Siemens 7SR158 Argus Technical Manual

Voltage and frequency relay

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7SR158 Argus

Voltage and Frequency Relay

Answers for energy.

Reyrolle

Protection

Devices

Summary of Contents for Siemens 7SR158 Argus

Page 1 Reyrolle Protection Devices 7SR158 Argus Voltage and Frequency Relay Answers for energy.
Page 3 7SR158 Argus Contents Contents Technical Manual Chapters Description of Operation Settings, Configuration & Instruments Performance Specification Data Communications Installation Commissioning and Maintenance Applications Guide...
Page 4 7SR158 Argus Contents...
Page 5 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.
Page 7 6.7 Real Time Clock ..........................37 6.7.1 Time Synchronisation – Data Communication Interface ............37 6.7.2 Time Synchronisation – Binary Input ................... 37 6.8 Settings Groups ..........................37 6.9 Password Feature..........................38 ©2014 Siemens Protection Devices Limited Chapter 1) Page 3 of 38...
Page 8 Figure 4-3 Logic Diagram: Close Circuit Supervision Feature (74CCS) ............. 32 List of Tables Table 1-1 7SR158 Ordering Options ......................8 Table 2-1 Summary of 7SR158 Relay Configurations ................. 11 Table 4-1 Operating Mode ......................... 36 Chapter 1) Page 4 of 38 ©2014 Siemens Protection Devices Limited...
Page 9 The following notational and formatting conventions are used within the remainder of this document: Setting Menu Location MAIN MENU>SUB-MENU Setting: Elem name -Setting Setting value: value Alternatives: [1st] [2nd] [3rd] ©2014 Siemens Protection Devices Limited Chapter 1) Page 5 of 38...
Page 11 Where external resistors are fitted to relays, these may present a danger of electric shock or burns, if touched. Front Cover The front cover provides additional securing of the relay element within the case. The relay cover should be in place during normal operating conditions. ©2014 Siemens Protection Devices Limited Chapter 1) Page 7 of 38...
Page 12 Negative phase sequence voltage Neutral voltage displacement 74T&C Trip & Close circuit supervision Under/overfrequency Standard version - plus Voltage Vector Shift Rate of Change of Frequency Additional Functionality No additional functionality Spare Chapter 1) Page 8 of 38 ©2014 Siemens Protection Devices Limited...
Page 13 Chapter 1) 7SR158 Description of Operation The relay has 3 VT inputs, configurable in one of three input modes via a setting: Figure 1-1 VT Connections ©2014 Siemens Protection Devices Limited Chapter 1) Page 9 of 38...
Page 14 7SR158 Technical Manual Figure 1-2 Connections Diagram for 7SR158 Relay Chapter 1) Page 10 of 38 ©2014 Siemens Protection Devices Limited...
Page 15 The relay should only be held by the top and bottom plates and the user should not touch the exposed PCB’s. Figure 2-1 Relay shown withdrawn ©2014 Siemens Protection Devices Limited Chapter 1) Page 11 of 38...
Page 16 With the cover in place the user will only has access to the buttons, allowing all areas of the menu system to be viewed, but preventing setting changes and control actions. Chapter 1) Page 12 of 38 ©2014 Siemens Protection Devices Limited...
Page 17 In the event of the station battery voltage level falling below the relay minimum operate level the PSU will automatically switch itself off and latch out – this prevents any PSU overload conditions occurring. The PSU is reset by switching the auxiliary supply off and on. ©2014 Siemens Protection Devices Limited Chapter 1) Page 13 of 38...
Page 18 2) Blank label for user defined information. Figure 2-6 Close up of Relay Label A ‘template’ is available in Reydisp Software to allow users to create and print customised labels. Chapter 1) Page 14 of 38 ©2014 Siemens Protection Devices Limited...
Page 19 LCD when active. All general alarms raised when a fault trigger is generated will be logged into the Fault Data record. ©2014 Siemens Protection Devices Limited Chapter 1) Page 15 of 38...
Page 20 The status of hand reset LEDs is maintained by a back up storage capacitor in the event of an interruption to the d.c. supply voltage. Figure 2-8 LED Indication Label Chapter 1) Page 16 of 38 ©2014 Siemens Protection Devices Limited...
Page 21 INPUT CONFIG > BINARY INPUT CONFIG menu. Figure 2-9 Binary Input Logic ©2014 Siemens Protection Devices Limited Chapter 1) Page 17 of 38...
Page 22 The MAINTENANCE>OUTPUT MATRIX TEST menu includes a facility to test output relays from the relay fascia without the need for a secondary injection test set. Binary outputs can also be energised from the Reydisp Evolution software package where PC facilities are available. Chapter 1) Page 18 of 38 ©2014 Siemens Protection Devices Limited...
Page 23 INPUT CONFIG > INPUT MATRIX menu. Virtual input/outputs can also be used as data items in equations. The status of the virtual inputs and outputs is volatile i.e. not stored during power loss. ©2014 Siemens Protection Devices Limited Chapter 1) Page 19 of 38...
Page 24 Protection Healthy, all pushbuttons and any data communications. Once the Relay has failed in this manner, it is non-recoverable at site and must be returned to the manufacturer for repair. Chapter 1) Page 20 of 38 ©2014 Siemens Protection Devices Limited...
Page 25 If the relay is withdrawn from the case, the case shorting contact will make across the normally closed contacts to provide and external alarm. ©2014 Siemens Protection Devices Limited Chapter 1) Page 21 of 38...
Page 26 A binary or virtual input. 27/59-n VTSInhibit Operation of the VT Supervision function. 27/59-n U/V Guarded Under voltage guard element. User Inhibit Reylogic (graphical logic) Figure 3-1 Logic Diagram: Under/Over Voltage Elements (27/59) Chapter 1) Page 22 of 38 ©2014 Siemens Protection Devices Limited...
Page 27 Operation of the negative phase sequence voltage elements can be inhibited from: Inhibit 47-n A binary or virtual input. 47-n U/V Guarded Under voltage guard element. User Inhibit Reylogic (graphical logic) Figure 3-2 Logic Diagram: NPS Overvoltage Protection (47) ©2014 Siemens Protection Devices Limited Chapter 1) Page 23 of 38...
Page 28 Operation of the neutral overvoltage elements can be inhibited from: Inhibit 59NIT A binary or virtual input. Inhibit59NDT A binary or virtual input. User Inhibit Reylogic (graphical logic) Figure 3-3 Logic Diagram: Neutral Overvoltage Element (59N) Chapter 1) Page 24 of 38 ©2014 Siemens Protection Devices Limited...
