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7SG11 Argus 8 Description of Operation

The following event codes can be stored in the relay and will be time stamped to a resolution of 5ms. There can
be a maximum of 500 events stored in the event buffer as per the Argus range of relays. The Argus 8 events are
assigned to function code 167.

Event Description

Frame

Type

Event Operation

GI

Code

Data Lost

1

RaisedOnly

0

Reset FCB

5

RaisedOnly

2

Reset CU

5

RaisedOnly

3

Start/Restart 5

RaisedOnly

4

Power On

5

RaisedOnly

5

External Trip

1

RaisedOnly

18

LED’s Reset

1

RaisedOnly

19

Trip Test

1

RaisedAndCleared

21

Settings Changed

1

RaisedAndCleared

22

Setting Group 1 Selected

1

RaisedAndCleared

23

Setting Group 2 Selected

1

RaisedAndCleared

24

Setting Group 3 Selected

1

RaisedAndCleared

25

Setting Group 4 Selected

1

RaisedAndCleared

26

Setting Group 5 Selected

1

RaisedAndCleared

35

Setting Group 6 Selected

1

RaisedAndCleared

36

Setting Group 7 Selected

1

RaisedAndCleared

37

Setting Group 8 Selected

1

RaisedAndCleared

38

Input 1

1

RaisedAndCleared

27

Input 2

1

RaisedAndCleared

28

Input 3

1

RaisedAndCleared

29

Input 4

1

RaisedAndCleared

30

Input 5

1

RaisedAndCleared

45

Input 6

1

RaisedAndCleared

46

Input 7

1

RaisedAndCleared

47

Input 8

1

RaisedAndCleared

48

Input 9

1

RaisedAndCleared

49

Output 1

1

RaisedAndCleared

51

Output 2

1

RaisedAndCleared

52

Output 3

1

RaisedAndCleared

53

Output 4

1

RaisedAndCleared

54

Output 5

1

RaisedAndCleared

55

Output 6

1

RaisedAndCleared

56

Output 7

1

RaisedAndCleared

57

Output 8

1

RaisedAndCleared

58

Output 9

1

RaisedAndCleared

59

Output 10

1

RaisedAndCleared

60

Output 11

1

RaisedAndCleared

61

Voltage Block

1

RaisedAndCleared

79

Waveform Stored

1

RaisedOnly

80

Remote CTRL Interrupted

1

RaisedOnly

81

Power On Counter Alarm

1

RaisedAndCleared

92

Trip Circuit Fail

1

RaisedAndCleared

20

Trip Count Alarm

1

RaisedAndCleared

33

General Alarm 1

1

RaisedAndCleared

121

General Alarm 2

1

RaisedAndCleared

122

©2010 Siemens Protection Devices Limited

Chapter 1 Page 18 of 20

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Summary of Contents for AG8 101-103

Page 1: ...Reyrolle Protection Devices 7SG11 Argus 8 Voltage and Frequency Relays Answers for energy ...

Page 2: ... 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 2010 Sieme...

Page 3: ...el 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 2010 Siemens P...

Page 4: ...t Instrument Screens 13 4 6 Multiple Settings Groups 13 4 7 Password Feature 13 4 8 Trip Circuit Supervision 14 5 User Interface 14 5 1 Liquid Crystal Display 14 5 2 LED Indications 14 5 3 Keypad 14 5 4 Navigating the Menu System 14 Table of Figures Figure 1 Voltage Element 8 Figure 2 NPS Overvoltage Element 9 Figure 3 NVD Overvoltage Element 9 Figure 4 Frequency Element 10 Figure 5 Display Menu S...

Page 5: ...ords reading real time data and allowing control of plant The package is available from Reyrolle Protection and is compatible with all Argus range relays 2 INFORMATIVE COMMUNICATIONS INTERFACE a report detailing all aspects of the communications protocol used in the Argus range of relays is available from Reyrolle Protection The report reference is 434TM05B 2010 Siemens Protection Devices Limited ...

Page 6: ...arth faults in high impedance earthed or isolated systems For this feature the residual voltage can be measured directly from an open delta tertiary winding or calculated internally from the three phase voltage inputs The NVD elements include a third harmonic filter which de sensitises the elements to any superimposed third harmonic frequencies Under overfrequency elements Four independent element...

Page 7: ...wing table details the functions available in the Argus 8 three pole variants which are supplied in the Epsilon E6 case size Note how the number and type of elements included depend upon the Connection Setting parameter Protection Elements Available I O Available Catalogue Number Connection Setting Voltag e Frequenc y NPS NVD Direct NVD Calc Inputs Outputs 3Ph Ph 4 2 1 7 2Ph Ph NVD 4 2 AG8 104 106...

