#tai#! . tra#smissio# )i!#s!! for t! *&r*os! of t!tra#smissio# of !)!triit. amo#4 4!#!rati#4 statio#s, !t!r#a) i#t!ro##!tio#s,istri&tio# s.st!ms a# a#. ot!r &s!r o##!t! to it%

3%;3 Stat! Tra#smissio# Uti)it. (STU"

T! &ti)it. #otifi! . t! Go-!r#m!#t of Assam as Stat! Tra#smissio# Uti)it. !rs!tio# ;< of t! E)!triit. At, 522;% Stat! Tra#smissio# Uti)it. (STU" o'#s a#o*!rat!s t! tra#smissio# s.st!m of t! Stat!% Assam E)!triit. Gri Cor*oratio#Limit! (Assam Grio" is t! Stat! Tra#smissio# Uti)it. for Assam as #otifi! . t!Stat! Go-!r#m!#t%

3%;0 Tariff M!t!ri#4 or Comm!ria) M!t!ri#4

T! !#!r4. m!as&r!m!#t s.st!m om*risi#4 of m!t!ri#4 !B&i*m!#ts a# assoiat! atao))!tio# !-i!s, as! o# 'i t! !#!r4. s&**).i#4 !#tit. rais!s i))s *a.a)! . t!!#!r4. r!!i-i#4 !#tit. or o#s&m!r%

3%;1 TOD Tariff or TOU Tariff

TOD sta#s for Tim! Of Da. a# TOU sta#s for Tim! Of Us!, 'i m!a#s iff!r!#ttariff &ri#4 iff!r!#t &sa4! tim! i# a a.%

3%;< Us!r

Us!r m!a#s a *!rso#, i#)&i#4 4!#!rati#4 om*a#i!s, Distri&tio# Li!#s!! a# o*!#a!ss o#s&m!rs, o*!# a!ss 4!#!rators, a#. ot!r tra#smissio# )i!#s!!s or tra!rs i#t! stat! of Assam 'o &s!s t! i#tra Stat! Tra#smissio# S.st!m a# 'o m&st om*).'it t! *ro-isio#s of t! Gri Co!%

A)) ot!r 'ors a# !*r!ssio#s &s! !r!i# a# #ot !fi#! !r!i# a-! t! m!a#i#4sr!s*!ti-!). assi4#! to it!m i# t! At, t! Gri Co! or I#ia# E)!triit. Gri Co!(IEGC"%

M!t!ri#4 Co! for Assam Gri Pa4! $;

A*ri) 5226


14/30

!. O"ners#ip

T! o'#!rsi* of t! m!t!ri#4 s.st!m sa)) ! as *ro-i! i# r!)!-a#t a4r!!m!#t4o-!r#i#4 !a#4! of *o'!r a# if #o a4r!!m!#t !ists ta# t! o'#!rsi* of t!m!t!ri#4 s.st!m sa)) !)o#4 to t! a4!#. i# 'os! *r!mis!s t! m!t!ri#4 !B&i*m!#t is

*.sia)). )oat!% Ho'!-!r, t! r!s*o#sii)it. of saf!t. of t! m!t!ri#4 s.st!m is of t!a4!#. i# 'os! *r!mis!s t! m!t!ri#4 !B&i*m!#t is *.sia)). )oat!%

$. Ri%#t to Install &ner%y 'eters

Ea o#stit&!#t a4!#. sa)) !t!# #!!ssar. assista#! to t! ot!r for i#sta))atio# oft! m!t!rs a# RTUs . *ro-ii#4 r!B&ir! a!ss to t!ir *r!mis!s a# !B&i*m!#ts% Asa# '!# r!B&ir! . t! &ti)it., t! o#stit&!#t>a4!#i!s sa)) !#a)! t! r!*r!s!#tati-!sof t! &ti)it. 'it a-a#! #oti!, to a!ss, i#s*!t, r!*)a!, t!st !t% a#. of t! m!t!rsa# RTUs for a#. &ti)it. i#sta))! i# t!ir *r!mis!s%

(. )acility to be provided on 'eterin% *ocations

Ea o#stit&!#t a4!#. sa)) ma! a-ai)a)! t! r!B&ir! s*a! for i#sta))atio# ofm!t!ri#4 !B&i*m!#t i# t!ir *r!mis!s a# *ro-i! r!B&ir! o&t*&ts of t! s*!ifi!&rr!#t a# -o)ta4! tra#sform!rs to fai)itat! i#sta))atio# of M!t!rs, RTUs a# assoiat!!B&i*m!#t i# t!ir *r!mis!s% N!!ssar. a&i)iar. s&**). sa)) ! !t!#! &* to t!m!t!ri#4 s.st!m, if m!t!r a# ! *o'!r! . o#). !t!r#a) s&**).%

1+. Access to &,uip-ent and ata

Ea o#stit&!#t of t! a4!#. (Uti)it." o# r!B&!st 'it a-a#! #oti!, sa)) 4ra#t f&))ri4t to i#sta)) m!t!ri#4 !B&i*m!#ts a# RTUs for ot!r a4!#.s !m*)o.!!s, a4!#ts>&).a&tori+! r!*r!s!#tati-! for i#s*!ti#4, t!sti#4, a)irati#4, s!a)i#4, r!*)ai#4 t!ama4! !B&i*m!#t, o))!ti#4 t! ata, oi#t r!ai#4 r!ori#4, a# ot!r ftio#s#!!ssar. a# as m&t&a)). a4r!!%

11. Operation and 'aintenance of t#e 'eterin% Syste-

T! o*!ratio# a# mai#t!#a#! of t! m!t!ri#4 s.st!m i#)&!s *ro*!r i#sta))atio#,r!4&)ar mai#t!#a#! of t! m!t!ri#4 s.st!m a# RTUs, !i#4 of !rrors of t! CTs,VTs a# m!t!rs, *ro*!r )a.i#4 of a)!s a# *rot!tio# t!r!of, )!a#i#4 of

o##!tio#s>oi#ts, !i#4 of -o)ta4! ro* i# t! CT>VT )!as, o#itio# of m!t!r oa# !#)os&r!, o#itio# of s!a)s, r!4&)ar>ai). r!ai#4 m!t!rs a# r!4&)ar ata r!tri!-!tro&4 CMRI a# 7CS, att!#i#4 a#. r!ao'#>fa&)t o# t! m!t!ri#4 s.st!m !t%