Page 29 Operation of the voltage vector shift elements can be inhibited from: Inhibit 78-n A binary or virtual input. 78 U/V Guard (Ph-N) Under voltage guard element. User Inhibit Reylogic (graphical logic) Figure 3-4 Logic Diagram: Vector Shift (78) ©2014 Siemens Protection Devices Limited Chapter 1) Page 25 of 38...
Page 30 Inhibit 81-n A binary or virtual input, or function key. 81-n U/V Guarded Under voltage guard element. User Inhibit Reylogic (graphical logic) Figure 3-5 Logic Diagram: Under/Over Frequency Detector (81) Chapter 1) Page 26 of 38 ©2014 Siemens Protection Devices Limited...
Page 31 Inhibit 81R-n A binary or virtual input. 81R U/V Guard Under voltage guard element. User Inhibit Reylogic (graphical logic) Figure 3-6 Logic Diagram: Rate of Change of Frequency (81R) ©2014 Siemens Protection Devices Limited Chapter 1) Page 27 of 38...
Page 32 Reset operation can be useful, however, as it allows a close or trip sequence to be aborted by dropping off the binary input signal. Chapter 1) Page 28 of 38 ©2014 Siemens Protection Devices Limited...
Page 33 The output CB Successful Close confirms a successful CB Close operation. The output CB Fail to Close is issued if the CB is not closed at the end of the close pulse, Close CB Pulse. ©2014 Siemens Protection Devices Limited Chapter 1) Page 29 of 38...
Page 34 En Counter Reset Mode = Multi Shot: The En Counter Reset Time is started each time the counter is incremented. Where En Counter Reset Time elapses without further count increments the count value is reset to zero. Chapter 1) Page 30 of 38 ©2014 Siemens Protection Devices Limited...
Page 35 Protection functions can be used in Quick Logic by mapping them to a Virtual Input / Output. Refer to Chapter 7 – Applications Guide for examples of Logic schemes. ©2014 Siemens Protection Devices Limited Chapter 1) Page 31 of 38...
Page 36 The use of one or two binary inputs mapped to the same Trip Circuit Supervision element (e.g. 74TCS-n) allows the user to realise several alternative monitoring schemes. Figure 4-2 Logic Diagram: Trip Circuit Supervision Feature (74TCS) Figure 4-3 Logic Diagram: Close Circuit Supervision Feature (74CCS) Chapter 1) Page 32 of 38 ©2014 Siemens Protection Devices Limited...
Page 37 An output is available to reset this counter. Binary outputs can be mapped to each of the above counters, these outputs are energised when the user defined Count Target or Alarm Limit is reached. ©2014 Siemens Protection Devices Limited Chapter 1) Page 33 of 38...
Page 38 As well as defining the stored waveform record duration the user can select the percentage of the waveform storage prior to triggering. Waveforms are sampled at a rate of 1600Hz. Stored waveforms can be erased using the DATA STORAGE/Waveform Storage>Clear Waveforms setting or from Reydisp. Chapter 1) Page 34 of 38 ©2014 Siemens Protection Devices Limited...
Page 39 The 'A' symbol at the top-right position of the LCD indicates that new Events, Waveform Records or Fault Records are currently being held in volatile RAM and the archiving, to non-volatile flash disk storage, is being temporarily blocked. ©2014 Siemens Protection Devices Limited Chapter 1) Page 35 of 38...
Page 40 Fascia Enabled Enabled Enabled Disabled Enabled Enabled Historical Information Waveform Records Enabled Enabled Enabled Event Records Enabled Enabled Enabled Fault Information Enabled Enabled Enabled Setting Information Enabled Enabled Enabled Chapter 1) Page 36 of 38 ©2014 Siemens Protection Devices Limited...
Page 41 (Select Grp Mode: Level triggered) or latches into the selected group after energisation of the input (Select Grp Mode: Edge triggered). Settings are stored in non-volatile memory. ©2014 Siemens Protection Devices Limited Chapter 1) Page 37 of 38...
Page 42 The password validation screen also displays a numerical code. If the password is lost or forgotten, this code should be communicated to Siemens Protection Devices Ltd. and the password can be retrieved. Chapter 1) Page 38 of 38...
Page 43 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.
Page 45 Figure 2.1-1 USB connection to PC ........................13 Figure 2.1-2 RS485 connection to PC ....................... 13 Figure 2.1-3 PC Comm Port Selection ......................15 Figure 2.1-4 PC Language File Editor ....................... 15 ©2013 Siemens Protection Devices Limited Chapter 2 Page 3 of 16...
Page 47 To change the contrast on the LCD insert a flat bladed screwdriver into the screwhead below the contrast symbol, turning the screwhead left (anti-clockwase) lightens the contrast of the LCD and turning it right (clockwise) darkens the display. Figure 1.1-2 Fascia Contrast symbol ©2013 Siemens Protection Devices Limited Chapter 2 Page 5 of 16...
Page 48 This push-button is used to return the relay display to its initial status or one level up in the menu structure. Pressed repeatedly will return to the Relay Identifier screen. It is also used to reject any alterations to a setting while in the edit mode. TEST/RESET Chapter 2 - Page 6 of 16 ©2013 Siemens Protection Devices Limited...
Page 49 LEDs will momentarily light up to indicate their correct operation. It also moves the cursor right when navigating through menus and settings. Figure 1.1-4 Menu Structure ©2013 Siemens Protection Devices Limited Chapter 2 Page 7 of 16...
Page 50 The actual setting ranges and default values for each relay model can be found in the appendix to this manual. Chapter 2 - Page 8 of 16 ©2013 Siemens Protection Devices Limited...
Page 51 Displays the calculated Earth voltage both primary and secondary which also shows the secondary angle 0.00V 0.00V ---- Last Trip Voltage Displays the Phase to Neutral Voltage Nominal RMS values from Last Trip 0.00V 0.00V 0.00V ©2013 Siemens Protection Devices Limited Chapter 2 Page 9 of 16...
Page 52 V Phase A Demand Displays the Voltage demand based on Va. 0.00V 0.00V Mean 0.00V V Phase B Demand Displays the Voltage demand based on Vb. 0.00V 0.00V Mean 0.00V Chapter 2 - Page 10 of 16 ©2013 Siemens Protection Devices Limited...
Page 53 COM1 Displays which com ports are currently active COM2 Displays data traffic on Communications Port 1 COM1 TRAFFIC COM1 Tx1 COM1 Rx1 Error COM1 Rx1 ©2013 Siemens Protection Devices Limited Chapter 2 Page 11 of 16...
Page 54 Each record contains data on the operated elements, analogue values and LED flag states at the time of the fault. The data is viewed by scrolling down using the button. Chapter 2 - Page 12 of 16 ©2013 Siemens Protection Devices Limited...
