Quick Start Guide - Rockwell Automation
Contents
1. gt Power Factor Set gt gt FREQ1 WARN LEVEL Front Panel Set FREQ WARN DELAY LCD TIMEOUT FREQ2 TRIP LEVEL LCD CONTRAST FREQ2 TRIP DELAY Display Set FREQ2 WARN LEVEL TIME amp DATE FREQ2 WARN DELAY GROUND CURRENT Frase Rev Set gt gt T 2 30 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Figure 20 Main Menu gt Status Steps back one level WmeeueWesm 7 C Relay configuration identification DC offset in hardware circuits of current channels DC offset in hardware circuits of voltage channels Integrity of DeviceNet card and network DevineNet card specific card identification Manufacturer identifier for DevieNet DeviceNet card network communications data speed DeviceNet connection and fault status 31 www rockwellautomation com Corporate Headquarters Rockwell Automation 777 East Wisconsin Avenue Suite 1400 Milwaukee WI 53202 5302 USA Tel 1 414 212 5200 Fax 1 414 212 5201 Headquarters for Allen Bradley Products Rockwell Software Products and Global Manufacturing Solutions Americas Rockwell Automation 1201 South Second Street Milwaukee WI 53204 2496 USA Tel 1 414 382 2000 Fax 1 414 382 4444 Europe Middle East Africa Rockwell Automation SA NV Vorstlaan Boulevard du Souverain 36 1170 Brussels Belgium Tel 32 2 663 0600 Fax 32 22. Allen Bradley Bulletin 825 P Modular Protection System Quick Start Guide Allen Bradley DODGE H Rockwell Automation Bringing Together Leading Brands in Industrial Automation Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Important User Information IMPORTANT This guide Does Not replace the User Manual publication 825 UM004_ EN P and is intended for qualified service personnel responsible for setting up and servicing these devices You must have ptevious experience with and a basic understanding of electrical terminology configuration procedures required equipment and safety precautions Because of the variety of uses for the products described in this publication those responsible for the application and use of this control equipment must satisfy themselves that all necessaty steps have been taken to assure that each application and use meets all performance and safety requirements including any applicable laws regulations codes and standards The illustrations charts sample programs and layout examples shown in this guide are intended solely for purposes of example Since there are many variables and requirements associated with any particular installation Rockwell Automation does not assume responsibility or liability to include intellectual property liability for actual use based upon the examples shown in this publication Rockwell Automation publicati
3. Allen Bradley Bulletin 825 P Modular Protection System Programming General Parameters Use the following path with the front panel programming keys to access the general patameter settings MAIN gt Set Show gt Port MAIN gt Set Show gt Date Time MAIN gt Set Show gt Password i 4 i 5516 Press these keys A 110 4 4 LGN fo mavewithinthe list DA TE TIME PASSWORD Press this key to select e an under ined menu item e Port In addition to configuring Slot C Port 4 for communications as described in Step 4 settings are available for configuring the Port F front panel RS 232 communications Port F is available for computer connection Date Time Program the date day month year and time hour minutes seconds with the settings available here Password The 825 P provides the ability to set password protection to limit access to the programmable settings from the front panel Passwotd protection 15 disabled from the factoty See Appendix A for more details Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Programming Operational Parameters Use the following path with the front panel programming keys to access the operational parameter settings MAIN gt Set Show gt Relay gt Group Table D Operational Parameters Group Description Main Settings 1 0 Settings Basic system settings related to three phase power source
4. 6 M 3 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Figure 6 Voltage Connections Optional Card Cat No 825 PVS required L1 L2 L2 Direct Connection Wye E14 W ye Wlye VT Connection F1 14 L1 L2 Open Delta VT Connection F4 L3 3 F1 F2 and F3 are fuses Figure 7 Input Output Slots C D and E are for option cards Rated supply voltage is 110 240V AC or 110 250V DC 300V LN EM 200 22 DEVICENET a E aa M Al H POWER A gt 551 a2 N 2 4 1 L3 44 NE 1 AUXS 6 1 AUXG 12 it ome rE 1 be sure to properly label and connect the Trip relay terminals according to the programmed behavior factory default setting is Fail Safe Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Front Panel Figure 8 Relay Front Panel Operation Quick accses to dll relay dota and setting functors using PO cable and sotwere LCD Display Jeplays red time ard historic seting menus Front Panal Pushbutons Control the front panel desplay Ame Pushbutiors fadia navigation up and do TESTIRESET Pushbutton the TRIP or TRP TEST the The following table provides a de