Page 8: ...cle for both 50Hz and 60Hz system frequencies The high sampling rate provides high accuracy and quality waveform storage records which are stored at a rate of 16 samples per cycle 2 3 Output Relays Argus 8 relays have a variety of output contact types available depending upon the case size and expansion card option The full range is given in Table 3 Output Relays Available Catalogue Number C O Con...

Page 9: ...ages to the relay are passed through voltage transformers which step down the phase voltages to levels which are suitable for the electronic input stage of the relay The transformers also provide essential isolation between the power system and the relay The output of the transformers are differential signals which are passed through lowpass filters and then from the voltage transformer board to t...

Page 10: ...However in some applications e g auto reclose schemes having an undervoltage relay trip when the line is de energised during the auto reclose sequence is not usually desirable Blocking the undervoltage operation in this situation can be achieved by using the Voltage Blocking Threshold which should generally be set above the level of expected induced voltages on the line See Applications Guide Sect...

Page 11: ...the residual voltage is measured directly then this value is fed to the element starter directly Also a 3Vo V T ratio setting will be made available If however the residual is calculated from the 3 phase input voltages then 3 x Vo is fed to the element starter Vo is the zero sequence voltage If the NVD input exceeds the setting value the starter will pickup unless an inhibit is enabled Figure 3 sh...

Page 12: ...ensures that the frequency calculation is performed on a solid system voltage and not on low levels of input voltage where noise could cause incorrect calculation 3 6 Two Systems Connection Two pole Argus 8 variants have a 2 Systems A B connection setting This setting re configures the relay to become a 4 element voltage relay but with the ability to assign the voltage elements to two different sy...

Page 13: ... clock being synchronised to the nearest second with the milliseconds set to zero If minutes are selected then the clock is synchronised to the nearest minute with both seconds and milliseconds set to zero Note the real time clock waveform records and event records are all maintained in the event of loss of auxiliary d c supply voltage by the backup storage capacitor This capacitor has the ability...

Page 14: ... in the Fault Data Display Mode of the menu system and can be viewed again at a later date The relay will store the last 10 fault records which are numbered 1 10 with 1 being the most recent record To view them scroll downwards using the button Depending upon the relay application some of the protection elements may not be used for tripping purposes but for alarm purposes In these cases it would b...

Page 15: ...es into the default instruments mode is found in the System Config Menu This is the Default Screen Timer setting and it can be set to a range of values from 10 seconds to 1 hour See relay settings Section 3 of this manual If any General Alarm is raised then the general alarm screen will be presented in the default screen sequence The general alarm screen which has a scrolling display will present ...

Page 16: ...ble permanently so that instruments can be displayed continuously Also if any default instruments have been selected then the display will not power down only the backlight will turn off Once the backlight is turned off any following key press will turn the backlight on without changing the display 5 2 LED Indications The following indications are provided Protection Healthy Green LED flashes with...

Page 17: ...s If CANCEL is pressed during a setting change operation the original setting value is restored and the display is returned to the normal view mode If changes are made to the setting value then pressing ENTER disables the flashing character mode and displays the new setting value This is immediately stored in non volatile memory Note the relay exhibits a method of hiding settings which are not rel...

Page 18: ...N O 9 10 Relay 2 N O Relay 4 N O 11 12 Relay 4 N O Aux Volts 13 14 Aux Volts Earth 15 16 Relay 3 N O Relay 3 COM 17 18 Relay 3 N C Relay 5 N O 19 20 Relay 5 N O Relay 6 N O 21 22 Relay 6 N O Relay 7 N O 23 24 Relay 7 N O Status Input 4 25 26 Status Input 3 Terminal Block 1 Status Input 2 27 28 Status Common Table 4 Connection Table E4 Versions 2010 Siemens Protection Devices Limited Chapter 1 Page...

Page 19: ...s Input 5 Status Input 4 31 32 Status Input 4 Status Input 3 33 34 Status Input 3 Status Input 2 35 36 Status Input 2 Relay 8 N O 37 38 Relay 8 N O Relay 9 N O 39 40 Relay 9 N O Relay 10 N O 41 42 Relay 10 N O Relay 11 N O 43 44 Relay 11 N O Not Used 45 46 Not Used Not Used 47 48 Not Used Not Used 49 50 Not Used Vc Vca Vo Start 51 52 Finish Vc Vca Vo Vb Vbc Start 53 54 Finish Vb Vbc Terminal Block...

Page 20: ... Setting Group 7 Selected 1 RaisedAndCleared 37 Setting Group 8 Selected 1 RaisedAndCleared 38 Input 1 1 RaisedAndCleared 27 Input 2 1 RaisedAndCleared 28 Input 3 1 RaisedAndCleared 29 Input 4 1 RaisedAndCleared 30 Input 5 1 RaisedAndCleared 45 Input 6 1 RaisedAndCleared 46 Input 7 1 RaisedAndCleared 47 Input 8 1 RaisedAndCleared 48 Input 9 1 RaisedAndCleared 49 Output 1 1 RaisedAndCleared 51 Outp...

