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Operational manual

Harmonic correction unit (HCU2)  

and electronic VAR injector (EVI2) active filters

Summary of Contents for EVI2

Page 1: ...Operational manual Harmonic correction unit HCU2 and electronic VAR injector EVI2 active filters ...

Page 2: ...SE OR MERCHANTABILITY OTHER THAN THOSE SPECIFICALLY SET OUT IN ANY EXISTING CONTRACT BETWEEN THE PARTIES ANY SUCH CONTRACT STATES THE ENTIRE OBLIGATION OF EATON THE CONTENTS OF THIS DOCUMENT SHALL NOT BECOME PART OF OR MODIFY ANY CONTRACT BETWEEN THE PARTIES In no event will Eaton be responsible to the purchaser or user in contract in tort including negligence strict liability or other wise for an...

Page 3: ...een HCU2 type 10 Compensation Mode Screen EVI2 type 11 Miscellaneous Settings 12 Voltages 13 Parallel Configuration 14 Harmonic Enable HCU2 type 14 Unit Settings 14 Basic Setup 15 CT configuration 15 Manual CT configuration 16 Automatic CT configuration 16 Brightness and Advanced HMI Settings 19 Input Configuration 19 Output Configuration 20 External Interfaces 20 Modbus TCP IP Address Setup 21 Se...

Page 4: ... that follow this symbol to avoid possible injury or death DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE NOTICE is...

Page 5: ...eed the device s ratings for maximum limits Ground equipment using the ground connecting point provided before turning on any power supplying this device Turn off all power supplying this device and the equipment in which it is installed before working on the device or equipment After removing power wait for 15 minutes to allow the capacitors to discharge prior to opening the doors or removing cov...

Page 6: ...F and for mains current balancing DPF correction can be provided for either leading capacitive or lagging inductive loads that cause poor DPF Mains current balancing is achieved by measuring the negative sequence current present and injecting the inverse negative sequence current to balance the current for the upstream network Electronic VAR injector Electronic VAR injector EVI2 are static power e...

Page 7: ...l system Unit Settings Allows changes to the unit parameters Commission Unit Provides a step by step procedure to commission the unit Note Once the unit is commissioned you do not need to perform this procedure again User Login This is where you log into the unit to change parameters Start System Stop System This icon toggles between Start System when inactive and Stop System when active Start Sys...

Page 8: ...ntly running actively compensating and units in stand by Active Cap Indicates the total capacity of units in the parallel system currently running actively compensating Output Indicates the output current of the system in amperes Master ID Indicates the unit ID of the unit that is currently acting as the Master Priority Indicates the priority group that is operating Parallel Unit Status Parallel U...

Page 9: ...ge Displays the three phase average of the incoming line voltage to the unit Line Frequency The measured source frequency DC Bus Top The measured DC voltage of the top DC bus section DC Bus Bot The measured DC voltage of the bottom DC bus section Temperatures All temperatures are displayed in degrees Celsius Inlet Unit s inlet air temperature Unit Top Outlet air temperature of the electronic air s...

Page 10: ...ing Total Output Total output current of the unit in amperes RMS Source Total source current in amperes RMS Fundamental Currents Reactive PF Displays per phase average reactive current of the load and output in amperes RMS Negative sequence Negative sequence current of the load and output in amperes RMS Fund current Req Fundamental current required per phase to achieve set point Fund Current Out D...

Page 11: ...screen displays three phase values of the source load and output of the Harmonic Correction Unit Waveforms The Waveforms screens display system information in three formats Oscilloscope Bar Graph and Phasor diagram The oscilloscope screen can display up to three different values at the same time You can touch one of the boxes at the top of the oscilloscope screen to display a table of the 16 diffe...

Page 12: ...o be analyzed H1 the fundamental value is constantly displayed You can display a specific harmonic order value by pressing the left or right arrows at the top of the screen You can adjust the amplitude scale with the magnifying glass icons The values you can display are V12 Bar graph harmonic analysis of the voltage of L1 to L2 V23 Bar graph harmonic analysis of the voltage of L2 to L3 V31 Bar gra...

Page 13: ...3 Iout1 Current output L1 Iout2 Current output L2 Iout3 Current output L3 Isrc1 Current source L1 Isrc2 Current source L2 Isrc3 Current source L3 Iload1 Current load L1 Iload2 Current load L2 Iload3 Current load L3 Event Log The Event Log displays events that occurred Touch an event to select it Then press the magnifying glass icon to display the details for that event You can save the Event Log t...