5. e g line voltage rating and frequency motor rated current and transformer current and voltage data Settings related to configuration of the optional analog output Trip Inhibit Settings to configure the blocking of tripping functions These settings coordinate with assignment of a discrete input for Block Protection Relay Behavior Settings for configuring the output relays Timer Settings On delay and off delay timer settings for enhanced control capability of the auxiliary output relays Front Panel Settings Settings for controlling the front panel LCD operation Display Settings Settings to select data that is displayed in the rotating status See Appendix A for more details 15 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Programming Protection Parameters Output Relay and Input Assignments Use the following path with the front panel programming keys to access the protection parameter settings MAIN gt Set Show gt Relay gt Group Table E Protection Parameters Group Description Overload Settings Thermal overload Short Ckt Settings Short circuit GF CB Settings Ground earth fault core balance method GF Res Settings Ground earth fault residual method Jam Settings Mechanical jam overcurrent Undercurrent Settings Current Imb Settings Current imbalance asymmetry Current based underloa
6. 663 0640 Asia Pacific Rockwell Automation 27 F Citicorp Centre 18 Whitfield Road Causeway Bay Hong Kong Tel 852 2887 4788 Fax 852 2508 1846 Headquarters for Dodge and Reliance Electric Products Americas Rockwell Automation 6040 Ponders Court Greenville SC 29615 4617 USA Tel 1 864 297 4800 Fax 1 864 281 2433 Europe Middle East Africa Rockwell Automation Br hlstrafse 22 D 74834 Elztal Dallau Germany Tel 49 6261 9410 Fax 49 6261 17741 Asia Pacific Rockwell Automation 55 Newton Road 11 01 02 Revenue House Singapore 307987 Tel 65 6356 9077 Fax 65 6356 9011 Publication 825 QS001A EN P August 2004 2004 Rockwell International All Rights Reserved Printed in USA
7. Bulletin 825 P Modular Protection System co Figure 18 Main Menu Show Set Relay eps back one level E nd AGE 0 H H TWI D ENABLE JAM WARN LEVEL D2 2 0 NI NI A OTO v E LR VO UC WARN LEVEL O SPI RUNS 0 C C TRIL DELAY C CI WARN DELAY CI WARN DELAY Prot Disable L E 5 urrent Imb Set PROT INHIBT TIME ATE TIME K OL INHIBT TIM Siart Dolta Se TAR a X STAI umi ART GF CB WARN DELAY ala a a a N LEVEL ATION a g S 3 P LEVI RN LI ATIO ala oj o oj oj gt z zi gt o xl d c m ol a P LEVI RN LI ATIO xl 3 S RI R R o m z RIP LEVI 2 WARN LI D TRIL VOTI EAR TRIP VOT MP RTD BIASING m a T 29 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Figure 19 Main Menu gt Show Set gt Relay Cont d Steps back one Relay Cont d level Coad Corral S Y OV WARN LEVEL 1 0 Settings OV WARN DELAY ANALOG 0G OUT SEL Underpower S fw Relay Behavior UP WARN LEVEL RIP FAIL SAFE UP WARN DELAY UX1 FAIL SAFE X2 FAIL SAFE X3 FAIL SAFE FAIL SAFE FAIL SAFE X6 FAIL SAFE mer Settings N DELAY 1 FF DELAY T1
8. Modular Protection System Table A Commissioning Procedure Step Description General Precautions Hardware Installation Wiring Installation Front Panel Operation System Configuration Port 4 Settings Programming General Parameters Programming Operational Parameters Programming Protection Functions CO NM 9 oF BY N gt c Output Relay and Input Assignments Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System General H ly qualified 1 ice thi i t If ATTENTION ave only qualified personnel service this equipment Precautions ATTENTION you are not qualified to service this equipment you can injure yourself or others or cause equipment damage ATTENTION Equipment components are sensitive to electrostatic discharge ESD Undetectable permanent damage can result if you do not use proper ESD procedures Ground yourself your work surface and this equipment before removing any cover from this equipment ATTENTION Disconnect or de energize all external connections before opening this device Contact with hazardous voltages and currents inside this device can cause electrical shock resulting in injury or death ATTENTION To install an option card the relay must be de energized and then reenergized When reenergized the relay will reboot Therefore de energize the protected motor before installing the option card to prevent damage to the
