SurveyorDX User`s Manual
Contents
1. PUB CM I1 71 051 V2 EN 4 SKF Online Motor Analysis System Net EP iNetEP NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN SKF Online Motor Analysis System Net EP iNetEP Installation of the NetEP iNetEP The NetEP iNetEP requires certain aspects to its location for permanent mounting of the instrument s cabinet The location must allow safe installation of voltage and current lines to the unit in accordance with applicable electrical codes The location must be readily accessible to 120 V or 240 V AC power an Ethernet LAN Local Area Network connection It should be mounted on a vertical surface approximately 36 inches above the floor 36 inches from the bottom of the cabinet The surface to which the cabinet gets affixed should be more than capable of permanently supporting a 40 pound 20 inch by 30 inch cabinet without obstructing or being obstructed by other equipment The location must also be within 150 feet of the current transformers CTs to be used to monitor motor currents To facilitate wiring of the CTs and voltage connections there must be a minimum of 36 Inch clearance in front of the NetEP cabinet A foot 12 inches of clearance is needed on each side of the cabinet to adequately rout cables The ambient temperature of the location should be between 32 degrees F and 120 degrees Fahrenheit Vibration is minimal There should also be enough space available to mount the voltage bus disconnect in close prox2. Enter your name in the Technician performing The NetEP setup field then click Next J SKF Online Motor Analysis System Welcome to the NetEp Setup Wizard f AP aa dd Press ha fan beater lo stat NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 19 Figure 11 Entering technician name in the setup wizard SKF Online Motor Analysis System Net EP iNetEP 3 A message dialog appears notifying you that the NetEP service will be stopped for part of the setup process Click OK to continue Specifying the database 4 The Database Connection Settings page is used to configure the SQL Server and database in which The NetEP will store data e up the cotatose hai sal le ssd bey the Mat EF to e Data Sewer apee Mare BET 1 SGLEPAESI y z 4 Ne Da Dran WI Sg Dato i FR Sanna iterna Figure 12 Configuring the database settings 5 Enterthe name of the SQL Server in the Server Instance Name field Click on the button to the right of the field to browse for SQL Servers installed on the local network 6 Enter the port to be used in the Port field Port 0 is dynamic use this setting unless you have specifically configured SQL Server to run on another port port 1433 is the port SQL Server uses by default 7 Because The NetEP runs as a service it cannot use windows authentication The mode shown in the Authentication Mode field SQL Server Authentication will always be used This is an information on
3. s pm lai li n re pistoni COTE ENE i Connections OK gt Eraso diagram Figure 30 Features used to control CT sequencing T Z NOTE Both the voltage bus and the CT channel should be fully calibrated before sequencing Trial and error is the only approach to performing the sequencing process Start by finding a phasor that makes a good candidate for phase A 1 Select any mapping or inversion as required to get a good phase A 2 Once proper mapping is done for a phase A others will quickly follow 3 The colored areas on the phasor diagram are guidelines for placing the current phasor The phasor should be somewhere within the shaded area to be a good choice Check the phasing for sensibility That is if the motor is heavily loaded the current phasor should be closer to its voltage phasor and the current should approach the full load current Lightly loaded motors will have a larger angle but smaller current NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 36 SKF Online Motor Analysis System Net EP iNetEP To properly sequence the installed CTS 30 Use the Voltage Bus dropdown menu to select the bus for the CT Channel identified 31 Use the Map To dropdown menus to change phase to CT configuration in effect this re positions the connections 32 Use the Invert check boxes to rotate the phasors 180 degrees 33 When CTs are correctly sequenced the page will show Connections
4. OK In the following example the system senses that something is wrong with the B and C connections and displays the impedance angle values Z in red The system will always display the Impedance angle in red when it is greater than 90 It also displays Check Connections in red near the bottom of the page To correct some conditions you might only need to check the Invert box for that phase but in this case we needed to use the Map To dropdown menus to swap lb and lc Check Connections sse 2 Figure 31 Display shows Phase B and C connection problem NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 37 SKF Online Motor Analysis System Net EP iNetEP When the correction is made the message near the bottom of the page changes to Connections OK and the current value shown in the Phasor diagram falls into the proper region Figure 32 Changing lb to lc and Ic to lb using the Map To dropdowns NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 38 SKF Online Motor Analysis System Net EP iNetEP 34 Record that the CTs have been calibrated on a spreadsheet like the sample shown below Channel Description Voltage Bus Bus Calibration Sequence N No ed Io Bo oo 10 a 12 B 18 CC 20 di 2 B3 A 27 2B 31 N Description Cal 35 Click Next to continue NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 39 SKF Online Motor A
5. and every connection at the motor control center MCC must be connected ONLY when the rotating system is powered down off and inoperable Do not position motor phase connections near any ground or near one another Do not use or install this instrument in explosive environments This instrument is NOT approved for use in any flammable or hazardous environments Install an external disconnect switch for AC power to the NetEP this is required This disconnect switch should be within three feet of the NetEP s permanent mounting position This is necessary because there Is no Internal fusing or disconnect for AC power with the NetEP Environmental conditions 2 1 The NetEP is designed strictly for indoor use Testing of this unit has been completed for use up to 2000 meters of altitude This monitoring device operates in temperatures ranging from 32 to 120 degrees Fahrenheit 5 C to 50 C NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 3 SKF Online Motor Analysis System Net EP iNetEP 3 Installation for this instrument is an IEC Category Ill in a Pollution Degree environment refer to IEC 61010 1 3 6 6 2 4 This instrument is NOT waterproof or sealed against water entry with the cabinet door open OR closed 5 This system NOT approved for use in explosive environments Pollution degree II This device adheres to Pollution Degree specifications sourced from IEC 61010 1 3 6 6 2 Only non cond