12. ype of 'eters and 'eterin% /apability

$5%$ T! m!t!rs to ! &s! sa)) ! s&ita)! for m!as&r!m!#t of omm!ria) tra#satio#s!t'!!# t! &ti)iti!s aori#4 to a**)ia)! tariffs% T! m!t!rs sa)) ! a)) !)!tro#i(stati" *o). *as! tri/-!tor t.*! a-i#4 fai)it. to m!as&r! ati-!, r!ati-! a# a**ar!#t!#!r4.>*o'!r i# a)) fo&r B&ara#ts i%!% a tr&! im*ort !*ort m!t!r% A)) i#t!r &ti)it. tra!m!t!rs sa)) ! i/ir!tio#a) 'i)! a*aitor a# m!t!rs a# s&/statio# a&% m!t!rssa)) ! iir!tio#a) if, i/ir!tio#a) m!t!rs a)r!a. !ist, t!s! 'i)) #ot ! a#4!%


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$5%5 T! fr!B&!#. as! !#!r4. m!t!rs s&ita)! for A-ai)ai)it. 7as! Tariff (A7T" sa)) !*ro-i! at s& i#t!rfa! *oi#ts, '!r!-!r t! !#!r4. !a#4! is as! o# A7Taori#4 to CERC>AERC r!4&)atio#s> Or!rs%

$5%; T! -ario&s sta#ars of m!t!ri#4 !B&i*m!#t as 4i-!# i# Ta)!J$, 'i)! !tai)!

s*!ifiatio#s of m!t!rs ar! i#iat! at A##!&r!/$%Ta)!J$

Sr$

No$

"articulars Main

Meter

!ac0 u,

Meter

Ca,acitor

!an0 Meter

Su/.

station

Au1iliary

Meter

Inter.

Discoms

Meter

Secon)ary

!ac0 u,

Meter

1 2 3 4 5 6 ! $

(1) Accuracy class

(a) Meter 0.2 S 0.5 S 0.5 S 1.0 0.5 S 0.5 S

(b) CTs 0.5 Existing

0.5 /1.0

Existing

0.5 /1.0

Existing

0.5 /1.0

Existing

0.5 /1.0

Existing

0.5 /1.0

(c) PTs / CVTs 0.5 Existing

0.5 /1.0

Existing

0.5 /1.0

Existing

0.5 /1.0

Existing

0.5 /1.0

Existing PTs0.5 /1.0

() CT!PT sets "#r$$%V & 11%V"eeers

0.5 Existing Existing Existing Existing Existing

(2) Salient as'ect #"eters

(a) Pase angle anrati# err#rc#'ensati#n #"CTs & PTs

*#t t# be'r#+ie

*#t t# be'r#+ie

*#t t# be'r#+ie

*#t t# be'r#+ie

*#t t# be'r#+ie

*#t t# be 'r#+ie

(b) C#unicat i#n'#rt

(i) C#unicati#n#'tical '#rt

,es ,es *# *# ,es ,es

(ii) C#unicati#n'#rt "#r re#tereaing

,es ,es *# *# ,es ,es

($) -eter an '#rt& Ex'#rt b#t"eatures arereuire

,es ,es ,es *# ,es ,es

() Meter e#ry "#r5 ays

,es ,es *# *# ,es ,es

13. 'ini-u- ec#nical Re,uire-ents for &ner%y 'eter$;%$ O*!rati#4 S.st!m Param!t!rs (for a)a#! a# a)a#! )oa"8

(a" O*!rati#4 Vo)ta4! Ra#4!8 T! m!t!r sa)) 'or satisfatori). o# $$2 Vo)tsAC (Li#!/Li#!" or 6$9 Vo)ts AC (Li#!/Li#!" 'it -ariatio# ra#4! of /62K to 52K%

(" O*!rati#4 Fr!B&!#. Ra#4!8 T! m!t!r sa)) 'or satisfatori). o# 92H!rt+ 'it -ariatio# ra#4! of /9K to 9K%

(" O*!rati#4 Po'!r Fator Ra#4!8 T! m!t!r sa)) 'or satisfatori). o-!r a*o'!r fator ra#4! of +!ro )a4 to it. to +!ro )!a%

$;%5 M!as&ri#4 E)!m!#ts8


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$;%5%$ T! m!t!r sa)) ! ; *as! 6 'ir! t.*!, a*a)! to r!or a# is*)a. im*ort a#!*ort W, VAr, VA a# maim&m !ma# i# W a# VA for ; *as! 6'ir! AC a)a#!>a)a#! )oa for a *o'!r fator a-i#4 ra#4! of +!ro)a44i#4 to it. to +!ro )!ai#4 i# a)) 6 B&ara#ts% I# aitio#, m!t!r sa)) a)so !a*a)! of is*)a.i#4, o# !ma#, t! *r!s!#t stat&s of s&**).>)oa, missi#4

*ot!#tia), CT *o)arit., &rr!#t a)a#!, a#oma). o&rr!#! a# )o44i#4 ofo&rr!#!s as '!)) as )oa s&r-!. ata !t% 'i sa)) ! o'# )oa! to a &s!rfri!#). 7asi Com*&t!r Soft'ar! (7CS" tro&4 *orta)! ata o))!tio#!-i!s or CMRI 'i sa)) ! o##!t! to o*tia) ommiatio# *ort of t!m!t!r% M!t!r sa)) ! !B&i**! 'it s!)f/ia4#osti f!at&r!s a)so a# ! a*a)!of r!ori#4 a-!ra4! -a)&!s as! o# t!ir i#t!4ratio# o# tim! as! for W,VAr, VA for at )!ast 09 a.s% M!t!r sa)) ! a*a)! of m!as&ri#4fam!#ta) as '!)) as tota) !#!r4. i#)&i#4 armo#is s!*arat!).