9. motor IMPORTANT For complaince to IEC standards regarding thermal overload protection set the SERVICE FACTOR to a value 1 05 1 20 IMPORTANT For a properly configured device the settings in the Main Settings and Overload Settings groups should be adjusted according to the motor and system requirements Settings in other groups can be programmed as desired Hardware Relay Mounting Installation Figure 1 Mounting and Dimensions Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Legend mm c imn Mounting Panel maximum thickness 6 5 mm 8 x 1 2 inch mounting screw Torque specification 0 9 1 3 N m 8 12 Lb in G Gasket Option Cards Figure 2 Inserting Option Cards Power Supply amp 1 0 Board Slot A RTD Board Slot B 3 Communications Board Slot C 5 Additional 1 0 Board Slot D Optional Voltage Board Slot E MCM Core Balance Board Slot Z 2 825 P Relay Case amp Mounting Screws 9 Back Cover Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Converter Modules and Optional Core Balance CT RTD Scanner Figure 3 Converter Module CBCT and RTD Scanner Connections WIRE STRIP GUIDE 190 301 01 157 0138 157 0136 GG XE JA X8 XA Settings associated with options or accessories converter module voltage input card expansion I O card RTD scanner req
10. up and after a hardware configuration change The second line of the display identifies the cause of failure if more than one configuration change is found the highest priority error is identified To remove the failure the new system hardware configuration must be manually accepted Use the following procedure with the front panel programming keys 1 Select Status from the MAIN menu and press the Enter key The front panel displays the following Confirm Hardware Config Enter 2 Press the Enter key The front panel displays the following Accept Config Yes No 3 Position the cursor at Yes and press the Enter key The 825 P programming system checks parameter settings to ensure that no interdependency setting errors exist If none exist the front panel displays the following Config Accepted Enter to Restart 11 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System IMPORTANT If the system check finds interdependency setting errors the front panel display Settings Mismatch An example of mismatched settings is the correlation between the Motor FLA and Phase CT Ratio settings Review setting values to determine where the mismatch exists or if little or no programming has been performed yet reset the 825 P relay to factory default values using the following path MAIN gt Reboot Restore gt Restore Defaults The front panel then displays Restore Default No Yes Po
11. P Modular Protection System Figure 15 Main Menu gt Motor Monitor Motor Monitor Reset Statistics Steps back one level 25 26 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Figure 16 Main Menu gt Targets 49T Overload Trip LOSSTRIP Undercurrent Trip JAMTRIP Jam Trip 49UBT Current Imbalance Trip 1 Short Circuit Trip RTDT RTD Widing Bearing Trip PTCTRIP PTC Trip 50G1T Ground Fault Residual Trip VART VAR Trip 37PT Underpower Trip S PDSTR Speed Switch Trip 50 1 Ground Fault Core Balance Trip RIP Start Time Trip Frequency 1 Trip D D2T Frequency 2 Trip HTRIP RTD Other Trip RIP RTD Ambient Trip Error Trip TDFLT RTD Error Trip Error Trip COMMIDLE Comm Idle Trip COMMLOSS Comm Loss Trip REMTRIP Remote Trip COMMELT Comm Fault Trip 49A Overload Warning LOSSALRM Undercurrent Warning JAMALRM Jam Warning 46UBA Current Imbalance Warning RTDA RTD Winding Bearing Warning 55A Power Factor Warning 50N2T Ground Fault Core Balance Warning 50G2T Ground Fault Core Balance Warning Steps back one level VARA Warning 81D2A Frequency 2 Warning OTHALRM RTD Other Warning AMBALRM RTD Ambient Warning SALARM Setting Warning WARNING General Warning LOADLOW L