Page 21: ...eared 173 F Element 1 Starter 1 RaisedAndCleared 174 F Element 2 Starter 1 RaisedAndCleared 175 F Element 3 Starter 1 RaisedAndCleared 176 F Element 4 Starter 1 RaisedAndCleared 177 3Vo Element 1 Starter 1 RaisedAndCleared 178 3Vo Element 2 Starter 1 RaisedAndCleared 179 V2 Element 1 Starter 1 RaisedAndCleared 180 V2 Element 2 Starter 1 RaisedAndCleared 181 V Element 1 Trip 1 RaisedOnly 182 V Elem...

Page 22: ... VIEW G1 G8 G1 G8 G1 G8 G1 G8 G1 G8 CANCEL FAULT NOTE THE ARROWS IN THE DIAGRAM REPRESENT THE KEY PRESSES REQUIRED TO NAVIGATE THE MENU SYSTEM READ UP READ DOWN TEST RESET ENTER CANCEL V1 63 55 V V2 0 03 V RESET WAVEFORMS STORED RESET EVENTS STORED CB MAINTENANCE MENU TO VIEW V2 Starters V2E1 Vo Starters 3VoE2 F Starters FE1 FE2 STATUS CONFIG MENU TO VIEW G1 G8 RESET TRIP COUNTER COMMS INTERFACE M...

Page 23: ...del 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 2010 Siemens ...

Page 24: ...ltage Element 5 6 4 NPS Overvoltage Element 5 6 5 Overfrequency Element 5 6 6 Underfrequency Element 6 6 7 DTL Timing Elements 6 7 Accuracy General 6 8 Accuracy Influencing Factors 6 9 Thermal Withstand 6 10 Burdens 6 11 Output Contacts 7 12 Environmental Withstand 7 12 1 General 7 12 2 Immunity 7 12 3 Emissions 8 12 4 Mechanical 8 Table of Figures Figure 1 Typical O V Operate Time Characteristic ...

Page 25: ...0V 8k2 5 6 0W Status Input Performance Minimum DC current for operation 10mA Reset Operate Voltage Ratio 90 Typical response time 5ms Typical response time when programmed to energise an output relay contact 15ms Minimum pulse duration 40ms Each status input has associated timers which can be programmed to give time delayed pick up and time delayed drop off The drop off timers have default setting...

Page 26: ...ment Settings F Element Setting 47 00Hz 62 00Hz step 0 01Hz F Element Delay 0 00 20 00 step 0 01sec 20 0 100 0 step 0 5sec 100 600 step 1 0sec Voltage Blocking Element Voltage Blocking Threshold OFF 1V 100V step 1 0V 5 Accuracy Reference Conditions General IEC 60255 3 Auxiliary Supply Nominal Rating 63 5 or 110 Vrms Frequency 50 or 60Hz Ambient Temperature 20 C 6 Accuracy The following accuracy is...

Page 27: ... 0V 70ms 1 For NVD settings below 7 5V the Reset Level can be up to 60 of operate value 6 4 NPS Overvoltage Element Negative Phase Sequence Element Operate Level Setting 1 or 0 25V Reset Level 95 of operate value2 Operate Time 0V to 2x setting 85ms 0V to 1 1x setting 85ms Reset Time 1 1x to 0 9x setting 80ms 1 1x to 0V 70ms 2 For NPS settings below 3 5V the Reset Level can be up to 80 of operate v...

Page 28: ... or 0 5V V2 NPS 1 or 0 5V Frequency 10mHz 8 Accuracy Influencing Factors Temperature Ambient Range 10 C to 55 C Variation over range 5 Frequency Range 47Hz to 52Hz 57Hz to 62Hz Setting variation 1 Operating time variation 1 Auxiliary DC Supply IEC 60255 11 Allowable superimposed ac component 12 of DC voltage Allowable breaks dips in supply collapse to zero from nominal voltage 20ms 9 Thermal Withs...

Page 29: ...IEC 60068 2 3 Operational test 56 days at 40 C and 95 RH Transient Overvoltage IEC 60255 5 Between all terminals and earth or between any two independent circuits without damage or flashover 5kV 1 2 50µs 0 5J Insulation IEC 60255 5 Between all terminals and earth 2 0kV rms for 1 min Between independent circuits 2 0kV rms for 1 min Across normally open contacts 1 0kV rms for 1 min 12 2 Immunity Hig...

Page 30: ... 0 15 to 0 5MHz 79 66 0 5 to 30MHz 73 60 12 4 Mechanical Vibration Sinusoidal IEC 60255 21 1 Class 1 Variation Vibration response 0 5gn 5 Vibration endurance 1 0gn 5 Shock and Bump IEC 60255 21 2 Class 1 Variation Shock response 5 gn 11ms 5 Shock withstand 15 gn 11ms 5 Bump test 10 gn 16ms 5 Seismic IEC 60255 21 3 Class 1 Variation Seismic Response 1gn 5 Mechanical Classification Durability In exc...

