Distribution Automation Overview Activities and Roadmap David G

Distribution Automation Overview, Activities, and Roadmap David G. Hart & Jay Park September 1, 1999 ABB Power T&D Company ABB

Overview - Automation t t DPU t • Automation is the ability to remotely monitor and control the network, collect information, and provide information in a useful manner to the end user t t t DPU t 2000 R ABB Power T&D Company ABB

Overview - Levels of Automation LEVEL 4 Off-Line Analysis t DPU t LEVEL 2 Communications 2000 R ABB t LEVEL 3 Real-Time Control t LEVEL 1 Intelligent Equipment PICKUP PHASE GROUND t REMOTE ENABLE GROUND BLOCK ALTERNATE PU ABB Power T&D Company l 0 C t t RECLOSE BLOCK STATUS t t SEF ENABLE PROG 1 PROG 2 ABB

Substation Automation • ABB Distribution Substation Solution t t t ABB t t DPU 2000 R t ABB t TPU 2000 R DPU 2000 R Power RICH System Micro. Shield OC t t PCD 2000 ABB Power T&D Company ABB

Substation Automation - Power RICH System • Provides graphical user interface for control, monitoring, and device settings • Utilizes standard local area network - MODBUS, MODBUS PLUS, DNP 3. 0 & 160 other protocols • Allows integration of digital protection/ control/ metering/ load profile using the 2000 series • Supports MODBUS & DNP 3. 0 with PCD 2000 ABB Power T&D Company ABB

Substation Automation - Applications • • • Interface to SCADA Control with Power RICH System Monitoring with Power RICH System Restoration of system following an outage etc. ABB Power T&D Company ABB

Automation - Benefits • Provides remote, immediate, status of the substations in the region • Power RICH System provides monitor & control of multiple vendors devices NOW & in the future • Personnel safety via remote control • One point of contact, ABB contact list • Advanced problem analysis with advanced ABB devices ABB Power T&D Company ABB

Feeder Automation • ABB Feeder Solution VR 3 S Recloser ABB Power T&D Company VS 3 S Switch ABB

15 -27 k. V Three Phase Automatic Recloser RATINGS Max. Voltage Cont. Current Int. Current BIL 110 15 k. V 15. 5 560/800 12/16 125 27 k. V 27 560/800 12. 5/16 170 ABB Power T&D Company 38 k. V 560/800 A 12. 5/16 k. A k. V ABB

Interrupting Unit Encapsulated vacuum Interrupters - low maintenance; 10, 000 loadbreak operations Heavy gauge cabinet Available in mild or stainless steel Mechanical trip for manual operation ABB Power T&D Company Integrated Sensors protected from the environment, designed to not saturate during fault conditions for fault information Recloser cable includes wires for 3 phase voltage transformer wiring Large easy to view Open/Close Indicators ABB

Mounting Arrangements • Substation Mounted • Pole Mounted ABB Power T&D Company ABB

PCD 2000 Recloser Control Features PCD 2000 -front panel PCD 2000 HMI - Human machine interface; password protected, easy to use PICKUP PHASE GROUND LOCKOUT REMOTE BLOCKED C t GROUND BLOCKED t ALT SETTINGS 1 ENTER t SEF BLOCKED t Push-button controls with indicating LED’s CLEAR t Fault indicating targets - highly visible, pickup, phase and ground trip and lockout lights LCD Display - backlit Displays metering vals and post fault information Optical communications port; RS-232 C RECLOSE BLOCKED Control status indication - uses self-checking diagnostics PROG 1 OPEN PROG 2 G-NORMAL R-FAIL ABB Power T&D Company CLOSE Open/Close push-buttons and position indicating light ABB

PCD 2000 - Advanced Protective Functions Under/Over Voltage control and alarming* – Very useful for detection of high side fuse operation/ single phasing condition – Also used for loop sectionalizing, voltage transfer – Allows time delayed load shedding Under/Over Frequency control and alarming* (1 phase or 3 phase) – Allows enhanced load shedding capability Directional specific overcurrent protection* – Allows for closed loop schemes Directional specific power flow control* – Allows for changing to alternate profile during backfeed condition Directional specific overcurrent protection* – Allows for closed loop schemes * Requires voltage inputs ABB Power T&D Company ABB

PCD 2000 Metering Accuracy of Volts and Amps to ± 1% Currents Magnitude and Angle for Ia, Ib, Ic, & In Positive, Negative, and Zero Sequence Voltages* Phase Magnitude and Angle Positive and Negative Sequence Watts* Kilowatts Per Phase Total Kilowatts for 3 -Phase Power Factor* For Wye VTs Frequency* Hertz Var-Hours* Kilovar-Hours Per Phase Kilovars for 3 -Phase Watt-Hours* Kilowatt-Hours Per Phase Kilowatts for 3 -Phase Vars* Kilovars Per Phase Total Kilovars for 3 -Phase ABB Power T&D Company * Requires Voltage Inputs ABB

PCD 2000 - Data records Load Profile – Up to 160 days of data – Records k. W, k. VAR & volts per phase Operation/Fault Records • 128 recloser operations • Fault duty accumulator for interrupters • Operation and trip counters • Fault records – Records detailed fault data for last 32 faults (including relay times, distance to fault) – Basic fault data for last 128 faults ABB Power T&D Company ABB

PCD 2000 - Advanced Data records Oscillographic capture – Valuable tool for analyzing post fault waveforms – Records total of 64 cycles per phase currents and voltages 8 distinct events Power Quality records per ANSI/IEEE 1159 Standard – Very powerful tool for pinpointing source of power quality problems – Records voltage sags, swells, Total Harmonic Distortion, Total Demand Distortion – Can use ANSI recommended voltage/duration thresholds or can be user specified – Holds up to 256 records ABB Power T&D Company ABB

