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Index

Siemens Power Transmission & Distribution, Inc.

VRC Mode 25

LOCAL 25
OFF 25
REMOTE 25

VRC Status 24, 39
VRC1 In 24
VRC2 In 24

Website 2

Содержание MJ-XL

Страница 1: ...Siemens Power Transmission Distribution Inc MJ XL TM Voltage Regulator Control Panel Installation and Operations Manual Manual No 21 115527 010 04 ...

Страница 2: ...ons do not purport to cover all details or variations in equipment not to provide for every possible contingency to be met in connection with installation opera tion or maintenance Should further information be desired or should particular prob lems arise which are not covered sufficiently for the purchaser s purposes the matter should be referred to the local sales office The contents of the inst...

Страница 3: ...mmunications Definition the COMMUNICATIONS Menu 30 4 8 Hardware Configuration the DIAGNOSTICS Menu 32 5 Reading and Interpreting MJ XL Control Panel Data 33 5 1 Source and Load Definitions 33 5 2 P2 Source side voltage Calculation 33 5 3 Meter Data the METER Menu 33 5 4 Demand Data the DEMAND Menus 35 5 5 Event Log the EVENT LOG Menu 35 5 6 Interval Log the INTERVAL LOG Menu 36 5 7 Operation Count...

Страница 4: ...arity 59 E Hazards of Bypassing a Regulator off Neutral 63 F Communications Module Installation 64 G Menu Structure Quick Reference 65 G 1 Navigating the Menu and Fast Path Keys 65 G 2 MJ XL Menu Structure 66 H MJ XL Firmware Versions 68 I Terminal Strip Wiring 69 J MJ XL Jumpers and Battery Replacement 70 J 1 MJ XL Jumpers 70 J 2 Battery Replacement 71 K Terminal Strip Connections 72 L MJ XL Oper...

Страница 5: ...MJ XL Control Panel The manual starts with the operator panel and controls followed by physical installation considerations setup procedures day to day operations and finally troubleshooting The Appendixes provide further information about MJ XL Con trol Panel operation and setup Note This manual describes features embodied in MJ XL software version 3 01 which is approxi mately equivalent to MJ X ...

Страница 6: ... representative for ordering informa tion 1 5 Mounting onto GE Regulators A retrofit kit is available for mounting the MJ XL Control Panel on GE regulators The kit includes all of the neces sary hardware and complete instructions for mounting and connecting the MJ XL to the regulator The retrofit is accomplished without the necessity of replacing the waterproof housing See the Retrofitting G E Reg...

Страница 7: ...ncel Min Time In Band Low Band Save Max tance tance Reset Voltage Calibration Test By Pass Position Off P2 U2 Lower Drag Hands Reset Voltage Limit Control Upper VLC Select Op Count Line Drop Compensation Quick Resis Alert Reac Status Menu Accu Stat MJ X R L Indicators 16 Character Display Change Keys Data Port Regulator Fast path Keys VRC Active Indicator VRC Select Fast path Key Neutralite Indica...

Страница 8: ...aracter alphanumeric display screen This display screen presents both alphabetic and numeric characters in plain text eliminating the need for special codes The display screen uses high contrast active LED technology that is easy to read in direct sun light as well as in low light conditions 2 3 Data Display Front panel touch keys provide easy access to all data stored in MJ XL Control Panel memor...

Страница 9: ...cted by the operator See Section 4 3 20 Min Max Time Out For example if you wish to see the minimum load voltage since the last reset use the Menu Selection keys to select Vld from the Meter Menu The current voltage value is displayed on the screen Press the Max Min key The maximum value will display for a short time Press the Max Min key again to view the minimum value To clear max min values see...

Страница 10: ...Alerts are active the message No Alerts Active will be displayed Section 5 6 contains additional information on how to determine the meaning of the various Alerts and how to acknowledge them Press the Cancel Reset Key to acknowledge the alerts Voltage Reduction Control VRC Key Press this key to view the Voltage Reduction Control data items The first data item in that function is VRC status Press t...

Страница 11: ...dicator will either be off on or flashing depending upon both Power Flow mode and Current direction see Section 4 3 15 and Table 2 1 below When the real component of load current drops below 1 of rated current the RPF indicator continues to display its previous state If the real component of current is less than 1 when the MJ XL Control Panel is powered up the RPF LED is OFF indicates forward Remo...