12. Set Show IO Assign Wain Menu Item et Show Press these keys b mavewithinthe list i DATE T IME PASSWORD Press this key toselect an unde ined menu item TIP The relay outputs will function as a N C contacts when the relay behavior setting is Fail Safe Y and will function as a N O contacts when the relay behavior setting is Non Fail gt Safe 17 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Trip Relay Assign The 825 P allows mapping of only protection trip elements to the Trip output relay Settings are presented as bit enumerated strings The second line of the display identifies a given bit s associated function To assign a function to the Trip relay simply program a value 1 in the bit location for each element you desire to assign using the TRIP A through TRIP D settings The front panel display appears as follows TRIPA 101 10000 OVERLOAD Table F Trip Relay Settings Bit 0 1 2 3 4 5 6 7 TRIP A Overload Undercurrent Jam Current Short Circuit RTD W B PTC Ground Fault Imbalance Res TRIP B VAR Underpower Under Over voltage Phase Power Factor 5 Ground Fault voltage Reversal Switch CB TRIP C Start Time Freq 1 Freq 2 RTD Other RTD PTC Error RTD Error MOM Error Ambient TRIP D Comm Idle Comm Loss Remote Trip Fault Reserved Reserved Reserved Reserved TIP Make sure the Trip relay t
13. The AUX A through AUX D bytes are used to map trip functions to the output The AUX E through AUX p bytes are used to map warning and status functions to the output 19 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System IN Assign The 825 P provides the ability to assign a control function to each discreet input Table H shows the available control functions and the method of assigning them Table H Input Function Assignment Emergency Start Disable Settings Trip Reset Timer 1 Timer 2 Speed Switch Block Protection Speed 2 Breaker Contactor Auxiliary Remote Trip TIP The 825 P allows only one selection per input assignment Once a selection is assigned it is not available to other inputs Analog Output The expansion I O option provides an isolated 4 20mA DC analog current output with a variety of output parameters Use the Analog Output Select setting to select a parameter from the list of available options Table I shows description and scaling of the output for different parameters selections Table I ANALOG OUT SEL Output Scaling 4 AD Average Load Lurrent U 0 7 0 Per Unit of FLA AVGI Average Load Current 0 2 2 0 Per Unit of FLA MAX Maximum of the Phase currents 02 20 Per Unit of FLA Percentage Thermal Capacity 0 100 101 WDG_RID Hottest Winding Temperature 0 251 BRG FTD Hot
14. d detection Prot Disable Settings to disable protection elements during motor starting for a user specified time period Start Monitoring Stall protection on motor start current time based Star Delta Settings Settings for star delta control Start Inhibt Set Settings for starts hour and antibackspin Phase Rev Settings Phase reversal sequence Speed Sw Set Stall protection on motor start speed switch input monitoring PTC Settings Thermistor monitoring RTD Settings RTD settings for use with optional RTD Scanner Undervoltage Settings Voltage monitoring with optional voltage input card Overvoltage Settings Voltage monitoring with optional voltage input card VAR Settings Reactive power Underpower Settings Power based underload detection Power Factor Settings Displacement power factor monitoring Freq Settings Line frequency monitoring Load Control Settings Settings for relay control based on motor loading See Appendix A for more details After the operational and protection parameter values are set the next step is to assign these functions to the relays Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System ATTENTION Protection elements have no effect until they are assigned to the Trip relay or an auxiliary relay To assign functions to the output relays and inputs use the following path MAIN
15. erminals 95 96 and 98 labeled to correspond with the relay behavior setting gt Fail Safe or Non Fail Safe Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System AUX Assign The 825 P allows mapping of protection trip and warning and general purpose control elements to the auxiliary outputs Assign functions to the auxiliary relays in the same manner as performed with the Trip relay settings Table G Auxiliary Relay Functions Bit 0 1 2 3 4 5 6 7 AUX A Overload Undercurrent Jam Current Short Circuit RTD W B PTC Ground Fault Imbalance Res AUX B VAR Underpower Under voltage Over voltage Phase Power Factor Speed Ground Fault Reversal Switch CB AUX C Start Time Freq 1 Freq 2 RTD Other RTD PTC Error RTD Error CM Error Ambient AUX D Comm Idle Comm Loss Remote Trip Comm Fault Reserved Reserved Reserved Reserved AUX E Overload Undercurrent Jam Warn Curr Imbal RTD W B Pwr Factr Warn Gnd FI CB Fit Res Warn Warn Warn Warn Warn Warn AUX F VAR Warn Underpwr Warn Undervolt Warn Overvolt Warn SpeedSw Freq 1 Warn Freq 2 Warn RTD Othr Warn Warn AUX RTD Amb Setting Warn General Warn Ctl Upper Load Ctl Timer 1 Timer 2 Short Ckt Warn Lower Warn H Stopped State Running State Starting State Star Starting Delta Start Command Network Reserved State Starting Control State