PCD 2000 Communication Features • Open protocols, DNP 3. 0, Modbus ASCII & RTU included with each unit • Doesn’t require additional hardware for protocols • RS 232, RS 485, programmable I/O and optical port are all standard. Fiber port is optional • Fiber port is unsurpassed, fully regenerates signal, preventing signal attenuation • Software for the PCD 2000, Win. PCD, has dial up capability and an extensive control interface • Control Cabinet has plenty of room for a radio or modem, and a 12 V DC power supply is optional ABB Power T&D Company ABB

Soon to be released: • Single phase tripping – – – Very advantageous for residential loads Reduces affected customers by 2/3 rds Single or three phase lockout selection Option to block ground tripping after single phase trip/lockout Can change to three phase trip only based on KW demand threshold • Loop Scheme automatic reconfiguration (10/99) – Does not require communications between units or master – One control used for both main feeder and tie (or midpoint) reclosers – Has separate user interface with per phase voltage indication recloser status and override. ABB Power T&D Company ABB

SCD 2000 Switch Control Features SCD 2000 -Front Panel SCD 2000 HMI - Human machine interface; password protected, easy to use Phase A Phase B Phase C Ground REMOTE BLOCKED C t SECTIONALIZE BLOCKED t OPERATIONS COUNTER ENTER t SWITCH SELECT t Push-button controls with indicating LED’s CLEAR t Fault indicating targets - highly visible, pickup, phase and ground trip and lockout lights LCD Display - backlit Displays metering vals and post fault information Optical communications port; RS-232 C LED TEST Control status indication - uses self-checking diagnostics BATTERY TEST OPEN PROG 1 G-NORMAL R-FAIL ABB Power T&D Company CLOSE Open/Close push-buttons and position indicating light ABB

SCD 2000 - Control Functions Features: • Fault indication that utilizes currents or currents and voltages • Phase imbalance • Switch failure alarm • Number of operations • Sectionalizing function • Automatic source transfer ABB Power T&D Company ABB

Substation/Feeder Integration Power RICH System Communications Gateway ABB Power T&D Company ABB

DCD 2000 • DCD 2000 Communications Gateway Development Located in substation to link substation and feeder devices – Provides multiple master/slave operation in one integrated box – Provides interface to multiple applications â Port for Power RICH System â Port for existing SCADA RTU â MODEM for off-line applications being developed such as PQ – Provides interface to substation and field devices â RS-232 with handshaking for feeder long distance radio â RS-485 twisted pair to connect substation relays â fiber optic to connect yard equipment – Support standard protocols (MODBUS and DNP 3. 0) ABB Power T&D Company ABB

DCD 2000 Communications Gateway Substation t RS-485 t t DPU 2000 R ABB RS-232 t t t ABB DPU 2000 R Gateway t t t DPU 2000 R Real Time Control Leased Line Power RICH System t Remote RF Modem/232 Dial-Up t t Fiber Optic Feeder ABB Power T&D Company RS-232 Off-Line Applications Industrial PLC ABB

DCD 2000 Communications Gateway Power RICH System t t DPU 2000 R ABB PLC t SCADA t Twisted Pair t t DPU t t t DPU 2000 R ABB Fiber Feeder t t ABB t t t t 2000 R ABB t Radio t Substation ABB Power T&D Company Off-Line Applications ABB

Substation/Feeder Integration - Application • PLC monitors DPU 2000 to determine breaker is open, opens other side of fault, and restores power with tie switch t PLC t t DCD 2000 Gateway t t t DPU t 2000 R ABB t t DPU t 2000 R t t t t t ABB Power T&D Company ABB

Substation/Feeder Integration - Application • Power RICH System provides HMI and control • PQIS monitors key customers PQIS ABB t DPU 2000 R ABB t t t t ABB Power T&D Company t t t t t t ABB t t t DPU 2000 R t t t t ABB t t DPU 2000 R t t t Power RICH System ABB

Off-Line Applications • Provide utility with new off-line applications that utilize intelligence in equipment • Topics: PQ, load profile, fault location, etc. ABB Power T&D Company ABB

Off-Line Applications • Power Quality - Provide industrial account representative with PQ data on key customers from reclosers/switches, relays and meters h Use IEEE definitions h Easy to understand presentation h Distributed PC users in different departments h Local or corporate database (s) h Scalable number of monitoring devices h Data captured in relay/controller ABB Power T&D Company ABB

Demonstration PICKUP PHASE GROUND t REMOTE ENABLE GROUND BLOCK ALTERNATE PU PLC 0 PICKUP PHASE GROUND REMOTE ENABLE GROUND BLOCK ALTERNATE PU STATUS C t t RECLOSE BLOCK PROG 1 PROG 2 t SEF ENABLE t Phone Simulator l t Off-Line Application C t t RECLOSE BLOCK STATUS t t SEF ENABLE PROG 1 PROG 2 l 0 MDS Radio t ABB PCD 2000 REMOTE ENABLE PICKUP PHASE GROUND t t ALTERNATE PU REMOTE ENABLE GROUND BLOCK C ALTERNATE PU t t SEF ENABLE C RECLOSE BLOCK t t t PROG 1 PCD 2000 l t t PROG 2 STATUS 0 Power RICH System OC Relay t ABB Power T&D Company t Gateway Modbus over RS-485 t Modbus over RS-232 t DPU 2000 R ABB

Summary – – Family of products for substation and feeder automation Innovative new concepts being developed and tested ABB Power T&D Company ABB