7SG14 Duobias-M Transformer Protection

Transcription

1 7SG4 Duobias-M Transformer Protection Document Release History This document is issue 200/02. The list of revisions up to and including this issue is: Pre release 200/02 Document reformat due to rebrand 25/09/2006 Reformatted to match other manual sections R2 20/0/2004 Article Number added R2 7/06/2004 First Version based upon Duobias-M-20-2W R Software Revision History The copyright and other intellectual property rights in this document, and in any model or article produced from it (and including any registered or unregistered design rights) are the property of Siemens Protection Devices Limited. No part of this document shall be reproduced or modified or stored in another form, in any data retrieval system, without the permission of Siemens Protection Devices Limited, nor shall any model or article be reproduced from this document unless Siemens Protection Devices Limited consent. While the information and guidance given in this document is believed to be correct, no liability shall be accepted for any loss or damage caused by any error or omission, whether such error or omission is the result of negligence or any other cause. Any and all such liability is disclaimed. 200 Siemens Protection Devices Limited

2 Contents INTRODUCTION DUOBIAS-M-22-2W RELAY SETTING LIST SYSTEM CONFIG MENU CT/VT CONFIG MENU BIASED DIFFERENTIAL MENU WINDING MENU WINDING 2 MENU STATUS INPUT MENU REYLOGIC CONTROL MENU REYLOGIC ELEMENT MENU OUTPUT RELAY MENU LED MENU DATA STORAGE MENU COMMUNICATIONS MENU INSTRUMENTS IEC COMMUNICATIONS INFORMATION IEC Semantics in monitor direction IEC Semantics in control direction REYLOGIC DIAGRAMS LABEL INSERTS Figures Figure - Duobias-M-22-2W [DU3-209] Siemens Protection Devices Limited Chapter 3 Page 2 of 27

3 Introduction This relay settings section covers the following Duobias-M models:- Model No Cat No Configuration No Duobias-M-22-2W-STD-50Hz DU3-209-** H80055R2 W 74TC W2 74TC W W2 W 50 W REF 87REF W 5 W2 5 W 50N W2 50N W 5N W2 5N 87HS W 46 W Figure - Duobias-M-22-2W [DU3-209] 200 Siemens Protection Devices Limited Chapter 3 Page 3 of 27

4 2 DUOBIAS-M-22-2W Relay Setting List 2. System Config Menu Active Group,2 8 Selects which settings group is currently activated View/Edit Group,2 8 Selects which settings group is currently being displayed Default Screens Timer OFF,,2,5,0,5,30,60 min 60 min Selects the time delay after which, if no key presses have been detected, the relay will begin to poll through any screens which have been selected as default instruments screens Backlight timer OFF,,2,5,0,5,30,60 min 5 Min Controls when the LCD backlight turns off Date Date //980 Time Time 00:00:00 Clock Sync. From Status, Seconds, Minutes Minutes Real time clock may be synchronised using a status input (See Clock Sync. in Status Input Menu) Operating Mode To allow access to change configuration files using Reylogic Toolbox the relay must be placed Out Of Service. Local, Remote, Local Or Remote, Out Of Service Local Or Remote Change Password Allows a 4 character alphanumeric code to be entered as the password. Note that the display shows a password dependant encrypted code on the second line of the display Relay Identifier An alphanumeric string shown on the LCD normally used to identifier the circuit the relay is attached to or the relays purpose 2.2 CT/VT Config Menu AAAA ZZZZ Up to 6 characters displayed as NOT ACTIVE DUOBIAS-M-22-2W W Input,5 A A Selects whether or 5 Amp terminals are being used for winding W CT Ratio 5: :7 2000: Winding CT ratio to scale primary current instruments W REF Input,5 A A Selects whether or 5 Amp terminals are being used for winding REF W2 Input,5 A A Selects whether or 5 Amp terminals are being used for winding 2 W2 CT Ratio 5: :7 2000: Winding 2 CT ratio to scale primary current instruments W2 REF Input Selects whether or 5 Amp terminals are being used for winding 2 REF,5 A A 200 Siemens Protection Devices Limited Chapter 3 Page 4 of 27

