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Micrologic - Schneider Electric

1. 3 t gt TAn 1 A IAN 0 Set the tripping delays er It ON curve It OFF curve tr tr tsd tsd 0 I U Schneider Di 2 ZL off At 140 ms DB126361 gt Lana oO 04443724AA 04 2011 Protection settings 04443724AA 04 2011 DB126372 Selecting the type of neutral protection On four pole circuit breakers it is possible to select the type of neutral protection for the fourth pole m neutral unprotected 4P 3D m neutral protection at 0 5 In 3D N 2 m neutral protection at In 4P 4D Schneider Electric Discovering the functions Current protection Micrologic A and Micrologic E Protection settings You can set the tripping curve of your control unit to match the needs of your installation using the parameters presented below Micrologic 2 0 A E r DB119427 3 O Ir Isd 1 current setting Ir long time 2 tripping delay tr long time for 6 x Ir 3 pick up Isd instantaneous Micrologic 5 0 A E Micrologic 6 0 A E Micrologic 7 0 A 6 0 A E 7 0A pmp DB119428 DB119429 DB119430 2 O Ir Isd li 0 Ig 0 lAn 1 current setting Ir 1 pick up Ig ground 1 pick up IAn long time fault earth leakage 2 tripping delay tr 2 tripping delay tg 2 tripping delay At long time for 6 x Ir ground fault earth leakage 3 pick up Isd short time 4 tripping delay tsd short time 5 pick up li instantaneous Long time protect
2. Each protection devices uses 1 or 2 connection points m a fixed device requires only one connection point communication module on the device m Adrawout or withdrawable device uses two connection points communication modules on the device and on the chassis The number of devices must never exceed 31 fixed devices or 15 drawout withdrawable devices Bus length The maximum recommended length for the Modbus bus is 1200 m Bus power source A 24 V DC power supply is required less than 20 ripple insulation class II Schneider 39 Electric Optional functions Communication option Data and functions available via the communication option Masterpact and Compact NS circuit breakers equipped with Micrologic control units and the Communication option can be integrated in a Modbus communication environment In this case the following information and functions are available remotely Status indications ON OFF Spring charged CH Ready to close PF Fault trip SDE Connected disconnected test position via CE CD CT contacts of C optional chassis communication module Controls MX1 opening release o S XF closing release o o Measurements Current Instantaneous currents 11 12 13 IN Ig IAN E Current maximeters I1max I2max I3max INmax Igmax IANmax Average current lavg Current unbalance lunbal Demand current Demand currents 11 12 13 IN Demand current maximeters peak demands
3. lt 1s if no other action is taken DB126473 Returning to automatic scrolling After a period of 20 s with no action automatic scrolling is automatically reactivated Events causing the interruption of automatic scrolling Automatic scrolling of Quick View screens is also interrupted by the following events E tripping interrupted until the trip is reset by pressing the O button m change in a protection setting m battery test while the test button is pressed i 21 04443724AA 04 2011 Schneider Using the HMI Quick View mode Micrologic E Customisation Custom Quick View configuration m The Quick View factory configuration includes the 9 screens presented on the page 20 m Itis possible to change some or all of the screens of the factory configuration m Quick View can scroll through up to 10 screens m If all Quick View screens are removed pressing the button briefly will have no effect The display remains in Tree Navigation mode Removing a screen To remove a screen from Quick View m make sure you are in manual control of the quick view mode and if necessary press the button briefly lt 1 s to activate automatic scrolling and then press the button briefly lt 1s to activate the manual control of the quick view mode m when the screen to be removed appears press and hold the button gt 4 s Display the screen m when the message OK dEL is displayed the screen has been removed to be deleted E
4. 16 16 49 Schneider Electric of 58 Schneider Notes 04443724AA 04 2011 Notes 04443724AA 04 2011 Schneider 59 Electric Notes 60 Schneider 04443724AA 04 2011 Schneider Electric Industries SAS 35 rue Joseph Monier CS 30323 F 92506 Rueil Malmaison Cedex RCS Nanterre 954 503 439 Capital social 896 313 776 www schneider electric com 04443724AA 04 As standards specifications and designs change from time to time please ask for confirmation of the information given in this publication eo This document has been printed on ecological paper Design Schneider Electric Photos Schneider Electric Printed 04 2011 2011 Schneider Electric All rights reserved
5. Accessing the first screen ofthe communication settings branch Simultaneously press and hold four seconds the menu and arrow buttons to access the first communication settings screen The present value is displayed A closed padlock icon indicates that the setting is locked Unlocking and accessing the setting to be changed flashing N a Press the Quick View button to open the padlock The setting to be changed or the first digit will flash indicating that it is ready to be modified Selecting the new setting 7N Ga a Press the Quick View button to select the new setting The possible settings are scrolled in a loop Each press increments to the next setting or choices in the loop Confirming and locking the new setting u di Press the arrow button to confirm the new setting It stops flashing and a closed padlock is displayed For a two digit setting this operation sets the first digit and the second digit flashes to indicate it is ready to be modified Proceed as above to change it then press the menu button to validate the new two digit setting It stops flashing and a closed padlock is displayed aan Press the arrow button to go to the screen for the next parameter in the communication settings branch To go to the next branch measurement settings press the menu button Note Within a given branch the various parameters are organised in a loop You must scroll through all t
6. m It detects faults both upstream and downstream of the circuit breaker m The maximum distance between the sensor and the circuit breaker is 10 m m Ground fault and neutral protection are independent and can therefore be combined Ground fault pick up Ig and tripping delay tg The pick up and tripping delay values can be set independently and are identical for both the residual and source ground return ground fault protection functions Micrologic control unit 6 0 AJE Pick up Ig In x accuracy 10 A B C D E F G H l In lt 400A 0 3 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 400A lt In lt 1200 A 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 In gt 1200A 500A 640A 720A 800A 880A 960A 1040A 1120A 1200A Time delay ms settings OFF 0 0 1 0 2 0 3 0 4 at 10 In Ft ON 0 1 0 2 0 3 0 4 I2t ON or tg max resettable time 20 80 140 230 350 It OFF tg max break time 80 140 200 320 500 In circuit breaker rating Earth leakage protection on Micrologic 7 0 A m The earth leakage protection function primarily protects people against indirect contact because an earth leakage current can provoke an increase in the potential of the exposed conductive parts The earth leakage pick up value lAn is displayed directly in amperes and the tripping delay follows a constant time curve m An external rectangular sensor is required for this function m This function is inoperative if the long time rating plug is not installed m protected against nuisance t
7. 11 max I2 max I3 max IN max Voltage Phase to phase voltages V12 V23 V31 3 wire and 4 wire systems Phase to neutral voltages V1N V2N V3N 4 wire systems Average voltage Vavg Voltage unbalance Vunbal Power Instantaneous power P Q S Demand power P S Demand power maximeters Pmax Instantaneous power factor PF Energy Total Energy Ep Total Energy Eq Es Operating assistance Setting of the control unit date and time Functional unit IMU name Power sign Interval for the demand current calculation window Interval for the demand power calculation window Battery charge indication Trip histories Operation counter Assignment and setup of programmable contacts M2c Protection Circuit breaker rated current Type of neutral protection Long time I t protection settings Short time protection settings Instantaneous protection settings Ground fault protection settings Earth leakage protection settings 1 Important for 3 pole circuit breakers used on 4 wire systems 3ph N terminal VN on the Micrologic control unit must always be connected to the neutral If this is not done the phase to neutral voltage measurements can be erroneous Schneider 04443724AA 04 2011 PB106672 176 Optional functions FDM121 front display module The ULP System Definition ULP Universal Logic Plug is a connection system that can be used to build an el
8. CR Z4 or GF Z5 upstream 1 Z10 circuit breaker Z20 tsd 0 3 Za Z40 z5 g point B mss 74 730 tsd 0 2 Z4 u ri K 71 downstream Z1 TE 220 circuit breaker 72 Z30 s C Z4 750 gt Zur Test The portable test kit may be used to check the wiring and operation of zone selective interlocking between a number of circuit breakers Electric Schneider 49 PB101026 32A Technical appendix Micrologic digital display For information on connecting an external power m The display operates without an external power supply supply see the electrical diagrams in the The digital display goes off if the current drops below 0 2 x In In rated current circuit breaker catalogue An optional 24 V DC external power supply may be used to maintain the display of currents even when the current drops below 0 2 x In m Display back lighting is disabled in the following situations D current less than 1 x In on one phase D current less than 0 4 x In on two phases D current less than 0 2 x In on three phases m The maximeter does not operate for currents under 0 2 x In m The display back lighting and the maximeter may be maintained whatever the current by adding a 24 V DC external power supply Even if an external power supply is installed the long time short time instantaneous and earth protection functions will not use it External power supply characteristics FTO En ae D 2