6. iNetEP Calibration of busses 1 After you select or create the database you want to use click OK 2 The next step is calibrating the busses Calibrating Bus 1 of 7 Piane pey ba mahai mhh you he comceciaci this bur to your eaten Li Dries grow f Fee nabs cere bateon pia Het EP piere deed tee tarata l p a CT Figure 17 Selecting the connection type 3 Using this page you will define whether you have directly connected your voltage bus to the unit less than 100V or connected using secondary s The beginning of the NetEP Setup Guide discusses in depth how these connections should be properly be made 4 Delay group is used when you have a transformer downstream from your voltage bus connection Each Delay Group value adds a 30 degree phase shift to the voltages If you do not have a transformer downstream this option will be grayed out Uy EE The voltage calibration operation requires you to work with the door of the NetEP cabinet open Follow all appropriate and or mandated company safety procedures when working with the NetEP door open The open cabinet exposes live voltages that present a Dangerous shock hazard with the potential for serious injury De energize voltage busses when manipulating terminal blocks NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 24 SKF Online Motor Analysis System Net EP iNetEP 5 Use the Connection Type dropdown menu to select yo
7. phase bus make the following connections 3 The NetEP input board phase A to voltage bus phase A 73 The NetEP input board phase B to voltage bus phase B 72 The NetEP input board phase C to voltage bus phase C l The NetEP input board N no connection If connected via a potential transformer PT confirm that the PT connection is proper and the PT output connection Is properly connected to the 1000 V input board aH 2H1 3H1 axa 2X1 ax Ki a Figure 3 A typical potential transformer PT Primary connections La Voltage bus phase A to 1H1 La Voltage bus phase B to 2H1 La Voltage bus phase C to 3H1 Secondary connections L The NetEP iNetEP input board phase A to 1X1 The NetEP iNetEP input board phase B to 2X1 L The NetEP iNetEP input board phase C to 3X1 The NetEP iNetEP input board N no connection NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN SKF Online Motor Analysis System Net EP iNetEP The secondary ground 2X1 requires an appropriate station ground somewhere near the PT itself Do not tie the 2X1 to the NetEP iNetEP ground This ground will not be the same potential as station ground If a ground connection is made a ground loop will be formed and possibly a very high current will flow in the ground conductor Physical connections to NetEP voltage inputs 1 De energize the voltage inputs at disconnect 2 Completely turn off the NetEP iNetEP by shutting down the compu
8. small dialog box appears so you can provide a name for the new database Enter the name then click OK Figure 14 Dialog box used to define new database name 13 The new database is created with the proper tables and keys automatically created and the database is added to the selection dialog as shown in the example below Figure 15 Selecting the database to use 14 Select the database that you want to use for this process then click on OK NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 22 SKF Online Motor Analysis System Net EP iNetEP 15 You will return to the Database Connection Settings page as shown below Sti ud the Sei Pr sal be vi Bey ite Peed E o Sissa Chat fae insacca hara BOL MSqLERFAESS la Pe 0 2 Dpi 143 So Dei Linea aa Pgmrerced Dates Ste Thee Motors Gal 1 0 Figure 16 Completed Database Connection Settings 16 If you are satisfied with your selections click on the Next button to continue 17 If you need to make changes you can do so in this page Click on the Back button only if you need to change the name of the technician performing the setup 18 After you have completed your selections clicking the Next button to continue The database connection will be validated along with the permissions on the SQL account that will be used NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 23 SKF Online Motor Analysis System Net EP
9. the computer software program 7 NOTE To calibrate the CTs the optional NetEP calibration CTs are required Alternatively the calibration service can be purchased from SKF 18 Attach the clamp on the Cal CT on the same conductor as the installed CTs 19 Connect Cal CTs to the NetEP via BNC cables The mating BNC connectors on bottom of panel of the enclosure are shown in the figure below Figure 24 Lower panel NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 31 SKF Online Motor Analysis System Net EP iNetEP 20 Select proper range switch on the Cal CT Figure 25 Cal CT 21 Enter the mV A AC rating in Calibrating CT Channel page as shown below 22 If your CTs have the phase shift of the calibration CTs labeled on them enter that information into the phase shift box if it is not labeled leave it at 0 Ta Met Cakbration Calibrating CT Channel 1 of 32 Erie har oss bor fhe catene L la baeer ae cfc rad bo beep calibrate tha ie g mi DI biie i AC Pi Sh a Car i Ste Foo Cham Ge Ki Chairs oo Figure 26 Calibration CT values 23 Click Next to continue NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 32 SKF Online Motor Analysis System Net EP iNetEP 24 By moving the BNC connectors physically sequence the calibration CTs to match the installed instrumentation CTs installed CTs Figure 2 7 Calibrating CTs 25 To match the calibration C
10. thet es Yab pra vic rv SE Moglia dI tin See PELA Figure 22 Verifying measured voltage amplitudes 12 In the next page you need to map the input channel to a voltage bus in the database NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 29 SKF Online Motor Analysis System Net EP iNetEP 13 Select that voltage bus that you want to map to the input channel being calibrated so that you can review the data later Tiha a buaa lo map io the channel El Sie Three Motors im Bue C Figure 23 Assigning a bus to the calibration step 14 Create new voltage busses if needed by right clicking on the database name at the top of the dialog A menu appears to help you in the process 15 Select the voltage bus you want to assign to the input channel then click on OK 16 After this assignment is made the wizard will start the calibration process over continuing on to the next bus At that time you can skip a bus calibration by clicking on the Skip this Bus button or move on the CT calibration by clicking the Skip to CTs button NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 30 SKF Online Motor Analysis System Net EP iNetEP Calibrating CT channels 17 The next step in configuring a NetEP is calibrating the CTs The motor to be calibrated should be running so the CTs are excited and producing a voltage measured by the NetEP If the calibration panel is not running start