Page 31: ...pplied Overvoltage of setting Operate Time msec Figure 1 Typical O V Operate Time Characteristic Typical Instantaneous U V Operate Time Characteristic 30 35 40 45 50 55 60 65 0 10 20 30 40 50 60 70 80 90 100 Applied Undervoltage of setting Operate Time msec Figure 2 Typical U V Operate Time Characteristic 2010 Siemens Protection Devices Limited Chapter 2 Page 9 of 9 ...

Page 32: ... 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 2010 Siemens Protec...

Page 33: ...em A Menu 5 4 System B Menu 5 5 Neutral Voltage Menu 6 6 NPS Overvoltage Menu 6 7 Frequency Menu 6 8 O P Relay Config Menu 7 9 Status Config Menu 8 10 Comms Interface Menu 9 11 Data Storage Menu 9 12 CB Maintenance Menu 10 2010 Siemens Protection Devices Limited Chapter 3 Page 2 of 10 ...

Page 34: ...A B 2Ph Ph Ph VT Primary sets the primary system rated voltage 000000 to 999999 each of the 6 digits can be set individually 11000 Ph VT Secondary sets the secondary system rated voltage 40 70 step 0 1 70 150 step 0 5 110 0 3Vo VT Primary sets the primary neutral rated voltage 000000 to 999999 each of the 6 digits can be set individually 11000 3Vo VT Secondary sets the secondary neutral rated volt...

Page 35: ...etting sets the pickup level of Voltage Element 1 5V 200V step 0 5V 80V Gn V Element 1 Delay sets the DTL timer value for Voltage Element 1 0 00 20 00 step 0 01 sec 20 0 100 0 step 0 5 sec 100 600 step 1 0 sec 0 00 sec Gn V Element 1 Hysteresis sets the amount of hysteresis required i e the PU DO ratio 1 90 step 1 2 Gn V Element 1 O P Phases sets the number of phases required to operate before an ...

Page 36: ...n V Element 2 Setting As per Element 1 80V Gn V Element 2 Delay As per Element 1 0 00 sec Gn V Element 2 Hysteresis As per Element 1 2 4 System B Menu SETTING RANGE DEFAULT Gn V Element 3 Operation sets the mode of operation of Voltage Element 3 whether under or over voltage OFF O V U V OFF Gn V Element 3 Setting sets the pickup level of Voltage Element 3 5V 200V step 0 5V 80V Gn V Element 3 Delay...

Page 37: ...of Frequency Element 1 whether under or over frequency OFF O F U F OFF Gn F Element 1 Setting sets the pick up level for Frequency Element 1 47 00Hz 62 00Hz step 0 01Hz 50 00Hz Gn F Element 1 Delay Sets the DTL timer value for Frequency Element 1 0 00 20 00 step 0 01 sec 20 0 100 0 step 0 5 sec 100 600 step 1 0 sec 0 00 sec Gn F Element 1 Inhib sets which voltage element operation should block Fre...

Page 38: ...rated by the NVD Element 1 starter function RL1 RLn None Gn 3VoE1 Trip sets the output relay s operated by the NVD Element 1 trip function RL1 RLn None Gn 3VoE2 Starter RL1 RLn None Gn 3VoE2 Trip RL1 RLn None Gn V2E1 Starter sets the output relay s operated by the NPS Element 1 starter function RL1 RLn None Gn V2E1 Trip sets the output relay s operated by the NPS Element 1 trip function RL1 RLn No...

Page 39: ...s input the higher precedence that it has e g Status 1 will take precedence over all the rest S1 Sn each status can be set from 1 8 to select active group 1 8 None Inverted Inputs sets the status input s required to be inverted Any function assigned to an inverted input becomes active when the input is de energised S1 Sn None Gn VE1 Inhibit sets the status input s which will inhibit Voltage Elemen...

Page 40: ...ING RANGE DEFAULT Comms Protocol IEC60870 5 103 MODBUS RTU IEC60870 5 103 Class 2 Update Period INST 1 60 sec 15 sec IEC Class 2 Scaling 1 2x 2 4x 1 2x Comms Baud Rate sets the required communications Baud Rate 75 110 150 300 600 1200 2400 4800 9600 19200 19200 Comms Parity selects whether a parity check is transmitted with the comms data NONE EVEN EVEN Relay Address sets the required address of a...

Page 41: ...CB Maintenance Menu SETTING RANGE DEFAULT Trip Counter Alarm sets a target value for which an alarm output will be given when the value is reached OFF 1 999 step 1 OFF Trip Counter Reset resets the Trip Counter to zero NO YES Confirmation required NO Power On Count Alarm sets a target value for which an alarm output will be given when the value is reached OFF 1 999 step 1 OFF Power On Count Reset ...