9. after the digits decimal preceded by the last digit of the whole number part DB126504 DB126511 50 me Press the Arrow button Press the Arrow button to go to screen for the to go to screen for the decimal part whole number part The total active energy Ep is calculated and displayed positively whatever the value of the parameter Power sign The Maximum totale active energy displayed is 999 999 999 MWh If the total active energy keeps increasing the value displayed is 999 999 999 MWh aan a i ce Schneider 04443724AA 04 2011 Using the HMI Tree Navigation mode Resetting current maximeters and total active energy Resetting the maximum current values Reset of the corresponding memory register mn N N N DB127834 Select the maximum Reset Select another value of current value to be current to reset or reset e g 12 max return to the main menu DB126493 DB126494 DB126495 Press the Arrow button Press and hold the Press the Arrow button as many times as Arrow button down Tor 2 as many times as required to access the I2 to 4 seconds required to select another max screen The old value flashes maximum value to reset during reset then or return to the main changes to the present menu value the new maximum Resetting the total active energy Micrologic E yr N nn N N Select the active energy Reset Return to the main screen menu DB127827 DB1265
10. operating modes m Offline mode does not require the PC to be connected to the Micrologic control unit This mode lets the user prepare settings checking that they are compatible with the control unit and applicable standards and then save them for subsequent uploading and use in the Micrologic control unit m Online mode requires the PC to be connected to the Micrologic control unit via the communication option This mode lets the user D perform remotely all the functions normally available via the HMI using the keypad on the Micrologic control unit O upload or download all the settings to or from the Micrologic control unit 54 Schneider 04443724AA 04 2011 Electric Technical appendix The accuracy of the current measurements depends on both the value displayed or transmitted and the circuit breaker rating In m below 0 1 x In measurements are not significant m between 0 1 x In and 0 2 x In accuracy changes linearly from 4 to 1 5 m between 0 2 x In and 1 2 x In accuracy 1 5 The resolution for the current is one Ampere The resolution for the voltage is one Volt The resolution for power is one kW kVar kVA The resolution for energy is one kWh kVarh kVAh 04443724AA 04 2011 Measurement ranges and accuracy Accuracy Measurement range at 25 C for specified accuracy 11 12 13 1 5 0 2xIn 1 2xIn IN 1 5 0 2xIn 1 2xIn ground 10 0 05 x ln In earth leakage 1
11. rating plug screw for long time rating plug connection with circuit breaker infrared link with communication interfaces 10 terminal block for external connections 11 battery compartment 12 digital display 13 three phase bargraph and ammeter DB126354 DB126355 T a5 D SONO E GM A Micrologic 2 0 VE Micrologic 5 0 VE Adjustment dials 14 long time current setting Ir 15 long time tripping delay tr 16 short time pickup Isd 17 short time tripping delay tsd 18 instantaneous pick up Isd 19 instantaneous pick up li 20 ground fault pick up Ig 21 ground fault tripping delay tg 22 earth leakage pick up lAn 23 earth leakage tripping delay At DB126336 DB126338 Indications 24 LED indicating long time tripping 25 LED indicating short time tripping 26 LED indicating ground fault or earth leakage tripping 27 LED indicating auto protection tripping 28 LED indicating an overload Micrologic 6 0 A E Micrologic 7 0A Navigation 29 menu selection button 30 menu scroll button 31 Quick View navigation button Micrologic E only 32 fault trip reset and battery test button Test 33 test button for ground fault and earth leakage protection 34 test connector 04443724AA 04 2011 Schneider Protection settings Setting procedure Using the portable test kit Setting procedure 1 Open the protective cover DB126339 DB1126340 2 Select the desired setting The set value is automatically display
12. settings see details on page 32 Output settings with optional M2C contacts see details on page 32 Software version 04443724AA 04 2011 Tree Navigation mode Micrologic E menu display The figures below show all the screens of the 2 Micrologic E navigation trees with all details concerning screen content and navigation between the various branches and screens of the trees Screens L T Ig Micrologic 6 0 E sec es jet jur N 123 L I E E T E L T E N 1 2 3 1 J S EN HL a Ig Micrologic 6 0 E 2 lt EE E e iy aa Se UN 2 T E i a ae S Demand P NZS NIUZE The trip history displays the list of the last ten trips The protection settings displayed depend on the model of the Micrologic E control unit Screens fe 82 PN en nn en N en _ y o nn en en en nn s en nn nn nn a i Be ieee Electric 25 Schneider Using the HMI Tree Navigation mode Displaying total active energy Micrologic E Energy The total active energy Ep consumed since Micrologic energisation is displayed on 2 screens m the first screen displays the whole number part of total energy in MWh m the second screen displays the decimal part of total energy in MWh Example display of Ep 26 233 MWh 26233 kWh yy N N DB126496 Display of whole Display of decimal part number part of total of total energy in MWh energy in MWh up to 6 up to 3 digits
13. short time protection function protects the distribution system against interlocking in the technical appendix impedant short circuits m The short time tripping delay can be used to ensure discrimination with a The portable test kit can be used to test the wiring downstream circuit breaker between circuit breakers for the zone selective m This function carries out true rms measurements interlocking function m The It ON and I t OFF options enhance discrimination with downstream protection devices m Use of I t curves with short time protection D Kt OFF selected the protection function implements a constant time curve D lt ON selected the protection function implements an St inverse time curve up to 10 Ir Above 10 Ir the time curve is constant m Zone selective interlocking ZSI The short time and ground fault protection functions enable time discrimination by delaying the upstream devices to provide the downstream devices the time required to clear the fault Zone selective interlocking can be used to obtain total discrimination between circuit breakers using external wiring Short time pick up Isd and tripping delay tsd Micrologic control unit 2 0 AJE 5 0 A E 6 0 A E and 7 0 A Pick up Isd Ir x accuracy 10 1 5 2 2 5 3 4 5 6 8 10 Time delay ms settings lt OFF 0 0 1 0 2 0 3 0 4 at 10 Ir lt ON 0 1 0 2 0 3 0 4 IST ON or tsd max resettable time 20 80 140 230 350 lt OFF tsd max break time 80 140 200 320 50
14. to confirm the selection m the ESC key has no effect Quick View menu Presentation The Quick View menu presents information that is essential for operating the device connected to the FDM121 front display module divided into a number of screens The number of available screens and their content depend on the device connected to the FDM121 front display module For example with Compact NS circuit breakers this depends on m the type of Micrologic control unit A E P or H m the metering system 3 ph 4 wire 3 ph 3 wire 3CT 3 ph 4 wire 4CT The screen number and total number of screens are indicated in the top right hand corner of the display Navigation Navigation within the Quick View menu is as follows m the A and Y keys are used to go from one screen to another m the ESC key is used to return to the main menu m the key is used to modify the display mode Schneider 43 Electric Optional functions 44 i Schneider FDM121 front display module Examples of Quick View menu screens The table below shows screens 1 to 7 of the Quick View menu for a Compact NS 4 pole circuit breaker equipped with a Micrologic E control unit lt gt Beem 17 N Open r 250A I2 217A ESC A Screen 1 in the Quick View menu displays m the name of the functional unit Aircon FDR on the screen example opposite The name of the functional unit defined with RSU can be up to 45 characters long but only the first 14
15. 0 Instantaneous protection m The instantaneous protection function protects the distribution system against solid short circuits Contrary to the short time protection function the tripping delay for instantaneous protection is not adjustable The tripping order is sent to the circuit breaker as soon as current exceeds the set value with a fixed time delay of 20 milliseconds m This function carries out true rms measurements Instantaneous pick up Isd Micrologic control unit 2 0 A E Pick up Isd Ir x accuracy 10 1 5 2 2 5 3 4 5 6 8 10 Instantaneous pick up li Micrologic control unit 5 0 AJE 6 0 A E and 7 0 A Pick up li In x accuracy 10 2 3 4 6 8 10 12 15 OFF In circuit breaker rating 11 04443724AA 04 2011 Schneider Discovering the functions Current protection Micrologic A and Micrologic E Protection of the neutral conductor on four pole circuit breakers Protection of the neutral conductor depends on the distribution system There are three possibilities Type of neutral Description Neutral unprotected The distribution system does not require protection of the neutral conductor Half neutral protection The cross sectional area of the neutral conductor is half that of the at 0 5 In phase conductors m The long time current setting Ir for the neutral is equal to half the setting value m The short time pick up Isd for the neutral is equal to half the setting value m The insta
16. 04 DB127828 DB126485 50 27 Press the Arrow button Press and hold the Press the Menu button as many times as Arrow button down to return to the main required to access the for 3 to 4 seconds menu total active energy screen The old value changes displaying the whole to the new value starting number part ofthe total at 0 when releasing active energy the button 04443724AA 04 2011 Schneider Using the HMI Tree Navigation mode Displaying the trip history Micrologic E Introduction The trip history displays the list of the last 10 trips For each trip the following indications are recorded and displayed m the tripping cause Ir Isd li lg or Auto protection Ap trips m the date and time of the trip requires communication option in order to set date and time Example 1 Display for the first most recent trip of the five trips recorded in the trip history Ir tripping cause Z symbol indicating trip history display 1 trip number 1 being the most recent 5 total number of trips recorded DB126489 Example 2 Display for the ninth trip of the ten trips recorded in the trip history li tripping cause Z symbol indicating trip history display 9 trip number 1 being the most recent 10 total number of trips recorded DB126490 List of trip screens for the various causes Cause Comment Screen display Ir trip Long time protection Isd trip Short time protectio
