GE Multilin 850 Feeder Protection Relay Specifications

Transcription

1 GE Multilin 850 Feeder Prtectin Relay Specificatins Prtectin, mnitring and metering shall be supplied in ne integrated digital relay package fr applicatin t mtrs suitable fr incrpratin int an integrated statin cntrl system. The Digital Relay shall have a cmmn Hardware & Firmware platfrm that shall supprt Feeder, Mtr, Transfrmer & Generatr applicatins. The relay shall be equipped with separate prcessrs fr prtectin and fr cmmunicatin related functins. The relay shall be equipped with the fllwing prtectin mnitring, cntrl, autmatin, and reprting functins. If supprting functins are nt available within the relay suitable external devices shall be prvided t meet the specificatin requirements. PROTECTION The prtectin relay shall prvide analg input systems that can reprduce up t 46 times CT rating RMS symmetrical.the relay shall execute prtectin related main algrithms at 8 times per pwer system cycle. The relay shall prvide the fllwing current based prtectin functins Current unbalance (46R) Phase reversal (47P) Phase/neutral/grund instantaneus vercurrent (50P/N/G) Sensitive grund instantaneus vercurrent (50SG) Phase/neutral/grund time vercurrent (51P/N/G) Sensitive grund time vercurrent (51SG) Negative sequence instantaneus vercurrent (50_2) Negative sequence Timed vercurrent (51_2) Phase/neutral directinal vercurrent (67P/N) Grund directinal vercurrent (67G) Sensitive grund directinal vercurrent (67SG) Negative sequence directinal vercurrent (67_2) Restricted Grund Fault (87REF) Breaker Failure (50BF) Cable Thermal Mdel (49) Cld Lad Pickup (CLP) The phase time ver current can be selected t perate either n RMS r Fundamental value

2 The relay shall prvide the fllwing vltage based functin Phase Over and Under Vltage (59P, 27P) Auxiliary Over and Under Vltage (59x, 27x) Neutral Over Vltage (59N) Negative Sequence Over Vltage (59_2) Directinal Pwer (32) Over/Under Frequency (81O/81U) Rate f change f Frequency (81df/dt ) Vltage restrained phase time vercurrent (51V) Under pwer (37P) Synchrcheck (25) The relay shall prvide the fllwing cntrl functins 4 Sht Aut Reclse (79) VT Fuse failure (VTFF) The relay shall prvide supprt fr up t 13 RTD inputs fr temperature based prtectin with an ability t detect pen and shrted RTDs and a cnfigurable vting using 2 r 3 RTDs The relay shall have an ability t build trip and alarm matrices and directly assign crrespnding utput relay withut using prgrammable lgic. The relay shall have cnfigurable ptin t select any prtectin elements t be used as a trip, alarm r latched alarm functin withut using prgrammable lgic. The relay shall have 6 switchable setting grups fr dynamic recnfiguratin f the prtectin elements due t changed cnditins such as system cnfiguratin changes, r seasnal requirements. Relay shall supprt 8 Flex elements that can use any available/calculated analg parameters within the relay (e.g. cmparatr, inverter, ver/under, etc). The relay shall supprt up t 16 Digital Cunters It shuld be pssible t test the Binary Inputs, Outputs and prtectin functins withut the need fr an external test kit PROGRAMMABLE LOGIC Relays shall supprt 1024 lines f user defined lgic t build cntrl schemes supprting lgic gates, timers, nnvlatile latches. The prgrammable lgic in the relay shall be executed at 8 times per pwer system cycle The relay cnfiguratin tl shall have embedded graphical user interface t build prgrammable lgic.

3 COMMUNICATIONS/INTEGRATION The relay shall supprt the fllwing cmmunicatin prtcls; Mdbus RTU, Mdbus TCP/IP, IEC GOOSE, IEC Ed 2, DNP 3.0, IEC , IEC , OPC-UA The relay shall have the ability t cnfigure bth prtectin and IEC61850 related settings within a single setting file. The settings shall be cnfigurable by any third party system cnfiguratin tls The relay shall supprt up t fur IEC61850 cncurrent client cnnectins The relay shall supprt file transfer prtcl TFTP and file transfer thrugh The relay shall supprt multiple time synchrnizatin surces such as IRIG-B, IEEE 1588 and SNTP with the ability t cnfigure pririty fr the time surces and dynamically switch based n availability f each surces Relays shall prvide tw fiber ptic Ethernet prts with tw mdes f peratin fail ver mde r independent mde. Relays shall supprt netwrks fr IEC62439/PRP (Parallel Redundancy Prtcl) Relay shall have an ptin fr Wi-Fi (IEEE b/g/n) cnnectivity t cnfigure settings and retrieve peratinal recrds A frnt panel USB prt that shall prvide cnnectivity t cnfigure settings and retrieve peratinal recrds The relay shall prvide a User Definable Memry Map RELAY CONFIGURATION/SETTING FILE MANAGEMENT Entire relay setting frm nly single setting file shall be supprted Entire relay settings (nt nly cmmunicatin related but als prtectin & cntrl functinal settings) shall be part f the same single setting file The relay shall be cnfigured thrugh IEC standard based Cnfigured IED Descriptin (CID in XML) frmat file nly There shall be nly single relay setting (i.e. CID based XML frmat) file which can be directly upladed int the device. N intermediate cnversin f any prprietary setting file frmats which requires t manage multiple settings files fr just ne relay Relay shall be able t receive this single cnfiguratin/setting files frm any third party tl (nt nly vendr specific prprietary relay cnfiguratin tl)