Page 14: ...a PF cos phi of 1 00 Example With a PF cos phi set to 0 98 Lag the unit maintains a Power Factor of 0 98 Lag when the corrected load is lagging If the power factor improves to 0 99 no compensation is provided If the connected load produces a leading power factor the unit corrects the power factor to 1 00 PF cos phi Target power factor setting Load Balancing Activates deactivates load balancing mod...

Page 15: ...ve filter for each function Compensation Mode Screen EVI2 type Reactive Mode PF Activates Deactivates the Power Factor correction mode With PF mode selected additional parameters available for the PF mode are displayed Optimized PF When set to OFF the unit maintains the PF cos phi setting When set to ON and the load is less than the PF cos phi setting the unit corrects the power factor to PF cos p...

Page 16: ...lancing requires the installation of CTs Reactive Mode React Reactive mode provides leading or lagging kVAR based on the Reactive Target React Mode does not require the installation of CTs Reactive Target can be set either based on kVAR or amperes Reactive Target can be set remotely through MODBUS Load Balancing can also be selected on this screen Load Balancing requires the installation of CTs Mi...

Page 17: ...options for the transformer The External Transformer section must be changed if there is an external transformer between the Harmonic Correction Unit and the voltage bus being corrected This parameter is not used for the integrated transformer units These units are identified by a rating of 600 or 690 V on the nameplate Active filters that are connected to the electrical distribution systems at vo...

Page 18: ...system is designed with parallel for capacity only or if the units are to equally share the load at all times Select Parallel Rotation ON if the additional units should be cycled through with the minimum number operating to support the correction required This is based on the Parallel Priority Group parameter located under Unit Settings Basic Setup Set the Rotation Frequency to the time the lowest...

Page 19: ...inimum is 10 seconds Reset contactor filter trip Resets the contactor if a filter trip occurs while the unit is in STOP condition CT configuration The CT Configuration screen provides information on how the unit is currently configured for the connected CTs If needed you can configure additional CTs manually or automatically CT Configuration Displays the number of CTs used CH1 CH2 and CH3 refer to...

Page 20: ...suring the current of all loads being corrected and the active filter current CT Secondary Rating The rating of the CT secondary that is installed Automatic CT configuration An active filter that is connected to an electrical distribution system at a voltage above the unit s nameplate voltage rating must have the external transformer parameters properly set before performing the Automatic CT Confi...

Page 21: ...ected CT configuration is displayed touch OK Source Position Detected With CTs installed on the source side of the active filter the unit displays the configuration of the CTs as connected to the lines and CT ratio 1 Press OK to proceed to Modify CT Configuration 2 Once the unit is properly configured for the CTs that are installed press OK to continue Load CT Detected If a Load CT is detected the...

Page 22: ...e load is regenerating If so the auto CT detection does not accurately determine the CT configuration Manually enter the CT configuration If the loads are not regenerative touch NO and Continue The unit asks if the displacement power factor of the load operating at the time of the test was extremely low less than 0 5 2 Touch Yes or No as applicable for the connected loads and then touch Continue T...

Page 23: ...he inputs are at 5 V DC and are grounded to activate See the Installation Manual for details and requirements for wiring input controls On the Input Configuration screen press Configure to display the options and set the parameters The choices for an input command are Input Disabled The input is not used Run System Causes the system to go into RUN condition Stop System Causes the system to STOP no...

Page 24: ...Event Active Switched when an event is activated Power On Indicates that power is applied to the unit Max Capacity Reached Indicates that the unit is operating at maximum current capacity Defined Capacity Reached Indicates when a user set capacity is reached Temperature Threshold Reached Indicates when a user defined temperature is reached on either IGBT CB Temp Control Board Temperature Unit Top ...

Page 25: ... NOTICE RISK OF EQUIPMENT DAMAGE Only allow qualified electrical personnel access to the AdminUser or QualifiedUser level user name and password Failure to follow these instructions can result in equipment damage To add users do the following 1 Press the Username field Type ADMIN on the keypad and press Enter 2 Press the Password field and enter the ADMIN password The default password for the ADMI...

Page 26: ...nsitive 9 Pres Confirm Pwd and re enter the password 10 Press the Add User icon Change a password To change passwords 1 Log in with the user name and password 2 Press Change Password 3 Enter the new password The password must be between 6 and 32 characters with any combination of letters or numbers Passwords are case sensitive 4 Enter it again in the Confirm field 5 Press Change Password 6 Press B...

Page 27: ...g covers Always use a properly rated voltage sensing device to confirm power is off Replace all devices doors and covers before turning on power to this equipment Carefully inspect the interior for tools left behind before closing and sealing the door Failure to follow these instructions will result in death or serious injury Once the unit is commissioned you do not have to perform this procedure ...