11. 2 EN 42 SKF Online Motor Analysis System Net EP iNetEP Appendix 1 Calibration Settings dialog box A The Calibration Settings dialog appears when you click on the Setting link on the main page Calibration Settings Warming Changing the following values can adversely affect calibration results Modify these values only if you fully understand the affects Acquistion Rate samp isec 6000 default 6000 Min Expected Frequency Hz 10 00 default 10 Calibration Channel 33 default 33 Max CT Phase Diference 7 10 00 default 10 Figure 35 Calibration Settings dialog box These values control both the method of acquisition and the acceptance criteria for the calibration In general you should not need to modify these values unless you have a specific reason Typically changes are only made here when you are unable to calibrate a motor due to some unknown function or circumstance Acquisition Rate This is the speed at which the acquisition system acquires data 6Ks s is considerable more than should be required for any situation If anything you might want to lower this value to filter out switching frequencies and similar anomalies to stabilize frequency estimation The final value must be between 2000 and 20000 Min Expected Frequency This setting controls the minimum frequency that can be estimated by the system The only reason to put a higher value into this NetEP iNetEP Installation Gui
12. CM I1 71 051 V2 EN SKF Online Motor Analysis System Net EP iNetEP with the AC power disconnected dangerous voltage may exist on the NetEP voltage input cards that can cause serious injury or death The electronic boards inside the NetEP iNetEP cabinet are sensitive to static electricity and may contain live voltage heat sinks Do not touch any component except the connectors for the CT and voltage bus connections In addition to potential circuit damage electric shock and severe injury or death may occur if these components are touched Potential transformers PTs Voltage bus connections Each NetEP iNetEP voltage bus to be monitored requires connection to three phase voltage not in excess of 1000 V AC For motors rated at voltages greater than 1000 V AC secondary output voltages from user installed potential transformers PTs are acceptable as long as voltages are less than 1000 V AC The following schematic illustrates a voltage disconnect switch installed within the ie if Y j HE 1 PIP cen tto i system H Figure 2 Voltage disconnection switch schematic NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 8 SKF Online Motor Analysis System Net EP iNetEP A e Make sure the Phase A Phase B Phase C progression is correct and maintained between the voltage lines if line connected and the 1000 V input boards in the unit If connected directly to a three
13. SKF Online Motor Analysis System NetEP iNetEP Installation Guide Part No 71 051 Vb EN SKF Online Motor Analysis System PUB CM I1 71 051 EN NetEP iNetEP Installation Guide V b A SKF Online Motor Analysis System NetEP iNetEP Installation Guide Part number 71 051 V2 EN Copyright 2013 SKF USA All rights reserved SKF USA Condition Monitoring 4812 McMurry Ave Suite 100 Fort Collins CO 80525 970 282 1200 970 282 1010 FAX 800 752 8272 USA Only Information furnished in this manual by SKF USA Condition Monitoring is believed to be accurate and reliable However SKF assumes no responsibility for the use of such information or for any infringements of patents or other rights of third parties that may result from its use No license is granted by implication or otherwise under any patent rights of SKF No part of this document may be reproduced in part or in full by any means such as photocopying photographs electronic recording videotaping facsimile etc without written permission from SKF USA Fort Collins Colorado NOTICE SKF assumes no liability for damages consequent to the use of this product NetEP iNetEP Installation Guide 71 051 V2 EN License agreement warranties CE Declaration of conformity Manufacturers Name and Address SKF USA Condition Monitoring 4812 McMurry Ave Fort Collins CO 80525 USA Equipment Description Electric Motor Mo
14. Ts are circled in red Wires from each CT run to a user provided black connection box at the bottom circled in orange The wiring from the CT connection box is connected to the NetEP using a CAT V cable NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 12 SKF Online Motor Analysis System Net EP iNetEP Figure 7 Motor lead cabinet 2 Confirm that the cable is long enough to connect to the NetEP iNetEP unit 3 When using a CAT V cable use the blue pairs for phase A the green pairs for phase B and the orange pairs for phase C 4 Route the CAT V cables in a tray or conduit to the NetEP iNetEP unit 5 Using the supplied cable strain reliefs route the CT cable through the bottom panel of the NetEP and along the right hand side of the box inside the cable routing channel Be sure to leave enough length on the CT cable to make connections to the terminal blocks NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 13 SKF Online Motor Analysis System Net EP iNetEP Figure 8 Terminal block 6 Cut to length and connect each phase from each motor to each respective phase and motor connection location Do so by carefully opening the connector contact with the tool provided and inserting the wire Each connector has the motor number printed on the board next to the connector NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 14 SKF Online Motor Analysis System Net EP iNe
15. Ts to the installed CTs you can make the following changes 1 Swap the physical locations of the BNC connectors to re position the phasors 2 Use the Invert checkbox to rotate phasors by 180 degrees When properly sequenced the phasors for both the EP and Cal channels should be in a similar position 26 Press the Update button to perform the calibration operation 27 At this point the measured readings of the installed CTs should match the readings of the clamp on calibration CTs The amplitude should be calibrated at this point and the phase variance of the installed CTs should also be corrected NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 33 SKF Online Motor Analysis System Net EP iNetEP Figure 28 Defining CT ratios 28 If necessary enter a CT ratio 29 Click Next to continue NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 34 SKF Online Motor Analysis System Net EP iNetEP Sequence the installed CTs for proper phase progression The next step in configuring a NetEP is sequencing the installed CTs to the measured voltages Because the installed CTs may have been installed in a random configuration this step is required for the NetEP to accurately obtain motor data When properly sequenced the phase current will lag the phase voltage line to ground by 5 90 degrees most commonly 30 60 degrees The diagram below shows the proper location for the current phas