Page 55 Front USB connection To connect your pc locally via the front USB port. Figure 2.1-1 USB connection to PC 2.1.2 Rear RS485 connection Figure 2.1-2 RS485 connection to PC ©2013 Siemens Protection Devices Limited Chapter 2 Page 13 of 16...
Page 56 With the preferred port highlighted select the ‘Properties’ option and ensure the baud rate and parity match that selected in the relay settings. Select ‘Connect’ to initiate the relay-PC connection. Chapter 2 - Page 14 of 16 ©2013 Siemens Protection Devices Limited...
Page 57 The Reyrolle Language File Editor tool and its user manual are installed as part of the Reydisp Evolution software package. They can be found in your pc as sub menus of the Reydisp Evolution installation. Figure 2.1-4 PC Language File Editor ©2013 Siemens Protection Devices Limited Chapter 2 Page 15 of 16...
Page 58 Care should be taken to ensure a unique file name is given including a version control reference. The user will be prompted to restart the relay to activate the language file. Please refer to the Language Editor Manual for further guidance. Chapter 2 - Page 16 of 16 ©2013 Siemens Protection Devices Limited...
Page 59 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.
Page 61 Reference .......................... 23 3.1.2 Operate and Reset Time ....................23 List of Figures Figure 1.2-1 Binary Input Configurations Providing Compliance with EATS 48-4 Classes ESI 1 and ESI 2 ....................... 9 ©2013 Siemens Protection Devices Limited Chapter 3 Page 3 of 24...
Page 63 See appropriate case outline and panel drilling drawing, as specified in Diagrams and Parameters of the Installation section, for complete dimensional specifications. 1.1.4 Weights Parameter Value 7SR158, E4 case 2.7 kg Net weight ©2013 Siemens Protection Devices Limited Chapter 3 Page 5 of 24...
Page 64 Minimum 4.2W 250V DC User Access (back light) 5.4W Maximum 7.5W Minimum 9VA 0.5PF approx. 115V AC User Access (back light) 10VA 0.5PF approx. Maximum 15VA 0.5PF approx. Chapter 3 - Page 6 of 24 ©2013 Siemens Protection Devices Limited...
Page 65 47.5 to 52.5Hz and 57 to 63Hz 1.2.2.1 Burden Attribute Value AC Burden - 0.02 VA @ 63.5 V, 0.06 VA @ 110 Vrms 1.2.2.2 Thermal Withstand Attribute Value Overvoltage Withstand (Continuous) 300 Vrms ©2013 Siemens Protection Devices Limited Chapter 3 Page 7 of 24...
Page 66 To comply with EATS 48-4, classes ESI 1 and ESI 2, external components / BI pick-up delays are required as shown in fig. 1-1. To achieve immunity from AC interference, a BI pick-up delay of typically one-cycle can be applied. Chapter 3 - Page 8 of 24 ©2013 Siemens Protection Devices Limited...
Page 67 For AC operation the BI pick-up delay should be set to 0ms and the drop-off delay to 25ms. For AC operation wiring should be less than 10 metres in length. Figure 1.2-1 Binary Input Configurations Providing Compliance with EATS 48-4 Classes ESI 1 and ESI 2 ©2013 Siemens Protection Devices Limited Chapter 3 Page 9 of 24...
Page 68 The specification below applies only while no external synchronisation signal (e.g. 60870-5-103) is being received. Attribute Value 3.5 ppm (no auxiliary supply connected) Accuracy (-10 to +55 100 ppm (auxiliary supply connected) Chapter 3 - Page 10 of 24 ©2013 Siemens Protection Devices Limited...
Page 69 1.0 kV AC RMS for 1 min 1.4.1.5 IP Ratings IEC60529 Type Level Rear IP 20 Installed with cover on Front IP 51 Rear IP 20 Installed with cover removed Front IP 20 ©2013 Siemens Protection Devices Limited Chapter 3 Page 11 of 24...
Page 70 1.4.2.2 Conducted Radio Frequency Limits Type Quasi-peak Average 0.15 to 0.5 MHz 79 dB( V) 66 dB( V) 0.5 to 30 MHz 73 dB( V) 60 dB( V) Chapter 3 - Page 12 of 24 ©2013 Siemens Protection Devices Limited...
Page 71 RV = Residual Voltage Test Value. Two conditions: (a) range voltage low-20% and (b) range voltage high +20% No effect on relay performance Restart with no mal-operation, loss of data or relay damage ©2013 Siemens Protection Devices Limited Chapter 3 Page 13 of 24...
Page 72 No data loss * Note 45ms pick up delay applied to binary inputs 1.4.3.7 Conducted Radio Frequency Interference IEC 60255-22-6 Type Level 0.15 to 80 MHz 10 V Chapter 3 - Page 14 of 24 ©2013 Siemens Protection Devices Limited...
Page 73 X-plane - 3.5mm displacement below crossover freq (8-9Hz) 1.0gn above Seismic response Y-plane - 1.5mm displacement below crossover freq (8-9Hz) 0.5gn above 1.4.4.4 Mechanical Classification Type Level Durability > 10 operations ©2013 Siemens Protection Devices Limited Chapter 3 Page 15 of 24...
Page 74 Undervoltage 1.1 to 0.5 xVs: 58 ms, 10ms Operate time following delay 1 % or 10ms basic Repeatability 1 % or 10ms Disengaging time < 80 ms Chapter 3 - Page 16 of 24 ©2013 Siemens Protection Devices Limited...
Page 75 0V to 10 xVs, 70ms, 20ms Operate time following delay 2 % or 20ms basic Repeatability 1 % or 20ms Overshoot time < 40 ms Disengaging time < 90 ms ©2013 Siemens Protection Devices Limited Chapter 3 Page 17 of 24...
Page 76 Reference (59NIT) Parameter Value Multiplier setting Setting 1, 1.5… 100V Applied Current (for Operate-Time) 2 x Vs IDMTL Delay setting 0, 0.01… 20 s Reset setting 0, 1…60 s Chapter 3 - Page 18 of 24 ©2013 Siemens Protection Devices Limited...
Page 77 = IDMTL 5 % or 65ms Reset Time char = DTL 1 % or 40ms Repeatability 1 % or 20ms Overshoot time < 40 ms Disengaging time < 100 ms ©2013 Siemens Protection Devices Limited Chapter 3 Page 19 of 24...
Page 78 2.0, 2.5 ... 30 ° Nominal Frequency 50 Hz or 60 Hz 2.4.2 Operate Level Attribute Value Operate Level 2° 2.4.3 Operate Time Attribute Value Basic operate time 40 ms basic Chapter 3 - Page 20 of 24 ©2013 Siemens Protection Devices Limited...
Page 79 Typically 110ms between 0.1 underfrequency and 5.0 Hz/sec) Maximum 150ms Operate time following delay 1 % or 10ms basic Repeatability 1 % or 10ms Disengaging time 100 ms ©2013 Siemens Protection Devices Limited Chapter 3 Page 21 of 24...