17. 15 minutes 5 to 60 for demand current in 1 minute steps calculation ee Type of network m Setting 43 4 wire 3ph N and 3 pole CB 3 CTs XX 43 43 3 wire or 4 wire m Setting 44 4 wire 3ph N and 4 pole CB 4 CTs 44 and number of circuit or 3 pole CB 3 CTs external CT breaker poles CTs m Setting 33 3 wire 3ph and 3 pole CB 3 CTs Power sign By default the Micrologic E considers power flowing into the circuit breaker via the top terminals to loads connected to the bottom terminals as positive top fed Quick View display Duration of display of each screen in Quick View mode duration Out 1 Out 2 Output Two outputs are available via the 2 optional M2C contacts m Out 1 and Out 2 Setting possibilities are the same for both Event assigned to the Various events can be assigned to each output output 3 trip events tripping caused by Ir tripping caused by Isd or li tripping caused by lg Micrologic 6 0 E 2 pre alarm events Not assigned Ir trip Isd includes li trip Ir pre alarm Ig pre alarm Micrologic 6 0 E lg trip 6 0 E Ir pre alarm Ig pre alarm 6 0 E Output state The output state normally 0 can be controlled in three ways Forced to 1 m forced to 1 for testing m forced to 0 for testing m changed from 0 to 1 without latching on occurrence of the assigned event normal mode Forced to 0 Normal mode no latchi
18. 4 0 4 0 3 0 3 0 2 0 2 BL PtLOFF ia li Seon PX In OFF L 002 001 5 7 1 2 345 7 10 20 3 5 7 10 20 30 a_i xr o 46 Schneider 04443724AA 04 2011 Technical appendix Tripping curves Ground fault protection Micrologic 6 0 A E 10000777 i 5 000 DB400276 gioas Ig A JxIn 1 g A J x In 1 000 a ie 1200 A max t s ON 0 4 0 4 0 3 0 3 0 2 0 2 2 0 1 OFF 0 1 05 07 1 2 3 45 7 1 2 3 5 7 10 200300 I B 04443724AA 04 2011 Schneider a Technical appendix Important Following any modifications to the long time rating plug all control unit protection parameters must be checked Important If no long time rating plug is installed the control unit continues to operate under the following downgraded conditions m the long time current setting Ir is 0 4 m the long time tripping delay tr corresponds to the value indicated by the adjustment dial m the earth leakage protection function is disabled 48 i Schneider DB126381 DB126383 Changing the long time rating pl
19. 4 30 48 60 100 125 V DC 20 20 71 m Output voltage 24 V DC 5 1A e E m Ripple lt 1 m Dielectric withstand 3 5 kV rms between input output for 1 minute m Overvoltage category as per IEC 6094 7 1 cat 4 External power supply 50 Schneider 04443724AA 04 2011 Technical appendix 04443724AA 04 2011 Thermal memory Thermal memory The thermal memory is the means to take into account temperature rise and cooling caused by changes in the flow of current in the conductors These changes may be caused by m repetitive motor starting m loads fluctuating near the long time protection settings m repeated circuit breaker closing on a fault Control units with a thermal memory record the temperature rise caused by each overload even those that are very short This information stored in the thermal memory reduces the tripping time Micrologic control units and thermal memory All Micrologic control units are equipped as standard with a thermal memory m For all protection functions prior to tripping the temperature rise and cooling time constants are equal and depend on the tr tripping delay D if the tripping delay is short the time constant is low D if the tripping delay is long the time constant is high m For long time protection following tripping the cooling curve is simulated by the control unit Closing of the circuit breaker prior to the end of the time constant approximately 15 minutes re
20. 5 0 to 30 A 11 max I2 max I3 max 1 5 0 2 xin 1 2xln IN max 1 5 0 2xIn 1 2xIn 11 12 13 1 5 0 2xIn 1 2xIn IN 1 5 0 2x In 1 2xIn 11 max 12 max I3max 1 5 0 2xln 1 2xln IN max 1 5 0 2xIn 1 2xIn v12 0 5 100 690 V V23 0 5 100 690 V v31 0 5 100 690 V VIN 0 5 100 690 V V2N 0 5 100 690 V V3N 0 5 100 690 V Vavg 0 5 0 100 U unbal 0 5 0 100 P per phase 2 30 2000 kW Q per phase 2 30 2000 kVar S per phase 2 30 2000 kVA P max per phase 2 30 2000 kW Q max per phase 2 30 2000 kVar S max per phase 2 30 2000 kVA P per phase 2 30 2000 kW S per phase 2 30 2000 kVA P max per phase 2 30 2000 kW PF 2 0 1 Ep 2 10 GWh 10 GWh Eq 2 101 GVArh 10 GVArh Es 2 101 GVAh 10 GVAh 1 Important for 3 pole circuit breakers used on 4 wire systems 3ph N terminal VN on the Micrologic control unit must always be connected to the neutral If this is not done the phase to neutral voltage measurements can be erroneous O1 i 5 Schneider Index 56 A Active reactive apparent energy Active reactive apparent power Address Alarm B Baud rate C COM communication option Contact Control unit identification Control unit battery D Date and time Demand current Demand current calculation Demand power Demand power cal
21. Low voltage electrical distribution Micrologic Control units 2 0A 5 0A 6 0A 7 0 A 2 0E 5 0E 6 0E User manual 04 2011 e GL N N WL je A um wa Schneider Discover the new Micrologic E control unit The most affordable way to put energy metering where you need it Distributed energy metering is a critical first step to reducing energy consumption It will help you understand exactly where when and how much energy you are consuming throughout your facilities so you can discover opportunities to improve your efficiency The new Micrologic E control unit for Compact NS and Masterpact NT NW circuit breakers affordably combines protection metering and communications in a way that is smart safe and simple This will be an important first step toward a complete Active Energy Management programme that can often achieve up to 30 in energy Savings www schneider electric com micrologic e As part of a complete Active Energy Management programme 04443724AA 04 2011 Contents Discovering your control unit Model designations Presentation Protection settings Setting procedure Using the portable test kit Setting the Micrologic 2 0 A E control unit Setting the Micrologic 5 0 A E control unit Setting the Micrologic 6 0 A E control unit Setting the Micrologic 7 0 A control unit Selecting the type of neutral protection Discovering the functions Current protection Overload and fault
22. MU that reflects the function of the latter The procedure for displaying the IMU name is as follows Select the Quick View sub menu in the main menu using the A and Y keys Quick view Press the OK key to confirm selection of the X Metering Quick View menu Control A Alarms t Services Screen 1 in the Quick View menu displays the IMU name Motor feeder The IMU name assigned using RSU software can consist of 45 characters maximum but only the first 14 characters are visible on the FDM121 front display module Schneider 45 Electric Technical appendix Tripping curves Long time and instantaneous protection Micrologic 2 0 A E 10 000 5 000 Ir 0 4 1 x In DB400274 2 000 1 000 t s Isd 1 5 10 x Ir 002 001 5 7 1 2 345 7 10 20 30 50 70100 200300 I I B Long time short time and instantaneous protection Micrologic 5 0 A E 6 0 A E and 7 0 A 10 000 5 000 Ir 0 4 1 xin DB400275 2 000 1 000 t s Isd 1 5 10xIr 0
23. S 2 Eorn E E Even n None EnorFr En English Fr French 1 When the communication option is used the communication parameters must be set The communication module should be set up only when installed Modification of a parameter on a system already in operation may lead to communication faults 7 19 2 kb n Language Work language for the screens x 30 Schneider 04443724AA 04 2011 DB126862 DB126888 DB126897 Using the HMI Metering menu You are in the Metering Menu Simultaneously press the two buttons to access the parameter settings for the communication option Then press and hold to save the setting and go on to the next parameter Press and hold to return to the Metering Menu 04443724AA 04 2011 DB126863 DB126889 Tree Navigation mode Micrologic A set up Setting procedure m Briefly press the button to scroll through the possible settings for a given parameter m Press the button somewhat longer to save the setting and go on to the next parameter m After selecting the language press and hold the button to return to the Metering menu Modbus address Metering menu DB126864 DB126887 Select the desired Modbus Then press and hold to save the Select the desired baud rate address setting and go on to the next parameter Parity Language DB126890 DB126896 Select the desired parity setting Then press and hold to save the Select the desi
24. Schneider Using the HMI Display tree branches Default display instantaneous current of the most heavily loaded phase Instantaneous currents Instantaneous current maximeters To reset current maximeters see page 27 Protection setting display See details on page 29 Setting tree branches Communication settings See details on page 30 24 i De Tree Navigation mode Micrologic Amenu display The figures below show all the screens of the 2 Micrologic A navigation trees with all details concerning screen content and navigation between the various branches and screens of the trees Screens Ig Micrologic 6 0 A lAn Micrologic 7 0 A Ig Micrologic 6 0 A lAn Micrologic 7 0 A 04443724AA 04 2011 Using the HMI Display tree branches Default display instantaneous current ofthe most heavily loaded phase Instantaneous and demand currents Instantaneous current maximeters To reset current maximeters see page 27 Voltages 3 wire systems Voltages 4 wire systems Power Active Power is displayed positively or negatively according to the parameter Power sign see page 32 Active energy Ep is displayed in MWh on 2 screens see details on page 26 To reset active energy see page 27 Trip history see details on page 28 Protection settings display see details on page 29 Setting tree branches Communication settings see details on page 32 Measurement
25. access the output list of possible events page 32 setting screen The existing output setting is displayed default setting is X indicating that no trip event has been assigned to the output A closed padlock icon indicates that the setting is locked Modify the output state control mode Confirm and lock the Output 1 Display next setting screen state setting DB127134 DB127135 Press the button repeatedly until the Press on the button to confirm Press the button again to go to desired output state control mode is and lock the new setting The setting the screen for the next parameter displayed see page 32 In normal mode stops flashing and a closed padlock the output goes from 0 to 1 without is displayed latching on occurrence of the assigned event 04443724AA 04 2011 Schneider Maintenance Resetting the fault indications Checking and changing the battery The procedure for closing the circuit breaker following Resetting the fault indications a fault trip is presented in the circuit breaker user m Determine why the circuit breaker tripped manual The fault indication is maintained until it is reset on the control unit m Press the fault trip reset button DB127800 Checking the battery MicrologicA DB119486 Press the battery test button same as the fault trip reset button to display the battery status EA Battery charged E Battery half charged Change the battery Press the battery