16. UT NOT LIMITED TO IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY MERCHANTABILITY OF A COMPUTER PROGRAM INFORMATIONAL CONTENT SYSTEM INTEGRATION FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT ARE HEREBY DISCLAIMED AND EXCLUDED BY SKF Limitations on Liability a Limitations and Exclusions IN NO EVENT WILL SKF BE LIABLE TO LICENSEE FOR ANY DIRECT INDIRECT INCIDENTAL CONSEQUENTIAL PUNITIVE OR OTHER SPECIAL DAMAGES LOST PROFITS OR LOSS OF INFORMATION SUFFERED BY LICENSEE ARISING OUT OF OR RELATED TO THE SOFTWARE OR RELATED INSTRUMENTS OR THE USE OF THE SOFTWARE OR RELATED INSTRUMENTS FOR ALL CAUSES OF ACTION OF ANY KIND INCLUDING TORT CONTRACT NEGLIGENCE STRICT LIABILITY BREACH OF WARRANTY OR CONDITION AND STATUTORY EVEN IF SKF HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES THE PRECEDING EXCLUSION AND DISCLAIMER OF DAMAGES SHALL APPLY TO ALL CLAIMS MADE BY LICENSEE RELATED TO OR ARISING OUT OF LICENSEE S USE OF THE SOFTWARE INCLUDING BUT NOT LIMITED TO CLAIMS ALLEGING THAT THE SOFTWARE OR ANY COMPONENT THEREOF FAILED OF ITS ESSENTIAL PURPOSE OR FAILED IN SOME OTHER RESPECT b Acknowledgment You agree that the limitations of liability and disclaimers of warranty set forth in this Software License will apply regardless of whether SKF has tendered delivery of the Software or you have accepted the Software You acknowledges that SKF has set Its prices and granted the licenses contemplated herein in relianc
17. ctions Using the correct current transformer CT for each motor is important for acquisition of precise data The normal operating current of the motor should fall between 10 and 90 percent of the CT s current rating For example SKF 200 A CTs should be used for motors with a normal operating current per phase of 20 A to 180 A SKF CTs have been chosen for their consistency of performance safety stability of calibration and transient responsiveness and should be used with this system After installation of the voltage bus above install each supplied set of three CTS for each motor being monitored Be sure the appropriate CT rating is used for each motor connector Install the supplied CTs either directly on the motor leads themselves or on the secondary circuit of a user installed meter relay CT Installation of Current Transformers on motor leads V Make sure all equipment and voltage disconnects are in the off position prior to proceeding with this operation dangerous voltages may be present and pose a hazard than can cause serious injury or death If the supplied CTs are installed directly on the motor feeder cables follow these Instructions 1 Place the CTs on the load side of any line protection devices circuit breakers Confirm that the CTs all face the same way preferably towards the motor as Indicated by the dot or arrow on the CT The photo below shows CTs attached on the load side of a disconnect switch C
18. d the entire agreement shall remain in full force and effect NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN IV License agreement warranties This Software License sets forth the entire understanding and agreement between the parties and no written or oral representative of any kind whatsoever shall in any way modify or expand the terms of this Users Manual In the event of any conflict or inconsistency between the terms of this Software License and any Documentation this agreement shall preempt such documentation to the extent Inconsistent NOTICE All material associated with this Software License is copyrighted material Federal law provides severe civil and criminal penalties for the unauthorized reproduction distribution or use of copyrighted materials Title 17 United States Code The Federal Bureau of Investigation investigates allegation of criminal infringement for enforcement Technical assistance authorized service centers Visit www skf com under the condition monitoring electric motor test and monitoring pages or www bakerinst com for technical assistance authorized service center Information This information will be marked with an asterisk Service department phone number 970 282 1200 or toll free at 800 752 8272 Trademarks Microsoft Windows Internet Explorer and Windows 7 are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other cou
19. de PUB CM I1 71 051 V2 EN 43 SKF Online Motor Analysis System Net EP iNetEP box is if the current or voltage level is changing rather quickly and the system Is not auto ranging correctly You may need to lower this value If the frequency Is lower than 10 but this will require a more stable signal in order to calibrate Valid values between 0 1 and 200 Calibration Channel The default setting 33 is an internal channel used for calibration If this channel fails you can use one of the other acquisition channels within the system to perform calibration Max CT Phase Difference This setting specifies maximum difference between the phase of the calibration CTs and the measurement CTs before the system will allow them to be calibrated further explanation on later page When you have completed examining or changing the values in this page click on OK to continue NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 44 PA MetEP Configurat Zz SKF Online Motor Analysis System Net EP iNetEP Appendix 2 NetEP Configuration When you installed the NetEP software the installer also creates an icon like this one on your desktop which provides you access to a set of configuration tools that can be used to troubleshoot your NetEP system NOTE The NetEP Configuration tools are generally intended for field service personnel and will not typically apply to day to day usage of the NetEP When you c
20. e on the disclaimers of warranty and the limitations and exclusions of liability set forth in this Software License and that the same form an essential basis of the bargain between the Parties NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN ijj License agreement warranties Term and Termination a Term The licenses granted herein shall commence on your acceptance of the terms of this Software License and shall continue In existence until it is terminated in accordance with Section 3 b below b Termination SKF may terminate this Software License and the license conveyed hereunder in the event that you breaches any provision term condition or limitation set forth in this Software License including but not limited to the license restrictions set forth in Section 2 b of this Software License c Effect of Termination Within ten 10 days after termination of this Software License and the licenses granted hereunder you shall return to SKF at your expense the Computer Software and all copies thereof and deliver to SKF a certification in a writing signed by an officer of you that all copies of the Computer Software have been returned to SKF and that you has complied with the requirements of this Section 3 c Assignment You may assign this Software License in connection with the sale or other transfer of the Instrument provided that the transferee agrees in writing to be bound by the terms of this Software Lice