Page 80 185 ms Element basic operate time (for ROCOF 2x setting) Maximum 200 ms Operate time following delay 1 % or 10 ms basic Repeatability 1 % or 10 ms Chapter 3 - Page 22 of 24 ©2013 Siemens Protection Devices Limited...
Page 81 Element basic operate time 30ms 10ms basic Operate time following delay 1 % or 10ms basic Repeatability 1 % or 10ms -10 °C to +55 °C Variation ± 5 % ©2013 Siemens Protection Devices Limited Chapter 3 Page 23 of 24...
Page 82 Chapter 3) 7SR158 Performance Specification Chapter 3 - Page 24 of 24 ©2013 Siemens Protection Devices Limited...
Page 83 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.
Page 85 5.3.3 Binary Output Status Points and Control Relay Output Blocks..........47 5.3.4 Counters..........................51 5.3.5 Analog Inputs.......................... 52 5.4 Additional Settings..........................54 6. Not Applicable......................55 7. Not Applicable......................57 © 2013 Siemens Protection Devices Limited Chapter 4 - Page 3 of 66...
Page 86 List of Figures Fig. 2-1 Communication to Front USB Port......................8 Fig. 2-2 Communication to Multiple Devices using RS485 (Standard Port)............10 Fig. A1 Operating Mode Table..........................65 Chapter 4 - Page 4 of 66 © 2013 Siemens Protection Devices Limited...
Page 87 Reydisp Evolution or Reydisp Manager Software is available, for computers running Microsoft Windows™, to connect to devices to provide operational information, post-fault analysis, setting interrogation and editing facilities etc. Configuration software can be downloaded from our website http://www.siemens.com/energy. This section specifies connection details and lists the information available through the individual protocols.
Page 89 Any port not required can be disabled by setting its protocol to OFF. When connecting to Reydisp Evolution software the protocol for the relevant port should be set to IEC60870-5-103. Siemens Protection Devices Limited (SPDL) can provide a range of interface devices, please refer to product portfolio catalogue.
Page 90 Remote USB Type A socket on PC USB Data Cable Local Engineer Access USB Type B USB Type A Fig. 2-1 Communication to Front USB Port Chapter 4 - Page 8 of 66 © 2013 Siemens Protection Devices Limited...
Page 91 EVEN accordance with the master device. Local Refer to Appendix COM1-RS485 Remote 1, page 65, for Local or Remote Mode further explanation Remote © 2013 Siemens Protection Devices Limited Chapter 4 - Page 9 of 66...
Page 92 System station available To Control System RS 485 Twisted pair Cable RS485 RS485 RS485 Fig. 2-2 Communication to Multiple Devices using RS485 (Standard Port) Chapter 4 - Page 10 of 66 © 2013 Siemens Protection Devices Limited...
Page 93 The Station Address of the port being used must be set to a suitable address within the range 0 - 254 to enable communication. This can be set by the Communications Menu : COM n-xxxxx Station Address setting. © 2013 Siemens Protection Devices Limited Chapter 4 - Page 11 of 66...
Page 94 Negative command acknowledge Note: Events listing a GI cause of transmission can be raised and cleared; other events are raised only. Chapter 4 - Page 12 of 66 © 2013 Siemens Protection Devices Limited...
Page 95 2 Time tagged message (relative time) (monitor direction) 3.1 Measurands I 4 Time-tagged measurands with relative time 5 Identification message 6 Time synchronisation 7 General Interrogation Initialization 9 Measurands II 20 General command © 2013 Siemens Protection Devices Limited Chapter 4 - Page 13 of 66...
Page 96 184 Quick Logic E3 1 SE, GI 185 Quick Logic E4 1 SE, GI 5 Binary Input 5 1 SE, GI 6 Binary Input 6 1 SE, GI Chapter 4 - Page 14 of 66 © 2013 Siemens Protection Devices Limited...
Page 97 8 LED PU 8 1 SE, GI 9 LED PU 9 1 SE, GI 2 Reset FCB 5 SE 3 Reset CU 5 SE 4 Start/Restart 5 SE © 2013 Siemens Protection Devices Limited Chapter 4 - Page 15 of 66...
Page 98 124 CB Delta Trip Count 1 SE, GI 1 SE 126 Reset CB Total Trip Count 20 Ack, Nak 1 SE 127 Reset CB Delta Trip Count Chapter 4 - Page 16 of 66 © 2013 Siemens Protection Devices Limited...
Page 99 1 SE 158 User DP Command 1 20 Ack, Nak 1 SE 159 User DP Command 2 20 Ack, Nak 1 SE 160 User DP Command 3 © 2013 Siemens Protection Devices Limited Chapter 4 - Page 17 of 66...
Page 100 (1.2x) (Window 1%) Window x VPh Max (1.2x) (Window 1%) 3.4.3 Disturbance Recorder Actual Channel (ACC) Numbers The following Disturbance Recorder channel numbers apply to this device. Chapter 4 - Page 18 of 66 © 2013 Siemens Protection Devices Limited...
Page 101 Chapter 4) 7SR158 - Data Communications Description 1 V1 2 V2 3 V3 © 2013 Siemens Protection Devices Limited Chapter 4 - Page 19 of 66...
Page 103 Communication via MODBUS over Ethernet requires external devices. Please refer to the documents TCPIP Catalogue Sheet and TCPIP Interface Technical Guidance Notes for more information. Definitions with shaded area are not available on all relay models. © 2013 Siemens Protection Devices Limited Chapter 4 - Page 21 of 66...
Page 104 1,000,000 as a float (from above) we have 49742400h. Assume this is stored in the registers 30001 and 30002, it would look as follows. Chapter 4 - Page 22 of 66 © 2013 Siemens Protection Devices Limited...
Page 105 As an example, if we take the hex representation of 5678 we have 162Eh. Assume this is stored in the register 30001, it would look as follows: © 2013 Siemens Protection Devices Limited Chapter 4 - Page 23 of 66...
Page 106 Time Stamp Minutes (MSB = invalid, time not set > 23 hours). Time Stamp Hours (MSB = Summer time flag). RT L Relative Time low byte. RT H Relative Time high byte. Chapter 4 - Page 24 of 66 © 2013 Siemens Protection Devices Limited...
Page 107 Time Stamp Years low byte. Ye H Time Stamp Years high byte (Not Used). The following table shows the fields in the time as they are returned. © 2013 Siemens Protection Devices Limited Chapter 4 - Page 25 of 66...
Page 108 0905h. Assume this is stored in the register 30001, it would look as follows: Address Value 30001 0905 On reception this register should be interpreted as a 16 bit integer. Chapter 4 - Page 26 of 66 © 2013 Siemens Protection Devices Limited...