16. ives EMC Directive TIP This product has been designed for environment A heavy industrial Use of this product in environment B light industrial or domestic can cause unwanted electromagnetic gt disturbances in which case the user could be required to take adequate mitigation measures This product is tested to meet the Council Directive 89 336 EEC Electromagnetic Compatibility EMC by applying the following standards in whole e EN 60947 4 1 Low Voltage Switchgear and Controlgear Part 4 Contactors and Motor Starters Section 1 Electromechanical Contactors and Motor Starters 60947 5 1 Low Voltage Switchgear and Controlgear Part 5 Control Circuit Devices and Switching Elements Section 1 Electromechanical Control Circuit Devices This product is intended for use in an industrial environment Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Introduction Low Voltage Directive This product is tested to meet Council Directive 73 23 EEC Low Voltage as amended by 93 68 EEC by applying the safety requirements of EN 60947 4 1 and EN 60947 5 1 For specific information required by EN 60947 4 1 and EN 60947 5 1 see the appropriate sections in this publication To obtain a copy of the 825 P s Declaration of Conformity DoC contact your local Allen Bradley distributor or go to http www ab com certification CEmark Follow these steps to successfully commission the 825 P
17. oad Control Lower Timer 1 TIMERZ2T Timer 2 50P2T Short Circuit Warning SaaS See RIP Trip Relay State UX1 Auxiliary Relay 1 State UX2 Auxiliary Relay 2 State UX Auxiliary Relay 3 State X4 Auxiliary Relay 4 State X5 Auxiliary Relay 5 State X6 Auxiliary Relay 6 State Reserved Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Figure 17 Main Menu gt Show Set Show Set PORT TRIP RELAY ASSIGN AUX1 ASSIGN AUX2 ASSIGN AUX3 ASSIGN AUX4 ASSIGN N1 ASSIGN N2 ASSIGN DATE TIME DATE TIME PASSWORD 1 Steps back one level RELAY Main Settings verload Set hort Ckt Set F CB Settings F Res Settings am Settings Undercurrent Set urrent Imb Set rot Disable tart Monitoring tar Delta Set Start Inhibt Set peed Sw Set TC Setting TD Setting Undervoltage Set vervoltage Set AR Settings nderpower Set ower Factor Set req Settings hase Rev Set oad Control Set 0 Settings rip Inhibit elay Behavior imer Settings Front Panel Set Display Set 27 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System 28 Figure 17 Main Menu gt Show Set PORT F L gt SPEED DATA BITS PARITY PORT 4 Steps back one level STOP BITS PORT TIMEOUT HDWR HAND SHAKING COMM INTERFACE PROTOCOL SPEED PARITY MODBUS SLAVE ID Quick Start Guide Allen Bradley
18. on SGI 1 1 Safety Guidelines for the Application Installation and Maintenance of Solid State Control available from your local Allen Bradley distributor describes some important differences between solid state equipment and electromechanical devices that should be taken into consideration when applying products such as those described in this publication Reproduction of the contents of this copyrighted publication in whole or part without written permission of Rockwell Automation is prohibited Throughout this manual we use notes to make you aware of safety considerations Identifies information about practices ot circumstances ATTENTION that lead to personal injury or death property damage or economic loss Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System European Communities EC Attention statements help you to e Identify a hazard e Avoid a hazard e Recognize the consequences Identifies information that is critical for successful application and understanding of the product Trademark List DeviceNet and the DeviceNet logo are trademarks of the Open Device Vendors Association ODVA Microsoft Windows is a registered trademark of the Microsoft Corporation Directive Compliance The 825 P Modular Protection System is CE marked for installation within the European Union and EFA regions It has been designed and tested to meet the following direct