5 2.3 Biased Differential Menu W Interposing CT Multiplier 0.25, x.00 x Winding scaling factor W Interposing CT Connection Yy0, Yd, Yy2, Yd3, Yy4, Yy0, 0 Winding transformer vector group compensation and/or zero sequence filtering Yd5, Yy6, Yd7, Yy8, Yd9, Yy0, Yd, Ydy0 W2 Interposing CT Multiplier Winding 2 scaling factor 0.25, x.00 x W2 Interposing CT Connection Winding 2 transformer vector group compensation and/or zero sequence filtering 87 Inrush Inhibit Selects whether the biased differential characteristic is inhibited from operating when magnetising inrush is detected 87 Inrush Bias Selects the bias method used for magnetising inrush Phase Segregated, each phase blocks itself. Cross Blocked, each phase can block the operation of other phases (Modular method). Sum - Of Squares, each phase blocks itself using the square root of the sum of squares of the even harmonics.(improves SOTF performance when REF not applied). 87 Inrush Setting The magnetising inrush detector operates when the even harmonics in the differential operate current exceed a set percentage of the differential operate current 87 Biased Differential Selects whether the transformer differential protection element is enabled 87 Initial Setting The initial unbiased pickup level 87 Bias Slope The bias slope varies the pickup level to compensates for CT measuring errors and tap changer not mid tap errors as the through current (bias) increases 87 Bias Slope Limit At this point in the characteristics the bias slope increases tot provide increased security when additional measuring errors are introduced due to CT saturation effects. 87 Delay The operation of the differential may be delayed to cater for special system conditions e.g. for use on cable circuits a delay of 5ms is recommended 87HS Differential Highset Selects whether the differential Highset element is enabled. Note this element is never blocked by magnetising inrush Yy0, Yd, Yy2, Yd3, Yy4, Yd5, Yy6, Yd7, Yy8, Yd9, Yy0, Yd, Ydy0 Phase, Cross, Sum 0., xid 0., xin 0, x,2 20 xin 0.005,0.00 s Yy0, 0 Enabled Cross 0.20 xid 0.20 xin 0.20 x 4 xin s 87HS Setting,2 30 xin 4 xin the differential setting pickup setting 87HS Delay 0.005,0.00 s s 200 Siemens Protection Devices Limited Chapter 3 Page 5 of 27

6 the operation of the differential may be delayed to cater for special system conditions e.g. for use on cable circuits a delay of 5ms is recommended 2.4 Winding Menu Gn W 5 Element Selects whether the winding IDMTL Overcurrent element is enabled Gn W 5 Setting 0.0, xin.5 xin Gn W 5 Char IEC-NI, IEC-VI, IEC-EI, IEC- IEC-NI Selects characteristic curve or DTL operation LTI, ANSI-MI, ANSI-VI, ANSI-EI, DTL Gn W 5 Time Mult (IEC/ANSI) 0.025, Time multiplier (applicable to IEC and ANSI curves but not DTL selection) Gn W 5 Delay (DTL) Delay (applicable only when DTL is selected for characteristic) 0, s 5 s Gn W 5 Reset Selects between an ANSI decaying reset characteristic or a definite time reset Gn W 50 Element Selects whether the winding DTL Overcurrent element is enabled Gn W 50 Setting Gn W 50 Delay Pickup delay Gn W 5N Element Selects whether the winding IDMTL derived Earth Fault element is enabled Gn W 5N Setting Gn W 5N Char Selects characteristic curve or DTL operation Gn W 5N Time Mult (IEC/ANSI) Time multiplier (applicable to IEC and ANSI curves but not DTL selection) Gn W 5N Delay (DTL) Delay (applicable only when DTL is selected for characteristic) Gn W 5N Reset Selects between an ANSI decaying reset characteristic or a definite time reset Gn W 50N Element Selects whether the winding DTL derived Earth fault element is enabled Gn W 50N Setting Gn W 50N Delay Pickup delay Gn W 46IT Element Selects whether winding 46IT IDMTL/DTL negative phase sequence current element is enabled Gn W 46IT Setting Gn W 46IT Char Selects characteristic curve to be IEC or (ANSI) Decaying, INST,,2, 60 s INST 0.0, xin 20 xin 0, s , xin.0 xin IEC-NI, IEC-VI, IEC-EI, IEC- IEC-NI LTI, ANSI-MI, ANSI-VI, ANSI-EI, DTL 0.025, , s 5 s (ANSI) Decaying, INST,,2 60 s INST 0.25, xin 0.5 xin 0, s , xin IEC-NI, IEC-VI, IEC-EI, IEC- LTI, ANSI-MI, ANSI-VI,.0 xin IEC-NI 200 Siemens Protection Devices Limited Chapter 3 Page 6 of 27

7 ANSI IDMTL or DTL ANSI-EI, DTL Gn W 46IT Time Mult (IEC/ANSI) 0.025, Time multiplier (applicable to IEC and ANSI curves but not DTL selection) Gn W 46IT Delay (DTL) 0, s 5 s Delay (applicable only when DTL is selected for characteristic) Gn W 46IT Reset (ANSI) Decaying, INST, INST Selects between an ANSI decaying reset characteristic or a definite time reset,2 60 s Gn W 46DT Element Selects whether winding 46DT INST/DTL negative sequence current element is enabled Gn W 46DT Setting 0.02, xin 0.25 xin Gn W 46DT Delay 0, s 0.02 Pickup delay Gn W 87REF Element High impedance restricted earth fault current element Gn W 87REF Setting 0.020, xin xin Gn W 87REF Delay Pickup delay 0, s Winding 2 Menu Gn W2 5 Element Selects whether the winding 2 IDMTL Overcurrent element is enabled Gn W2 5 Setting 0.0, xin.5 xin Gn W2 5 Char IEC-NI, IEC-VI, IEC-EI, IEC- IEC-NI Selects characteristic curve or DTL operation LTI, ANSI-MI, ANSI-VI, ANSI-EI, DTL Gn W2 5 Time Mult (IEC/ANSI) 0.025, Time multiplier (applicable to IEC and ANSI curves but not DTL selection) Gn W2 5 Delay (DTL) Delay (applicable only when DTL is selected for characteristic) 0, s 5 s Gn W2 5 Reset Selects between an ANSI decaying reset characteristic or a definite time reset Gn W2 50 Element Selects whether the winding 2 DTL Overcurrent element is enabled (ANSI) Decaying, INST,,2 60 s INST Gn W2 50 Setting 0.0, xin 20 xin Gn W2 50 Delay 0, s 0.0 Pickup delay Gn W2 5N Element Selects whether the winding 2 IDMTL derived Earth Fault element is enabled Gn W2 5N Setting 0.25, xin.0 xin Gn W2 5N Char IEC-NI, IEC-VI, IEC-EI, IEC- IEC-NI Selects characteristic curve or DTL operation LTI, ANSI-MI, ANSI-VI, ANSI-EI, DTL Gn W2 5N Time Mult (IEC/ANSI) 0.025, Time multiplier (applicable to IEC and ANSI curves but not DTL selection) Gn W2 5N Delay (DTL) 0, s 5 s 200 Siemens Protection Devices Limited Chapter 3 Page 7 of 27