26. characters are visible on the FDM121 front display module m the Open Closed Trip status Open on the screen example opposite of the Compact NS circuit breaker m the long time protection Ir current setting m the current of the most heavily loaded phase 12 217A in the screen example opposite Screen 2 in the Quick View menu displays the currents m Phase 1 current 11 m Phase 2 current I2 m Phase 3 current 12 m Neutral current IN Screen 3 in the Quick View menu displays the phase to phase voltages m Phase 1 to phase 2 voltage V12 m Phase 2 to phase 3 voltage V23 m Phase 3 to phase 1 voltage V31 Screen 4 in the Quick View menu displays the phase to neutral voltages m Phase 1 to neutral voltage V1N m Phase 2 to neutral voltage V2N m Phase 3 to neutral voltage V3N Screen 5 in the Quick View menu displays the power values m Active power Ptot in kW m Reactive power Qtot in kVAr m Apparent power Stot in kVA 11318 kWh 257 KVArh 13815 kVAh Screen 6 in the Quick View menu displays the energy values m Active energy Ep in kWh m Reactive energy Eq in KVAr m Apparent energy Es in kVAh PF 0 73 Screen 7 in the Quick View menu displays m the power factor PF 04443724AA 04 2011 Optional functions 04443724AA 04 2011 FDM121 front display module Intelligent Functional Unit IMU name For efficient use of the electrical equipment the RSU software can be used to assign a name to the I
27. ck View modes Tree Navigation mode m Tree Navigation is a manual scroll mode using the and buttons on a Micrologic Aor E control unit m All information can also be viewed on an optional FDM121 Front Display Module or ona PC using the communication option see table page 38 m Two navigation trees are provided for each Micrologic control unit O a Display tree to view the main values and settings of the control unit D a Setting tree to modify the settings You can enter the Setting tree from any screen of the Display tree by pressing the and buttons simultaneously m Each tree is divided up into several branches see opposite page Use the button to scroll through the different branches of a tree When on the last branch pressing the button returns you to the instantaneous l1 current screen of the Display tree m Each branch provides access to values or settings that depend on the type of Micrologic control unit for example D measurements instantaneous current demand current maximum instantaneous current voltage power energy etc D trip history D protection setting display O settings for modification of communication measurement or output parameters m Use the button to scroll through the different screens of a given branch Press the button at any time to proceed to the next branch m All the screens of the Micrologic A navigation trees are detailed on page 24 m All the screens of the Micrologic E navigation
28. culation Demand power maximeters E Earth leakage protection F Fault Full neutral protection Ground fault protection H Half neutral protection l I ground earth leakage lt Ig pickup Infrared link Instantaneous current Instantaneous power Instantaneous protection Ir current setting Isd pickup L Language Latching LEDs Long time protection M M2C Maximum of instantaneous current Metering menu Modbus address Modbus communication Modbus connection N Neutral protection 15 16 44 16 44 38 39 52 40 43 30 32 39 52 39 44 38 2 36 28 40 16 40 52 53 32 40 52 16 40 52 53 32 40 52 15 53 13 40 14 36 12 13 17 28 40 47 51 12 30 12 04443724AA 04 2011 Index 04443724AA 04 2011 P Parity Phase to neutral and phase to phase voltage Portable test kit Power maximeter Power sign R Remote control Resetting the fault indications Resetting the maximum instantaneous current values Resetting the total active energy S Short time protection System type T Test connector tg tripping delay Thermal memory tr tripping delay Trip history Tripping curves tsd tripping delay Tripping delay At U ULP system U unbal V V unbal Voltage V avg Z Zone selective interlocking 30 32 52 15 25 40 53 4 15 16 53 52 11 28 40 51 52 3 3 13 29 10 51 3 19 29 17 23 25 28 46 3 11 29 13 41 53
29. d the second digit will start flashing indicating it is ready to be modified until the new value for the first digit is displayed You can scroll through all possible values in a loop Display next setting screen Briefly press the button again to go on to the next parameter 1 The maximum address is 47 If you try to set a higher address Micrologic will set the address to the maximum address of 47 values in a loop as for the first displayed digit 34 Schneider Electric 04443724AA 04 2011 DB127113 DB127133 Using the HMI Tree Navigation mode Micrologic E set up Example 2 Setting Output 1 for Micrologic E with optional M2C contacts The state of output 1 can be associated with the occurrence of a given trip event MERI pag se B B BL B K AAN Access the Output 1 setting Unlock and access the setting Modify the trip event assigned Confirm and lock the trip event screen to Output 1 setting DB127112 DB127130 DB127131 DB127132 Simulta sly press the Press the button to open the Dress the button repeatedly Press the button to confirm and the buttons for four padlock The existing setting will until the desired trip event is and lock the new setting The seconds to access the Modbus flash indicating it is ready to be displayed You can scroll through setting stops flashing and a ess screen Then press the modified all possible events in a loop see closed padlock is displayed B cutton to
30. del must be always be performed on a sliding window Note The thermal demand value is similar to an rms value Micrologic E control units use the quadratic model to calculate both demand current and demand power Peak demand values The Micrologic E trip unit calculates m the maximum peak demand values of phase and neutral currents since the last reset m the maximum peak demand values of total active power since the last reset The peak demand values can be accessed and or reset in the following ways m peak demand current via the Micrologic control unit see page 25 or the Communication option see page 40 m peak demand power via the Communication option see page 39 04443724AA 04 2011 Technical appendix RSU Remote Setting Utility Presentation RSU Remote Setting Utility software can be used on a PC to carry out all the functions normally available via the HMI using the keypad on the Micrologic control unit The various functions are available via three tabs m Basic prot can be used to prepare check and save all the basic protection settings of the selected Micrologic control unit DB400221 e x E 7 x m Service can be used to display and set the metering and communication parameters DB400222 Two additional settings not available via the control unit HMI are also accessible D the Vn display V setting lets you set the nominal voltage of the power system fixing the reference value for t
31. duces the tripping time indicated in the tripping curves Short time protection and intermittent faults For the short time protection function intermittent currents that do no provoke tripping are stored in the Micrologic memory This information is equivalent to the long time thermal memory and reduces the tripping delay for the short time protection Following a trip the short time tsd tripping delay is reduced to the value of the minimum setting for 20 seconds Ground fault protection and intermittent faults The ground fault protection implements the same intermittent fault function as the short time protection Electric Schneider 51 Technical appendix Interval duration Time shift between intervals n and n 1 Interval n Interval n 1 lt lt gt Interval duration 52 i Schneider Calculating demand values Micrologic E The Micrologic E trip unit calculates and displays m the demand values of phase and neutral currents m the demand value of the total active power The maximum peak demand current and power values are stored in the memory All demand values are updated once every minute Definition The demand value of a quantity is its average value over a given period of time In electrical power systems it is used especially for the current and power The demand value should not be confused with the instantaneous value or the average or mean value which often refers to the a
32. ectrical distribution solution integrating metering communication and operating assistance functions for Masterpact and Compact NS circuit breakers 1 BCM ULP Breaker Communication Module with ULP port 13 ULP cable 0 3m TRVO00803 2 Micrologic control unit S m nor 3 Breaker ULP cord 0 35m LV434195 s 2m TRV00820 1 3m LV434196 3 LV434197 3m TRV00830 i 5m TRV00850 4 Modbus cable 5 Ethernet cable 14 NSX cord 0 35m LV434200 6 FDM121 Front Display Module TRV00121 m a 7 ULP line terminators TRV00880 8 CCM Chassis Communication Module 33852 9 EGX100 Ethernet gateway 10 External 24 V DC power supply 11 Modbus interface TRV00210 12 Stacking accessory TRV00217 04443724AA 04 2011 Schneider Optional functions FDM121 front display module The ULP system can be used to enhance the Masterpact and Compact NS circuit breaker functions by m local display of measurements and operating assistance data on the switchboard with the FDM121 front display module firmware version 2 V2 1 0 m setup and maintenance functions with the maintenance module and RSU software With the ULP system Masterpact and Compact NS circuit breakers become metering and supervision tools that can be used to improve energy efficiency by m optimising energy consumption by zone or by application taking load peaks and priority zones into account m managing electrical equipment better For more information on the ULP system and the FDM121 display module r