4 FRONT-PANEL VISUALIZATION User interface shall prvide a large clr LCD frnt panel display, and navigatin keys Frnt panel clr LCD t display Single Line Diagram (SLD) f the generatr with nline metering & status infrmatin The frnt panel shall be capable f displaying measured values, calculated values, I/O status, device status, target messages, events, mtr learner data and cnfigured relay settings The frnt panel shall have user-prgrammable LEDs and pushbuttns The frnt panel shall have SLD with prvisin t cntrl up t 3 devices METERING & DIGITAL FAULT RECORDING Relay shall recrd its expsure t temperature, humidity and surge and a reprt shall be retrievable via the cmmunicatin prts n the min, max average f thse recrded values The relay shall prvide Breaker Health Mnitring features including Breaker clse and breaker pen times, Trip/Clse circuit mnitring, Spring charging time, Per-phase arcing current, Trip cunters The relay shall prvide infrmatin n the pwer factr f the prtected device(55) The relay shall prvide up t 64 digital channels and up t 40 analg channels f scillgraphy at a sampling rate f 128 samples per cycle The relay shall prvide a fault reprt with ptin fr fault lcatr. The relay shall prvide Event Recrds - with a recrd f the last 1024 events, time tagged with a reslutin f 1ms The relay shall stre all its recrded data in nnvlatile memry The relay shall prvide a separate data lgger functin which shall recrd a maximum f 16 Analg channels with a settable sampling rate f 1 cycle, 1 secnd, 30 secnds, 1 minute, 15 minutes, 30 minutes r 1 hur The current metering accuracy shall be at +/- 0.25% f the reading fr up t 2 times rated secndary current and +/- 1% fr abve them The vltage metering accuracy shall be at +/- 0.5% f the reading frm 15 t 208V The pwer metering accuracy shall be at +/- 1% f the reading The frequency metering accuracy shall be typically at 1 mill Hertz accuracy level

5 HARDWARE The relay shall have cnfrmal cated electrnic bard assemblies fr harsh envirnment deplyment. Micrprcessr based prtective relays shall emply IPC (Institute fr Intercnnecting and Packaging Electrnic Circuits) Class 3 printed circuit bards (PCB). Specifically, IPC Class The relay shall have a draw-ut cnstructin t facilitate testing, maintenance and interchange flexibility The relays shall nt use electrlytic capacitrs as any cmpnent r sub-cmpnents The relay shall prvide field swappable pwer supply mdule. The relay shall have a scan rate f 128 samples per pwer system cycle fr digital inputs and prvide less than 1 msec time stamp reslutin fr state changes. The relay shall prvide an Operating temperature range f 40 t + 60 C The relay shall supprt at a minimum 10 Digital Outputs & 14 Digital Inputs The relay shall prvide inbuilt Trip Cil & Clse cil supervisin The Digital Inputs shuld capable f accepting wet r dry input signals. In case external wetting vltage is used, the Vltage Threshld shall be sftware selectable fr 24V, 48V, 125V & 250V DC surces The relay cntacts shuld be rated fr a minimum f 10A cntinuus The relay shall supprt 7 dcma utput + 4 dcma input + 1 RTD The relay shall supprt a ttal f 13 RTDs The relay shall supprt 4 integrated Arc flash sensrs SECURITY The relay shall prvide RBAC (Rle based access cntrl) with three rles such as Observer fr accessing peratinal data, Operatr fr start-stp f the mtr, Administratr fr cnfiguring the relay The relay shall prvide ptin fr passwrd cmplexity The relay shall prvide ptin fr lcal device level authenticatin and fr remte server authenticatin using RADIUS. The relay shall prvide supprt fr SYSLOG t publish security related events

6 The relay shall supprt secure file transfer prtcl SFTP Security Setting Reprts must include the fllwing events with time stamp: Failed Authenticatin User lck ut Setting changes Lgin Lgut RADIUS server unreachable Clear Event/Transient/Fault recrds SERVICE AND SUPPORT Warranty: The relay shall include a ten-year warranty fr all material and wrkmanship defects

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