Page 42: ...el 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 2010 Siemens P...

Page 43: ... data Sent after the start bit Half Duplex Asynchronous Communications Communications in two directions but only one at a time Hayes AT Modem command set developed by Hayes Microcomputer products Inc Master Station See primary station Modem MOdulator DEModulator device for connecting computer equipment to a telephone line Parity Method of error checking by counting the value of the bits in a seque...

Page 44: ...re daisy chained That is the transmit output of the first relay is connected to the receive input of the second relay and so on until the ring is complete Communication to the ring may be achieved either locally in the substation or remotely via the Public Switched Telephone Network PSTN If remote communication is desired then additional modem equipment must be installed Reydisp Evolution is a PC ...

Page 45: ... a fibre optic port to the control system and multiple relay connections Each of the 30 fibre optic ports can be configured for either Light ON or Light OFF operation Default for all is OFF 2 6 Parity Setting IEC 870 5 103 defines the method of transmission as using EVEN Parity However in some instances an alternative may be required This option allows the parity to be set to NONE 2 7 Address Sett...

Page 46: ...emote modem must be configured as Auto Answer which will allow it to initiate communications with the relays Auto answer usually requires 2 parameters to be set One switches auto answer on and the other the number of rings after which it will answer The Data Terminal Ready DTR settings should be forced on which tells the modem that the device connected to it is ready to receive data The parameters...

Page 47: ...logue type comms connection oriented 2 Dialogue for purpose of analogue and digital fault waveform extraction and display setting display and change event display instruments etc 3 Manufacturer specific SIGMA 4 Figure 1 Basic Communications Configuration Personal Computer EMS Remote Control Points Optical link Parallel hardwired connections clean contacts binary inputs Personal Computer Modem Mode...

Page 48: ...ol Points P S T N Fibre Optic Hub Multiplexer Modem Modem SIGMA 1 Figure 3 Star Type Configuration Multiplexer Personal Computer Data Concentrator Control system Personal Computer Modem PSTN Public Switched Telephone Network Both Dialogue type and Automatic comms Automatic type continuous interrogation of all relays by cyclical polling Dialogue type comms can be initialised from MMI also EMS Remot...

Page 49: ...dem PSTN Public Switched Telephone Network P S T N Modem Modem Serial optical link Tx Tx Tx Tx Tx Rx Rx Rx Rx Rx SIGMA 4 Figure 5 Optical Ring Configuration Personal Computer Serial optical link Tx Tx Tx Tx Rx Rx Rx Rx SIGMA 3 Local RS232 System RS232 Control System Tx Rx FO Figure 6 Configuration using the Sigma 3 Dual Port RS232 Device ...

Page 50: ...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 2010 Siemens Prot...

Page 51: ...rotection 5 3 3 Neutral Voltage Displacement Protection 5 3 4 NPS Overvoltage Protection 6 3 5 Frequency Protection 6 Table of Figures Figure 1 Trip Circuit Supervision Scheme 8 Figure 2 2 Phase Phase V Connection 9 Figure 3 2 Phase Phase Connection 10 Figure 4 Phase Phase with Residual Voltage Connection 11 Figure 5 2 Systems Connection Ph N 12 Figure 6 3 Phase Neutral Connection 13 Figure 7 2 Ph...

Page 52: ... see volts above its set level otherwise the relay is fully blocked and no starter or trip operation will follow 2 In auto reclose schemes the voltage blocking threshold can be used to prevent unnecessary operations of the undervoltage elements during the time when the line is de energised For this type of blocking operation the threshold is typically set to 20 of rated volts though it should alwa...

Page 53: ...ntaneous operate time of the element will have to be determined so that the overall required time delay can be set Total Delay Time Instantaneous Operate Time DTL Time The performance specification Section 2 of this manual gives typical instantaneous operate times for all of the different characteristics The instantaneous operate time of an under voltage element for example can vary between 65ms t...

Page 54: ...ervoltages are reasonably frequent events on power systems and can occur for a number of different reasons Faults on the system can cause the phase voltages to be depressed the actual voltage drop being dependent upon a number of factors including the fault type and system earthing etc During system earth fault conditions the undervoltage protection is not generally required to operate and thus co...

Page 55: ... of choosing settings to ensure correct co ordination and security of supply Generally wherever voltage relays are employed timing elements should be used to prevent operation during transient disturbances Also overvoltage relays must be co ordinated with other overvoltage relays elsewhere on the system 3 3 Neutral Voltage Displacement Protection The three phases of a balanced healthy system summa...

Page 56: ...s 8 relay can be employed to monitor the quality of the 3 phase ac supply and thus provide early warning of developing problems of NPS currents which might cause tripping of generators or motors In this respect the NPS overvoltage protection is very beneficial The NPS protection consists of 2 independent stages each with a user settable DTL time delay element associated with it These can be used f...