Page 109 00211 User DP Command 4 00212 User DP Command 5 00213 User DP Command 6 00214 User DP Command 7 00215 User DP Command 8 4.3.2 Inputs (Read Only Binary values) © 2013 Siemens Protection Devices Limited Chapter 4 - Page 27 of 66...
Page 110 10286 Close Circuit Fail 10290 General Alarm 1 10291 General Alarm 2 10292 General Alarm 3 10293 General Alarm 4 10294 General Alarm 5 10295 General Alarm 6 Chapter 4 - Page 28 of 66 © 2013 Siemens Protection Devices Limited...
Page 111 10806 Reset Start Count 10900 User SP Command 1 10901 User SP Command 2 10902 User SP Command 3 10903 User SP Command 4 10904 User SP Command 5 © 2013 Siemens Protection Devices Limited Chapter 4 - Page 29 of 66...
Page 112 1.000000 Vpps V 30052 Vnps FP_32BITS_3DP 1.000000 Vnps V 30054 Vzps FP_32BITS_3DP 1.000000 Vzps Degrees 30056 Vpps FP_32BITS_3DP 1.000000 Vpps Degrees 30058 Vnps FP_32BITS_3DP 1.000000 Vnps Degrees Chapter 4 - Page 30 of 66 © 2013 Siemens Protection Devices Limited...
Page 113 1.000000 Active Setting Group 30400 Frequency Max FP_32BITS_3DP 1.000000 Frequency Max 4.3.4 Holding Registers (Read Write Registers) FW# Address Name Format Mult Description 40001 Time TIME_METER 0.000000 Time © 2013 Siemens Protection Devices Limited Chapter 4 - Page 31 of 66...
Page 115 (Also see the DNP 3.0 Implementation Table in Section 5.2, beginning on page 36). Vendor Name: Siemens Protection Devices Ltd. Device Name: 7SR158, using the Triangle MicroWorks, Inc. DNP3 Slave Source Code Library, Version 3. Device Function: Highest DNP Level Supported:...
Page 116 Default Counter Object/Variation: No Counters Reported No Counters Reported Configurable (attach explanation) Configurable 16 Bits Default Object 32 Bits Default Variation: _____ Point-by-point list attached Other Value: _____ Chapter 4 - Page 34 of 66 © 2013 Siemens Protection Devices Limited...
Page 117 Append File Mode Custom Status Code Strings Permissions Field File Events Assigned to Class File Events Send Immediately Multiple Blocks in a Fragment Max Number of Files Open © 2013 Siemens Protection Devices Limited Chapter 4 - Page 35 of 66...
Page 118 Double Bit Input Change 06 (no range, or all) (response) 1 (read) 17, 28 (index) see note 1) with Relative Time 07, 08 (limited qty) (unsol. resp) Chapter 4 - Page 36 of 66 © 2013 Siemens Protection Devices Limited...
Page 119 16-Bit Binary Counter 06 (no range, or all) 1 (read) 17, 28 (index (with Flag) 07, 08 (limited qty) (response) - see note 2) 17, 27, 28 (index) © 2013 Siemens Protection Devices Limited Chapter 4 - Page 37 of 66...
Page 120 1 (default - 32-Bit Counter Change 06 (no range, or all) (response) 1 (read) 17, 28 (index) see note 1) Event (without Time) 07, 08 (limited qty) (unsol. resp) Chapter 4 - Page 38 of 66 © 2013 Siemens Protection Devices Limited...
Page 121 00, 01 (start-stop) 16-Bit Analog Input 1 (read) 06 (no range, or all) 17, 28 (index (without Flag) (response) 07, 08 (limited qty) - see note 2) © 2013 Siemens Protection Devices Limited Chapter 4 - Page 39 of 66...
Page 122 Frozen Analog Event - Any Variation 32-Bit Frozen Analog Event (without Time) 16-Bit Frozen Analog Event (without Time) 32-Bit Frozen Analog Event (with Time) 16-Bit Frozen Analog Event Chapter 4 - Page 40 of 66 © 2013 Siemens Protection Devices Limited...
Page 123 22 (assign class) 06 (no range, or all) 1 (read) 07, 08 (limited qty) Class 2 Data 20 (enbl. unsol.) 06 (no range, or all) 21 (dab. unsol.) © 2013 Siemens Protection Devices Limited Chapter 4 - Page 41 of 66...
Page 124 00 or 01. (For change-event objects, qualifiers 17 or 28 are always responded.) Note 3: Writes of Internal Indications are only supported for index 7 (Restart IIN1-7). Chapter 4 - Page 42 of 66 © 2013 Siemens Protection Devices Limited...
Page 125 36 Out Of Service Mode 37 Local Mode 38 Local & Remote 41 Trip Circuit Fail 45 General Start/Pick-up 46 VT Fuse Failure 67 47-1 68 47-2 70 27/59-1 71 27/59-2 © 2013 Siemens Protection Devices Limited Chapter 4 - Page 43 of 66...
Page 126 303 27/59 PhB 304 27/59 PhC 411 Setting G1 selected 412 Setting G2 selected 413 Setting G3 selected 414 Setting G4 selected 427 CB 1 501 Virtual Input 1 Chapter 4 - Page 44 of 66 © 2013 Siemens Protection Devices Limited...
Page 127 805 Binary Output 5 806 Binary Output 6 807 Binary Output 7 808 Binary Output 8 871 Cold Start 872 Warm Start 873 Re-Start 874 Power On 875 Expected Restart © 2013 Siemens Protection Devices Limited Chapter 4 - Page 45 of 66...
Page 128 Static Object 3 Event Object 4 (1, 2, 3 or none) 0 CB 1 10 User DP Command 1 11 User DP Command 2 12 User DP Command 3 Chapter 4 - Page 46 of 66 © 2013 Siemens Protection Devices Limited...
Page 129 The default select/control buffer size is large enough to hold 10 of the largest select requests possible. Binary outputs are by default NOT returned in a class zero interrogation. Note, not all points listed here apply to all builds of devices. © 2013 Siemens Protection Devices Limited Chapter 4 - Page 47 of 66...
Page 130 Latch On Latch On Close Pulse On 36 Settings Group 3 Latch On Latch On Close Pulse On 37 Settings Group 4 Latch On Latch On Close Chapter 4 - Page 48 of 66 © 2013 Siemens Protection Devices Limited...
Page 131 Pulse On Close Pulse On 101 User SP Command 3. Latch On Pulse On Close Pulse On 102 User SP Command 4. Latch On Pulse On Close © 2013 Siemens Protection Devices Limited Chapter 4 - Page 49 of 66...