$;%5%5 E#!r4. m!as&r!m!#t &ri#4 !ma# *!rio 'i)) ! s& tat sam*)i#4 i# t!m!t!r is s.#ro#i+! 'it t! !# of t! tim! )o ot!r'is! !#!r4. m!as&r!

i# a !ma# *!rio &t #ot stor! i# tat *!rio sa)) ! arri! for'ar% A# LED4)o' or *&)s! o&t*&t oi#i!#t 'it !# of !a !ma# *!rio #!! !

*ro-i! i# t! m!t!r so as to !#s&r! tat !ma# i#t!4ratio# oi#i! t! *r!s!ttim! )o%

$;%; Dis*)a.

Pr!s!#t m!t!r stat&s, r!a) tim! a# at!, &m&)ati-! !#!r4. r!4ist!rs, -o)ta4!, &rr!#ts,*o'!r fator, *r!s!#t !ma#, fr!B&!#. a# m!t!r s!ria) #&m!r sa)) ! a-ai)a)! o#!ma# tro&4 *&s &tto#% A#. i#t!rro4atio#>r!a o*!ratio# sa)) #ot !)!t! or a)t!ra#. stor! m!t!r ata%

$;%6 M!mor. (a) N&m!ria) -a)&!s of -o)ta4!>&rr!#t, *o'!r fator a# &m&)ati-! !#!r4. r!4ist!rs as

'!)) as a#oma)i!s>t!m*!r! !tai)s a)o#4'it at! a# tim! of )o44i#4 of a#r!storatio# of a#oma)i!s (s&!t to t! m!t!r m!mor. s*a!" sa)) ! )o44! i# t!m!t!r m!mor. a# sa)) ! a-ai)a)! for r!tri!-i#4 'it t! !)* of t! ata o))!tio#!-i!s (CMRI" tro&4 m!t!r o*tia) *ort a# o'# )oai#4 to 7CS%

(b) M!mor. i# a stati tri/-!tor m!t!r sa)) #ot 4!t !ras! aft!r r!ai#4 or r!tri!-i#4 ofata tro&4 MRI% Data sa)) ! r!tai#! for a mi#im&m of 09 a.s or sa)) #ot 4!t!ras! from m!t!r ti) r!*)a! . fr!s ata% Ho'!-!r, !sir! ata a# ! !ras!from MRI, '!# m!mor. of a# MRI !om!s f&)) aft!r o'#)oai#4 of r!ai#4s of a

#&m!r of m!t!rs, as t!r! is fi! s*a! ma! a-ai)a)! i# MRI for8(i) E#!r4. r!4ist!rs%

(ii" Loa s&r-!. ata%

(iii" A#oma). ata !t%W!# a fr!s ata is )o44! i# t! m!mor., t! o)!st ata sa)) isa**!ar a&tomatia)).%

$;%9 T!st t!rmi#a) )os

T! t!st t!rmi#a) )os sa)) ! *ro-i! o# a)) m!t!rs to fai)itat! t!sti#4 of m!t!rs i#s!r-i!% Mai# @ a &* m!t!rs of i#t!r stat! > maor 4!#!rati#4 statio#s sa)) ! a-i#4

t! f!at&r! of ra' o&t t.*! mo&)ar its a# sa)) a-! a&tomati CT sort ir&iti#4so tat m!t!r a# ! ta!# o&t for t!sti#4 'ito&t s&t o'# r!B&ir!m!#ts.


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18/30

15. 'ini-u- ec#nical Re,uire-ent for olta%e ransfor-ers 0

$9%$ Eit!r E)!troma4#!ti Vo)ta4! Tra#sform!rs (EVT" or Ca*aiti-! Vo)ta4! tra#sform!r(CVT" ma. ! &s! for m!t!ri#4 *&r*os!% G!#!ra))., t!rm VT is &s! to o-!r !it!rEVT or CVT% T! s!o#ar. -o)ta4! *!r *as! sa)) ! $$2>; -o)ts or 6$9>; -o)ts%

Eit!r !iat! VTs or !iat! or! of VTs sa)) ! *ro-i! for m!t!ri#4 a# tat'!r!-!r f!asi)!, VTs (or t!ir or!s" f!!i#4 to mai# m!t!rs a# a&*>! m!t!rs'i)) ! s!*arat!% F&s!s of *ro*!r rati#4 sa)) ! *ro-i! at a**ro*riat! )oatio#s i# t!VT ir&it%

$9%5 T! !rrors of t! VTs sa)) ! !! i# t! )a or at sit!% Ho'!-!r if s& fai)iti!s ar!#ot a-ai)a)!, VT t!st !rtifiat!s iss&! . Go-!r#m!#t t!st o&s! or Go-!r#m!#tr!o4#i+! t!st a4!#. so&) ! r!f!rr! to%

$9%; T! tota) &r!# o##!t! to !a VT sa)) #ot !!! t! rat! &r!# of VT% Vo)ta4!ro* i# VT )!as sa)) ! 'iti# t! *!rmissi)! )imits%

$9%6 T! &rr!#t tra#sform!rs a# -o)ta4! tra#sform!rs sa)) m!!t t! r!B&ir!m!#ts as *!r t!r!)!-a#t sta#ars% W!r! a omi#! CT>PT it is *ro-i!, t! a&ra. sa)) ! ass*!ifi! !r r!)!-a#t IS%