Страница 12: ...ing upon the VRC Mode as described in Table 2 3 See Section 4 4 3 for more information Neutralite Indicator The Neutralite indicator illuminates when the tap changer is in the Neutral position The Neutralite indicator also illu minates when the Neutralite Test key is pressed and held 2 5 Switches Power Switch This three position switch selects the power source for the MJ XL Control Panel In the up...

Страница 13: ... switches must be in the following posi tions before bypassing the regulator Power Switch OFF R A M Switch Manual Raise Lower Switch Off 2 6 Binding Posts Front panel binding posts are dual banana style receptacles on standard 0 74 inch centers External Source Binding Posts These binding posts can be used to apply 120 V external power to the MJ XL Control Panel when the power source switch is in t...

Страница 14: ...inal pairs for VRC con trol and external inhibit function The terminal strips include the Current Circuit terminal pair Each terminal strip contact is screw type to facilitate con nection and disconnection of external wiring Current Circuit Terminal Contacts The nominal 200 mA secondary of the regulator current transformer CT is routed through these terminals labeled C and C2 This terminal pair is...

Страница 15: ... J22 J22 J21 J21 J21 U REM U REM U REM K22 K22 K22 K21 K21 K21 Remote Auto Manual Switch Manual Tap Raise Lower Switch Manual Remote Raise Off Lower K Current Sense J Current Sense Status Outputs Automatic Raise Relay K4 Automatic Lower Relay K5 Motor Power Control Relay K7 Connections for External Motor Power Connections for Terminal Block T B Remote Control T B Remote Control for R A M Switch in...

Страница 16: ...DataPortAddr If addressing is on use the Comm Addr parameter as the Data Port address Figure 2 4 Data Port Jumper Locations The MJ XL rear cover must be removed to access the jumpers on the main circuit board See Appendix J for pro cedure See Appendix J for other jumper locations and default set tings When repositioning jumpers use proper Electro Static Discharge ESD precautions If possible use an...

Страница 17: ... determine the present load voltage meter reading view the METER Menu and then the Load Voltage data item from that Menu The METER Menu is considered the home position in the MJ XL Control Panel s menu structure MJ XL Control Panel Menus are divided into two major categories 1 Setup Menus define the environment In general these Menus are only used at installation Examples include the CONFIGURE Men...

Страница 18: ... Changing Data Items To change data you must first view it as described above Then press the Change key The displayed value flashes to indicate that a Change will be accepted and to indicate the data that is to be changed Press the Ù and Ú keys to sequence through the acceptable values When the desired value is displayed press the Save key to complete the change The procedure for changing configur...

Страница 19: ...ed Fwd Volts 123 0 appears Note the underscore in this section of the manual in this case under the 0 denotes flashing 5 Press the Ù key five times to increment the digit from 0 to 5 6 Press the key to step left one digit FwdVolts 123 5 appears The digit 3 is flashing to indicate that it can be changed 7 Press the Ú key to decrement the digit from 3 to 2 8 Press the Save key to make the change tak...

Страница 20: ...er Type SIEMENS GE LTC LTC 5 COOP SD or COOP DD SIEMENS Type Regulator type STRAIGHT or INVERTED STRAIGHT Syst System wiring configuration WYE DELTA LAG DELTA LEAD WYE DeltaPwr Delta power configuration OPEN or CLOSED OPEN Utility Pol Utility winding polarity NORM REV NORM U2 PT Utility winding turns ratio 1500 to 65 500 100 to 150 7200 120 1 Volt P2 PT Potential Transformer turns ratio 1500 to 65...

Страница 21: ...ng Fluid Fluid PCB content ASTM D 3487 Type II Mineral Oil Less than 1 ppm at time of manufacture Untanking Hgt 114 in Untanking Wgt 937 lbs Oil 62 gals Total Wgt 1598 lbs Control diag Nameplate Forward Power Flow Connect Load Side Reverse Power Flow Connect Source Side Voltage Transformer per Table 1 Voltage Transformer per Table 2 Regulation Max Amps 100 110 120 135 160 10 8 7 3 4 1 2 1 4 6 5 Lo...