Page 132 Latch On Pulse On 111 User DP Command 5. Latch Off Pulse Off Close Trip Pulse On Pulse On 112 User DP Command 6. Pulse Off Pulse Off Chapter 4 - Page 50 of 66 © 2013 Siemens Protection Devices Limited...
Page 133 Counters are by default returned in a class zero interrogation. Note, not all points listed here apply to all builds of devices. © 2013 Siemens Protection Devices Limited Chapter 4 - Page 51 of 66...
Page 134 Analog change event will be generated, and once generated in which class poll (1, 2, 3, or none) will the change event be reported. Chapter 4 - Page 52 of 66 © 2013 Siemens Protection Devices Limited...
Page 135 1.000 1.000 136 CB Delta Trip Count 1.000 1.000 168 Va Last Trip 1.000 Disabled 169 Vb Last Trip 1.000 Disabled 170 Vc Last Trip 1.000 Disabled © 2013 Siemens Protection Devices Limited Chapter 4 - Page 53 of 66...
Page 136 Unsolicited Events set to Enabled. Setting is only visible DNP3 when any port Application 5, 6 ... 299, 300 As Required Protocol is set to Timeout DNP3. Chapter 4 - Page 54 of 66 © 2013 Siemens Protection Devices Limited...
Page 137 Chapter 4) 7SR158 - Data Communications 6. Not Applicable This Page Intentionally Left Blank. © 2013 Siemens Protection Devices Limited Chapter 4 - Page 55 of 66...
Page 139 Chapter 4) 7SR158 - Data Communications 7. Not Applicable This Page Intentionally Left Blank. © 2013 Siemens Protection Devices Limited Chapter 4 - Page 57 of 66...
Page 141 Finally, the settings selected for configuration should be stored in the modem's memory for power on defaults. 8.4 Connecting to the Remote Modem Once the remote modem has been configured correctly, it should be possible to make connection to the relay. © 2013 Siemens Protection Devices Limited Chapter 4 - Page 59 of 66...
Page 142 Where this is not possible the local modem should be set with settings equivalent to those of the remote modem as described above. Chapter 4 - Page 60 of 66 © 2013 Siemens Protection Devices Limited...
Page 143 Reydisp software Communications Editor tool. The Communications Editor is provided to allow its users to configure the Communication Protocol's Files in Reyrolle brand Relays manufactured by Siemens Protection Devices Limited (SPDL). The editor supports configuring DNP3, IEC60870-5-103, IEC60870-5-101 and MODBUS protocols.
Page 144 Instruments menu. The user must ensure when naming the file, they use a unique file name including the version number. Please refer to the Communications Editor User Guide for further guidance. Chapter 4 - Page 62 of 66 © 2013 Siemens Protection Devices Limited...
Page 145 When connecting relays in an optical ring architecture, the data must be passed from one relay to the next, therefore when connecting in this method all relays must have the Data Echo ON. EN100 Siemens' Ethernet communications module supporting IEC61850, available in optical and electrical versions. Ethernet A computer networking technology.
Page 146 Bit (logical 1) sent to signify the end. Universal Serial Bus standard for the transfer of data. Wide Area Network. A computer network covering a large geographic area. Chapter 4 - Page 64 of 66 © 2013 Siemens Protection Devices Limited...
Page 147 Com3-Mode = Remote Com4 when Com4-Mode = Local when Com4-Mode = Remote Fascia Historical Information Waveform Records Event Records Fault Information Setting Information Fig. A1 Operating Mode Table © 2013 Siemens Protection Devices Limited Chapter 4 - Page 65 of 66...
Page 148 Tyne and Wear NE31 1TZ United Kingdom For enquiries please contact our Customer Support Centre Tel.: +49 180/524 8437 (24hrs) Fax.: +49 180/524 2471 E-Mail:support.ic@siemens.com www.siemens.com/protection Template Revision 5. Chapter 4 - Page 66 of 66 © 2013 Siemens Protection Devices Limited...
Page 149 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.
Page 151 Figure 4.1-1 E4 Case viewed from rear ......................10 Figure 4.1-2 E4 Case Terminal Arrangement viewed from rear................ 11 Figure 4.1-3 7SR158 Connection Diagram ..................... 12 Figure 6.1-1 RS485 Data Comms Connections Between Relays ..............14 ©2013 Siemens Protection Devices Limited Chapter 5 Page 3 of 14...
Page 153 There can be no requirement to disassemble any relay, since there are no user serviceable parts in the relay. If any modules have been tampered with, then the guarantee will be invalidated. Siemens Protection Devices Limited reserves the right to charge for any subsequent repairs.
Page 154 The relays and protection systems manufactured under the Reyrolle brand currently do not come within the scope of either the European WEEE or RoHS directives as they are equipment making up a fixed installation. ©2013 Siemens Protection Chapter 5 - Page 6 of 14 Devices Limited...
Page 155 Front Cover The front cover provides additional securing of the relay element within the case. The relay cover should be in place during normal operating conditions. ©2013 Siemens Protection Devices Limited Chapter 5 Page 7 of 14...
Page 156 The following drawing which is available from the website gives panel cut-out and mounting details. Figure 3.1-1 Overall Dimensions and Panel Drilling for Size E4 Epsilon Case Hardware Model Net Weight Kg 7SR158 ©2013 Siemens Protection Chapter 5 - Page 8 of 14 Devices Limited...
Page 157 4 off M4 Lock Washer Typical rear terminal block fixing kit (1kit per terminal block fitted to relay) consists of: 28 off M4, 8mm Screws 28 off M4 Lock Washer ©2013 Siemens Protection Devices Limited Chapter 5 Page 9 of 14...
Page 158 2) RS485 (Block ”B” Terms 14, 16, 18, 20) connection to this communication facility is by screened, twisted pair cable. On site when wiring other facilities ensure that these terminals are not obscured by other wiring runs. Cable should be RS485 compliant. ©2013 Siemens Protection Chapter 5 - Page 10 of 14 Devices Limited...
Page 159 Chapter 5) 7SR158 Installation Guide Figure 4.1-2 E4 Case Terminal Arrangement viewed from rear ©2013 Siemens Protection Devices Limited Chapter 5 Page 11 of 14...
Page 160 Chapter 5) 7SR158 Installation Guide Section 5: Connection/Wiring/Diagrams Figure 4.1-3 7SR158 Connection Diagram ©2013 Siemens Protection Chapter 5 - Page 12 of 14 Devices Limited...
Page 161 27/59, 47, 59N, 78, 81, 81R Phase – Neutral Phase – Phase Calculated Va, Vb, Vc 27/59, 47, 78, 81, Phase – Neutral Phase – Phase Calculated No ZPS available ©2013 Siemens Protection Devices Limited Chapter 5 Page 13 of 14...