21. etEP iNetEP 6 Interior overview N NetEP Configuration 45 NetEP iNetEP Setup 19 0 Operational safety warnings 3 P Physical connections to the NetEP voltage inputs 10 Index Positioning equipment 4 Potential transformers PTs 8 Primary connections 9 S safety alerts 2 Scope 46 Secondary connections 9 Sequence the installed CTs for proper phase progression 35 Service department phone number v Specifying the Database 20 7 Technical assistance v Term and Termination iv V View Connections 4 7 Voltage bus and disconnection requirements 6 Voltage bus connections 8 W NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 49
22. he line to line L L measurement values for example from Va to Vb Vab This is the case when your connection type is Open Delta using secondaries In this case you measure and enter the line to line voltage for example Vab and you will verify the line to ground value shown for example Vag If you use Direct Connection you measured and entered the line to ground voltages for example Vag so you will verify values for line to line voltages for example Vab Direct Connection Open Delta Line to ground is measured Line to line is measured Line to line is calculated Va Line to ground is calculated by the system by the system Line to ground Line to line Direct Connection Open Delta Verify these values Verify these values f bjm ha Vbo fms Y 151 07 Via pra w pei All angles should be 120 degress i ue Figure 21 Deciding which values to verify NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 28 SKF Online Motor Analysis System Net EP iNetEP Confirm that the values shown in this page are what you expect to see If they are not go back to the previous page to recalibrate as needed 11 If the voltage values are as expected click on the Next arrow The values are automatically saved NOTE Calibrating Bus 1 of 7 timeline aride terete dential Hendin paia be vei feet tha number are cati pou apart thes ic bef ee urta oe bite Point deli Lat di betes ld See Cl di rca
23. imity to the unit A Voltage bus and disconnection requirements AC power is wired through the bottom of the NetEP cabinet and must be wired using established or mandated electrical codes NOTICE lt gt An external breaker or disconnect is required to safely remove the NetEP from its power source the NetEP itself has no fuses or breakers inside the cabinet for the AC power circuit supply The NetEP has a universal input power system and should be supplied with a 110 V to 240 V source and at 50 60 Hz with ground The unit draws less than two amps Interior overview NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 6 SKF Online Motor Analysis System Net EP iNetEP Figure 1 shows the interior of the NetEP Note the cable routing channel for the current transformer CT cables along the right hand side of the unit Voltages are routed along the left side It is important to route the voltage bus cables along the side of the unit as far as possible from the circuit boards as shown in the figure Voltage inputs can enter the unit from the bottom of the unit or through the conduit knockouts on the left side of the unit Figure 1 iNetEP cabinet interior NOTICE lt gt There are no user serviceable parts inside the unit v AC power and the measurement voltage busses to the NetEP should always be disconnected before the cabinet door is opened Even NetEP iNetEP Installation Guide PUB
24. lick on the icon the main Device Client page appears as shown below Clicking on the Tools item in the main toolbar opens a menu as shown in the a Deni Cln Teoh Hele Cus Wiad Cabane Scopa hai pew ec ea Eartha Last Hape LEE Pirie Fa us Contra Panel COPA Ten Figure 36 NetEP Configuration Tools menu example An overview of each menu item follows La Setup Wizard Starts the NetEP Setup wizard La Database Opens a dialog that you can use to define the SQL Server connection settings L Scope Opens a scope utility in a separate window more La View Connections Opens a separate dialog showing you the status for the current connections being monitored La Export Calibration Open a Save As page so you can specify the location where you want to save the calibration data La Load Firmware Used only be service technicians to upgrade firmware La USB Powered Manually forces an internal USB source to stay on Used only by technicians for diagnostic purposes La Mux Control Panel Used by technicians to test system multiplexing functionality La COM Tes Used by technicians to test com ports La Options Internal SKF options presented to technicians when applicable NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 45 SKF Online Motor Analysis System Net EP iNetEP Scope The scope provides a live display of the time waveforms It includes a Settings menu
25. losed This instrument is not water resistant with its door either open or closed Do not allow the instrument to be exposed to water especially if the cabinet is open Any water that comes in contact with electronics inside the instrument can harm or destroy the device and can also result in serious injury and or death to people working in or around the instrument A NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 2 SKF Online Motor Analysis System Net EP iNetEP Operational safety warnings Any installer or operator of this equipment must adhere to the following safety precautions 71 Comply with all of your organizations mandated safety practices at all times 2 Ensure that the installation location of the NetEP unit does not interfere with site or facility power current or adversely impact any site operations To avert or avoid dangerous shock hazards 1 Use all mandated safety equipment required of your organization for performing installations of electrical equipment including eye protection high voltage gloves arc flash rated masks hoods and any required PPC personal protective clothing Ensure that the site organizations appropriate lockout tag out procedures are properly understood and implemented by all personnel involved in this installation Ensure each rotating system to be monitored IS POWERED DOWN OFF and Inoperable before installation of this instrument begins Each