Страница 22: ...ive Autotransformer Tap Changer Reversing Switch P2PT 7620 120 Basis volts 120 U2PT 7620 125 Do not by pass unless on neutral and control switch on panel is off See instruction book before placing in service Siemens Pow er Transmiss ion Dit ribut ion Inc Jac kson MS Made in U S A SIEMENS 5 8 Step Voltage Regulator Serial No Single Phase Type JFR 60 Hz 55 C Rise 95 BIL Class 0A 76 2 kVA 7620 volts ...

Страница 23: ...her Open or closed The setting does not matter for a Wye connected system 4 3 5 Utility Pol Utility Polarity The Utility Pol data item allows you to correct for polarity differences between the CT winding and the Utility Ter tiary winding To define the Utility Polarity view Utility Pol then 1 If you have a single phase Inverted type regulator specify Utility Pol Norm 2 If you have a single phase S...

Страница 24: ...om the system level voltage and are not affected by the Meter Volts setting 4 3 10 I Threshold Low Current Threshold The I Threshold data item defines a threshold for load current magnitude below which automatic mode tap changes are inhibited This threshold is defined as a per centage of the CT primary rating See CTratio above For example in the case of a regulator with a CTratio of 200 0 2 the CT...

Страница 25: ...ings 4 3 16 PT Threshold Potential Transformer Threshold The PT Threshold data item defines a low voltage thresh old This parameter allows you to specify a voltage level below which automatic mode tap changes will be inhib ited 4 3 17 Time and Date Items Time Time of Day The Time data item allows you to set the real time clock Specify the present time TIME HH MM SS A P e g 04 34 54P Date The Date ...

Страница 26: ...hat the Min Max data items will be presented at the display screen At the end of this period the display returns to the present value To specify the Min Max timeout period view Min Max t o use the Change key and the Scroll keys to define the number of seconds in the time out period Then press the Save key to complete the change process 4 3 21 Screen t o Screen Time Out The Screen t o data item def...

Страница 27: ...ve 24 to 24 0 1 volt Rev Comp X Voltage compensation Reactive 24 to 24 0 1 Volt Voltage Reduction Control VRC Stat Present VRC reduction 0 0 to 10 0 VRC Mode Voltage Reduction Control mode OFF LOCAL REMOTE AUTO OFF VRC Input Special Applications Alt Delay Alternate time delay for voltage reduction 1 to 180 5 1 Second VRC1 In VRC1 contact configuration VRC X COMP VRC VRC2 In VRC2 contact configurat...

Страница 28: ...wering the Voltage Level setpoint Voltage reduction is accom plished in one or more discrete steps which are defined as a percentage of the voltage level setpoint Fwd Volts Rev Volts VRC operates immediately to reduce output volt age without waiting for completion of the Time Delay The following sections describe each of the VRC menu items and explain how to set them ALT Delay When the VRC2 In ite...

Страница 29: ...e compati bility with existing controllers using this mode To use MJ 3A mode view VRC Remote and select MJ 3A Then select MJ 3A VRC and specify the reduction value The single MJ 3A VRC value defines a total reduction value which control program logic subdivides into 33 67 and 100 steps To achieve a reduction equal to 100 of the MJ 3A VRC specification activate the VRC1 contact for more than three ...

Страница 30: ... VLC Upper cannot be changed to a value less than 115 V 4 5 Activating Data Logging the LOG SETUP Menu The MJ XL Control Panel can record status information that will help reconstruct past occurrences Two logs are maintained an Event Log and an Interval Log Event Log records are stored when predefined Events occur Interval Log records are stored at predefined time intervals See Table 4 5 This sect...

Страница 31: ... resets 4 6 1 Overview MJ XL password protection is a hierarchical system con sisting of a System Key that provides a level of protec tion for the security system itself and two Levels of security for MJ XL data items 1 A Level 1 password enables the change reset func tion if a valid Level 1 password is entered any data item which is not further protected by Level 2 can be changed or reset 2 A Lev...