Page 162 The RS485 data communications link with a particular relay will be broken if the relay element is withdrawn from the case, all other relays will still communicate. RS485 Twisted pair screened cable To Control System RS485 RS485 RS485 Figure 6.1-1 RS485 Data Comms Connections Between Relays ©2013 Siemens Protection Devices Limited Chapter 5 - Page 14 of 14...
Page 163 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.
Page 164 Chapter 6) 7SR158 Commissioning & Maintenance Guide Chapter 6 - Page 2 of 24 ©2013 Siemens Protection Devices Limited...
Page 165 Section 4: Control & Logic Functions ........................ 22 4.1 Quick Logic ............................. 22 Section 5: Testing and Maintenance ......................... 23 5.1 Periodic Tests..........................23 5.2 Maintenance ............................ 23 5.3 Troubleshooting ..........................24 ©2013 Siemens Protection Devices Limited Chapter 6 Page 3 of 24...
Page 166 Chapter 6) 7SR158 Commissioning & Maintenance Guide List of Figures No table of figures entries found. List of Tables Table 2-1 Troubleshooting Guide ....................24 Chapter 6 - Page 4 of 24 ©2013 Siemens Protection Devices Limited...
Page 167 The ‘Description of Operation’ section of this manual provides detailed information regarding the operation of each function of the relay. All functions are not available in all devices, please refer the ‘Description of Operation’ section to establish your function set. ©2013 Siemens Protection Devices Limited Chapter 6 Page 5 of 24...
Page 168 Test Engineer to interfere with the actual in-service settings in the normally active group. This Test group may also be used for functional testing where it is necessary to disable or change settings to facilitate testing. Chapter 6 - Page 6 of 24 ©2013 Siemens Protection Devices Limited...
Page 169 Automated setting comparison can be carried out by Reydisp using the Compare Settings Groups function in the Edit menu. Any modified settings will be clearly highlighted. ©2013 Siemens Protection Devices Limited Chapter 6 Page 7 of 24...
Page 170 Note. The time measured will include an additional delay, typically less than 20ms, due to the response time of the binary input hardware, software processing time and the operate time of the output relay. Tested Measured Measured Notes (method of initiation) Delay Delay Chapter 6 - Page 8 of 24 ©2013 Siemens Protection Devices Limited...
Page 171 The operation of these contacts should be checked. Binary Output 1 terminals 1 & 2 Alarm Checked Binary Output 2 terminals 5 & 6 Alarm Checked ©2013 Siemens Protection Devices Limited Chapter 6 Page 9 of 24...
Page 172 At the end of testing the relay settings should be compared to the file extracted at the start to ensure that errors have not been introduced. Chapter 6 - Page 10 of 24 ©2013 Siemens Protection Devices Limited...
Page 173 D.O. P.U. Op. Time Tolerance setting (sec) (calculated) Volts Volts @ 2x Vs (OV) Guard (Volts) @ 0.5x Vs (UV) Check correct indication, trip output, alarm contacts, waveform record. ©2013 Siemens Protection Devices Limited Chapter 6 Page 11 of 24...
Page 174 27 Undervoltage element resets, this can be detected by the General Pickup LED reset if no other element is operated (this includes any Undervoltage element which is not UV Guarded). Tolerance V element Blocked NOTES (Volts) Used for test Volts Chapter 6 - Page 12 of 24 ©2013 Siemens Protection Devices Limited...
Page 175 The NPS Overvoltage element can be blocked by Binary Input Inhibit. This functionality should be checked. Element BI Inhibits 47-1 47-2 When testing is complete reinstate any of the disabled functions. ©2013 Siemens Protection Devices Limited Chapter 6 Page 13 of 24...
Page 176 Setting Phase P.U. D.O. @ 2 x Vs @ - x Vs (Volts) Tolerance Tolerance (Volts) (Volts) (sec) (sec) Check correct indication, trip output, alarm contacts, waveform record. Chapter 6 - Page 14 of 24 ©2013 Siemens Protection Devices Limited...
Page 177 The Neutral Overvoltage elements can be blocked by Binary Input Inhibit. This functionality should be checked. Element BI Inhibits 59NIT 59NDT When testing is complete reinstate any of the disabled functions. ©2013 Siemens Protection Devices Limited Chapter 6 Page 15 of 24...
Page 178 The vector shift elements can be blocked by Binary Input Inhibit. This functionality should be checked. Element BI Inhibits 78-1 78-2 When testing is complete reinstate any of the disabled functions. Chapter 6 - Page 16 of 24 ©2013 Siemens Protection Devices Limited...
Page 179 81 U/V Guard Setting at a frequency in the operate range. Increase the voltage until the relay operates. Freq element Blocked Unblocked NOTES Setting Used for test Volts (D.O.) Volts (P.U.) (Volts) Check correct indication, trip output, alarm contacts, waveform record. ©2013 Siemens Protection Devices Limited Chapter 6 Page 17 of 24...
Page 180 The U/O Frequency elements can be blocked by Binary Input Inhibit. This functionality should be checked. Element BI Inhibits 81-1 81-2 81-3 81-4 81-5 81-6 When testing is complete reinstate any of the disabled functions. Chapter 6 - Page 18 of 24 ©2013 Siemens Protection Devices Limited...
Page 181 Increase the voltage until the relay operates. ROCOF Blocked Unblocked NOTES Setting element ROCOF ROCOF (Volts) Used for test (D.O.) (P.U.) Check correct indication, trip output, alarm contacts, waveform record. ©2013 Siemens Protection Devices Limited Chapter 6 Page 19 of 24...
Page 182 The ROCOF elements can be blocked by Binary Input Inhibit. This functionality should be checked. Element BI Inhibits 81R-1 81R-2 81R-3 81R-4 81R-5 81R-6 When testing is complete reinstate any of the disabled functions. Chapter 6 - Page 20 of 24 ©2013 Siemens Protection Devices Limited...
Page 183 The T/CCS-n Delay can be initiated by applying an inversion to the relevant status input and measured by monitoring of the alarm output. TCS-n Delay setting Measured CCS-n Delay setting Measured ©2013 Siemens Protection Devices Limited Chapter 6 Page 21 of 24...
Page 184 The function of the Quick Logic equations should be tested conjunctively with connected plant or by simulation to assess suitability and check for correct operation on an individual basis with tests specifically devised to suit the particular application. Chapter 6 - Page 22 of 24 ©2013 Siemens Protection Devices Limited...
Page 185 Relay failure will be indicated by the ‘Protection Healthy’ LED being off or flashing. A message may also be displayed on the LCD. In the event of failure Siemens Protection Devices Ltd. (or one of its agents) should be contacted – see defect report sheet in section 5.3.