8 Delay (applicable only when DTL is selected for characteristic) Gn W2 5N Reset Selects between an ANSI decaying reset characteristic or a definite time reset Gn W2 50N Element Selects whether the winding 2 DTL derived Earth fault element is enabled Gn W2 50N Setting Gn W2 50N Delay Pickup delay Gn W2 46IT Setting Gn W2 46IT Char Selects characteristic curve to be IEC or ANSI IDMTL or DTL Gn W2 46IT Time Mult (IEC/ANSI) Time multiplier (applicable to IEC and ANSI curves but not DTL selection) Gn W2 46IT Delay (DTL) Delay (applicable only when DTL is selected for characteristic) Gn W2 46IT Reset Selects between an ANSI decaying reset characteristic or a definite time reset Gn W2 46DT Element Selects whether winding 46DT INST/DTL negative sequence current element is enabled Gn W2 46DT Setting Gn W2 46DT Delay Pickup delay Gn W2 87REF Element High impedance restricted earth fault current element Gn W2 87REF Setting Gn W2 87REF Delay Pickup delay 2.6 Status Input Menu (ANSI) Decaying, INST,,2 60 s INST 0.25, xin 0.5 xin 0, s , xin.0 xin IEC-NI, IEC-VI, IEC-EI, IEC- IEC-NI LTI, ANSI-MI, ANSI-VI, ANSI-EI, DTL 0.025, , s 5 s (ANSI) Decaying, INST,,2 60 s INST 0.02, xin 0.25 xin 0, s , xin xin 0, s Aux I/P Pickup Delay 0.000, s 0 s Delay on pickup of DC Status input Aux I/P 2 Pickup Delay 0.000, s 0 s Aux I/P 3 Pickup Delay 0.000, s 0 s Aux I/P 4 Pickup Delay 0.000, s 0 s Aux I/P 5 Pickup Delay 0.000, s 0 s Aux I/P 6 Pickup Delay 0.000, s 0 s Aux I/P 7 Pickup Delay 0.000, s 0 s Aux I/P 8 Pickup Delay 0.000, s 0 s Aux I/P 9 Pickup Delay 0.000, s 0 s Aux I/P 0 Pickup Delay 0.000, s 0 s Aux I/P Pickup Delay 0.000, s 0 s Aux I/P 2 Pickup Delay 0.000, s 0 s Aux I/P 3 Pickup Delay 0.000, s 0 s Aux I/P 4 Pickup Delay 0.000, s 0 s Aux I/P 5 Pickup Delay 0.000, s 0 s Aux I/P 6 Pickup Delay 0.000, s 0 s Aux I/P 7 Pickup Delay 0.000, s 0 s Aux I/P 8 Pickup Delay 0.000, s 0 s 200 Siemens Protection Devices Limited Chapter 3 Page 8 of 27

9 Aux I/P 9 Pickup Delay 0.000, s 0 s Aux I/P 20 Pickup Delay 0.000, s 0 s Aux I/P 2 Pickup Delay 0.000, s 0 s Aux I/P 22 Pickup Delay 0.000, s 0 s Aux I/P 23 Pickup Delay 0.000, s 0 s Aux I/P 24 Pickup Delay 0.000, s 0 s Aux I/P 25 Pickup Delay 0.000, s 0 s Aux I/P 26 Pickup Delay 0.000, s 0 s Aux I/P 27 Pickup Delay 0.000, s 0 s Inhibit W 5 Selects which inputs inhibit the W 5 element Inhibit W 50 Selects which inputs inhibit the W 50 element Inhibit W 5N Selects which inputs inhibit the W 5N element Inhibit W 50N Selects which inputs inhibit the W 50N element Inhibit W 46IT Selects which inputs inhibit the W 24IT element Inhibit W 46DT Selects which inputs inhibit the W 46DT element Inhibit W 87REF Selects which inputs inhibit the W 87REF element Inhibit W2 5 Selects which inputs inhibit the W2 5 element Inhibit W2 50 Selects which inputs inhibit the W2 50 element Inhibit W2 5N Selects which inputs inhibit the W2 5N element Inhibit W2 50N Selects which inputs inhibit the W2 50N element Inhibit W2 46IT Selects which inputs inhibit the W2 24IT element Inhibit W2 46DT Selects which inputs inhibit the W2 46DT element Inhibit W2 87REF Selects which inputs inhibit the W2 87REF element Trip Circuit Fail Selects which inputs are monitoring trip circuits, inputs should normally also be selected as Inverted Inputs (see below) Trigger Storage Selects which inputs can trigger a waveform record Clock Sync. Selects which input is used to synchronise the real time clock Inverted Inputs Selects which inputs pickup when voltage is removed, often used when 200 Siemens Protection Devices Limited Chapter 3 Page 9 of 27