$9%9 Mi#im&m a!*ta)! s*!ifiatio# ar! !#)os! at fo))o'i#4 A##!&r!s8

$ C&rr!#t Tra#sform!rs A##!&r!/5 A

5 CVTs A##!&r!/5 7

; Si#4)! Pas! 552 @ $;5 V VTs A##!&r!/5 C

6 ;; V @ $$ V VTs A##!&r!/5 D

9 ;; V CTPT S!ts A##!&r!/5 E

16. 'ini-u- ec#nical Re,uire-ent for Re-ote rans-ittin% nit0R

$3%$ Fo))o'i#4 ata (i#sta#ta#!o&s s.st!m *aram!t!rs" sa)) ! ma! a-ai)a)! tro&4tra#s&!rs a# RTUs from s!)!t! i#i-i&a) statio#s to s&/)oa !s*at !#tr! a#)oa !s*at !#tr! o#ti#&o&s).%

(a" MW (Im*ort>!*ort"%(" MVAr (La4 *)&s )!a"%

(" Vo)ta4!%

(" C&rr!#t%

(!" Fr!B&!#.%

(f" T! stat&s of -ario&s iso)ators, ir&it r!a!rs a# tra#sform!r ta* *ositio#s%

$3%5 W!r!-!r m!t!rs a-! t! a*ai)it. of tra#smitti#4 -ario&s *aram!t!rs to SLDC > s&LDC i#!*!#!#t RTUs @ Tra#s&!rs ma. #ot ! *ro-i! a# m!t!rs at s&)oatio#s a# &!) ftio# of M!t!ri#4 as '!)) as RTU%

a% T! a&ra. of t! tra#s&!rs sa)) ! 2%5K of s*a#%


A*ri) 5226


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% T! tra#s&!rs a# RTUs sa)) o#form to r!)!-a#t i#t!r#atio#a) > #atio#a)sta#ars%

% T! tra#s&!rs sa)) ! ; *as! 6 'ir! t.*! for MW a# MVAr m!as&r!m!#t*&r*os!s%

$3%; Si#4)! tra#s&!r 4i-i#4 o&t*&t of MW, MVAr, -o)ta4!, fr!B&!#. a# am*!r! sa)) !

*r!f!rr! i# *)a! of i#i-i&a) tra#s&!rs for !a m!t!ri#4 *oi#t% T! tra#s&!rssa)) ! o##!t! to 2%5 )ass CTs a# VTs a# o&s! i#si! t! m!t!r o of t!! m!t!r m!a#t for m!t!ri#4 *&r*os!%

$3%6 Si#! t! ao-! m!t!ri#4 s!m! is for omm!ria) m!t!ri#4 *&r*os! t!r!for! t!om*)!t! CT 'iri#4 i#)&i#4 !#!r4. m!t!r, m!t!r t!st t!rmi#a) )o a# tra#s&!rssa)) ! o&s! i# t! m!t!ri#4 &i)! 'i sa)) ! !*t s!a)!% T! o&t*&t of t!tra#s&!rs sa)) ! o##!t! to RTU tro&4 sr!!#! si4#a) a)!% T! RTUs sa)) !)oat! i# t! PLCC room% T! si+! of t! CT @ VT a)! to t! tra#s&!r sa)) !sam! as tat *ro-i! i# t! m!t!ri#4 ir&it%

$3%9 T! -ario&s ata o))!t! . tra#s&!rs a# f! to RTU sa)) ! *ro!ss! i# t! RTUa# o&t*&t 'i)) ! *ro-i! i# i4ita) t!)!4ra*i form% Tra#smissio# of t!s! ata to t!)oa !s*at !#tr! a# ! tro&4 a#. of t! i#formatio# )i# )i! Raio fr!B&!#.,

PLCC (Po'!r Li#! Carri!r Commiatio#", PSTN (P&)i S'it! T!)!*o#!N!t'or", VSAT, Moi)! a# ot!r m!a#s of T!)!m!t!ri#4 )i! *ri-at! #!t'or of AssamGrio or )o' *o'!r raio% T! ata sa)) ! a4ai# *ro!ss! at )oa !s*at !# i#Data Co#!#trator U#it a# o#-!rt! to a#a)o4 ata a# is*)a.! o# t! mo#itorsr!!#% T! RTU sa)) ! &ti)i+! for mo#itori#4 a# a)so for r!mot! o#tro) of f!!!rs >

r!a!rs )oat! at r!mot! s&/statio#s%

$3%3 T! s&**)i!r so&) ma! format>*rotoo) of ata r!tri!-a) @ ata t!)! #o'# to o'#!r%

1!. estin% Arran%e-ent

$0%$ T'o t.*!s of t!st fai)iti!s sa)) ! a-ai)a)!8

(a) A&tomati m!t!r t!st !# 'it i4 a&ra., stati so&r! a# 2%25S )ass !)!tro#ir!f!r!#! sta#ar m!t!r (RS M!t!r" sa)) ! &s! for t!sti#4 a# a)iratio# of m!t!rs%M!t!r T!sti#4 Laoratori!s &). !B&i**! 'it t!sti#4 !#!s a# ot!r !B&i*m!#tssa)) ! !sta)is! at s&ita)! )oatio#s for t!sti#4 a# a)iratio# of m!t!rs . AssamGrio% T! M!t!r T!sti#4 !#!s 'it 2%25/)ass r!f!r!#! sta#ar sa)) a)so ! &s!for !i#4 a# a)iratio# of *orta)! t!sti#4 !B&i*m!#ts%

(b) Porta)! t!st s!t 'it stati so&r! a# !)!tro#i r!f!r!#! m!t!r of 2%$ )ass sa)) !&s! for -!rifiatio# a# oi#t t!sti#4 of a&ra. of stati tri/-!tor m!t!rs at sit! o#r!4&)ar>ro&ti#! asis%

$0%5 S!*arat! t!st t!rmi#a) )os for t!sti#4 of mai# a# ! m!t!rs sa)) ! *ro-i! so

tat '!# o#! m!t!r is !r t!sti#4, t! ot!r m!t!r o#ti#&!s to r!or at&a) !#!r4.&ri#4 t!sti#4 *!rio% W!r! o#). o#!>mai# m!t!r !ists, a# aitio#a) m!t!r sa)) ! *&ti# ir&it to r!or !#!r4. &ri#4 t! t!sti#4 *!rio of t! mai# m!t!r so tat 'i)! t!mai# m!t!r is !r t!sti#4, t! ot!r m!t!r a# r!or !#!r4. &ri#4 t! *!rio of m!t!r!r t!sti#4%