26. ly field 8 Enter your username and password in the appropriate fields NOTICE amp gt The account that is configured here should have system administrator SA privileges on the target server 9 After a valid server has been selected click on the button next to the Database field to search for available databases NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 20 SKF Online Motor Analysis System Net EP iNetEP 10 A dialog box appears like the one shown below which you will use to select the database to be used Using this dialog you can also create a new database if you prefer Man Fior Report Server Ste Two SKF Demo otors Motors Figure 13 Select Database dialog The databases that are visible in this dialog may not represent all of the databases that are present on the server but only those databases that you have permission to access 11 To create a new database click on the database icon with the plus sign at the top of the dialog as shown in the example above NOTICE gt To create a database you must be logged in to NetEP setup with an account for a database administrator that includes one of the following pre defined SQL roles sa sysadmin serveradmin or setupadmin Proper permissions are required to create a new database NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 21 SKF Online Motor Analysis System Net EP iNetEP 12 A
27. nalysis System Net EP iNetEP 36 A dialog box like the one shown below opens so you can select a machine to map to this channel 37 Select a machine from the list if you see what you need otherwise right click on the top level to open the menu as shown below to create a new AC esi Compress and Send To Expand All Colapse All Compact and Repair Figure 33 Selecting AC machine or creating new one NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 40 SKF Online Motor Analysis System Net EP iNetEP 38 When you choose to create a new AC machine you will see the dialog box shown below For this process you need only provide a new name in the Name field and enter the information in the Name Plate tab Machine Properties Ac Machine Name Plate Machine Infomation Dynamic Teeting Data Flero Power Out ha Power Out Wi Speed RPM Figure 34 Creating a new AC machine SV Click OK when you have finished entering the necessary information 40 Clicking OK cycles you back to first step in the Calibrating CTs process After you have completed calibrating all channels or you have reached the end of your current calibration goals click on Exit to leave the NetEP Calibration wizard NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 41 SKF Online Motor Analysis System Net EP iNetEP NetEP iNetEP Installation Guide PUB CM I1 71 051 V
28. nitoring System Equipment Model Designations NetEP Application by Council Directive 72 23 EC on the harmonization of the laws related to Member States relating to electrical equipment designed for use with certain voltage limits as amended by Council Directive 93 68 EC and Council Directive 2004 108 EC on the approximation of the laws related to Member States relating to the electromagnetic compatibility as amended by Council Directive 93 68 EC Note due to the phenomena being served and the material properties being measured this equipment does radiate radiofrequency energy while in the active test mode Referenced Safety Standards EN 61010 1 CAN CSA C22 2 61010 1 Referenced EMC Standards 61326 2001 55011 Class A EN 61000 3 2 EN 61000 3 3 EN 61000 4 2 EN 61000 4 3 EN 61000 4 4 EN 61000 4 5 EN 61000 4 6 EN 61000 4 8 EN 61000 4 11 the undersigned hereby declare that the equipment standard above conforms to the above directives and standards Signature Printed Name Mike Teska Title Engineering Manager Limited Warranties Disclaimer NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN il License agreement warranties a SKF s sole and exclusive warranties with respect to the related Instruments and Software are set forth in this User s Manual b EXCEPT AS SET FORTH IN THIS USER S MANUAL AND TO THE EXTENT PERMITTED BY APPLICABLE LAW ALL EXPRESS AND OR IMPLIED WARRANTIES OR CONDITIONS INCLUDING B
29. nse Except as authorized by the preceding sentence you shall not assign or otherwise transfer the Software or this Software License to anyone including any parent subsidiaries affiliated entities or third Parties or as part of the sale of any portion of its business or pursuant to any merger consolidation or reorganization without SKF s prior written consent Any assignment or transfer effected in violation of this Section 4 shall be void ab initio and of no force or effect General The validity and interpretation of this Software License shall be governed by Colorado Law except as to copyright and other proprietary matters which may be preempted by United States laws and international treaties In the event of any violation of this Software License SKF reserves the right to pursue any state law remedies including contractual remedies or remedies under federal laws or both You consents to exclusive jurisdiction in either state or federal courts in Colorado or both as appropriate and agrees that the prevailing party shall be entitled to its attorney fees and costs No decision act or inaction of SKF shall be construed to be a waiver of any right or remedy and pursuit of any state or federal causes shall not be deemed an election or remedies In the event of any provision of this Software License shall be deemed unenforceable or void or invalid such provision shall be modified so as to make it valid and enforceable and as so modifie
30. ntries All other trademarks service marks or registered trademarks appearing in this manual are the trademarks service marks or registered trademarks of their respective owners NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN V Table of Contents ADOUETNIS GUAEi neri 1 FORA REI 0 0 PRA RIE ERE POE RTRT ORO A A PORTI ARS RR FINE 1 ACRI EIE OENE CREARE 1 MOS OCU IO NG aens a a 2 AGI Onal Sal CRY alert 2 Operational safety Wy A cri 3 Environmental condlo Sassola 3 Politondocreelegel ale EA EEEN 4 POSIUONMOI SGUPRert tera 4 cleaning ande 0 Aimee 4 Unipol 4 Installation of the NetEP iNetEP sccccssssssssssssssssssssssssscsssssssssssseseeees 6 Voltage DUS ANd AIlSCOMMECUHONTEGUIFEMEN Sri 6 Eror OV N Vili 6 Potential tra nsfo mers Plc bill 8 Physical connections to the NetEP voltage mMputsssssia alan ua 10 Current Transformers and their connection sssssssesossseeossseeoosseoosseeosssee 12 Installation of Current Transformers on motor leadS ecesesscessseseseeeeees 12 NetEP INetEP Seipigl licia 19 Appendix 1 Calibration Settings dialog box ccccccssssccssssssccsssssseees 43 Appendix 2 NetEP Configuration cccccsscccsssccsssscccssscccscssccssssseseeccees 45 Ol ie 46 VOOR 4 5 RAR RR O 49 Table of contents NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN viii About this guide This guide uses the following conventions in formatting and info
