Salient Features of CERC Order Regulations l

Salient Features of CERC Order / Regulations l Open Access customers categorized : Short-Term STOA - Upto Three Months. Medium –Term MTO - 3 months - Three years Long-Term LTOA - 12 - 25 years l All Open Access customers to abide by Indian Electricity Grid Code.

INTRODUCTION Open Access is necessary for utilisation of short time surpluses. v Open Access will create options for distribution companies to buy power. v Open Access will create opportunities for Generators to sell power. v Open Access will provide means to the traders/buyers/sellers. v

Agencies involved in Open Access Transaction RLDC (s) n SLDC (s) n CTU n STU (s) n Buyer n Seller n Trader n

Trader seller Buyer

Trader Region 1 RLDC SLDC 1 tion lica -) pp A 00/ s. 50 (R Req f or C ons ent Region 2 Nodal RLDC SLDC 2

Trader Region 1 Region 2 Consent SLDC 1 RLDC Con sent SLDC 2 Nodal RLDC Consent

Trader Region 1 SLDC 1 RLDC Region 2 Acceptance for scheduling Nodal RLDC SLDC 2

Trader Region 1 Region 2 a Sto s rge RLDC a ch SLDC 1 SLDC 2 Nodal RLDC

Trader Scheduling of power RLDC SLDC 1 Nodal RLDC SLDC 2

Type of Application (ADV/FCFS/SD/DA) TRADER /APPLICANT Name Application No. & Date INJECTING Utility DRAWEE Utility Period of transaction FROM Date TO Date TIME duration Quantity Applied ROUTE Intervening States/ Region

ER STOA TRANSACTIONS WBSEB WHEELING TNEB T OR P EX INTRA SR KSEB RGCCPP IM PO MPSEB RT WR

STOA CHARGES ERTS (up to Jun’ 11) SLDC WBSEB WRTS RLDC MPSEB RLDC SRTS TNE B CTU SLDC KSEB RGCCPP STU

J&k NRTS ERTS RLDC WRTS RLDC MPSEB SRTS POC Charges AP KSEB WB

J&k 1 OOMW ER NR 1 OOMW WR 1 OOMW MPSEB 1 OOMW SR AP 1 OOMW POC Charges KSEB WB

Import of APTRANSCO from various Regions HVDC BACK TO BACK AT VINDHYACHAL IN WR RAJASTHAN NR AJMER WB DVC ER WR HVDC BACK TO BACK AT BHADRWATHI IN WR SR HVDC BACK TO BACK AT GAZUWAKA IN SR

POC charges for Import by Aptransco from various locations NR RAJASTHAN NR DVC WB ER POC CHARGES (Rs/MWH) Inj. WR Withdrawal RAJASTAN 100 DVC 140 100 CSPTCL 140 100 KERALA 110 APTRANSCO 150 CSPTCL-WR 150 110 ER SR APTRANSCO SR LA RA KE POC

POC Transmission Losses for the Import by Aptransco NR 2. 72% RAJASTHAN NR DVC WB ER POC losses (Zonal) applicable RAJASTAN DVC 1. 20% CSPTCL 2. 00% APTRANSCO 3. 80% 2. 20% KERALA WR 1. 03% 2. 30% 2. 40% CSPTCL-WR ER LA RA KE SR 4. 6% APTRANSCO SR POC charges. . nrc

Import of 100 MW by Aptransco NR 2. 72% RAJASTHAN NR DVC WB ER POC / STOA CHARGES(Rs) RAJASTAN DVC 18000000 / 30351800 CSPTCL 3. 80% 18000000 / 44031800 KERALA WR 15120000 / 21711800 2. 40% 15840000 / 22311800 CSPTCL-WR ER LA RA KE SR 4. 6% APTRANSCO SR POC/ STOA charges. . nrc