Страница 32: ...3 The following data items are visible only after System Key has been accepted Level 1 Level 1 Enable Level 1 OFF or ON Level 1 PW Level 1 password xxxx 1111 Level 2 Configure Enable password for CONFIGURE Menu changes OFF or ON Config PW Password for CONFIGURE Menu xxxx 2222 Regulator Enable password for REGULATOR Menu changes OFF or ON Reg PW Password for REGULATOR Menu xxxx 2222 Meter Enable pa...

Страница 33: ...assword Enable Disable items In addition to defining passwords for a given level you must also enable that level before password checking takes place When password checking is enabled for a given Level entry of a valid password will be required before you can change reset any data item that is pro tected at that Level Password checking is enabled for each level separately In other words you can en...

Страница 34: ...iew End Session in the PASSWORD Menu and use the Change Scroll and Save keys to change the default N o to Y es If you leave the session enabled un terminated the MJ XL automatically terminates it when the screen time out period expires see CONFIG URE Menu Screen t o data item 4 7 Communications Definition the COMMUNICATIONS Menu The COMMUNICATIONS Menu provides data items for setting up local comm...

Страница 35: ...ice Address When an address in this range is sent only the control that has that unique address responds 201 to 254 Device Type Group Address Any control with the correspond ing group address which is determined by the control s device type receive and execute commands with no return response 255 Broadcast Address All controls on the system receive and execute commands with no return response Tabl...

Страница 36: ... Normally these items will not need to be changed or updated For all MJ XL units the MP MASK VERS item is factory set to 0C This is the default setting and the operator installer should leave it set for this value Refer to MJ X Application Note 006 Alternate Tap Track ing Algorithm for other settings of these parameters The DIAGNOSTICS Menu also includes the Serial Number and Product Revision code...

Страница 37: ... the load voltage is read at U2 the source voltage is read at P2 Under reverse power flow conditions the load volt age is read at P2 the source voltage is read at U2 For applications which require regulation in reverse power flow users generally select the bi directional power flow mode In bi directional mode with power flowing forward the S bushing voltage is the Source voltage and the L bushing ...

Страница 38: ...l load current PF Lead PF Lag Power Factor This is the present line power factor derived from the fun damental frequencies only using the relationship Three values are recorded for Power Factor instanta neous maximum most leading and minimum most lag ging or least leading kVA Apparent Power The kVA data item displays the present kVA load on the regulator The CT of a regulator is always located in ...

Страница 39: ...resent value then use the Max Min key to display the respective maxi mum and minimum values recorded since the last reset Demand calculations are initialized at the time of system power up when configuration items are changed and on any power flow reversal Un initialized data items are pre sented as dashes on the display screen Demand val ues remain un initialized until completion of the first sub...

Страница 40: ... the MJ XL logs data synchronized to 12 00 00 mid night Table 5 6 describes the data that is logged at the conclu sion of each interval If the specified interval elapses while you are viewing INTERVAL LOG data the MJ XL saves the new data but it is not available for viewing until you return to the Menu level and subsequently scroll into the INTERVAL LOG Menu again Data for all of the Intervals can...

Страница 41: ...and dead reckoning is discontinued until the tap changer once again signals Neutral Similarly an Alert condition is activated if an Operation count signal is received when no tap change command was issued or if the U12 PDS lead signals that the tap changer has passed through neutral at a time when the assumed dead reckon ing position is not neutral Note For application on other manufacturer s regu...

Страница 42: ...owledge it 5 Auto clear The MJ XL automatically clears the Alert when the condition ceases 6 The Tap Track Error alert can be disabled if desired See Table 4 1 on page 17 Table 5 8 Alert Data Items Alert Name Description Duration Ack Type Low Current Low Current reading Magnitude below 1 full scale Continuous Auto clear Auto Inhibit Automatic mode inhibited from either terminal block or communicat...

Страница 43: ... item 5 10 Local Data Port the COMMUNICATIONS Menu The COMMUNICATIONS Menu contains Local Data Port status See Section 4 7 for configuring COMMUNI CATIONS Menu items such as baud rate parity address etc The COMMUNICATIONS Menu displays the status items listed in Table 5 10 5 11 VRC Status the REGULATOR Menu The VRC Status items indicate the present level of Voltage Reduction Control VRC The VRC St...