Page 186 Table 2-1 Troubleshooting Guide If the above checklist does not help in correcting the problem please contact the local Siemens office or contact PTD 24hr Customer Support, Tel: +49 180 524 7000, Fax: +49 180 524 2471, e-mail: support.energy@siemens.com.
Page 187 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.
Page 189 The Effects of Capacitance Current ..................19 5.1.3 AC Rejection ........................19 5.1.4 Use of Binary Inputs in control and tripping circuits .............. 21 5.2 Binary Outputs ..........................23 5.3 LED’s .............................. 24 ©2014 Siemens Protection Devices Limited Chapter 7) Page 3 of 24...
Page 190 ESI 1 and ESI2 .......................... 22 Figure 5.3-1 LED configuration via the LED Matrix tab ..................24 Figure 5.3-2 LED configuration via the Settings \ OUTPUT CONFIG \ LED CONFIG menu ........ 24 Chapter 7) Page 4 of 24 ©2014 Siemens Protection Devices Limited...
Page 191 This makes ROCOF more applicable. These are just general guidelines, however, and a complete LOM protection provides both elements. ©2014 Siemens Protection Devices Limited Chapter 7) Page 5 of 24...
Page 192 DTL also prevents operation during transient disturbances. The use of IDMTL protection is not recommended because of the difficulty of choosing settings to ensure correct co-ordination and security of supply. Chapter 7) Page 6 of 24 ©2014 Siemens Protection Devices Limited...
Page 193 Figure 2.3-1 Neutral Overvoltage Application The neutral voltage (3V ) can be measured directly or derived from the phase-neutral voltages - see Figure 2.3-2. ©2014 Siemens Protection Devices Limited Chapter 7) Page 7 of 24...
Page 194 Neutral voltage can be derived from the three phase to neutral voltages – the relay will derive neutral voltage when the ‘CT/VT CONFIG’ setting is selected to ‘Van,Vbn,Vcn’. Note with this method the NVD protection may mal-operate during a VT Fail condition. Chapter 7) Page 8 of 24 ©2014 Siemens Protection Devices Limited...
Page 195 Or will cause a vector shift of limited extent. Generally it is required that exported power will be of the order of 10-20% of total power generated before a LOM will always be detected. ©2014 Siemens Protection Devices Limited Chapter 7) Page 9 of 24...
Page 196 If after the first stage is shed the frequency doesn’t recover then subsequent stages will shed after longer time delays have elapsed. Figure 2.5-1 Load Shedding Scheme Using Under-Frequency Elements Chapter 7) Page 10 of 24 ©2014 Siemens Protection Devices Limited...
Page 197 For this reason a detailed knowledge of the system is essential for arriving at suitable settings. ©2014 Siemens Protection Devices Limited Chapter 7) Page 11 of 24...
Page 198 Where a high rate of frequency change has been detected – indicating a large generated power to load imbalance, it may be preferable to shed two or more load groups at the same time without waiting for the relative under-frequency levels to be reached. Chapter 7) Page 12 of 24 ©2014 Siemens Protection Devices Limited...
Page 199 CONTROL & LOGIC>QUICK LOGIC: E1 = I1.I2.V1 If required a time delay can be added to the output using the CONTROL & LOGIC > QUICK LOGIC: E1 Pickup Delay setting. ©2014 Siemens Protection Devices Limited Chapter 7) Page 13 of 24...
Page 200 Scheme 1 provides full Trip supervision with the circuit breaker Open or Closed. Where a ‘Hand Reset’ Trip contact is used measures must be taken to inhibit alarm indications after a CB trip. Chapter 7) Page 14 of 24 ©2014 Siemens Protection Devices Limited...
Page 201 R = 3K3 typical BO 1 BO n Remote Alarm Figure 4.1-3 Trip Circuit Supervision Scheme 3 (H7) Scheme 3 provides full Trip supervision with the circuit breaker Open or Closed. ©2014 Siemens Protection Devices Limited Chapter 7) Page 15 of 24...
Page 202 Chapter 7) 7SR158 Applications Guide 4.1.2 Close Circuit Supervision Connections Figure 4.1-4 Close Circuit Supervision Scheme Close circuit supervision with the circuit breaker Open or Closed. Chapter 7) Page 16 of 24 ©2014 Siemens Protection Devices Limited...
Page 203 Typically estimates obtained from previous circuit-breaker maintenance schedules or manufacturers data sheets are used for setting these alarm levels. The relay instrumentation provides the current values of these counters. ©2014 Siemens Protection Devices Limited Chapter 7) Page 17 of 24...
Page 204 LED indication and also have a parallel connection wired to directly trip the circuit via a blocking diode. Figure 5.1-1 Example of Transformer Alarm and Trip Wiring Chapter 7) Page 18 of 24 ©2014 Siemens Protection Devices Limited...
Page 205 An AC operated Binary input is required to inhibit the 27/59-1 protection element with 100ms minimum pickup delay and 200ms minimum drop-off delay. 1) Set Binary Input 1 for AC operation: ©2014 Siemens Protection Devices Limited Chapter 7) Page 19 of 24...
Page 206 2) Set quicklogic equation E1 to operate from Binary Input 1 and apply required delays: 3) Set equation E1 to operate virtual I/O V1 in the Output Matrix: 4) Set virtual I/O V1 to operate Inhibit 27/59-1 in the Input Matrix: Chapter 7) Page 20 of 24 ©2014 Siemens Protection Devices Limited...
Page 207 Fitting these components will raise the current required to operate the binary input, and hence makes it less susceptible to maloperation. Where required, the minimum pickup delay for the binary input is stated on the diagram. ©2014 Siemens Protection Devices Limited Chapter 7) Page 21 of 24...
Page 208 Chapter 7) 7SR158 Applications Guide Figure 5.1-2 Example Binary Input Configurations Providing Compliance with EATS 48-4 Classes ESI 1 and ESI2 Chapter 7) Page 22 of 24 ©2014 Siemens Protection Devices Limited...
Page 209 The relay will then reset and attempt to interrupt trip coil current flowing through an output contact. Where this level is above the break rating of the output contact an auxiliary relay with heavy-duty contacts should be utilised. ©2014 Siemens Protection Devices Limited Chapter 7) Page 23 of 24...
Page 210 LED as a yellow colour, type the LED number in both red and green rows. NB: If a LED number is not assigned that particular LED will not illuminate. Figure 5.3-2 LED configuration via the Settings \ OUTPUT CONFIG \ LED CONFIG menu Chapter 7) Page 24 of 24 ©2014 Siemens Protection Devices Limited...
Page 212 Printed in Fürth Printed on elementary chlorine-free bleached paper. All rights reserved. Trademarks mentioned in this document are the property of Siemens AG, its affiliates, or their respective owners. Subject to change without prior notice. The information in this document contains general descriptions of the technical options available, which may not apply in all cases.

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