33. ed on the digital screen in absolute value with the relevant units m Current in amperes A and kA m Tripping delays in seconds 3 If no information is displayed see Micrologic digital display in the technical appendix If no further action is taken the display returns to the main menu for current measurements after a few seconds DB126341 4 Close the protective cover and if necessary install a lead seal to protect the settings See portable test kit user manual Using the portable test kit To test the control unit connect the portable test kit to the test connector DB126342 DB126343 S Schneider 044437 24AA 04 2011 DB119478 DB119479 Protection settings Setting the Micrologic 2 0 A E control unit See pages 10 to 12 for information on the available The rating of the circuit breaker in this example is 2000 A settings DB119436 Set the threshold values tong time In 2000 A M H ee ES Ir 0 7 x In 1400 A Rom Ea l isd 3 x Ir 4200 A DB119 instantaneous Isd oO Set the tripping delays Lana long time DB119440 tr 04443724AA 04 2011 Schneider Electric DB119480 DB119481 Protection settings See pages 10 to 12 for information on the available settings setting long time gt Schneider Setting the Micrologic 5 0 AJE control unit The rating of the circuit breaker
34. efer to the ULP system user manual Intelligent Functional Unit A functional unit is a mechanical and electrical assembly containing one or more products that perform a given function in a switchboard e g incoming protection motor control Functional units are modular and are easy to install in the switchboard Built around each Masterpact and Compact NS circuit breaker the functional unit consists of m a dedicated plate for installing the Masterpact or Compact NS circuit breaker m an escutcheon in front to prevent direct access to live parts m prefabricated connections to the busbars m on site connection and auxiliary wiring accessories The ULP system can be used to enhance the functional unit by adding an FDM121 front display module to display all measurements and operating assistance data supplied by Micrologic control units With the ULP system metering functions add intelligence to the functional unit BEN iool ee oo a PB104819 Functional unit Intelligent functional unit measurements and local display Schneider 04443724AA 04 2011 DB 9 9 9 9 9 9 Optional functions Main Menu X Metering C Control A Alarms u Services 04443724AA 04 2011 FDM121 front display module Main menu Presentation The Main menu offers 5 sub menus containing the information required for monitoring and using the ULP system intelligent functional units The content of the sub m
35. enus has been adapted to Masterpact and Compact NS circuit breakers The 5 sub menus accessible from the Main menu are described in the following table Quick View menu The Quick View menu provides quick access to information that is essential for operation Metering menu The Metering menu displays data made available by the Micrologic control unit m current voltage power energy measurements m minimum and maximum measurement values 9 ae The Control menu can be used to control a circuit breaker equipped with a motorised communicating remote operating mechanism The available controls are m circuit breaker opening m circuit breaker closing A Alarms menu The Alarms menu displays the trip history of the last 10 trips detected by the Micrologic control unit since the last power up ofthe FDM121 display module cE Services menu The Services menu contains allthe FDM121 display module set up functions and the operating assistance information m reset peak demand values energy meters m set up display module m maintenance operation counters load profile etc m product version identification of the intelligent functional unit modules m language T For more information on the FDM121 display module menus refer to the ULP system user manual Navigation Navigation within the Main menu is as follows m the A and W keys are used to select one of the 5 sub menus m the OK key is used
36. essive temperature or short circuit higher than circuit breaker capacity opens the circuit breaker and turns on the Ap LED Important If the circuit breaker remains closed and the Ap LED remains on contact the Schneider Electric after sales support department La Schneider 04443724AA 04 2011 Discovering the functions 04443724AA 04 2011 DB126369 Measurements Micrologic A and Micrologic E Measurement and display possibilities m Micrologic A measures instantaneous currents and stores the maximum values in maximeters m In addition to the values measured by Micrologic A Micrologic E measures voltage power and energy Micrologic A and Micrologic E measurements can be displayed on m the digital screen of the control unit see page 24 for Micrologic A and page 25 for Micrologic E m an optional FDM121 Front Display Module see page 41 m a PC via the Modbus communication COM option see page 38 In addition a bargraph on the front ofthe control unit continuously displays the currents measured on phases 1 2 and 3 as a percentage of the long time current setting Ir 1 125 x Ir 1x Ir 0 8 x Ir 0 6 x Ir 0 4 x Ir The following table indicates Micrologic A and Micrologic E measurement and display possibilities Measurements Micrologic Displayed on A E Micrologic FDM121 COM Instantaneous currents 11 12 m S 13 IN Ig IAN Current maximeters In max I2max I3max INmax Igmax IAN ma
37. he parameters of the branch using the arrow button to return to the same parameter To proceed to the next set up branch or exit the last branch press the menu button Electric Schneider 33 DB127030 DB127109 Using the HMI Tree Navigation mode Micrologic E set up Example 1 Setting the Modbus address The Modbus address is a two digit number identifying the Micrologic E in a Modbus network DB127029 Unlock and access the first digit flashing Access the existing Modbus address DB127034 Simultaneously press the and the buttons for four seconds to access the address setting screen The existing address is displayed default address 47 or XX A closed padlock icon indicates that the value is locked padlock and display the first digit e g 4 It will flash indicating it is ready to be modified Confirm and lock the new setting Modify the second digit DB127111 Press the button again to confirm and lock the new setting The second digit stops flashing and a closed padlock is Press on the button repeatedly until the new value for the second digit is displayed You can scroll through all possible DB127035 DB127110 Modify the first digit Confirm the first digit and access the second digit flashing DB127036 Press the button to open the Press the button repeatedly Briefly press the button to display the second digit The digit will stop flashing an
38. he percent voltage indications displayed on the FDM121 front display module D the Remote control setting lets you select either Auto Remote or Manu Local control of circuit breaker opening and closing operations for circuit breakers equipped with a motorised communicating remote operating mechanism Auto Remote mode is via the communication option and a PC running suitable software e g RCU Remote Control Utility Manu Local mode is via the Control menu of the FDM121 front display module see page 43 Important In both modes the manual operating controls on the front of the circuit breaker remain operational and take priority over remote or FDM121 control commands 04443724AA 04 2011 Schneider 53 Electric Technical appendix RSU Remote Setting Utility m M2c can be used to set the optional M2C contacts for the programmable outputs of Micrologic E control units You can set both the alarm or pre alarm to be assigned to the output and the operating mode non latching contact Normal mode For further information see Optional M2C contacts for Micrologic E programmable outputs on 38 2 H Micrologic Remote Setting Utility V7 0 0 fm 5 Be Yew Remote functions Setup Update Help C Mictologic tity ASU D ata New rsu Micrologc 60E Vj Service MM Basic prot Bue 1 Alarm type fi Alam type le X Mode Non latching contact v Mode Non latching contact w RSU operating modes RSU software can be used in two
39. ide access to all the screens of Micrologic A or Micrologic E control units m The different screens are accessible using the and buttons and are organised in branches corresponding to a given type of information The following branches are available in the indicated order depending on the type of Micrologic control unit Branch type of information MicrologicA Micrologic E Display tree Instantaneous current Instantaneous and demand current Maximeters for instantaneous current Voltage Power total of 3 phases Active energy total of 3 phases Trip history last 10 Protection setting display Setting tree Communication settings Measurement settings Output settings with optional M2C contacts Software version Navigating with the keypad buttons Press briefly gt lt 1s E symbol a white hand Press and hold gt gt 4s symbol a grey hand Screen information The positions ofthe downward arrows one two or three arrows under the information displayed on the screen indicate the phases concerned as shown for example in the screens below 3 DB126478 DB126479 380 V phase to phase 220V phase to neutral 2 556 MW total active voltage between phases voltage between phase power ofthe 3 phases 1 A and 2 B arrows 2 B and neutral arrows arrows above the 3 above 1 A and 2 B above N and 2 B phases Default screen Example Phase 1 is the most heavily loaded 3 Electric A 23
40. in this example is 2000 A DB119436 Set the threshold values n 2000 A LON curve I t OF F curve t t Ir Ir II gt j x 5 II A gt DB119443 DB119444 Isd 2xIr 2800 A li 3 x In 6000 A Isd Isd Set the tripping delays ZON curve It OFF curve t t DB119445 DB119446 tsd tsd I7t on 04443724AA 04 2011 DB119448 DB119482 Protection settings See pages 10 to 13 for information on the available settings ground fault _ long time short time tsd 7 fault _ 04443724AA 04 2011 Setting the Micrologic 6 0 A E control unit DB119436 Set the threshold values It ON curve It OFF curve In 2000 A th ab ir StA ed ir Isd Isd li 0 0 St t T L 0 0 Set the tripping delays It ON curve It OFF curve t t tr tr tsd tsd 0 0 DB119452 DB119453 oO Schneider Electric N DB126363 Protection settings Setting the Micrologic 7 0 A control unit The rating of the circuit breaker in this example is 2000 A See pages 10 to 13 for information on the available settings DB126362 e Set the threshold values DB126364 It ON curve It OFF curve In 2000 A Sth ob ir 2th bi 7 Mm 1507510 10008 Ir 0 7 x In 1400 A amai Isd Isd Ne isd 2 x Ir 2800 A i r au S 0 i 0 mp 15 3x Tn lt p000 A