Страница 44: ...lace the Remote Auto Manual Switch in the Remote Enable position to enable the Remote mode In Remote mode the MJ XL executes its normal automatic tap con trol algorithms unless overridden remotely In this mode status information is available via the remote communica tions link In addition the remote operator can change set tings and remotely operate the control program and tap motor signals can be...

Страница 45: ...lator control operation 6 3 Remote Communications Module Override of Automatic Control Place the Remote Auto Manual switch in the Remote position to enable remote override of local automatic oper ation A remote operator can request a tap raise or lower via the communications link When the remote operator initiates the tap raise lower the MJ XL enables its Pseudo Manual operating mode The Pseudo Ma...

Страница 46: ...rse Power Flow Systems where power flow reversals occur have unique regulation control requirements For systems of this type the MJ XL senses the reversal and adjusts its operation accordingly When power flow direction changes the MJ XL control algorithm takes the following factors into account 1 Power Flow direction 2 Forward or Reverse operating mode and 3 Power Flow Mode as selected from the CO...

Страница 47: ...cessor senses the L Bushing to determine load voltage and controls the tap changer on the basis of the For ward setpoints Voltage Bandwidth Time Delay Line Drop Compensation During Forward Operations forward Meter data is displayed In Reverse Operation mode the microprocessor senses the S Bushing or derives the S Bushing voltage from the L Bushing voltage and the knowl edge of the tap position to ...

Страница 48: ...nsation values Table 6 3 Tap Changer Direction Power Flow Mode Line Drop Compensation Values Power Flow Direction Forward Reverse MJ XL Internal Operation Forward Reverse Tap Change Control See Table 6 4 Bi Dir F Forward R Reverse Neut R F Forward Return to Neutral Idle R F Forward None tap idles Co Gen F Forward R See Table 6 4 Forward F Lock F Forward F Forward R Lock R Reverse R Reverse Table 6...

Страница 49: ...ation is intended for use on systems where forward power flow is not anticipated Tap changes are inhibited under forward power flow conditions In this mode the controller always operates in reverse mode The tap changer operates unless forward current magnitude exceeds the I Threshold setpoint at which time further tap changes are inhibited The tap changer resumes operation when forward current mag...

Страница 50: ...peration is intended for use on systems where reverse power flow is an abnormal situation Under reverse power flow conditions the regulator idles at the last tap position In this mode the controller always operates in forward mode When forward current magnitude drops below the I Threshold setpoint tap changes are inhibited and the regulator idles at the last tap position Tap changer opera tion res...

Страница 51: ...URE Menu Figure 6 6 Neutral Reverse Mode CO GEN Co generation This mode of operation is for use on systems where power flows from Utility to consumer at certain times and from consumer to Utility at other times In this mode the tap changer operates whenever current magnitude either forward or reverse exceeds the I Threshold setpoint In this mode the controller always operates in Forward mode Forwa...

Страница 52: ...ed and imported to other com monly used software including spreadsheet applications In addition to downloading MJXplorer software can mod ify configuration information and upload the information to the MJ XL Control Panel The MJXplorer software and operating instructions are available from Siemens Contact your Siemens Power Transmission Distribution repre sentative for details 7 2 Uploading New MJ...

Страница 53: ...e of several input lines Check PDS sig nals J K U10 and U12 Neutral Sig Err May indicate a temporary fault condition failure to detect a transition on one of several input lines This alert could also indicate a problem with the Neutralite input signal Check the Neutral PDS U12 input Tap Pos May indicate a temporary fault condition failure to detect a transition within the allowed time period on on...

Страница 54: ...d at C C2 To check C C2 Medium calibration apply a nominal 80 mA AC current at C2 E1 and verify that C C2med reads within 5 mA of the applied value as displayed on exter nal Ammeter connected at C C2 To check C C2 High calibration apply a nominal 140 mA AC current at C2 E1 and verify that C C2high reads within 7 mA of the applied value as displayed on exter nal Ammeter connected at C C2 8 4 4 Cali...

Страница 55: ...he checksum test PASS or FAIL in the Checksum item under the DIAGNOSTICS Menu A checksum failure indicates a problem with the unit A checksum or other self test failure will activate the Self Test Fault alert If this alert occurs contact your Siemens Power Transmission Distribution representative for instructions 8 6 Communications Module Troubleshooting In the DIAGNOSTICS Menu the MJ XL Control P...