1$. 'eter Readin% ata /ollection and ata o"nloadin%

$1%$ T! Assam Grio a# o#!r#! G!#!rati#4 Com*a#i!s >Distri&tio# Li!#s!!s sa))oi#t). r!a t! m!t!rs tro&4 t!ir a&tori+! r!*r!s!#tati-!s o# $st of !-!r. mo#t at$5%22 Hrs% > r!tri!-! m!t!r r!ai#4 ata &si#4 CMRI% W!r!-!r m!t!rs ar! i# *ositio# or

i# o*!ratio# t! t!)!/m!t!r! ata sa)) ! r!tri!-! from t! o*tia) ommiatio# *ortof t! m!t!r%

M!t!ri#4 Co! for Assam Gri Pa4! $a)irat! o# a)) )oas a# *o'!r fators as *!r r!)!-a#t sta#ars tro&4stati *a#tom )oa%


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21. Sealin%

5$%$ Tariff m!t!ri#4 s.st!ms sa)) ! oi#t). s!a)! . t! a&tori+! r!*r!s!#tati-!s of t!o#!r#! *arti!s as *!r t! *ro!&r! a4r!! &*o#%

5$%5 No s!a), a**)i! *&rs&a#t to tis m!t!ri#4 o!, sa)) ! ro!# or r!mo-! !!*t i# t!*r!s!#! of or 'it t! *rior o#s!#t of t! a4!#. affii#4 t! s!a) or o# 'os! !a)ft! s!a) as !!# affi! )!ss it is #!!ssar. to o so i# ir&msta#!s '!r! (i" otmai# a# ! m!t!rs ar! ma)ftio#i#4 or t!r! o&rs a fir! or simi)ar a+ar a#s& r!mo-a) is !ss!#tia) a# s& o#s!#t a# #ot ! otai#! imm!iat!). (ii" s&atio# is r!B&ir! for t! *&r*os! of att!#i#4 to t! m!t!r fai)&r!% I# s&ir&msta#!s, -!ra) o#s!#t sa)) ! 4i-!# imm!iat!). a# it m&st ! o#firm! i#'riti#4 fort'it%

5$%; Ea *art. sa)) o#tro) t! iss&! of its o'# s!a)s a# s!a)i#4 *)i!rs, a# sa)) !!**ro*!r r!4ist!r>r!or of a)) s& *)i!rs a# t! a&tori+! *!rso#s to 'om t!s! ar!

iss&!%5$%6 S!a)i#4 of t! m!t!ri#4 s.st!m sa)) ! arri! o&t i# s& a ma##!r so as #ot to am*!r

o'#)oai#4 of t! ata from t! m!t!r &si#4 CMRI or a r!mot! m!t!r r!ai#4 s.st!m%

22. Assess-ent of consu-ption of defective andor stuc78up -eter

55%$ W!#!-!r a m!t!r 4o!s !f!ti-!, t! o#s&m*tio# r!or! . t! ! m!t!r > a&*m!t!r > s!o#ar. a&* (i%!% r!!i-i#4 !# m!t!rs" sa)) ! r!f!rr!% T! !tai)s of t!ma)ftio#i#4 a)o#4 'it at! a# tim! a# s#a*s sot *aram!t!rs a)o#4 'it )oas&r-!. sa)) ! r!tri!-! from t! mai# m!t!r% T! !at #at&r! of t! ma)/ftio#i#4

sa)) ! ro&4t o&t aft!r a#a).+i#4 t! ata so r!tri!-! a# t! o#s&m*tio# > )oss!sr!or! . t! mai# m!t!r sa)) ! ass!ss! aori#4).% If mai# as '!)) as a &*m!t!ri#4 s.st!ms !om! !f!ti-!, t! ass!ssm!#t of !#!r4. o#s&m*tio# for t!o&ta4! *!rio sa)) ! o#! from t! a&* m!t!rs . t! o#!r#! *arti!s as m&t&a)).a4r!! or at t! )!-!) of M!t!ri#4 Committ!!%

55%5 If mai# as '!)) as ! m!t!ri#4 s.st!ms !om! !f!ti-!, t! ass!ssm!#t of !#!r4.o#s&m*tio# for t! o&ta4! *!rio sa)) ! o#! . t! o#!r#! *arti!s as m&t&a)).a4r!! or at t! )!-!) of M!t!ri#4 Co! Committ!!%

23. Replace-ent of efective or Stuc78up 'eterD!f!ti-! or st&/&* m!t!r sa)) ! r!*)a! as soo# as *ossi)!% T! o'#!r of t!m!t!r sa)) mai#tai# s*ar! i#-!#tor. of m!t!rs i# s&ffii!#t B&a#tit., so tat o'# tim! ismi#imi+!%

24. Interface 'eterin% Arran%e-ent

56%$ T! m!t!ri#4 s.st!m sa)) om*ris! of mai#, !, a&* a# s!o#ar. a&*m!t!rs% I# t! !-!#t of mai# m!t!r !omi#4 !f!ti-! t! or!r of *r!!!#! for i))i#4sa)) ! (a" mai# (" ! (" a&* (" s!o#ar. a&*%

56%5 G!#!rati#4 Statio#s8

M!t!ri#4 Co! for Assam Gri Pa4! 5$

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56%5%$ M!t!rs sa)) ! i#sta))! o# !a G!#!rator t!rmi#a), at !a U#it A&i)iar.Tra#sform!r (UAT", a# a)) o&t4oi#4 f!!!rs at G!#!rati#4 Statio#s to 'or o&t!#!r4. 4!#!rat! a# #!t !#!r4. !)i-!r! . t! *o'!r statio# i# t! 4ri%