Page 28: ...mechanical rubbing contact Technical Support 3 Press Next if both fans are operating normally System Integrity Test This test verifies that the unit can generate current and provide current correction The unit can either operate in Capacitive or Inductive modes for this test The loads operating on the system determine which mode is best for the application Capacitive This mode is typically the cor...

Page 29: ...values displayed indicate Output current IGBT temperature rise Inlet temperature at the start of the test Inlet temperature at the end of the test Duration of the test If any of these values are outside acceptable limits the unit does not pass the System Integrity Test 3 Based on test results do one of the following If the IGBT temperature rise is above the acceptable range the unit display indica...

Page 30: ...el that is different from the nominal voltage rating of the unit Press No if the output voltage rating of the unit matches the voltage rating of the loads being corrected 2 If you chose No in the preceding step skip this step If you chose Yes make the following settings Ratio Grid Enter the Grid side voltage of the transformer Unit Enter the transformer voltage rating at the active filter side Pha...

Page 31: ...elta winding is on the high voltage side A lower case letter indicates the winding type of the low voltage side For example y indicates a wye wound low voltage side Refer to the following table for setting the AF parameter based on common transformer nameplate information Table 2 External Transformer AF Settings Transformer nameplate Unit options AF Dy1 30 Lag Dy2 60 Lag Dy4 120 Lag Dy5 150 Lag Dy...

Page 32: ...in parallel Select Source if the CTs are measuring the current of all loads being corrected and the active filter current CT Secondary Rating Select the secondary rating of the CT installed Automatic CT Configuration If you chose Auto for CT configuration do the following 1 In the CT Ratio field enter the primary CT ratio 2 In the CT Secondary Rating field select either 1 A or 5 A based on the sec...

Page 33: ...e of the active filter Either the CTs are improperly installed the CTs are not functioning or the CT secondary wiring is not properly installed Single Unit If you intend to install a single unit and the CTs on the source side of the active filter verify CT installation operation or secondary wiring If you intend to install a single unit and the CT on the load side of the active filter do the follo...

Page 34: ...e DPF value and Leading or Lagging can be compared to an external meter to verify accuracy of the results 4 Press OK The HMI returns to the CT Configuration screen 5 When the CTs are properly configured touch OK System Mode Setup HCU2 type Make the System Mode settings as follows Harmonic Mode When ON the unit corrects harmonic current Target THD Set the target value to either THDi or THDv based o...

Page 35: ...or to 1 00 PF cos phi Target power factor setting The power factor can be set for either a leading or lagging cos phi Load Balancing When ON the unit corrects for load imbalance negative sequence current Reactive Mode V Reg Voltage Regulation Mode Voltage regulation mode monitors the voltage and adjusts the reactive current injected to maintain a voltage level V Reg Set Point Set the desired volta...

Page 36: ...o open an alpha keypad 2 Enter a new password for the Admin User The password must be between 6 and 32 characters with any combination of letters or numbers Passwords are case sensitive 3 Enter it again in the Confirm field 4 Press Change Password Or if you prefer to keep the default password just press Next Test Run When you initiate the Test Run the unit operates briefly providing data on the un...

Page 37: ...e a report of the test results A screen displays indicating that a USB storage device is required 4 Press OK when USB storage device is installed 5 Press OK The report is saved as a csv file on the USB storage device at PUBLIC PROJECTS ACTIVEFILTER DATA ALARM COMMISSIONINGREPORT 6 Press Finish to complete the commissioning procedure ...

Page 38: ... N2 Equipment type HCU2 Harmonic correction unit Ampere rating 040 40 A a 047 47 A b 060 60 A c 080 80 A a 094 60 A b 120 120 A c 133 133 A a 157 157 A b 200 200 A ac 235 235 A b 300 300 A c Voltage D5 380 480 V D6 600 V D7 690 V Enclosure type IP00 Chassis mount N1 NEMA 1 wall mount N2 NEMA 2 floor mount N12 NEMA 12 floor mount IP31 IP31 floor mount IP54 IP54 floor mount ...

Page 39: ... issue on Gate Driver Call your local service center HMI Communication Loss HMI communication to Control Board loss Verify Proper connection of HMI RJ45 Com jack Call your local service center IGBT Trip IGBT issue detected Call your local service center MOV Requires Service MOV issue detected Call your local service center Over Current Condition Detected Call your local service center Over Tempera...

Page 40: ...sole source governing the rights and remedies of any purchaser of this equipment is the contract between the purchaser and Eaton NO WARRANTIES EXPRESSED OR IMPLIED INCLUDING WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY OR WARRANTIES ARISING FROM COURSE OF DEALING OR USAGE OF TRADE ARE MADE REGARDING THE INFORMATION RECOMMENDATIONS AND DESCRIPTIONS CONTAINED HEREIN In no event ...

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