31. ors with respect to the phase voltage Figure 29 Phasor diagram The Phasor diagram shows all phasor positions All three current phasors must be in the same load area of their respective phases for the setup to be correct For example if the La phasor Is in the high load position Lb and Lc must also be in the high load position The dark shaded areas are non phasor positions Although this can be done mathematically no phasors can physically reside in the dark shaded area for three phase induction motors without PF correcting devices NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 35 SKF Online Motor Analysis System Net EP iNetEP La Ifthe phasors reside in the high load position measured current should be the same as the nameplate current La In general a lightly loaded motor will have a current less than the full load current and will be at a phase lag of 30 60 degrees La A highly loaded motor will have a current near the full load current and a phase lag of about 5 30 degrees The graphic below identifies the Phasor diagram and shows how the Invert and Map To controls are used the properly sequence the installed CTs i aT elas i _ _ _ _ o z Ra ia Miri P Calini SS Check kariri boos ho rotate phasors 160 degen Catbraang CT Channel 1 of 32 Line Map Ta aie dropodcan i _ H menus ta
32. ottom panel of the unit and along the right hand side of the box in the cable routing channel Be sure to leave enough cable length to connect to the termination blocks 8 Strip the outer jacket of the cable and split the blue green and orange pairs apart Again do not cut off the brown pair in case damage occurs to other pairs and the brown pair is needed 9 Choose a motor number to install the cable into then insert the blue white into the middle row and the solid blue into the lower row on the three deck connector block NOTICE gt Do not connect to a motor channel for which a license has not been purchased it will not function 10 Wire motors starting with the lowest numbered channels available Use the legend on the backplane board to Identify the motor number and the row to insert the cable Use the supplied operating tool to manipulate the terminal block connector A normal flat blade screw driver will not work well The supplied termination block operating tool is highly recommended IRE ae i a b a PA 7 a i evi FE ia Lana we ll Figure 10 CT connections 11 Wire blue to phase A green to phase B and orange to phase C NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 16 SKF Online Motor Analysis System Net EP iNetEP 12 Note the motor number used for each specific set of CT s The example table shown below has proven useful when wiring up a NetEP iNetEP cabinet Tape
33. rmational devices to help you more clearly identify specific elements and information Formatting Interface items are set in bold Page or window names are set in talics File names are set in courier font Information devices Information requiring special attention Is set in the following format and structure a NOTE Indicates additional information about the related topic that deserves closer attention or provides a tip for using the product NOTICE Indicates information about product usage that can result in difficulty using product if not heeded Indicates a hazardous situation with risk of death or serious bodily injury NetEP iNetEP Setup Guide 71 051 V2 EN 1 SKF Online Motor Analysis System Net EP iNetEP Symbols on equipment Symbol Label Description Protective conductor terminal Located beside black ground test lead on front panel of instrument Frame or chassis terminal Located on rear panel of instrument by ground terminal Warning about hazardous voltage and risk of severe electrical shock or death Located beside each red test lead on front panel of instrument revere tejae Danger notice label warning about HAZARDOUS VOLTAGE Contact all grug shirin ef or bum l Tum off and lock cut posar bastare servicing Additional safety alerts vV The NetEP iNetEP must not be exposed to water or moisture even with the cabinet securely c
34. round Enter the value in the Measured V field Click the Update button to update the calibration then click on Next Repeat the measure and update steps for Vb ground and Vc ground Calibrating Bus 1 of 7 With 2 AMS asa dived rebut fee Chisel Ato Mel EP rd on Tsg ingul cord 1 ane ender fhe vive into the Masson field then peas the scale aden Fepam this unti shes vakaa massed scposie the Mar EP Figure 19 Calibrating NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 26 SKF Online Motor Analysis System Net EP iNetEP For Open Delta PT type connections secondaries 1 Open the NetEP cabinet door and locate the terminal block for the selected voltage bus 2 Usea digital voltmeter to measure the voltage between the Va and Vb inputs on the voltage Input board Enter the value in the Measured V field Click the Update button to update the calibration then click on Next Repeat the measure and update steps for Vb Vc and Vc Va Click Next to continue a ia A NOTE After you enter the value you measure in the Measure V field and click Update the system uses your value to calibrate the bus and adjusts the value displayed in the NetEP Measured V field accordingly NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 27 SKF Online Motor Analysis System Net EP iNetEP The next page is used to verify the amplitudes of the measured voltage Typically voltage bus rating refers to t
35. tEP Installation of CTs on an existing secondary 1 Pull a CAT V cable or other twisted pair instrumentation cable from the NetEP iNetEP box to the interior of the motor cabinet NOTE If monitoring several motors it may prove useful to pull several cables at the same time preferably in different colors 2 Route the CT cable inside the cabinet with requisite adherence to appropriate or mandated industrial codes and Industry practices 3 Strip the outer jacket of the cable back 6 12 Inches and insert the twisted pairs into the ends of the CT wiring as in the photo below Use the blue pair for phase A green pair for phase B and the orange pair for phase C Regarding the brown pair do not cut if off but wrap it around the body of the cable in case it is needed to replace a damaged blue green orange twisted pair Figure 9 CT installation 4 Install the CT around the secondary of the user installed relay meter CT cable If using a split core CT make sure the CT is clamped shut 5 Wire up and attach the blue phase A green phase B and the orange phase C pairs to CTs and clamp them around the appropriate secondary circuit cables NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 15 SKF Online Motor Analysis System Net EP iNetEP 6 Atthe unit end of each cable label with the name of the motor or MCC as shown in the example above 7 Using the supplied cable strain relief route the CT cable through the b