41. indications Measurements Trip history and pre alarms Using the HMI HMI display modes Quick View mode Micrologic E Tree Navigation mode Maintenance Resetting the fault indications Checking and changing the battery Testing the ground fault and earth leakage functions Optional functions Optional M2C contacts Communication option FDM121 front display module Technical appendix Tripping curves Changing the long time rating plug Zone selective interlocking ZSI Micrologic digital display Thermal memory Calculating demand values Micrologic E RSU Remote Setting Utility Measurement ranges and accuracy Index Schneider BP OONN CON OO Ff co 10 14 15 17 18 18 20 23 36 36 3 38 38 39 41 46 46 48 49 50 91 52 53 55 56 DB126368 Discovering your Model designations control unit All Compact NS800 3200 Masterpact NT and Micrologic 2 0 A and 2 0 E basic protection Masterpact NW circuit breakers are equipped with a 3 re Micrologic 2 0 E N A DB126349 DB12633 Micrologic control unit that can be changed on site The control units are designed to protect power circuits 2 0E S X Y Z DB1194 Micrologic O Ir Isd Long time instantaneous protection Micrologic 2 0A Micrologic 2 0 E Micrologic 5 0 A and 5 0 E selective protection Micrologic 5 0 A st N lt e gt a a DB126350 DB12633 X type of protection m 2 for basic pro
42. information via the communication network An infra red link transmits data between the control unit and the communication module Modbus communication Modbus bus The Modbus RS 485 RTU protocol system is an open bus on which communicating Modbus devices Masterpact with Modbus COM Power Meter Sepam Vigilohm etc are installed All types of PLCs and computers may be connected to the bus Modbus communication parameters For a Masterpact or Compact NS circuit breaker equipped with a Micrologic control unit the Modbus address baud rate and parity are set using the keypad on the control unit The Modbus communication system is divided into four managers that secure data exchange with the supervision system and the circuit breaker actuators The manager addresses are automatically derived from the circuit breaker address xx entered via the Micrologic control unit the default address is 47 xx Circuit breaker manager 1 to 47 xx 50 Chassis manager 51 to 97 xx 200 Measurement managers 201 to 247 xx 100 Protection manager 101 to 147 Number of devices The maximum number of devices that may be connected to the Modbus bus depends on the type of device Masterpact with Modbus COM Power Meter Sepam Vigilohm etc the baud rate 19200 bauds is recommended the volume of data exchanged and the desired response time The RS 485 physical layer offers up to 32 connection points on the bus 1 master 31 slaves
43. ion The long time protection function protects cables phases and neutral against overloads This function is based on true rms measurements Thermal memory The thermal memory continuously accounts for the amount of heat in the cables both before and after tripping whatever the value of the current presence of an overload or not The thermal memory optimises the long time protection function of the circuit breaker by taking into account the temperature rise in the cables The thermal memory assumes a cable cooling time of approximately 15 minutes Long time current setting Ir and standard tripping delay tr Micrologic control unit Accuracy 2 0 AJE 5 0 AJE 6 0 A E and 7 0 A Current setting Ir In x 0 4 0 5 0 6 0 7 0 8 0 9 0 95 0 98 1 tripping between other ranges or disable by changing rating plug 1 05 and 1 20 x Ir Time delay s trat1 5x Ir 0 to 30 125 25 50 100 200 300 400 500 600 trat6 x Ir 0 to 20 0 5 1 2 4 8 12 16 20 24 trat7 2xlr 0 to 20 0 34 0 69 1 38 2 7 5 5 8 3 11 13 8 16 6 In circuit breaker rating The accuracy of the Ir setting may be enhanced by using a different long time rating plug See Changing the long time rating plug in the technical appendix 10 Schneider 04443724AA 04 2011 Discovering the functions Current protection Micrologic A and Micrologic E Forthe characteristics and external wiring ofthe zone Short time protection selective interlocking function see Zone selective m The
44. n li trip Instantaneous protection lg trip Ground fault protection Ap trip Auto protection 1 Instantaneous protection trips li are indicated on the trip history screen in the same way as short time protection trips ISd Both are caused by short circuits Trip date and time For each trip history screen Micrologic E will display the date and time of the trip Every time the 24 VDC control voltage is energised date and time restart at January first 2000 Therefore it is strongly recommanded to set date and time periodically at least once an hour The setting of the Micrologic E date and time requires the communication option and can be set in one of 2 ways m via the front display module FDM121 m or using a Supervision software RCU ION Enterprise etc 2 screens date and time will be displayed successively when the button is pressed es gj glos gle N 1 2 3 N 1 2 3 N 1 2 3 N 1 2 3 In this example date is January third 2011 and time is 12 h 34 min and 56 s 28 Schneider 04443724AA 04 2011 Using the HMI Tree Navigation mode Displaying the protection settings Micrologic control unit 2 0A 5 0A 6 0A 7 0A 2 0 E 5 0E SOE Long time current setting Ir DB119483 Select the Settings menu The Ir value is displayed first Long time tripping delay tr Press the arrow button to go on to the tr value Short time pick up Isd Press the arrow bu
45. ng 1 When the communication option is used the communication parameters must be set The communication module should be set up only when installed Modification of a parameter on a system already in operation may lead to communication faults 2 Note than all the default screens include a closed padlock icon This means the value is protected You must open the padlock to modify the settings and close the padlock after your modification in order to protect the new value The procedure is described on the next page 3 Important for 3 pole circuit breakers used on 4 wire systems 3ph N terminal VN on the Micrologic control unit must always be connected to the neutral If this is not done the phase to neutral voltage measurements can be erroneous 4 Important for 3 pole circuit breakers used on 3 wire systems neutral not distributed always set this value to 33 see below to avoid indications of a meaningless phase to neutral voltage 32 Schneider 04443724AA 04 2011 In O L gt O gt 1 1 Using the HMI 04443724AA 04 2011 Tree Navigation mode Micrologic E set up General procedure to set Micrologic E parameters The parameters are divided into three branches on the navigation tree m communication settings m measurement settings m output settings The following describes the general procedure to modify the settings The next two pages give examples for the Modbus address and output settings
46. nt exceeds the selected tripping or pre alarm pickup threshold the output state changes from 0 to 1 after a fixed time delay of 1 second m Dropout when the circuit is opened by the circuit breaker or when the current falls below the pre alarm dropout threshold see page 17 the output state returns to 0 after a non adjustable time delay of 1 second Contact operating diagrams Contact operating diagram for long time short time instantaneous and ground fault protection trip alarms A DB127847 tr tsd or tg delay ir Isd li or lg pickup Ir Isd li or Ig LED ee Non latching contact O Fault trip reset Contact operating diagram for Ir and Ig pre alarms of Ir or Ig 4 DB127875 90 Pickup threshold 85 Dropout threshold 18 18 Pre alarm 38 Schneider 04443724AA 04 2011 DB126379 Optional functions The communication option consists of an independent module that fits behind the Micrologic control unit 04443724AA 04 2011 Communication option Communication option The communication option uses a Modbus communication protocol to remotely access the following information and functions available in the Micrologic control unit m status indications m controls m measurements m Operating assistance It consists of an independent communication module installed behind the Micrologic control unit This module receives and transmits
47. ntaneous pick up Isd Micrologic 2 0 A E for the neutral is equal to half the setting value m The instantaneous pick up li Micrologic 5 0 VE 6 0 A E 7 0 A for the neutral is equal to the setting value Full neutral protection The cross sectional area of the neutral conductor is equal to that of the at In phase conductors m The long time current setting Ir for the neutral is equal to the setting value m The short time pick up Isd for the neutral is equal to the setting value m The instantaneous pick ups Isd and li for the neutral are equal to the setting value Neutral protection for three pole devices Neutral protection is not available on three pole devices 12 Schneider 04443724AA 04 2011 Discovering the functions Current protection Micrologic 6 0 A E 7 0 A Ground fault protection on Micrologic 6 0 A E m A ground fault in the protection conductors can provoke local temperature rise at the site of the fault or in the conductors The purpose of the ground fault protection function is to eliminate this type of fault m There are two types of ground fault protection Type Description Residual m The function determines the zero phase sequence current i e the vector sum of the phase and neutral currents m It detects faults downstream of the circuit breaker Source Ground Return m Using a special external sensor this function directly measures the fault current returning to the transformer via the earth cable
48. ogic installation or last reset Demand current Mean of all instantaneous time current values over a given user adjustable time interval e g 10 min Voltage Average voltage The rms value of the voltage Average of the 3 phase to phase voltages V12 V23 and V31 V avg V12 V23 V31 3 Voltage unbalance Instantaneous power Power maximeter DB119998 Voltage unbalance on the most unbalanced phase displayed as a percentage of Vavg U V12 V23 V31 Micrologic E measures the maximum difference between the instantaneous time voltage of each phase and Vavg and calculates the voltage unbalance E V unbal Eis Vavg P total active power Q total reactive power S total apparent power P Q and S are rms instantaneous values Maximum value of the instantaneous time power refreshed every 1 s since Micrologic installation or last reset V avg 0 Demand power Mean of all instantaneous time power values over a given user adjustable time interval e g 10 min Instantaneous power factor PF PF P S Total energy Ep total active energy Eq total reactive energy Es total apparent energy 1 For details on how demand is calculated see Calculating demand values in the technical appendix page 52 04443724AA 04 2011 Discovering the functions Micrologic E control units let you access information that can be used to analyse or avoid circuit breaker trip