10 monitoring trip circuits. ) Only when fitted. 2) 27 status inputs represents maximum configuration. 2.7 Reylogic Control Menu General Logic Selects whether the logic diagram is enabled, if disabled then no outputs will be driven. Enable, Disable Enable 2.8 Reylogic Element Menu Trip Cct Pickup Delay 0, ms 400 ms 2.9 Output Relay Menu 87, 29 4,5 Biased Differential 87HS, 29 4,5 Differential Highset W 5, 29 4,5 Winding IDMTL Overcurrent W 50, 29 4,5 Winding DTL Overcurrent W 5N, 29 4,5 Winding IDMTL derived Earth Fault W 50N, 29 4,5 Winding DTL derived Earth Fault W 46IT, 29 4,5 Winding IDMTL/DTL NPS Overcurrent W 46DT, 29 4,5 Winding INST/DTL NPS Overcurrent W 87REF, 29 4,5 Winging High Impedance Restricted Earth Fault W2 5, 29 4,5 Winding 2 IDMTL Overcurrent W2 50, 29 4,5 Winding 2 DTL Overcurrent W2 5N, 29 4,5 Winding 2 IDMTL derived Earth Fault W2 50N, 29 4,5 Winding 2 DTL derived Earth Fault W2 46IT, 29 4,5 Winding 2 IDMTL/DTL NPS Overcurrent W2 46DT, 29 4,5 Winding 2 INST/DTL NPS Overcurrent W2 87REF, 29 4,5 Winging 2 High Impedance Restricted Earth Fault W3 5 3, 29 4,5 Winding 3 IDMTL Overcurrent W3 50 3, 29 4,5 200 Siemens Protection Devices Limited Chapter 3 Page 0 of 27

11 Winding 3 DTL Overcurrent W3 5N 3, 29 4,5 Winding 3 IDMTL derived Earth Fault W3 50N 3, 29 4,5 Winding 3 DTL derived Earth Fault W3 87REF 3, 29 4,5 Winging 3 High Impedance Restricted Earth Fault Phase A, 29 A phase A element Phase B, 29 A phase B element Phase C, 29 A phase C element General Starter, 29 A starter element is picked up General Trip, 29 An element has. Useful when testing individual functions! Trip Circuit Fail, 29 A trip circuit has failed, look at status input Leds to find out which one New Data Stored, 29 The waveform recorder has stored new information Note: this is a pulsed output Aux I/P Operated, 29 DC Status has Aux I/P 2 Operated, 29 Aux I/P 3 Operated, 29 Aux I/P 4 Operated, 29 Aux I/P 5 Operated, 29 Aux I/P 6 Operated, 29 Aux I/P 7 Operated, 29 Aux I/P 8 Operated, 29 Aux I/P 9 Operated, 29 Aux I/P 0 Operated, 29 Aux I/P Operated, 29 Aux I/P 2 Operated, 29 Aux I/P 3 Operated, 29 Aux I/P 4 Operated, 29 Aux I/P 5 Operated, 29 Aux I/P 6 Operated, 29 Aux I/P 7 Operated, 29 Aux I/P 8 Operated, 29 Aux I/P 9 Operated, 29 Aux I/P 20 Operated, 29 Aux I/P 2 Operated, 29 Aux I/P 22 Operated, 29 Aux I/P 23 Operated, 29 Aux I/P 24 Operated, 29 Aux I/P 25 Operated, 29 Aux I/P 26 Operated, 29 Aux I/P 27 Operated, 29 Hand Reset Outputs, 29 Relays selected, as Hand Reset will remain latched until manually reset from front panel or via communications link or by removing DC Supply. By default relays are Self Resetting and will reset when the driving signal is removed. Protection Healthy, Siemens Protection Devices Limited Chapter 3 Page of 27

