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Operational manual

Harmonic correction unit (HCU2)

and electronic VAR injector (EVI2) active filters

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Summary of Contents for HCU2

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

Page 2: ...E 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...

Page 3: ...en 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 M...

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 hazardou...

Page 5: ...ed 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 th...

Page 6: ...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 negati...

Page 7: ...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...

Page 8: ...tly 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 curr...

Page 9: ...e 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 mea...

Page 10: ...ng 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...

Page 11: ...creen 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 P...

Page 12: ...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...

Page 13: ...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 Cu...

Page 14: ...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 p...

Page 15: ...e 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 m...

Page 16: ...ancing 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 Tar...

Page 17: ...ptions 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...

Page 18: ...ystem 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 minim...

Page 19: ...nimum 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 ho...

Page 20: ...uring 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 co...

Page 21: ...cted 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...

Page 22: ...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 uni...

Page 23: ...e 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...

Page 24: ...vent 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 Capac...

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 equip...

Page 26: ...sitive 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 pa...

Page 27: ...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 too...

Page 28: ...echanical 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...

Page 29: ...alues 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 outsid...

Page 30: ...l 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 prece...

Page 31: ...lta 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 set...

Page 32: ...n 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 C...

Page 33: ...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 th...

Page 34: ...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 configure...

Page 35: ...r 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 curre...

Page 36: ...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 agai...

Page 37: ...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...

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...

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 Tri...

Page 40: ...ole 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...

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