19. scription for each programming key s function Table B Front Panel Programming Key Description Push Button Function UpArrow ove up within a menu or data list While editing a setting value increase the value of the underlined digit DownArrow Move down within a menu or data list While editing a setting value decrease the value of the underlined digit LeftArrow ove the cursor to the left While viewing event data move to data for a newer event RightArrow Move the cursor to the right While viewing Event data move to the data for an older event Esc Re activate the front panel display back lighting Escape from the current menu or display Enter Move from the default display to the main menu Select the menu item at the cursor Select the displayed setting to edit the setting WO VGA Trip Reset Trip test the device Reset the trip 10 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Saving Settings System Configuration It is important to note that programmed values become operational only after they have been saved to memory The programming system will prompt to save settings when the user navigates higher up in the programming menu by pressing the ESCape key The front panel display is as follows Save Changes Yes No To save changes place the cursor at Yes and press the Enter key The 825 P displays STATUS FAILURE on initial start
20. sition the cursor at Yes and press the Enter key The 825 P relay will reboot at this point Return to the first step of the System Configuration process 4 Press the Enter key The 825 P reboots and the Enable LED illuminates with the following displayed on the front panel 825 P MODULAR PROT SYSTEM If the LCD display COMMFLT WARNING configuration of the Port 4 is required See next section Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Port 4 Settings The Port 4 settings configure slot C for communications Factory default settings are for DeviceNet communications Use the following path with the front panel programming keys to access the Port 4 settings MAIN gt Set Show gt Port gt Port 4 The following table provides direction for the proper settings associated with each communication option Table C Communication Settings Setting Prompt Setting Range DeviceNet Modbus Empty COMM INTERFACE 232 485 232 485 232 PROTOCOL ASC MOD MOD MOD MOD SPEED 300 38 400 bps 19 200 19 200 19 200 PARITY 0 E N N N N MODBUS SLAVE ID 1 248 248 1 to 247 1 232 setting is possible although not typical IMPORTANT installed in Slot C is as follows Empty Modbus DeviceNet but not powered The 825 P displays COMMFLT Warning on initial power up with factory default settings when the hardware 13 Quick Start Guide
21. test Bearing RTD Temperature 0 250 PAR kW Motor Power 0 0 1 0 per unit PF Motor Power Factor 0 8 Lag 0 8 Lead 20 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Appendix A E EE IMPORTANT isibility of some settings depends upon the system Menu Structure IMPORTANT hardware configuration For example RTD settings are viewable only when the optional RTD Scanner is connected and communicating with the 825 P relay Figure 12 Menu Structure 26 t Ej Ee t Steps back one level Instantaneous See Fig 13 for more details Display Events See Fig 14 for more details T E 9 lt Ene 7 See Fig 15 for more details See Fig 17 18 amp 19 for more details See Fig 16 for more details GEE e E 0 4 Front Panel Access Lvl lt gt Reset 21 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Figure 13 Main Menu gt Meter Steps back one level 22 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Figure 13 Main Menu gt Meter Steps back one level 23 Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Figure 14 Main Menu gt Events Steps back one level te ES V V V V 24 Quick Start Guide Allen Bradley Bulletin 825
22. uire their installation or connection prior to being made available for configuration 1 The 825 P relay is not EMC Tested for converter module connecting cable lengths greater than the 4 meter cable that is supplied 2 Up to 12 RTDs can be monitored when an external 825 PR12D RTD Scanner is used There are separate trip and warning settings for each RTD 3 simplex 62 5 125 um fiber optic cable with ST connector is needed for connecting the external RTD module to the 825 P Fiber optic cable is not supplied Contact your local Allen Bradley distributor Quick Start Guide Allen Bradley Bulletin 825 P Modular Protection System Wiring Installation Main Circuit Figure 4 Relay with Phase CTs and CoreBalance CT 1 L2 13 Converter Module 825 2 Cat 825 MCM20 T2 A S ATA primary current transformer T2 core balance transformer Current ratio of core balance CT 1 2000 1 Output from core balance 0 500 mA Transformer T 2 circuit and the 825 P relay chassis must be grounded in the relay cabinet This will minimioze susceptibility to noise in the ground current measurement Figure 5 Relay without Phase CTs Converter Module LI 12 Cat No 825 MCM2 Cat 825 20 Cat 825 180 Cat 825 630 2 Cat 825 630 123 5 825 825 21 4
Download Pdf Manuals
Related Search