12 Relays selected are energised whilst relay self-monitoring does NOT detect any hardware or software errors and DC Supply is healthy. A changeover contact or normally closed contact may be used to generate Protection Defective from this output ) 29 output relays represents maximum configuration. 2) Only when fitted. 2.0 LED Menu 87, 32 7 Biased Differential 87HS, 32 8 Differential Highset W 5, 32 5,22 Winding IDMTL Overcurrent W 50, 32 5,20 Winding DTL Overcurrent W 5N, 32 5,23 Winding IDMTL derived Earth Fault W 50N, 32 5,2 Winding DTL derived Earth Fault W 46IT, 32 Winding 46 IDMTL/DTL NPS overcurrent W 46DT, 32 Winding 46 INST/DTL NPS overcurrent W 87REF, 32 5,9 Winging High Impedance Restricted Earth Fault W2 5, 32 6,22 Winding 2 IDMTL Overcurrent W2 50, 32 6,20 Winding 2 DTL Overcurrent W2 5N, 32 6,23 Winding 2 IDMTL derived Earth Fault W2 50N, 32 6,2 Winding 2 DTL derived Earth Fault W2 46IT, 32 Winding 2 46 IDMTL/DTL NPS overcurrent W2 46DT, 32 Winding 2 46 INST/DTL NPS overcurrent W2 87REF, 32 6,9 Winging 2 High Impedance Restricted Earth Fault Phase A, 32 2 A phase A element Phase B, 32 3 A phase B element Phase C, 32 4 A phase C element General Starter A starter element is picked up. Useful when testing individual functions!, Siemens Protection Devices Limited Chapter 3 Page 2 of 27

13 General Trip, 32 An element has. Useful when testing individual functions! Trip Circuit Fail, A trip circuit has failed, look at status inputs Leds to find out which one New Data Stored, 32 The waveform recorder has stored new information Aux I/P Operated, 32 9 DC Status has Aux I/P 2 Operated, 32 0 Aux I/P 3 Operated, 32 Aux I/P 4 Operated, 32 2 Aux I/P 5 Operated, 32 3 Aux I/P 6 Operated, 32 4 Aux I/P 7 Operated, 32 5 Aux I/P 8 Operated, 32 6 Aux I/P 9 Operated, Aux I/P 0 Operated, Aux I/P Operated, Aux I/P 2 Operated, 32 Aux I/P 3 Operated, 32 Aux I/P 4 Operated, 32 Aux I/P 5 Operated, 32 Aux I/P 6 Operated, 32 Aux I/P 7 Operated, 32 Aux I/P 8 Operated, 32 Aux I/P 9 Operated, 32 Aux I/P 20 Operated, 32 Aux I/P 2 Operated, 32 Aux I/P 22 Operated, 32 Aux I/P 23 Operated, 32 Aux I/P 24 Operated, 32 Aux I/P 25 Operated, 32 Aux I/P 26 Operated, 32 Aux I/P 27 Operated, 32 Self Reset LEDs LEDs selected, as Self Reset will automatically reset when the driving signal is removed. By default all LEDs are Hand Reset and must be manually reset either locally via the front fascia or remotely via communications., 32 ) Only when fitted. 2) 3W Only 2. Data Storage Menu Clear Faults NO, YES NO Clear Events NO, YES NO Pre-Trigger Storage 0 90 % 20 % Data Record Duration 5 Recs x Seconds, 5 Recs x Second 2 Recs x 2 Seconds, Recs x 5 Seconds Trigger Waveform NO, YES NO Clear Waveforms NO, YES NO ) Number of records and duration available is dependent upon relay model 200 Siemens Protection Devices Limited Chapter 3 Page 3 of 27

14 2.2 Communications Menu Station Address IEC Station Address IEC870 On Port None, Com, Com2, Auto Com Selects which port to use for IEC communications Line Switch Time When IEC870 On Port is selected to Auto the communications ports are scanned for valid IEC communications frames. Once valid frames are detected the com port will remain selected. Subsequently if there are no valid frames received for the Line Switch Time period then the driver will assume the communications circuit has failed and will resume scanning the com ports.,2, 60 s 30 s Only visible when set to Auto. Com Baud Rate Sets the communications baud rate for com port (Rear upper Fibre optic port) Com Parity Selects whether parity information is used Com Line Idle Selects the communications line idle sense Com Data Echo Enables echoing of data from RX port to TX port when operating relays in a Fibre Optic ring configuration Com2 Baud Rate Sets the communications baud rate for com port 2 (Rear lower Fibre optic port AND Front Fascia RS232 port) Com2 Parity Selects whether parity information is used Com2 Line Idle Selects the communications line idle sense Com2 Data Echo Enables echoing of data from RX port to TX port when operating relays in a Fibre Optic ring configuration Com2 Direction Selects how Com2 is shared between the front fascia port and the rear fibre optic port. This allows interlocking to prevent remote access whilst an engineer is attached locally on site if IEC870 is on Com2 and Auto-detect is enabled 75, 0, 300, 600, 200, 2400, 4800, 9600, 9200, 38400, 57600, 5200 Even, Odd, None Light Off, Light On Off, On 75, 0, 300, 600, 200, 2400, 4800, 9600, 9200, 38400, 57600, 5200 Even, Odd, None Light Off, Light On Off, On AUTO-DETECT, FRONT PORT, REAR PORT 9200 Even Light Off Off Even Light Off Off AUTO-DETECT 200 Siemens Protection Devices Limited Chapter 3 Page 4 of 27