Page 57: ... this is not sufficient then a second load shedding stage set at a lower frequency will now shed a smaller percentage of load until the overload is relieved This process will continue until all stages have operated In the event of the load shedding being unsuccessful a final stage of underfrequency protection should be provided to totally isolate all loads before plant is damaged e g due to overfl...

Page 58: ...Relay Contact Status Input Argus Relay Circuit Breaker Auxiliary Supply Auxiliary Supply Link Fuse For 110 125Vdc use external 2K7 dropper resistor ELECTRICITY ASSOCIATION H6 SCHEME Figure 1 Trip Circuit Supervision Scheme 2010 Siemens Protection Devices Limited Chapter 5 Page 8 of 16 ...

Page 59: ...7SG11 Argus 8 Applications Guide Figure 2 2 Phase Phase V Connection 2010 Siemens Protection Devices Limited Chapter 5 Page 9 of 16 ...

Page 60: ...7SG11 Argus 8 Applications Guide Figure 3 2 Phase Phase Connection 2010 Siemens Protection Devices Limited Chapter 5 Page 10 of 16 ...

Page 61: ...7SG11 Argus 8 Applications Guide Figure 4 Phase Phase with Residual Voltage Connection 2010 Siemens Protection Devices Limited Chapter 5 Page 11 of 16 ...

Page 62: ...7SG11 Argus 8 Applications Guide Figure 5 2 Systems Connection Ph N 2010 Siemens Protection Devices Limited Chapter 5 Page 12 of 16 ...

Page 63: ...7SG11 Argus 8 Applications Guide Figure 6 3 Phase Neutral Connection 2010 Siemens Protection Devices Limited Chapter 5 Page 13 of 16 ...

Page 64: ...7SG11 Argus 8 Applications Guide Figure 7 2 Phase Phase with Residual Voltage Connection 2010 Siemens Protection Devices Limited Chapter 5 Page 14 of 16 ...

Page 65: ...11 Argus 8 Applications Guide Relay Ordering Codes AG8 104 112 204 212 304 312 Voltage and Frequency Relay Figure 8 3 Phase Phase Connection 2010 Siemens Protection Devices Limited Chapter 5 Page 15 of 16 ...

Page 66: ...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 2010 Siemens Protect...

Page 67: ...ing position 3 3 Relay dimensions 3 4 Fixings 3 4 1 Crimps 3 4 2 Panel Fixing Screws 3 4 3 Communications 4 5 Ancillary equipment 4 Table of Figures Figure 1 Overall dimensions of E4 case 5 Figure 2 Overall dimensions of E6 case 6 2010 Siemens Protection Devices Limited Chapter 6 Page 2 of 6 ...

Page 68: ... must not be handled by any of the relay terminals on the rear of the chassis Relays must be packed for transport in an anti static container Ensure that anyone else handling the relays is at the same potential as the relay As there are no user serviceable parts in the relay then there should be no requirement to remove any modules from the chassis If any modules have been removed or tampered with...

Page 69: ...re optic terminals on the rear of the relay For local interrogation a portable PC with a fibre to RS232 modem Sigma 4 is required The PC must be capable of running Microsoft Windows Ver 3 1 or greater and it must have a standard RS232 port in order to drive the modem For remote communications more specialised equipment is required Refer to Section 4 of this manual Communications Interface 2010 Sie...

Page 70: ...7SG11 Argus 8 Installation Figure 1 Overall dimensions of E4 case 2010 Siemens Protection Devices Limited Chapter 6 Page 5 of 6 ...

Page 71: ...7SG11 Argus 8 Installation Figure 2 Overall dimensions of E6 case 2010 Siemens Protection Devices Limited Chapter 6 Page 6 of 6 ...

Page 72: ... 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 2010 Siemens Protec...

Page 73: ...ns 5 3 8 Status Input Tests 5 3 9 Output Relay Tests 6 3 10 Voltage Input Tests 7 3 11 Applying Settings 7 3 12 Optional Test 7 3 12 1 Under Over Voltage Element 7 4 Putting into service 8 4 1 On load Testing 8 4 2 Final Checks 8 5 Trouble shooting 9 Tables Table 1 Status Input Tests 11 Table 2 Output Relay Tests 11 Table 3 Measured Voltages 12 Table 4 Under Over Voltage Element Tests 12 2010 Siem...

Page 74: ...equired for the application 4 Verify that the external wiring is as required by the scheme diagram 5 Perform secondary injection tests 6 Perform on load tests 2 Required test equipment The following equipment will be required to perform commissioning tests on Argus 8 relays 500V Insulation resistance test set A variable ac voltage source ideally a portable relay test set e g Doble Omicron etc Elec...