56%5%5 For m!as&r!m!#t of !#!r4. s&**)i! . maor 4!#!rati#4 statio#s 'iti# t!

stat!, m!t!rs sa)) ! *ro-i! o# !a o&t4oi#4 f!!!r at t! *o'!r statio#!si4#at! as mai# m!t!r for i))i#4 *&r*os! as *!r omm!ria) a4r!!m!#t a#>orGri Co! Co##!ti-it. Co#itio#s%

56%5%; M!t!rs sa)) a)so ! *ro-i! o# t! ot!r !# of EHV f!!!rs to s!r-! ass!o#ar. a/&* m!t!r% M!t!rs o# !a 4!#!rator a# !a a&i)iar.tra#sform!r sa)) 'or as a&* m!t!rs% T! o#s&m*tio# r!or! . mai#m!t!r sa)) ! om*ar! 'it t! o#s&m*tio# r!or! . s!o#ar. a&*m!t!r o# EHV f!!!r to 'or o&t tra#smissio# )oss!s as '!)) as to mo#itor t!orr!t ftio#i#4 of ot m!t!rs%

56%; I#t!rstat! Tra#smissio# a# I#t!r/R!4io#a) Tra#smissio# S.st!m856%;%$ M!t!ri#4 arra#4!m!#t for I#t!r/Stat! Tra#smissio# Li#!s a# for I#t!r/R!4io#a)

Tra#smissio# S.st!m sa)) ! 4o-!r#! . IEGC% S*!ia) E#!r4. M!t!rs (SEM"a*a)! of tim!/iff!r!#tiat! m!as&r!m!#t ($9 mi#&t!s" of ati-! !#!r4. a#-o)ta4! iff!r!#tiat! m!as&r!m!#t of r!ati-! !#!r4. as s*!ifi! .CTU>NERLDC sa)) ! *ro-i! o# i#t!rstat! a# i#t!r/r!4io#a) tra#smissio#)i#!s% Assam Grio sa)) om*). 'it r!B&ir!m!#t for i#sta))atio#, m!t!r r!ai#4@ o'#)oai#4 a# ommiatio# of r!ai#4s of S*!ia) E#!r4. M!t!rs (SEM"to NERLDC as *!r o*!rati#4 *ro!&r! of NERLDC% Assam Grio ma. i#sta))its o'# C! M!t!rs at i#t!r/stat!>i#t!r/r!4io#a) tra#smissio# )i#!s at t!

*!ri*!r. of Assam Stat! Tra#smissio# S.st!m%

56%6 S*!ia) r!B&ir!m!#t

T! ao-! m!t!rs *ro-i! o# i#t!rstat!>i#t!r/r!4io#a) tra#smissio# )i#!s, a# o# t! )i#!so##!t! to maor 4!#!rati#4 statio#s 'iti# t! stat! sa)) a-! fo))o'i#4 fai)iti!s8

(a) M!t!ri#4 !B&i*m!#t sa)) a-! !t!r#a) > i#t!r#a) mo!m so as to ! a*a)! ofr!mot! tra#smissio# of a)) ata a-ai)a)! i# t! m!t!r m!mor. tro&4 a#. of t!i#formatio# )i# -i+% raio fr!B&!#., P&)i S'it! T!)!*o#! N!t'or (PSTN",Po'!r Li#! Carri!r Commiatio# (PLCC" )i#!s, V/SAT N!t'or, Moi)! a#ot!r m!a#s of t!)!m!tr. )i! *ri-at! #!t'or of Assam Grio or )o' *o'!r raio.

(b) T! m!t!ri#4 !B&i*m!#t sa)) ! of ra' o&t t.*! mo&)ar m!t!ri#4 its 'itfai)it. of a&tomati CT sort/ir&iti#4% M!t!r moti#4 sa)) ! *ro!tio# t.*!or ra t.*! as *!r s*a! a# sit! r!B&ir!m!#t%

(c) T! m!t!rs sa)) ! a*a)! of *o'!r! &* 'it 5;2V, AC a&i)iar. s&**). a#$$2V or 552V DC s&**). of s&/statio# so tat m!t!ri#4 or!s VT is #!-!r )oa!%T! m!t!r 'i)) #orma)). ! *o'!r! &* . AC a&i)iar. s&**). a# 'i)) !s'it! o-!r to DC s&**). o#). '!# AC a&i)iar. s&**). fai)s%

() T! m!t!r sa)) ! a*a)! of ata tra#smissio# to RTUs as '!)) I#t!))i4!#tE)!tro#i D!-i! (IED"% T! format > *rotoo) of ommiatio# for ata r!tri!-a)a# ata t!)! so&) ! ma! #o'# to o'#!r of m!t!r . t! o#!r#! m!t!r

s&**)i!r%56%9 M!t!ri#4 !t'!!# Assam Grio/Distri&tio# Li!#s!!8


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(a" For m!as&r!m!#t of *o'!r !)i-!r! . Assam Grio to Distri&tio#Li!#s!!, m!t!ri#4 sa)) ! *ro-i! o# t! LV si! of EHV Po'!r Tra#sform!r i%!%;;V si! of $;5>;;V a# ;; V si! a# $$ V si! of $;5>;;>$$ V a# $$Vsi! of $;5>$$V tra#sform!rs i#sta))! i# EHV s&/statio#s%

O*!ratio#a) m!t!rs sa)) a)so ! *ro-i! o# a)) o&t4oi#4 ;;V a# $$V f!!!rs asa/&* m!t!r for !#!r4. a&it o# f!!!r a# r!o#i)iatio# of !#!r4. 'it r!s*!t to!#!r4. m!as&r! o# LV si! of EHV Po'!r Tra#sform!r%

(" I# as! of EHV i#&stria) a# oi) a# mi#i#4, t!a *)a#tatio# a# ot!ro#s&m!rs ir!t). f! from 552V or $;5V s&/statio#s, tariff m!t!ri#4 sa)) !