36. ter and disconnecting AC from the unit 3 Run the voltage conductors appropriately rated through the bottom of the unit or to the left side of the unit where knockouts are provided The knockouts provided are 7 8 875 inch diameter and are sized for a 1 2 5 inch trade size conduit fitting 4 Run the voltage conductors along the left wall of the box 5 Select a voltage channel for the bus and connect the conductors to the terminal blocks on the voltage input cards using the provided operating tool Make sure all strands are captured Inside the terminal block A The backplane board has printed channel numbers that identify the NetEP voltage bus connections as shown below Figure 4 Backplane board NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 10 SKF Online Motor Analysis System Net EP iNetEP If necessary the voltage input card may be removed to make connections Use a long flat blade screwdriver to unscrew the voltage input board from the backplane board Gently remove the board from the multi row connector Figure 5 Properly installed voltage inputs To replace the board align and firmly press the connectors together then tighten the screws on the brackets Figure 6 Improperly installed voltage input conductors note the frayed strands NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 11 SKF Online Motor Analysis System Net EP iNetEP Current Transformers and Conne
37. the blank spreadsheet provided to the outside of the cabinet and fill out the sheet as motors are installed Also record the voltage bus the motor is connected to Channel Description Voltage Bus Calibration Sequence 13 Repeat steps for connecting all CTs on remaining motors 14 Check CT connections using the scope built into the software Connect the voltage bus monitor and keyboard and close the cabinet Turn on the power NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 17 SKF Online Motor Analysis System Net EP iNetEP NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 18 SKF Online Motor Analysis System Net EP iNetEP NetEP iNetEP Setup Setting up a NetEP Involves performing three general steps in the following order 1 Specify the database in which the NetEP will store data 2 Calibrate the voltage busses includes mapping the voltage busses to a NetEP channel 3 Calibrate the installed CTs includes defining the sequence of the CTs for proper phase and mapping the CTs to a machine I 1 Start the NetEP setup wizard by clicking on the NetEP setup icon installed on aly your desktop or by clicking on Start gt Programs gt Surveyor gt Tools gt ee Setup Wizard a NOTE The Settings link found near the bottom left of the page is used only under special circumstances Refer to the Appendix for more Information 2 The setup wizard starts with the page as shown below
38. uctive pollution occurs with this instrument However temporary conductivity caused by condensation can be expected Positioning equipment Do not position equipment in such a way that It Is difficult to operate the power disconnection device s Maintain a clearance of 36 inches in front of the NetEP iNetEP to allow for opening the door for installation removal of internal components and for maintenance and connections All connections to the NetEP iNetEP are through the bottom of the cabinet so it must be mounted with at least 36 inches of vertical free clear space below the unit The NetEP iNetEP does not require any additional air to keep the unit cool so airflow at the mounting location Is not of concern Cleaning and decontamination Keep the NetEP or INetEP clean and in a dry environment To clean the unit power it down off and de energize all voltage bus connections including the AC power to the unit Wipe with a clean water dampened cloth Do not submerge in water or other cleaners or solvents Use a soft cotton cloth dampened with water to clean the computer screen iNetEP only and gently wipe the surface Products designed specifically to clean LCD television windows or monitors may be used as well Unpacking the unit Carefully remove the following items from the shipping boxes The NetEP or iNetEP CTs Installation Guide User Manual Software CD Termination operating tool CRE NetEP iNetEP Installation Guide
39. ur connection type 6 The Skip this Bus button is used to jump from the current bus calibration process for example 1 of 7 to the next one in sequence 7 The Skip to CTs button is used to jump directly to the CT calibration process NOTE 8 After you define you connection type click on Next to continue The next page Is used to calibrate the amplitudes of the voltage bus Follow the Instructions provided in the page for measuring with an RMS device typically a DVM When you complete you measurement the value that you enter in the Measure V field should match the value displayed in the NetEP Measured V field 10 This page will appear three times during the process once for each channel a b and c for each voltage bus The instructions are slightly different depending on whether you are using direct connections or open delta Secondaries Calibrating Bus 1 of 7 With 4 AMS meda rereni diate fainiurt lore chase Aa Ma EP Lied on waht Nodi cord an ender he ue to ee Masai bi then pres he wei Vinnie f 128 Figure 18 Calibrating voltage bus amplitudes NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 25 SKF Online Motor Analysis System Net EP iNetEP For direct connections L Open the NetEP cabinet door and locate the terminal block for the selected voltage bus Use a digital voltmeter to measure the voltage between the Va input on the voltage input board and the chassis g
40. used to select a variety of standard scope display options Figure 37 Scope utility Just below the Settings menu is a Play Pause toggle button Figure 38 Scope Play Pause toggle button NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 46 SKF Online Motor Analysis System Net EP iNetEP When you click on the Play Pause button you will see new tools appear that you can use to export data or save a screen shot of the displayed information Figure 39 Tools to export data and save screen shot View Connections The View Connections utility allows you to monitor the same connections and state Information that you see during the calibration process but you cannot make any adjustments here The screen is for monitoring purposes only Figure 40 View connections utility NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 47 SKF Online Motor Analysis System Net EP iNetEP NetEP iNetEP Installation Guide PUB CM I1 71 051 V2 EN 43 SKF Online Motor Analysis System Net EP iNetEP C Calibrating CT Channels 31 Calibrating the Busses 24 Calibration Settings dialog box 43 Cleaning and decontamination 4 Current Transformers and their connection 12 E Environmental condition 3 Installation of CTs on an existing secondary 15 Installation of Current Transformers on motor leads 12 Installing the N
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