April 2011 ezPAC SA320/330

SATEC 25 years of Innovation in measurement & management of Energy and Power Quality

RS232/422/485, Profibus, TCP/IP, Dialup modem, GPRS, RF Modbus RTU, ASCII, DNP3.0, Modbus/TCP, DNP3/TCP, IEC LAN eXpertpower™ Server (Pro Edition) Multi-Tenant Submetering Power Measurement Energy Efficiency & Cost Allocation Energy Management & Billing Asset Management Substation Automation Power Quality Analysis Fault Recording Revenue Metering Smart Grid & Demand Response Internet eXpertpower™ Server (SaaS)

ezPAC SA320/330 6-in-1 solution:  Revenue Metering  Power Quality  Distributed Fault Recorder  Sequence of Events (SoE)  Backup Protection Equipment  Devices Control

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Substation Automation  Relay Target Information –Get all of the information available from a digital relay without replacing the electromechanical one  Add-On Protective Relaying Backup –Under / over frequency relay –Automatic load shed & restore (0.01 Hz with adjustable time delay) –Reclosing relay –Multi-shot automatic reclosing –Synchro-check and LLDB/LBDL supervision –Permit / block reclose –Phase angle, slip frequency, LLDB/LBDL control –Time over-current relay backup –Back up prime TOC relay curve with up to 32 current magnitude and duration set-points  Various Communication protocols –Modbus –DNP3.0 –IEC 61850

Sequence of Events (SoE)  Four types of events: –digital input –relay output –Fault –Set-point  Each input point is programmable to be NO or NC  Programmable status words  Programmable De-bounce times msec  Up to 160 discrete inputs – wet or dry contacts

Fault Recorder  4 measured currents  IRIG-B time synchronization  Up to 20 minutes of continuous recording with 256 MB memory  Programmable fault thresholds and hysteresis  Up to 150 amps fault currents (30 x In)  Zero-sequence currents and voltages  Current and voltage unbalance  Under-voltage, neutral current  Ready-to-use fault reports—fault currents magnitude and duration, coincident volts magnitude, fault waveforms and RMS  Distance to fault calculation  Multi-feeder (up to 3) fault recorder  Waveforms from 2 separate locations (via PAS)

Power Quality Recorder  Class A IEC Power Quality analysis: –Sags/swells (dips/over-voltages), interruptions, frequency variations, Flicker, voltage unbalance, harmonic and inter-harmonic voltages  Programmable thresholds and hysteresis  Built-in EN50160 statistics & reports  Redundant auxiliary power supply for recording major dips & interruptions  Harmonics & inter-harmonics according to IEC  Directional power harmonics and power factor phasors  THD, TDD and K-Factors  Symmetrical components  Flicker measurement according to IEC  Selectable sampling rate up to 256 samples/cycle  Event recorder for logging internal diagnostic events, control events and I/O operations  Waveform & data recorder

Transient Recorder  Transient pulses as short as 20μs at 50 Hz (17μs at 60 Hz)  Up to 1024 samples per cycle  Amplitude relative to ground as per EN (4 channels)  Up to 2kV measurement, 6kV withstand

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Case Study Substation Automation System (SAS)  SATEC products (ezPAC, PM175 and PM130) are the heart of the substation automation system (SAS) solution provided by NPT throughout the entire Russian Federation  Two configurations: –Comprehensive for 220 and 750kV –Standard for 6, 10, 35 and 110 kV

Key Design Concepts  SATEC IEDs provide protection, automation, measurement and control functions  SCADA-system for operational control  Open system concept reduces dependency on vendors  Standard protocols for IED and HMI communication  Wide use of Factory Acceptance Testing (FAT)  Integration of substation protection and automatics into control software

SATEC ezPAC SA330 bay controllers are used on lower level to collect digital, analogue information as well as to control switchgear. Bay controllers RTU SA

SA330 functions

PM175  Power Quality Analysis (EN50160, IEEE 1159 and GOST )  Time Of Use (TOU)  Accuracy Class 0.2S  RTC and 10-year calendar  Full galvanic isolation  Non-volatile memory  Registration of parameters on set- point or time

ezPAC IEC Protocols  IEC ,3,4 –Basic communication structure for substation and feeder equipment – Abstract communication service interface (ACSI), Common Data classes, Compatible logical node classes and data classes  IEC –Specific Communication Service Mapping (SCSM) – Mappings to MMS (ISO and ISO ) and to ISO/IEC  IEC –Conformance testing

Implementation in NPT Expert SAS IEC configurator and system driver allow:  IED configuration reading  Data receiving via read requests and via event reports referenced by Report Control Blocks  Files downloading (in particular COMTRADE files)  Data Sets configuration  Report Control Blocks and GOOSE Control Blocks configuration

SATEC Empowering the Smart Grid