Salient Features of CERC Order / Regulations

Open Access customers categorized :

Short Term STOA : Up to Three Months.Medium Term MTOA : 3 months - Three yearsLong-Term LTA : 12- 25 years

All Open Access customers to abide by Indian Electricity Grid Code.

INTRODUCTION Open Access is necessary for utilisation of

short time surpluses. Open Access will create options for

distribution companies to buy power. Open Access will create opportunities for

Generators to sell power. Open Access will provide means to the

traders/buyers/sellers.

Agencies involved in Open Access Transaction

RLDC (s) SLDC (s) CTU STU (s) Buyer Seller Trader

seller

Applicant

Buyer

Applicant

Region 2

Region 1

RLDC

Nodal Agency

Applicat

ion

Req for Consent

SLDC2

SLDC1

SellerBuyer

Applicant

Region 2Region 1

RLDC

Nodal Agency

SLDC1

SLDC2

Consent

Consent

Consent

Applicant

Region 2Region 1

RLDC

Nodal Agency

SLDC1

SLDC2

Acceptance for scheduling

Applicant

Region 2Region 1

RLDC

Nodal Agency

SLDC1

SLDC2S

toa charges

Applicant

RLDCNodal RLDC

SLDC1 SLDC2

Scheduling of power

Period of transaction FROM Date TO Date

TRADER /APPLICANT Name

INJECTING Utility

DRAWEE Utility

Application No. & Date

TIME duration

Applied ROUTE

Quantity

Intervening States/ Region

Type of Application (ADV/FCFS/SD/DA)

SR

ER

KSEB

RGCCPP

WBSEB

TNEB

INTR

A

WR

MPSEB

IMPO

RT

EXPO

RT

WHEELING

STOA TRANSACTIONS

SRTS

ERTS

KSEB

WBSEB

RGCCPP

TNEB

WRTS

MPSEB

STOA CHARGES

(up to Jun’11)

RLDC

RLDC

RLDC

SLDC

SLDC

CTU

STU

ERTS

WRTS

POC Charges

RLDC

NRTS

SRTS

KSEB

MPSEB

RLDC

AP

J&k

RLDC

WB

ER

WR

POC Charges

NR

SR

KSEB

MPSEB

AP

J&k

WB

1OOMW

1OOMW

1OOMW

1OOMW

1OOMW

WB

SR HVDC BACK TO BACK AT GAZUWAKA IN SR

ER

NR

WR

RAJASTHAN

AJMER

HVDC BACK TO BACK AT BHADRWATHI IN WR

HVDC BACK TO BACK AT VINDHYACHAL IN WR

Import of APTRANSCO from various RegionsImport of APTRANSCO from various Regions

DVC

POC CHARGES (Rs/MWH)

Inj. Withdrawal

RAJASTAN 100 150

DVC 140 100

CSPTCL 140 100

KERALA 110 110

APTRANSCO 150 110

WB

APTRANSCO SR

ER

NR

CSPTCL-WR

RAJASTHAN NR

POC charges for Import by Aptransco from various locations

DVC ER

KE

RA

LA

WR

SR

POC

POC losses (Zonal) applicable

RAJASTAN 1.03%

DVC 1.20%

CSPTCL 2.20%

KERALA 2.00%

APTRANSCO 2.30%

WB

APTRANSCO SR

ER

NR

CSPTCL-WR

RAJASTHAN NR

POC Transmission Losses for the Import by Aptransco

DVC ER

KE

RA

LA

WR

SR

POC charges..\nrc

2.72%

2.40%3.80%

4.6%