15 3 Instruments INSTRUMENT [ WINDING METERS ] --> press down <-- W Primary Currents ka W Sec y Currents A W Nom Currents xin W Res Nom Current 0.00 xin W 5/5N Status % W Izps Ipps Inps xin W 46IT Status 0 % W REF Sec Current 0.00 A W REF Nom Current 0.00 xin [ WINDING 2 METERS ] --> press down <-- W2 Primary Currents ka W2 Sec y Currents A W2 Nom Currents xin W2 Res Nom Current 0.00 xin W2 5/5N Status % W2 Izps Ipps Inps xin W2 46IT Status 0 % W2 REF Sec Current 0.00 A W2 REF Nom Current 0.00 xin [ BIAS DIFF METERS ] --> press down <-- W Line Currents xin W2 Line Currents xin W Relay Currents xin W2 Relay Currents xin Operate Currents xin Restrain Currents xin Mag Inrush Currents xin [ MISC METERS ] --> press down <-- Status Inputs Status Inputs DESCRIPTION Start of Winding meters Winding primary currents Winding secondary currents Winding nominal currents Winding residual nominal current Operation progress meters for Winding (5/5N) IDMTL elements, phases A, B, C and E/F Winding Nominal sequence currents Operation progress meters for Winding (46IT) IDMTL element Winding secondary restricted earth fault current Winding nominal restricted earth fault current Start of Winding 2 meters Winding 2 primary currents Winding 2 secondary currents Winding 2 nominal currents Winding 2 residual nominal current Operation progress meters for Winding 2 (5/5N) IDMTL elements, phases A, B, C and E/F Winding 2 Nominal sequence currents Operation progress meters for Winding 2 (46IT) IDMTL element Winding 2 secondary restricted earth fault current Winding 2 nominal restricted earth fault current Start of (87) Biased Differential meters Winding measured currents Winding 2 measured currents Winding currents after Interposing CT correction factors applied Winding 2 currents after Interposing CT correction factors applied Differential operate currents Differential restrain currents Differential magnetising inrush currents (even harmonic content of operate currents but mainly 2nd harmonic content) Start of miscellaneous meters Displays the state of DC status inputs to 6 Displays the state of DC status inputs 7 to Siemens Protection Devices Limited Chapter 3 Page 5 of 27

16 INSTRUMENT Output Relays Output Relays Time & Date 3/08/2002 0:6: ) Display is different when fewer status inputs are fitted 2) Display is different when fewer output relays are fitted DESCRIPTION Displays the state of output relays to 62 Displays the state of output relays 7 to 22 Time and Date 200 Siemens Protection Devices Limited Chapter 3 Page 6 of 27

17 4 IEC Communications Information 4. IEC Semantics in monitor direction FUN INF Description GI TYP COT 60 IEC870 Active Com x, IEC870 Active Com2 x, Front Port OverRide x, GI End Time Synchronisation Reset FCB Reset CU Start/Restart Settings changed Setting G selected x, Setting G2 selected x, Setting G3 selected x, Setting G4 selected x, Status Input x, Status Input 2 x, Status Input 3 x, Status Input 4 x, Trip Circuit Fail x, Start/Pick-up L x 2, Start/Pick-up L2 x 2, Start/Pick-up L3 x 2, Start/Pick-up N x 2, General Trip Trip L Trip L Trip L General Start/Pick-up x 2, Biased Differential Differential Highset W Restricted Earth Fault W2 Restricted Earth Fault W2 Phase Fault W Phase Fault W Residual Earth Fault W2 Residual Earth Fault W NPS Overcurrent W2 NPS Overcurrent Cold Start Warm Start Re-Start Trigger Storage Status Input 5 x, Status Input 6 x, Status Input 7 x,9 200 Siemens Protection Devices Limited Chapter 3 Page 7 of 27

18 FUN INF Description GI TYP COT Status Input 8 x, Status Input 9 x, Status Input 0 x, Status Input x, Status Input 2 x, Status Input 3 x, Status Input 4 x, Status Input 5 x, Status Input 6 x, Status Input 7 x, Status Input 8 x, Status Input 9 x, Status Input 20 x, Status Input 2 x, Status Input 22 x, Status Input 23 x, Status Input 24 x, Status Input 25 x, Status Input 26 x, Status Input 27 x, Plant Control Relay x, Plant Control Relay 2 x, Plant Control Relay 3 x, Plant Control Relay 4 x, Plant Control Relay 5 x, Plant Control Relay 6 x, Plant Control Relay 7 x, Plant Control Relay 8 x, Plant Control Relay 9 x, Plant Control Relay 0 x, Plant Control Relay x, Plant Control Relay 2 x, Plant Control Relay 3 x, Plant Control Relay 4 x, Plant Control Relay 5 x, Plant Control Relay 6 x, Plant Control Relay 7 x, Plant Control Relay 8 x, Plant Control Relay 9 x, Plant Control Relay 20 x, Plant Control Relay 2 x, Plant Control Relay 22 x, Plant Control Relay 23 x, Plant Control Relay 24 x, Plant Control Relay 25 x, Plant Control Relay 26 x, Plant Control Relay 27 x, Plant Control Relay 28 x,9 200 Siemens Protection Devices Limited Chapter 3 Page 8 of 27

19 FUN INF Description GI TYP COT Plant Control Relay 29 x,9 200 Siemens Protection Devices Limited Chapter 3 Page 9 of 27