Страница 56: ...xcludes Potential Trans former or Current Transformer errors Electrical transient immunity The MJ XL Current Transformer CT withstands a sudden open circuit without damage to the control circuit How ever an open CT circuit can result in dangerously high voltage and should be avoided The MJ XL Control Panel is impervious to electrical tran sients as defined by the following Surge ANSI IEEE C37 90 1...

Страница 57: ...eering instructions will be required before the existing control is replaced Note 1 Some older controllers do not provide the neces sary signals to support all MJ XL functions i e tap posi tion indication operations counter Neutralite drag hands reset Note 2 The control being replaced may incorporate a jumper between the P2 and U2 terminals on the female stationary portion of the PDS If and only i...

Страница 58: ...er calibration testing and checking of the controller operation It is strongly recommended that MJ XL controller repair test ing and calibration be performed only by Siemens autho rized repair facilities WARNING Hazardous voltage will be present on various control leads when regulator is energized Could result in death or serious injury including equipment damage from contact with live line conduc...

Страница 59: ...x C Regulator Control Diagrams Siemens Power Transmission Distribution Inc 55 C Regulator Control Diagrams Typical Control Diagrams For Reference Only Figure C 1 ANSI Type A Straight Regulator Control Diagram ...

Страница 60: ...Appendix C Regulator Control Diagrams 56 Siemens Power Transmission Distribution Inc Figure C 2 ANSI Type B Inverted Regulator Control Diagram ...

Страница 61: ...ts setting 7 Use the Configuration keys to set the System type to Delta Lead for the leading regulator and to Delta Lag for the lagging regulator as determined in step 6 D 2 REGULATOR Menu Line Drop Compensation There are several methods used to determine line drop compensation settings The Load Center method is probably the most commonly used and most clearly illus trates the procedure 1 Using kn...

Страница 62: ...te 1 Cond Size Res at 50o C Reactance See Note 1 Distance D Between Centers of Conductors Distance D Between Centers of Conductors MCM 18 24 30 36 42 48 54 60 MCM 18 24 30 36 42 48 54 60 1000 0685 449 484 511 533 552 568 593 595 1272 0 0851 421 456 483 505 524 540 555 567 750 0888 466 501 529 550 569 585 600 612 954 0 1128 439 474 501 523 542 553 573 585 600 1095 481 516 543 565 584 600 615 627 79...

Страница 63: ...nt Rating Single Delta Wye Operating KV Volt Trans Ratio Current Rating Single Delta Wye 19 9 50 60 52 30 5 0 100 5 00 4 33 2 50 166 1 100 1 20 1 04 60 40 1 150 7 50 6 49 3 75 167 2 40 2 08 1 20 200 10 00 8 66 5 00 200 2 40 2 08 1 20 250 17 50 15 15 8 75 334 17 50 15 15 8 75 14 4 50 83 72 42 500 35 00 30 30 17 50 120 1 100 1 67 1 44 83 625 35 00 30 30 17 50 200 3 34 2 88 1 67 668 35 00 30 30 17 50...

Страница 64: ...mine whether the polarity is normal or reverse you must examine both the schematic diagram and the connection table on the name plate From the connection table determine the tap to which U2 should be connected If the tap to which U2 is connected and the polarity mark are to the left of E2 on the schematic set Utility Pol NORM If the tap to which U2 is connected is to the right of E2 on the schemat...

Страница 65: ...ither one or multiple utility windings D 3 2 1 Single Utility Winding A single utility winding provides power for the control the motor and the cooling fan This utility winding may have the polarity mark at the Un Ux terminals or at the U5 terminal as shown in the examples of Figure D 5 Figure D 5 Three Phase Regulator with a Single Utility Winding To determine whether the polarity is Normal or Re...

Страница 66: ... motor power and the B and C phase windings for fan s power For this case use the Single phase procedure defined above for the A phase winding Figure D 6 U2 Connects to a U Terminal U7 or U8 Which is to the Left of E2 Figure D 7 U2 Connects to a U Terminal U7 or U8 Which is to the Right of E2 U8 U82 U83 U7 A phase B phase C phase U72 U73 E2 E22 E23 E2 E22 E23 U7 A phase B phase C phase U72 U73 U8 ...