49. ows the operator to quickly view the most important electrical measurements currents voltages active power energy without having to touch the control unit keypad 20 i Schneider DB126520 Quick View mode Micrologic E Presentation The screens automatically scroll in a circular manner so thatthe operator can view all the main electrical measurements one after another The current bargraph and overload LED remain visible at all times in Quick View mode Quick View screen descriptions Quick View can be used to display the screens defined in m the factory configuration m a custom configuration Screens defined in the factory configuration Micrologic E control units come with a factory Quick View configuration including the following 9 screens scrolled in the indicated order 1 Current of phase 1 A 2 Current of phase 2 B 3 Current of phase 3 C 4 Voltage phase to neutral V1N or phase to phase V12 5 Voltage phase to neutral V2N or phase to phase V23 6 Voltage phase to neutral V3N or phase to phase V31 7 Total active power 8 Active energy whole number part up to 6 digits in MWh 9 Active energy last digit of whole number part plus 3 digits of decimal part Each screen is displayed for 2 s before being replaced by the next in the list This duration can be adjusted from 1s to 9 s in 1 s steps see Measurement settings Quick View display duration on page 30 2 Current ph 2 B 3 Cur
50. ping thereby increasing the overall availability of your installation Available information includes the trip history and tripping pre alarms 04443724AA 04 2011 DB127875 Trip history and pre alarms Micrologic E Trip history The trip history displays the list of the last 10 trips For each trip the following indications are recorded and displayed m the tripping cause Ir Isd li lg or Auto protection Ap trips m the date and time of the trip requires communication option in order to set Date and Time List of trip causes m overloads Ir m short circuits Isd or li m ground faults Ig m auto protection Ap The trip history display is presented on page 28 Pre alarms Definition Micrologic E control units can be set to deliver pre alarms via their optional M2C contacts see page 38 These pre alarms can be used to warn operators that the current is approaching a trip threshold In this way remedial measures e g load shedding maintenance etc can be taken before the circuit breaker trips avoiding unnecessary shutdowns Two types of pre alarms are available depending on the control unit m Long time protection pre alarm all Micrologic E control units can be set to deliver a pre alarm via one of their two outputs when the current reaches 90 of the long time protection current setting Ir m Ground fault protection pre alarm Micrologic 6 0 E control units can also be set to deliver a pre alarm
51. red language setting and go on to the next parameter Schneider Electric 31 Using the HMI Tree Navigation mode Micrologic E set up Set up parameters Micrologic E has three types of set up parameters m communication settings m measurement settings m M2c output settings The corresponding parameters Address Baud rate etc have default values that can or must be changed according to the needs of the installation or users The parameters are displayed in the order indicated in the table The following table lists these parameters and indicates their possible values The below procedure to change the settings is described on the next page Parameters Definition Format Default Default Possible values X digit value units screen 2 Modbus address Address of Micrologic E on the Modbus network to which itis XX connected E N 4 8 9 6 19 2 E Even n None Baud rate Number of kbits exchanged per second kbauds on the XX X 19 2 kb Modbus network Parity Used for error checking based on the number of bits in the Eorn transmitted data group Modbus connection Type of Modbus connection 4orULP 4 wire 4 or 2 wire ULP ULP x Eu Interval window Period of time over which the demand power is calculated 15 minutes 5 to 60 for demand power in 1 minute steps calculation Interval window Period of time over which the demand current is calculated X
52. rent ph 3 C 1 Current w ph 1 A N 1 2 3 4 Voltage 4 Voltage 4W V1N 3W V12 9 Energy AW V2N 3W V13 8 Energy 6 Voltage 6 Voltage AW V3N 3W V23 995 L aes 7 Power 04443724AA 04 2011 DB126521 Using the HMI Quick View mode Micrologic E Use Activating Deactivating Quick View m When energised for the first time Micrologic E automatically activates Quick View and scrolls through the factory configured screens m Press the button briefly lt 1 s to activate the classical tree navigation mode Press again briefly lt 1 s to return to Quick View mode m In both Tree Navigation and Quick View modes the first screen displayed is screen 1 It shows the instantaneous current of the most heavily loaded phase In this example screen 1 displays 11 Instantaneous and demand current Current Screen 1 y Ph Ph EZ voltage for 3W systems Current N nn Screen 1 N 123 Energy V Energy Power Manual control of Quick View scrolling Automatic scrolling of Quick View screens can be stopped for example to display a screen for more than 2 seconds in order note measurements Press briefly Stops scrolling and displays the lt 1s present screen for 20 s if no other action is taken DB126473 It is then possible to manually scroll through each Quick View screen one after the other Press briefly Displays the next screen for 20 s
53. ripping m nDC component withstand class A up to 10 A Pick up value l n and tripping delay At Micrologic control unit 7 0A Pick up lAn accuracy 0 to 20 0 5 1 2 3 5 7 10 20 30 Time delay ms settings At max resettable time 60 140 230 350 800 At max break time 140 200 320 500 1000 a T E 04443724AA 04 2011 Schneider Discovering the functions Overload and fault indications Micrologic A and Micrologic E All Micrologic A and Micrologic E control units are Overload LED long time Ir 8 tr 8 gt LZ 75 9 s 4 12 7 TL 6 ea 2 16 ZD de 98 1 20 4 nl B lt s instal eous short time Is tsd li 8 3 5 s 6 10 23 s 4 12 i ei i lAn equipped with overload and fault indication LEDs DB126366 2 off xin earth leakage An This LED signals that the long time current setting Ir has been overrun Fault indications Important The battery maintains the fault indications If there are no indications check the battery Signals tripping due to overrun of the long time current setting Ir DB126344 test reset Signals tripping due to overrun of the short time pick up Isd or instantaneous pick up Isd or li DB126345 Signals tripping due to overrun of the ground fault pick up lg or earth leakage pick up lAn DB126346 Signals tripping due to the auto protection function of Micrologic 6 0 E ELA the control unit DB126347 test reset The auto protection function exc
54. ssible functions The M2C contacts require an auxiliary power supply The Micrologic E control unit can be equipped with up to two M2C contacts S1 and S2 that can be used to activate m alarms to signal and identify tripping caused by long time short time 7 instantaneous or ground fault protection I m pre alarms to warn of imminent tripping by ground fault Micrologic 6 0 E or long time protection Contact operation The contacts can be set to change the state of Micrologic E outputs Out1 and or awe Out2 from 0 to 1 when certain events occur E trip events i e when the control unit is tripped by D long time protection Ir D short time instantaneous protection Isd or li O ground fault protection Ig Micrologic 6 0 E only m pre alarm events i e when the current reaches 90 of the following trip I thresholds L D long time protection setting Ir D ground fault protection pickup lg Micrologic 6 0 E only Wiring diagram for M2C contacts For details on how to assign different events to the contacts see Output settings on page 32 or the example on page 35 Latching settings When the output state setting is in Normal mode see page 32 the contacts are non latching i e the contact remains activated state 1 only as long as the event that caused the change of state remains present Two other output state settings are available forced to 1 or 0 for testing needs see page 32 Time delays m Pickup when the curre
55. tection m 5 for selective protection m 6 for selective ground fault protection m 7 for selective earth leakage protection O Ir Isd li l l Long time short time Y version number instantaneous protection identification of the control unit generation 0 signifies the first generation Micrologic 5 0A Micrologic 5 0 E Z type of measurement m A for ammeter Micrologic 6 0 A and 6 0 E selective ground fault m E for energy meter protection m P for power meter m H for harmonic meter m no indication no measurements Micrologic 6 0 A DB126351 DB126332 DB119424 DB119425 Note In this document A E signifies A or E when characteristics are common to both Micrologic A and Micrologic E control units O Ir lsd li U Ig instantaneous protection Micrologic 6 0 A Micrologic 6 0 E Micrologic 7 0 A selective earth leakage protection Micrologic 7 0 A isd tg ap rb DB126352 DB119424 DB119426 O Ir isd li 0 lAn instantaneous protection Micrologic 7 0A 2 Schneider Electric 04443724AA 04 2011 Long time short time Ground fault protection Long time short time Earth leakage protection DB126367 Discovering your Presentation control unit DB126335 DB126337 lt gt be no Q NG an top fastener bottom fastener protective cover cover opening point lead seal fixture for protective cover long time
56. test button same as the fault trip reset button to display the battery status Battery charge level displayed in percent 100 80 60 40 20 or U DB126472 If no information is displayed m either no battery is installed in the control unit m or an auxiliary power supply is required See Micrologic digital display in the technical appendix If the battery needs to be changed order a new battery Changing the battery with the Schneider Electric catalogue number 33593 1 Remove the battery 2 Remove the battery m Lithium battery cover m 1 2 AA 3 6 V 850 mA h 5 m SAFT LS3 SONNENSCHEIN TEL S m Service life ten years DB119458 DB119459 3 Insert a new battery 4 Put the cover back in Make sure the and place Press the battery poles match the test button to check the indications new battery DB119460 DB119461 el 36 Schneider 04443724AA 04 2011 Maintenance 04443724AA 04 2011 DB126380 Testing the ground fault and earth leakage functions m Charge and close the circuit breaker m Using a screwdriver press the test button for ground fault and earth leakage protection The circuit breaker should open Important If the circuit breaker does not open contact the Schneider Electric after sales support department Schneider Electric 37 DB127801 Optional functions Optional M2C contacts Micrologic E programmable outputs Important Po