Page 75: ...nsidered satisfactory and should be investigated We do not recommend a 2KV site pressure test on the secondary wiring with relays connected If this has to be carried out then as above deliberate earth links must be removed Note that both the positive and negative feeds to the relay s DC DC converter are earthed via 5KV capacitors and the leakage current of these capacitors may trip the 2KV pressur...

Page 76: ... any changes are seen Turning clockwise will increase the contrast anti clockwise will reduce the contrast Ensure that the contrast is not too dark otherwise scrolling alarm screens will not be displayed clearly 3 7 Precautions Before testing commences the relay should be isolated from the voltage transformers in line with the local site procedures The closing and alarm circuits should also be iso...

Page 77: ...elays to Protection Healthy ensures that they stay energised until they are de selected Otherwise if they were assigned to a protection element they may only be energised for the minimum output contact time which is 100ms This might not be long enough time for a continuity tester to register Connect the continuity tester between the following terminals to test the output relays For E4 case size re...

Page 78: ...ware package Entering the settings by hand can be a slow process and therefore using a previously prepared settings file is the recommended method Using Reydisp Evolution also allows a hardcopy of the settings file to be easily acquired and saved Once the settings have been entered they will have to be verified This is not essential however if the settings have been uploaded using Reydisp Evolutio...

Page 79: ...n programmed 4 1 On load Testing This test should only be performed if there are no restrictions on energising the system which is being commissioned Energise the system and measure the secondary voltages Compare these with the relay s measured values which are displayed in the instruments display mode The values should compare and be within 2 Look at the relay s primary voltage displays These wil...

Page 80: ...trument Press ENTER to deselect it See Description of Operation subsection 4 5 of this manual The LCD is stuck at the General Alarms screen and is displaying Trip Circuit Failure Sx x 1 5 The trip circuit failure feature is enabled and is expecting a healthy status input signal Energise the correct Status Input or disable the trip circuit feature if it is not required Cannot communicate with the r...

Page 81: ...d Drop off timers and the status inversion function are correctly set Relay instrument displays show small voltages even though the system is dead This is normal The relay is displaying calculation noise This will not affect any accuracy claims for the relay If the above checklist does not help in correcting the problem please contact your nearest Reyrolle representative 2010 Siemens Protection De...

Page 82: ...Voltage Vx V dc Rated Frequency Fn Hz Status Input Voltage V dc STATUS INPUT TESTS Status Input S1 S2 S3 S4 S5 S6 S7 S8 S9 Working Yes No N A Table 1 Status Input Tests OUTPUT RELAY TESTS Output Relay RL1 RL2 RL3 RL4 RL5 RL6 RL7 RL8 RL9 RL10 RL11 Working Yes No N A Table 2 Output Relay Tests 2010 Siemens Protection Devices Limited Chapter 7 Page 11 of 12 ...

Page 83: ...tio Relay Primary Displays V PASS FAIL Va Vab Vb Vbc Vc Vca Vo Table 3 Measured Voltages V Element Number Operation Mode O P Phases Output Relay s Setting V Hysteresis PU Level V DO Level V PU Error DO Error Ratio PASS FAIL Delay Time sec Operate Time 1 sec Operate Time 2 sec Operate Time 3 sec Average Time sec PASS FAIL Table 4 Under Over Voltage Element Tests ...

Page 84: ...le 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 2010 Siemens Protection D...

Page 85: ...cked for operation during the normal maintenance period for the site on which the product is installed It is recommended the following tests are carried out 1 Visual inspection of the metering display every year 2 Operation of output contacts every 2 years 3 Secondary injection of each element every 5 years 2010 Siemens Protection Devices Limited Chapter 8 Page 2 of 3 ...

Page 86: ... repair V4 and current For collection products See prices in PMD Type of failure Device or module does not start up Mechanical problem Overload Sporadic failure Knock sensitive Transport damage Permanent failure Temperature caused failure Failure after ca hrs in use Repeated breakdown Failure after firmware update Error description Display message use separated sheet for more info Active LED messa...

Page 87: ...e 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 2010 Siemens Protection De...

Page 88: ...ration Sheets which can be photocopied and used to store a record of a relay s settings Also attached is a Programming Matrix which is a convenient way of recording the input output logic for a relay 2010 Siemens Protection Devices Limited Chapter 9 Page 2 of 13 ...

Page 89: ...cters Set Alarm 1 Up to 13 alphanumeric characters Set Alarm 2 Up to 13 alphanumeric characters Set Alarm 3 Up to 13 alphanumeric characters Set Alarm 4 Up to 13 alphanumeric characters Set Alarm 5 Up to 13 alphanumeric characters Set Alarm 6 Up to 13 alphanumeric characters Set Alarm 7 Up to 13 alphanumeric characters Set Alarm 8 Up to 13 alphanumeric characters Set Alarm 9 Up to 13 alphanumeric ...