*ro-i! o# o&t4oi#4 f!!!r !ma#ati#4 from EHV s&/statio#%

56%3 M!t!ri#4 !t'!!# t'o Distri&tio# Li!#s!!8

T! !#!r4. m!t!ri#4 sa)) ! *ro-i! at s& *oi#ts of t! *o'!r )i#!s o##!ti#4 a#.

t'o Distri&tio# S.st!ms o'#! . iff!r!#t Distri&tio# Li!#s!!s so tat t! m!as&r!!#!r4. 4i-!s orr!t m!as&r!m!#t of o#s&m*tio# . !it!r Distri&tio# Li!#s!!%

If i#sta))atio# of m!t!ri#4 at s& *oi#t is #ot f!asi)!, it sa)) ! *ro-i! at #!ar!st s&/statio# f!!i#4 ot!r Distri&tio# S.st!m% I# s& as!, !#!r4. aoti#4 ma. ! i#

*ro*ortio# to i#sta))! a*ait. of Distri&tio# Tra#sform!rs o# t! )i#! or as a4r!!m&t&a)).%

56%0 S&/statio# A&i)iar. Co#s&m*tio# M!t!ri#48

T! Assam Grio s&/statio#s a&i)iar. o#s&m*tio# sa)) ! r!or! o# LV si! of

statio# a&i)iar. tra#sform!rs% If s& tra#sform!r(s" is f!!i#4 ot!r )oa) )oa (o)o#.B&art!rs, str!!t)i4ts !t%" a*art from s&/statio# a&i)iar. )oa, s!*arat! m!t!ri#4 sa))! *ro-i! o# i#i-i&a) f!!!rs%

56%1 O*!# a!ss Us!r8

T! ir!t o*!# a!ss o#s&m!rs o##!t! to NE r!4io#a) tra#smissio# s.st!m sa))*ro-i! s*!ia) E#!r4. M!t!rs% T! !m!! o*!# a!ss o#s&m!rs 'iti# t! i#traStat! Tra#smissio# S.st!m sa)) a)so *ro-i! s*!ia) E#!r4. M!t!rs ot at t! *oi#t ofi#tio# a# *oi#t of ra'a) of s&**).% S*!ia) E#!r4. M!t!rs (SEM" sa)) ! a*a)!of tim!/iff!r!#tiat! m!as&r!m!#t ($9 mi#&t!s" of ati-! !#!r4. a# -o)ta4!iff!r!#tiat! m!as&r!m!#t of r!ati-! !#!r4. as s*!ifi! . CTU>NERLDC%

T! Distri&tio# )i!#s!! ma. *ro-i! C! M!t!rs of t! sam! s*!ifiatio# as Mai#M!t!rs%

56%< O*!ratio#a) M!t!ri#48

O*!ratio#a) m!t!ri#4 sa)) ! sit! '!r!-!r r!aso#a). r!B&ir! . AssamGrio>G!#!rati#4 Com*a#i!s for a**)iatio#s ot!r ta# tariff m!t!ri#4%

25. A9 "o :art and o ariff /apability

59%$ T! A7T om*)ia#t m!t!r 'i)) a-! *ro-isio# to om*&t! a# stor! a-!ra4! ati-! a#r!ati-! !#!r4. a# )oa ata 'it r!s*!t to s.st!m fr!B&!#. a# t! i#t!4ratio# of t!

M!t!ri#4 Co! for Assam Gri Pa4! 5;

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ata i%!% a-!ra4! W @ Var, a# a-!ra4! fr!B&!#. for $9 mi#&t!s )o 'i)) !a-ai)a)! i# !a m!t!r%

59%5 M!t!rs sa)) a)so a-! r!ati-! i4 a# r!ati-! )o' -o)t/am*!r! o&r r!4ist!rs for tota)ra'), i4 @ )o' s.st!m -o)ta4! ra')% T! Distri&tio# Li!#s!! 'is! s&mmatio# of

W, W, PF, !ma# s!&)! i#t!ra#4!> s!&)! i#t!ra#4! 'i)) ! o#! att! mai# om*&t!r statio# *ro-i! at !#tra) i))i#4 statio# or at Loa D!s*at C!#tr!%

59%; T! m!t!ri#4 arra#4!m!#t for r!ori#4 Distri&tio# Li!#s!! o#s&m*tio#>*o'!r i#*&ti# is ar!a of s&**). sa)) o#sist of fo))o'i#48

(a" Fr!B&!#. as! A7T om*)ia#t m!t!rs sa)) ! *ro-i! o# 552 V > $;5 V )i#!sf!!i#4 !a Distri&tio# Li!#s!! ar!a of s&**).% T! ftio# of t!s! m!t!rs 'i))

! as !r8

($" To m!as&r! Distri&tio# Li!#s!! /'is! s!&)! a# s!&)! i#t!ra#4! of

!#!r4.%(5" To mo#itor a# m!as&r! Distri&tio# Li!#s!!/'is! W>VAr, VA !ma#,

o&r). *o'!r fator a# MVAr f)o' i#)&i#4 MVAr !a#4! ao-! $2;K a#!)o'


25/30

(!" O#! m!m!r from Po'!r Gri Cor*oratio# of I#ia (PGCIL" r!*r!s!#ti#4NERLDC%

(f" O#! M!m!r from IPPs (ftio#i#4" o##!t! to t! stat! tra#smissio#s.st!m%

(4" O#! m!m!r r!*r!s!#ti#4 O*!# A!ss Co#s&m!rs for stat! tra#smissio#s.st!m%

53%; T! r&)!s to ! fo))o'! . t! Committ!! i# o#&ti#4 t!ir &si#!ss sa)) !form&)at! . t! Committ!! t!ms!)-!s a# sa)) ! a**ro-! . Gri Co! R!-i!'Committ!!% T! Committ!! sa)) m!!t at )!ast o#! i# si (3" mo#ts a# o#&t t!fo))o'i#4 ftio#s8