Страница 67: ...n the neutral position A test switch on the MJ XL Control Panel can be used to verify proper operation of the Neutralite The MJ XL control program dead reckoning proce dure tracks the tap changer position and presents it on the display panel The Position Indicator the dead reckoning tap position and the Neutralite should all indicate neutral before you attempt to bypass the regulator Methods other...

Страница 68: ... are two versions of the Communications Module Fiber Optic Communications Module shown in Fig ure F 1 RS 232 485 Communications Module shown in Fig ure F 2 Refer to the MJ XL Communications Module Installation Manual Siemens Manual 2 115527 017 for complete information on installing and testing the Communications Module Figure F 1 MJ XL Fiber Optic Communications Module Figure F 2 RS 232 485 Commu...

Страница 69: ...n Press Change and then press here to change setting choices Press to view First Active Alert Repeat to scroll through Active Alerts Press to view Total Operations Count Repeat to scroll through COUNTERS items Press to view Forward Line Drop Compensation LDC Reactance setpoint Press again for reverse Press Change then press here to change sign after viewing Resis tance or Reactance Compensation Pr...

Страница 70: ...Last Year Ops Rev Comp R I Threshold Tap position KVAR HR F lead Tap position Rev Comp X I Shift Low PT Thresh KVAR HR F lag Alt Delay I Load Max Overcurrent KWHR R VRC Stat I Full Load NV RAM Reset KVAR HR R lead VRC1 In Pwr Flow mode Low Battery KVAR HR R lag VRC2 In PT Threshold High Voltage VRC Mode Time Not in Auto Local VRC Date R Limit Reached Format Date L Limit Reached VRC Stage 1 Dmd Typ...

Страница 71: ...rc Ild Show As Protocol Level 1 Event VLC Ild PF Comm Baud MP BD VERS Level 1 PW Event VRC PF PF KVAmax Vld 1st Comm Parity PWR BD VERS Ev PwrFlow KW PF KVAmin Comm Addr MP MASK VERS Configure Ev Pwr Cyc KVAR KW Vld 31st Resync Time Ser No Config PW Event Cfg KVA KVAR Tx En Delay Product Rev Regulator Event Alert Tap KVA Vs 1st DNP dl Confirm Checksum Reg PW Clr EventLog Tap CM SW RepeatEn CM Test...

Страница 72: ... Distribution Inc H MJ XL Firmware Versions This version of the MJ XL Installation and Operation Man ual describes the initial version of the MJ XL firmware Version 3 01 The features in this version are the same as those for the previous MJ X Version 2 4507 firmware ...

Страница 73: ...P2A P3A BAL J30 OUT OUT INHIB INHIB AUXOUT AUXOUT MAN_ R M_ REM_ P NC AUXOUT J21 IN INHIB INHIB C J22 IN VRC1 VRC1 VRC2 VRC2 NO U_REM U_REM AUXIN AUXIN K22 STAT K21 COM U7 J412 STAT U6 C8_66A ICIRC ICIRC U6 C U C2 P2SW P2B P3B HS U112 U12 P2 C2 E E1 U2 J K U10 U11 PDS Figure I 1 Terminal Strip Connections for Siemens Regulator Figure I 1 below shows the external connections for the MJ XL terminal ...

Страница 74: ...pers and battery are shown in the drawing below The table on the next page describes the jumpers and the default settings Figure J 1 MJ XL Jumpers SIEMENS MJX J2 JP9 1 1 2 2 J1 J9 J9 J1 1 1 1 1 2 2 2 2 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 J22 J22 J22 J23 J23 J23 Jumpered for DCE Default Pins 1 2 Jumpered Default Pins 1 2 Jumpered Default No Jumpers Default Jumpered for DTE Battery BT1 ...

Страница 75: ...ry loca tion 7 Put the new coin cell battery in the battery socket making sure you have the proper orientation side up 8 Close the unit by reversing the steps outlined above 9 Turn the power on and verify that the unit comes up and displays the METER menu heading If the unit fails to come up retrace the above steps to make sure that the battery has been properly oriented and inserted Verifying the...