57. trees are detailed on page 25 Quick View mode m Micrologic E also offers a Quick View display mode m This mode can be used to letthe display automatically scroll through up to 10 Screens m An override function is available to allow manual scrolling m Quick View is the factory set display mode for Micrologic E You can easily switch between Quick View and Tree Navigation modes by briefly pressing the button m You can modify the Quick View screens defined in the default configuration and the screen display time 18 Schneider 04443724AA 04 2011 Using the HMI HMI display modes Current Micrologic A Micrologic E e Current Micrologic 5 0 A DB126450 Current Ph Ph voltage for 3W systems lt n es Energy s Energy fl Power Tree Navigation Quick View You can enter the Setting tree from any screen of the Display P N E Instantaneous current Instantaneous and demand current tree by pressing the and buttons simultaneously menu menu ee eee N 273 if Max of instantaneous current Max of instantaneous current Z N gt FI din gt Voltage D menu XI Power menu Active energy Z N menu Trip history eee gt eee N 1 2 3 Protection setting display Protection setting display P gt di Zn a S N E ST EST Communication settings eee 19 04443724AA 04 2011 Schneider Using the HMI Quick View all
58. tton to go on to the short time Isd value Short time tripping delay tsd Instantaneous pick up li Ground fault pick up Ig Press the arrow button to go on to the tsd value the instantaneous li value Press the arrow button to go on to the lg value or cal el al al la Earth leakage pick up IAn the lAn value Ground fault tripping delay tg Earth leakage tripping delay At Press the arrow button to go on to the tg value Or the At value 04443724AA 04 2011 Press the arrow button to return to the beginning of the menu alli N co Schneider Using the HMI Tree Navigation mode Micrologic A set up Set up parameters When the communication option is used with Micrologic A the communication parameters must be set The following table lists these parameters and indicates their possible values The procedure to change the settings is described on the next page Parameters Definition Format Default value Default value Possible values X digit units screen Modbus address Unique Modbus address of Micrologic A 4 1t047 on the Modbus network to which it is connected Baud rate Number of kbits s kbauds exchanged on 9 6 19 2 the Modbus network It must be setto the same value for all devices on the network eS ae Parity Used for error checking based on the number of bits in the transmitted data group SI
59. ug Select the long time rating plug Anumber of setting ranges for the long time current setting are available on Micrologic A E control units by changing the long time rating plug The available rating plugs are listed below Part number Setting range for the Ir value 33542 Standard 0 4to1xIr 33543 Low setting 0 4t00 8xIr 33544 High setting 0 8to 1x Ir 33545 Without long time protection Ir In for the Isd setting Change the long time rating plug Proceed in the following manner 1 Open the circuit breaker 2 Open the protective cover of the 3 Completely remove control unit the long time rating plug screw DB126382 4 Snap out the rating plug 5 Clip in the new rating plug 6 Refit the screw for the long time rating plug 7 Check and or modify the control unit settings DB126384 04443724AA 04 2011 DB126385 Technical appendix Important If the protection function is not used on circuit breakers equipped for ZSI protection a jumper must be installed to short terminals Z3 Z4 and Z5 If the jumper is not installed the short time and ground fault tripping delays are set to zero whatever the position of the adjustment dial Terminals Z1 to Z5 correspond to the identical indications on the circuit breaker terminal blocks 04443724AA 04 2011 DB119703 Zone selective interlocking ZSI Operating principle m A fault occurs at pointA Do
60. verage or mean of the instantaneous values of the 3 phases Calculation interval The time interval or window over which the average is calculated can be of 3 types m fixed window m sliding window Fixed window At the end of a fixed metering window m the demand value over the window is calculated and updated m the new demand value is initialised over a new window starting from the end of the last window Sliding window At the end of a sliding window m the demand value over the window is calculated and updated m the new demand value is initialised over a new window starting from a given time after the start of the last window always less than the duration of the window The sliding window method is used by Micrologic E control units m The duration of the sliding window can be set separately for current and power demand from 5 to 60 minutes in 1 minute steps see Measurement settings on page 32 The default setting is 15 minutes m The time shift between intervals is equal to 1 minute Calculation method Quadratic demand thermal image The quadratic demand calculation model represents the conductor heat rise thermal image The heat rise created by the current I t over the time interval T is identical to that created by a constant current Ith over the same interval This current Ith represents the thermal effect of the current I t over the interval T Calculation of the demand value according to the thermal mo
61. via one of their two outputs when the current reaches 90 of the ground fault protection pickup Ig Both Ir and Ig pre alarms can be implemented if neither of the two outputs are required for other functions See page 32 for general information on output settings M2C contacts or page 35 for an example of how to set an output to implement these or other functions Operation The Ir and lg pre alarms are delivered via the non latching outputs M2C contacts of Micrologic E control units m Pickup pre alarm activation when the current exceeds the pickup threshold equal to 90 of the Ir current setting or Ig pickup the output state changes from 0 to 1 after a time delay of 1 second m Dropout pre alarm deactivation when the current falls below the dropout threshold equal to 85 of the Ir current setting or Ig pickup the output state returns to 0 after a non adjustable time delay of 1 second and the pre alarm is automatically deactivated Pickup pre alarm activation Dropout pre alarm deactivation Threshold Time delay Threshold Time delay Ir pre alarm 90 ofIr 1s 85 of Ir 1s Ig pre alarm 90 oflg 1s 85 of Ig 1s of Ir or Ig A 90 Pickup threshold 85 Dropout threshold 1s 1s Pre alarm ee Schneider 17 Electric Using the HMI HMI display modes Definitions m Micrologic Ahas a single display mode Tree Navigation mode m Micrologic E has two display modes Tree Navigation and Qui
62. wnstream device no 2 clears the fault and sends a signal to upstream device no 1 which maintains the short time tripping delay tsd or the ground fault tripping delay tg to which it is set m A fault occurs at point B Upstream device no 1 detects the fault In the absence of a signal from a downstream device the set time delay is not taken into account and the device trips according to the zero setting If it is connected to a device further upstream it sends a signal to that device which delays tripping according to its tsd or tg setting Note On device no 1 the tsd and tg tripping delays must not be set to zero because this would make discrimination impossible Connections between control units A logic signal 0 or 5 volts can be used for zone selective interlocking between the upstream and downstream circuit breakers equipped with m Micrologic 5 0 A 6 0 A 7 0A m Micrologic 5 0 E 6 0E m Micrologic 5 0 P 6 0 P 7 0 P m Micrologic 5 0 H 6 0 H 7 0 H An interface is available for connection to previous generations of trip units Wiring m Maximum impedance 2 7 Q 300 m m Capacity of connectors 0 4 to 2 5 mm m Wires single or multicore m Maximum length 3000 m m Limits to device interconnection D the common ZSI OUT Z1 and the output ZSI OUT Z2 can be connected to amaximum of 10 upstream devices D a maximum of 100 downstream devices may be connected to the common ZSI IN Z3 and to an input ZSI IN
63. x 7 Demand Current 11 12 13 IN 7 Demand current maximeters peak demand I1 max I2 max 13 max IN max Phase to phase voltages V12 V23 V31 3 wire and 4 wire systems Phase to neutral voltages V1N V2N V3N 4 wire systems Average voltage Vavg Voltage unbalance Vunbal Instantaneous powers P Q S Power maximeters Pmax Qmax Smax Demand active power P Demand apparent power S Demand power maximeter peak demand Pmax Instantaneous power factor PF Active energy Ep Reactive and apparent energy Eq Es 1 The display of the Neutral current IN is available with Micrologic E when the parameter type of network has been set to 4 Wire 4ct 44 See page 32 2 Important for 3 pole circuit breakers used on 4 wire systems 3ph N terminal VN on the Micrologic control unit must always be connected to the neutral If this is not done the phase to neutral voltage measurements can be erroneous Note If no information is displayed on the screen see Micrologic digital display in the technical appendix Schneider 15 Electric Discovering the functions Measurements Micrologic A and Micrologic E Measurement definitions Measurements Instantaneous current Neutral current Current maximeter Definition The rms value of the instantaneous time current Available with a 4 pole breaker Maximum value of the instantaneous time current refreshed every 500 ms since Microl
64. xample Removing the screen Current of phase 2 B A wy NI 2 3 Then press 9 briefly gt 4 s cl a lt until the message er d A N 1 2 3 is displayed Ni 2 3 ENEAS S e555 Da Adding a screen To add a screen selected from the navigation tree m access Tree Navigation mode by briefly pressing the button lt 1 s m in this mode display the screen you want to add using the and buttons as described in Tree Navigation on page 23 m when the selected screen is displayed press and hold the button gt 4 s m when the message OK Add is displayed the screen has been added to the Quick View configuration It will be placed in the last Quick View position een Vie feo S Display the screen to be added Then press and hold gt 4 s until the message E is displayed m if you try to add a screen to an existing configuration that already has 10 screens the message QV full will be displayed 22 Schneider 04443724AA 04 2011 DB126475 Using the HMI DB126476 6 A current in the neutral 360 A current in phase arrow above the N 1 A arrow above 1 A If no particular action is taken the system displays the instantaneous current of the most heavily loaded phase 04443724AA 04 2011 DB126477 DB126492 Tree Navigation mode Presentation Tree Navigation m The classical navigation trees presented in the HMI introduction on page 19 prov

Micrologic - Schneider Electric

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