20 4.2 IEC Semantics in control direction FUN INF Description COM TYP COT 76 0 GI Initiation Time Synchronisation LED reset ON Settings Group Select ON Settings Group 2 Select ON Settings Group 3 Select ON Settings Group 4 Select ON Settings Group 5 Select ON Settings Group 6 Select ON Settings Group 7 Select ON Settings Group 8 Select ON Siemens Protection Devices Limited Chapter 3 Page 20 of 27

21 5 Reylogic Diagrams 87/87HS BIASED DIFFERENTIAL LOGIC A87_Output IEC Event Code 78-7 A87_Output2 A87_Output3 A87_Trip 87 A87HS_Output IEC Event Code 78-8 A87HS_Output2 A87HS_Trip 87HS A87HS_Output3 W 5 IDMTL OVERCURRENT W_5_Operated W_5_Operated2 W_5_Operated3 W_5_Trip W 5 Inhibit W 5 W_5_Inhibit_Input W_5_Inhibit W 50 DTL OVERCURRENT W_50_Operated W_50_Operated2 W_50_Operated3 W_50_Trip W 50 Inhibit W 50 W_50_Inhibit_Input W_50_Inhibit W 5N IDMTL EARTH FAULT W_5N_Operated W_5N_Trip W 5N Inhibit W 5N W_5N_Inhibit_Input W_5N_Inhibit W 5N IDMTL EARTH FAULT W_50N_Operated W_50N_Trip W 50N Inhibit W 50N W_50N_Inhibit_Input W_50N_Inhibit W_5_Trip W_50_Trip W_5N_Trip W_50N_Trip W_50_5_Trip W_50N_5N_Trip W 46IT NPS IDMTL./DTL OVERCURRENT W_46IT_Operated IEC Event Code W_50_5_Trip IEC Event Code W_50N_5N_Trip W_50550N5N_Trip W_46IT_Trip W 46IT Inhibit W 46IT W_46IT_Inhibit_Input W_46IT_Inhibit W 46DT NPS INST/DTL OVERCURRENT W_46DT_Operated W_46DT_Trip W 46DT Inhibit W 46DT W_46DT_Inhibit_Input W_46DT_Inhibit W_46IT_Trip W_46DT_Trip W 87 RESTRICTED EARTH FAULT LOGIC W_87REF_Operated IEC Event Code W_46IT_46DT_Trip IEC Event Code 78-9 W_87REF_Trip W 87REF Inhibit W 87REF W_87REF_Inhibit_Input W_87REF_Inhibit 200 Siemens Protection Devices Limited Chapter 3 Page 2 of 27

22 W2 5 IDMTL OVERCURRENT W2_5_Operated W2_5_Operated2 W2_5_Operated3 W2_5_Trip W2 5 Inhibit W2 5 W2_5_Inhibit_Input W2_5_Inhibit W2 50 DTL OVERCURRENT W2_50_Operated W2_50_Operated2 W2_50_Operated3 W2_50_Trip W2 50 Inhibit W2 50 W2_50_Inhibit_Input W2_50_Inhibit W2 5N IDMTL EARTH FAULT W2_5N_Operated W2_5N_Trip W2 5N Inhibit W2 5N W2_5N_Inhibit_Input W2_5N_Inhibit W2 5N IDMTL EARTH FAULT W2_50N_Operated W2_50N_Trip W2 50N Inhibit W2 50N W2_50N_Inhibit_Input W2_50N_Inhibit W2_5_Trip W2_50_Trip W2_5N_Trip W2_50N_Trip IEC Event Code 78-6 W2_50_5_Trip IEC Event Code W2_50N_5N_Trip W2_50_5_Trip W2_50N_5N_Trip W2 46IT NPS IDMTL./DTL OVERCURRENT W2_46IT_Operated W2_50550N5N_Trip W2_46IT_Trip W2 46IT Inhibit W2 46IT W2_46IT_Inhibit_Input W2_46IT_Inhibit W2 46DT NPS INST/DTL OVERCURRENT W2_46DT_Operated W2_46DT_Trip W2 46DT Inhibit W2 46DT W2_46DT_Inhibit_Input W2_46DT_Inhibit W2_46IT_Trip W2_46DT_Trip W2 87 RESTRICTED EARTH FAULT LOGIC W2_87REF_Operated IEC Event Code W2_46IT_46DT_Trip IEC Event Code 78-0 W2_87REF_Trip W2 87REF Inhibit W2 87REF W2_87REF_Inhibit_Input W2_87REF_Inhibit 200 Siemens Protection Devices Limited Chapter 3 Page 22 of 27

23 OVERALL PHASE SELECTION LOGIC A87_Output A87HS_Output W_5_Starter W_50_Starter W2_5_Starter W2_50_Starter A87_Output2 A87HS_Output2 W_5_Starter2 W_50_Starter2 W2_5_Starter2 W2_50_Starter2 A87_Output3 A87HS_Output3 W_5_Starter3 W_50_Starter3 W2_5_Starter3 W2_50_Starter3 W_5N_Starter W_50N_Starter W2_5N_Starter W2_50N_Starter W_87REF_Starter W2_87REF_Starter IEC Event Code PhaseA_Starter IEC Event Code PhaseB_Starter IEC Event Code PhaseC_Starter IEC Event Code PhaseN_Starter A87_Output A87HS_Output W_5_Operated W_50_Operated IEC Event Code PhaseA_Trip Phase A W2_5_Operated W2_50_Operated A87_Output2 A87HS_Output2 W_5_Operated2 W_50_Operated2 IEC Event Code PhaseB_Trip Phase B W2_5_Operated2 W2_50_Operated2 A87_Output3 A87HS_Output3 W_5_Operated3 W_50_Operated3 IEC Event Code 76-7 PhaseC_Trip Phase C W2_5_Operated3 W2_50_Operated3 200 Siemens Protection Devices Limited Chapter 3 Page 23 of 27