Страница 76: ...f neutral position indicator When closed to AC ground E indicates tap changer is in neutral position Turns on Neutralite Input 4 P2 Potential Transformer output if present Power Sense 5 C2 High side of Current Transformer C2 terminal at P3B 12 is normally externally jum pered to C at P3B 11 Input 6 E Neutral return for Control Panel PT and Utility winding Chassis ground Ground 7 E1 Low side of Cur...

Страница 77: ...external relay contacts can be con nected from Rem L to K22 the Lower motor control signal Power 7 K22 This signal connects internally to the K signal Lower motor control This signal is nor mally jumpered to K21 but it can be connected to an external motor control signal Input 8 K21 This signal connects to the K Relay output of the MJ XL Normally this signal is jum pered to K22 to complete the MJ ...

Страница 78: ...4 Connections for Terminal Strip P3B Pin Number Signal Name Description I O Power 1 J30 Spare connection for future application 2 AUXOUT NC Normally closed contact of Auxiliary Output Relay See P3A 3 Relay Output 3 4 INHIB IN INHIB IN INHIB IN directly disables the MJ XL motor control relays Through the microproces sor this signal asserts Automatic Inhibit of motor Raise Lower operations and acti ...

Страница 79: ...y flashing digit will change 6 Press Save key to save the new Bandwidth setting View Set Time Delay Value 1 Press Time Delay Fast Path key 2 Read time delay on display 3 Press Change key right hand digit will flash 4 Press Left Arrow key to move left on display or Right Arrow key to move right on display 5 Press Up Down Arrow key to increase or decrease time delay on display flashing digit will ch...

Страница 80: ...y to increase or decrease the value 13 Press Right Arrow to step to the next digit to be changed 14 Press Save key to save the new date Using a Voltmeter to Calibrate U2 or P2 Note Do not use voltage readings at the Voltage Cal ibration Test terminals as an indication of the regulated load voltage 1 Connect true rms reading voltmeter to Voltage Cali bration Test terminals 2 Press U2 P2 key to disp...

Страница 81: ... XL Control Panel 76 Connections 69 Connections Terminal Strip 72 Control Modes Automatic 40 Manual 40 Cooper Regulators 2 COUNTERS Menu 37 Current Calibration 50 Current Circuit Terminal Block 10 Current Shift 20 Current Threshold 20 Current Transformer Ratio 20 D Data Display 4 Data Port address 12 Data Port Addresses 31 Date 21 Date Format 21 DCE 12 Dead Reckoning 37 DEMAND Menus 35 Demand Meth...

Страница 82: ...2 M Main Processor Board Version 32 Max Min Key 5 Maximum Load Current 20 Memo 22 Menu Key 4 Menu Selection Key 13 Menu Selection Keys 4 Menu Structure 66 67 Menus 13 METER Menu 33 Data Items 34 Meter Volts 20 Microprocessor Mask Version 32 Min Max Reset 22 Min Max Time and Date Stamps 34 Min Max Time out 22 MJ X Front Panel 3 4 MJXplorer 48 MJXtra 48 Modem 12 N Navigating the Menu 65 Neutral Reve...

Страница 83: ...nfiguration 19 T Tap Changer Type 19 Tap Position Limits 20 Tap Raise Lower Switch 9 Terminal Blocks 10 54 Terminal Strip 69 Terminal Strip Connections 72 Thermal Method 22 Time Delay Key 6 Time Delay Setpoint 24 Time of Day 21 Top Terminal Block 10 Transformer Polarity 59 Single Phase Regulators 59 Troubleshooting Alert Messages 49 Communications Module 51 Introduction 49 Visual Inspection 49 U U...

Страница 84: ...Index 80 Siemens Power Transmission Distribution Inc VRC Mode 25 LOCAL 25 OFF 25 REMOTE 25 VRC Status 24 39 VRC1 In 24 VRC2 In 24 W Website 2 ...

Страница 85: ......

Страница 86: ...er Transmission Distribution Inc P O Box 6289 Jackson MS 39288 Manual No 21 115527 010 04 1M 0200TD Printed in U S A 2000 Siemens Power Transmission Distribution Inc SIEMENS is a registered trademark of Siemens AG ...

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Siemens MJ-XL, Инструкция по установке и эксплуатации

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Содержание MJ-XL

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