Page 90: ...elay As Element 1 Delay Gn V Element 3 Hysteresis 1 90 step 1 Gn V Element 3 O P Phases Any 1 All Gn V Element 4 Operation OFF O V U V Gn V Element 4 Setting OFF 5V 200V step 0 5V Gn V Element 4 Delay As Element 1 Delay Gn V Element 4 Hysteresis 1 90 step 1 Gn V Element 4 O P Phases Any 1 All NEUTRAL VOLTAGE MENU SETTING RANGE SET VALUE Gn 3Vo Element 1 Setting 0FF 1 100V step 0 5V Gn 3Vo Element ...

Page 91: ... F Element 2 Setting 47 00Hz 62 00Hz step 0 01Hz Gn F Element 2 Delay As Element 1 Delay Gn F Element 2 Inhib VE1 VE2 VE3 VE4 Gn F Element 3 Operation OFF O F U F Gn F Element 3 Setting 47 00Hz 62 00Hz step 0 01Hz Gn F Element 3 Delay As Element 1 Delay Gn F Element 3 Inhib VE1 VE2 VE3 VE4 Gn F Element 4 Operation OFF O F U F Gn F Element 4 Setting 47 00Hz 62 00Hz step 0 01Hz Gn F Element 4 Delay ...

Page 92: ...1 Gn V2E1 Trip RL1 RL11 Gn V2E2 Starter RL1 RL11 Gn V2E2 Trip RL1 RL11 Gn FE1 Starter RL1 RL11 Gn FE1 Trip RL1 RL11 Gn FE2 Starter RL1 RL11 Gn FE2 Trip RL1 RL11 Gn FE3 Starter RL1 RL11 Gn FE3 Trip RL1 RL11 Gn FE4 Starter RL1 RL11 Gn FE4 Trip RL1 RL11 Gn Status 1 RL1 RL11 Gn Status 2 RL1 RL11 Gn Status 3 RL1 RL11 Gn Status 4 RL1 RL11 Gn Status 5 RL1 RL11 Gn Status 6 RL1 RL11 Gn Status 7 RL1 RL11 Gn...

Page 93: ...ALARM 5 S1 S9 Gn ALARM 6 S1 S9 Gn ALARM 7 S1 S9 Gn ALARM 8 S1 S9 Gn ALARM 9 S1 S9 Gn Waveform Trigger S1 S9 Gn Clock Sync S1 S9 Gn Reset Outputs S1 S9 Gn Status 1 P U Delay 0 2 00 sec step 10ms 2 10 20 00 sec step 100ms 21 300 sec step 1 sec 360 3600 sec step 60 sec 3900 14400 sec step 300 sec Gn Status 1 D O Delay As above Gn Status 2 P U Delay As above Gn Status 2 D O Delay As above Gn Status 3 ...

Page 94: ...OMMS INTERFACE MENU SETTING RANGE SET VALUE Comms Baud Rate 75 110 150 300 600 1200 2400 4800 9600 19200 Comms Parity NONE EVEN Relay Address 0 254 Line Idle LIGHT ON LIGHT OFF Data Echo OFF ON DATA STORAGE MENU SETTING RANGE SET VALUE Gn Fault Trigger RL1 RL11 Gn Waveform Trig STA V F NPS NVD Gn Waveform Pre trigger OFF 10 100 step 10 CB MAINTENANCE MENU SETTING RANGE SET VALUE Trip Counter Alarm...

Page 95: ...uts Trip Circuit Fail 8 9 1011 Output Relays Alarm 1 Alarm 2 Alarm 3 Alarm 4 Alarm 5 Alarm 6 Alarm 7 Alarm 8 Alarm 9 V Block Alarm VE1 Starter VE1 Trip VE2 Starter VE2 Trip VE3 Starter VE3 Trip VE4 Starter VE4 Trip 3VoE1 Starter 3VoE1 Trip 3VoE2 Starter 3VoE2 Trip V2E1 Starter V2E1 Trip V2E2 Starter V2E2 Trip FE1 Starter FE1 Trip FE2 Starter FE2 Trip FE3 Starter FE3 Trip FE4 Starter FE4 Trip Note ...

Page 96: ...7SG11 Argus 8 Appendix Notes Pages Notes Pages 2010 Siemens Protection Devices Limited Chapter 9 Page 10 of 13 ...

Page 97: ...7SG11 Argus 8 Appendix 2010 Siemens Protection Devices Limited Chapter 9 Page 11 of 13 ...

Page 98: ...7SG11 Argus 8 Appendix Notes Pages 2010 Siemens Protection Devices Limited Chapter 9 Page 12 of 13 ...

Page 99: ...7SG11 Argus 8 Appendix 2010 Siemens Protection Devices Limited Chapter 9 Page 13 of 13 Notes Pages ...

Page 100: ...9 180 524 24 71 Charges depending on provider E mail support energy siemens com Power Distribution Division Order No C53000 G7076 C3 1 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 affili ates or their respective owners Subject to change without prior notice The information in this do...

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