(a" To !!* M!t!ri#4 Co! a# its 'ori#4 !r sr&ti#. a# r!-i!'%

(" To o#si!r a)) r!B&!sts for am!#m!#t to t! M!t!ri#4 Co! 'i a#. &s!rma!s%

(" To *&)is r!omm!#atio#s for a#4!s to t! M!t!ri#4 Co! to4!t!r 'it t!r!aso# for t! a#4! a# a#. o!tio# if a**)ia)!%

(" To iss&! 4&ia#! o# t! i#t!r*r!tatio# a# im*)!m!#tatio# of t! M!t!ri#4 Co!%

2!. 'ec#anis- for ispute Resolution

A#. is*&t!s r!)ati#4 to i#t!r/&ti)it. m!t!ri#4 !t'!!# Assam Grio a# a#. G!#!rati#4Com*a#.>Distri&tio# Li!#s!!s>Us!rs sa)) ! s!tt)! i# aora#! 'it *ro!&r!s4i-!# i# Assam Gri Co!% T! is*&t! r!)ati#4 to i))i#4 a# s!tt)!m!#t amo#4 t!!#titi!s sa)) ! r!so)-! !r r!)!-a#t a4r!!m!#ts )i! Po'!r P&ras! A4r!!m!#ts(PPA" !t%

2$. yna-ic /ode

T! M!t!ri#4 Co! r!B&ir!s r!-i!' a# &*atio# from tim! to tim! i# -i!' ofo#ti#&o&s). a# fast a#4i#4 m!t!ri#4 a# ommiatio# t!#o)o4. a# for #!'

omm!ria) a4r!!m!#ts a# tariff, i#&str. str&t&r!% A)) a#4!s a# r!-isio# i# t!M!t!ri#4 Co! sa)) ! is&ss! i# M!t!ri#4 Co! Committ!! a# a**ro-! . t!Commissio#%


A*ri) 5226


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27/30

ANNE2URE.&!

MINIMUM ACCE"TA!LE S"ECIFICATIONS FOR

E7V CA"ACITOR VOLTAGE TRANSFORMERS 3CVT4 FOR METERING

Sr$

No$

"articulars 56&0V &&'0V

5$ Nomi#a) S.st!m Vo)ta4! (V rms" $;5 5525% Hi4!st S.st!m Vo)ta4! (V rms" $69 569;% R!f!r!#! Sta#ar IS ;$93 'it )at!st am!#m!#ts6% Rat! Ca*aita#! (*F" 6622 *F 'it to)!ra#! $2K a# /9K9% For )o' -o)ta4! t!rmi#a) o-!r

!#tir! arri!r fr!B&!#.(a" Stra. Ca*aita#! Sa)) #ot !!! 522 *F(" Stra. Co#&ta#! Sa)) #ot !!! 52 miro si!m!#s

3% (a" Hi4 fr!B&!#. a*aita#! for!#tir! arri!r fr!B&!#. ra#4!

Witi# 12K to $92K of rat! a*aita#!

(" EB&i-a)!#t S!ri!s R!sista#!o-!r t! !#tir! fr!B&!#. ra#4!

L!ss ta# 62 oms

0% No% of S!o#ar. Wi#i#4s for*ot!#tia) m!as&r!m!#t !-i!s

T'o T'o

1% Sta#ar Vo)ta4! Ratio(a" Wi#i#4/I $;5V>; > $$2V>; 552V>; > $$2V>;(" Wi#i#4/II $;5V>; > $$2V>; 552V>; > $$2V>;


28/30

ANNE2URE.&C

MINIMUM ACCE"TA!LE S"ECIFICATIONS OF

E7V "OTENTIAL TRANSFORMERS FOR METERING

Sr$

No$

"articulars 56&0V &&'0V

5$ Nomi#a) S.st!m Vo)ta4! (V rms" $;5 5525% Hi4!st S.st!m Vo)ta4! (V rms" $69 569;% R!f!r!#! Sta#ar IS ;$93 'it )at!st am!#m!#ts6% No% of S!o#ar. Wi#i#4s for

*ot!#tia) m!as&r!m!#t !-i!sT'o T'o

9% Sta#ar Vo)ta4! Ratio(a" Wi#i#4/I $;5V>; > $$2V>; 552V>; > $$2V>;(" Wi#i#4/II $;5V>; > $$2V>; 552V>; > $$2V>;

3% Rat! S!o#ar. 7&r!# (VA"(a" Wi#i#4/I 92 92(" Wi#i#4/II 92 92

0% A&ra. C)ass(a" Wi#i#4/I 2%9(" Wi#i#4/II 2%9

1% Rat! Vo)ta4! Fator a# D&ratio#(a" Wi#i#4/I $%5 o#ti#&o&s a# $%9 for ;2 s!o#s(" Wi#i#4/II $%5 o#ti#&o&s a# $%9 for ;2 s!o#s


29/30

ANNE2URE.&D

MINIMUM ACCE"TA!LE S"ECIFICATIONS OF DEDICATED

7V "OTENTIAL TRANSFORMERS 3"T4 FOR METERING

Sr$

No$

"articulars 660V 550V

5$ Nomi#a) S.st!m Vo)ta4! (V rms" ;; $$5% Hi4!st S.st!m Vo)ta4! (V rms" ;3 $5;% R!f!r!#! Sta#ar IS ;$93 'it )at!st am!#m!#ts6% No% of S!o#ar. Wi#i#4s for

*ot!#tia) m!as&r!m!#t !-i!sT'o T'o

9% Sta#ar Vo)ta4! Ratio (for ot'i#i#4s"

;;V>; > $$2V>; $$V>; > $$2V>;

3% Rat! S!o#ar. 7&r!# (VA" *!r'i#i#4

92 92

0% A&ra. C)ass (At $2K to $22Kof rat! VA &r!#"

2%9 2%9

1% Rat! Vo)ta4! Fator a# D&ratio# $%5 o#ti#&o&s a# $%9 for ;2 s!o#s


Metering Code for Assam Grid ver1.1.doc

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