24 GENERAL STARTER LOGIC PhaseA_Starter PhaseB_Starter PhaseC_Starter PhaseN_Starter W_46IT_Starter W_46DT_Starter W2_46IT_Starter W2_46DT_Starter IEC Event Code General_Starter General Starter GENERAL TRIP LOGIC PhaseA_Trip PhaseB_Trip PhaseC_Trip W_5N_Operated W_50N_Operated W2_5N_Operated W2_50N_Operated W_46IT_Operated W_46DT_Operated W_87REF_Operated W2_46IT_Operated W2_46DT_Operated W2_87REF_Operated TRIP CIRCUIT FAILURE LOGIC Trip Circuit Fail TCSAlarmInput TripCctTimer 400 / 0 Trip Cct Pickup Delay = 400ms Trip Cct Dropoff Delay = 0ms IEC Event Code General_Trip General Trip IEC Event Code TCSAlarmOutput Trip Circuit Fail FAULT AND WAVEFORM RECORDER LOGIC Trigger Storage General_Trip StatusTrigger TRIGD & TRIGD TRIGGERSTORAGE New Data Stored General_Trip TriggerHold 0 / 0 & TRIGFLTREC TriggerHold PU = 0ms TriggerHold DO = 0ms TriggerReset 2000 / Siemens Protection Devices Limited Chapter 3 Page 24 of 27

25 6 LABEL INSERTS DUOBIAS-M-22-2W-R2 3i5o in E8 Case DU3-209-*A 09/02/200 09:08:00 GENERAL STARTER 2 PHASE A 3 PHASE B 4 PHASE C 5 WDG 6 WDG2 7 (87) BIAS. DIFFERENTIAL 8 (87HS) DIFF. HIGHSET 9 (87REF) RESTRICTED E/F 0 (50/5) O/C (50N/5N) DERIVED E/F 2 (74TC) TRIP CIRCUIT FAIL 3 (46IT/46DT) NPS O/C 4 AUX I/P OPERATED 5 AUX 2 I/P OPERATED 6 AUX 3 I/P OPERATED 200 Siemens Protection Devices Limited Chapter 3 Page 25 of 27

26 DUOBIAS-M-22-2W-R2 DU3-209-** DUOBIAS-M-22-2W-R2 DU3-209-** Left Right 09/02/200 09:08:00 09/02/200 09:08:00 GENERAL STARTER (87) BIAS. DIFFERENTIAL 7 2 PHASE A (87HS) DIFF. HIGHSET 8 3 PHASE B (87REF) RESTRICTED E/F 9 4 PHASE C (50) O/C 20 5 WDG (50N) DERIVED E/F 2 6 WDG2 (5) O/C 22 7 (5N) DERIVED E/F 23 8 (46IT/46DT) NPS O/C (74TC) TRIP CIRCUIT FAIL 24 9 AUX I/P OPERATED AUX 9 I/P OPERATED 25 0 AUX 2 I/P OPERATED AUX 0 I/P OPERATED 26 AUX 3 I/P OPERATED AUX I/P OPERATED 27 2 AUX 4 I/P OPERATED 28 3 AUX 5 I/P OPERATED 29 4 AUX 6 I/P OPERATED 30 5 AUX 7 I/P OPERATED 3 6 AUX 8 I/P OPERATED Siemens Protection Devices Limited Chapter 3 Page 26 of 27

27 DUOBIAS-M-22-3W-R2 DU3-309-** DUOBIAS-M-22-3W-R2 DU3-309-** Left Right 09/02/200 09:08:00 09/02/200 09:08:00 GENERAL STARTER (87) BIAS. DIFFERENTIAL 7 2 PHASE A (87HS) DIFF. HIGHSET 8 3 PHASE B (87REF) RESTRICTED E/F 9 4 PHASE C (50) O/C 20 5 WDG (50N) DERIVED E/F 2 6 WDG2 (5) O/C 22 7 WDG3 (5N) DERIVED E/F 23 8 (46IT/46DT) NPS O/C (74TC) TRIP CIRCUIT FAIL 24 9 AUX I/P OPERATED AUX 9 I/P OPERATED 25 0 AUX 2 I/P OPERATED AUX 0 I/P OPERATED 26 AUX 3 I/P OPERATED AUX I/P OPERATED 27 2 AUX 4 I/P OPERATED 28 3 AUX 5 I/P OPERATED 29 4 AUX 6 I/P OPERATED 30 5 AUX 7 I/P OPERATED 3 6 AUX 8 I/P OPERATED Siemens Protection Devices Limited Chapter 3 Page 27 of 27