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Nidec Leroy-Somer D510 C, Installation And Maintenance Manual

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Nidec Leroy-Somer D510 C Installation And Maintenance Manual Download Page 50

2019.02 / p

Electric Power Generation

50

Installation and maintenance

D510 C

Digital voltage regulator

4243 en -

≤ 7%

≥ 7%

Fault

Fault

Yes

Absence of voltage

Check the power supply is present 

on the AVR 

 

Green "POWER ON" LED active 

Check the regulation mode

 

Check the wiring and the 

supply voltage between 

12 and 30 Volts

 

 

Check whether the measured 

voltage    7% of UN

 

 

Yes

No

Check the polarity of the exciter field

Modify the wiring, 

then reboot the 

machine if 

necessary

 

 

 

Check the exciter field connections 

 

Modify the exciter field wiring or 

replace it if faulty

 

Check the diode bridge

Replace the diode bridge if faulty

 

OK

Fault

Replace the AVR

Generator and control running

Start voltage regulation

 

No

6 - FAULT FLOW CHARTS

Summary of Contents for Leroy-Somer D510 C

Page 1: ...D 510C X2 Z1 X1 Z2 F F L1 L2 U V W W V U 10V A 1 A 2 0V A01 0V D 1 D 2 0V D01 AL 1 AL 2 Hz Volt Exc Fault Manu PF U U Power USB D510 C Digital voltage regulator Installation and maintenance...

Page 2: ...personnel Warning symbol for electrical danger to personnel All servicing or repair operations perfor med on theAVR should be undertaken by personnel trained in the commissioning servicing and mainte...

Page 3: ...13 3 2 Startup 13 3 3 Appearance 13 3 4 Configuration in customised mode 42 3 5 Advanced Grid code function 45 3 6 Dead bus synchronization 46 4 CONNECTION DIAGRAMS 48 5 DIMENSIONS AND MOUNTING 49 5...

Page 4: ...t is designed for mounting in a generator terminal box or a control cabinet It must be installed in compliance with local protection and safety standards especially those specific to electrical instal...

Page 5: ...aintenance D510 C Digital voltage regulator 4243 en 1 PRESENTATION 1 1 Operation A schematic diagram of the D510C appears below C PID DSP trans ceiver P X1 Z1 X2 Z2 B B U V W IU IV IW L1 L2 F USB F CA...

Page 6: ...2 Mains voltage measurement 8M 8M U V W Alternator voltage measurement For single phase use V and W 8M 8M 8M 8M CT 15V 15V 15V 15V 15V 15V Alt IU s1 s2 IV s1 s2 IW s1 s2 Alternator current measurement...

Page 7: ...ltage regulator 4243 en Terminals Signals Scheme F F Field excitation 6 A up to 15 A 10 s F F Exciter CTP PT100_1 PT100_2 PT100 3 Temperature sensors 5V 4k75 PT100 CTP 5V 100nF CAN_H CAN_L CAN BUS P C...

Page 8: ...edicated to the measure phase to phase mains voltage which will be taken as the reference when voltage matching is performed Alternator voltage This input measures the alternator output voltage to the...

Page 9: ...motor transformer etc Capacitive P F 2 means that the current is leading the voltage The load is capacitive fluorescent lighting etc Regulation of the reactive power The D510C regulates the reactive p...

Page 10: ...nce 0 A 10 A Yes Rated cosine P F 0 6 LEAD 0 6 LAG Limited by settings kVAR 100 100 Limited by settings Proportional action 0 1500 Yes Integral action 0 200 Yes Derivative action 0 12000 Yes Loop gain...

Page 11: ...whether certain AVR functions are working correctly or not An external voltage 0 V 10 V is present which can be used as a reference for an electronic device The minimum analogic input setting is 0 and...

Page 12: ...d U U Yellow Alternator voltage Mains voltage USB Blue AVR connected to a PC 2 5 Wiring scheme AVR connections 1 Power AREP Yellow wire on X2 red wire on Z1 green wire on X1 black wire on Z2 PMG X2 X1...

Page 13: ...VR parameters Configure the inputs and outputs Display faults and parameter measure ments It is the interface between the user and the digital AVR 3 1 Installation Double click on the installer EasyRe...

Page 14: ...ode If the AVR is not connected or has never been configured it is impossible to Open from a D510C PROPERTIES The user can choose to lock the regulator to avoid the configuration modification In that...

Page 15: ...ss code please use the main menu click on then About The following window is displayed Click on Copy code and email the PC code to LS SillacTechSupport IALS mail nidec com The access code will be sent...

Page 16: ...Mode page is only possible if the Alternator Configuration page has been filled in The program is transferredtotheD510Cviathe Edit menu then PC D510C or by pressing F10 on the keypad This software mu...

Page 17: ...three phase Note The information relating to items 1 2 3 and 4 can be found on the nameplate Expert mode the alternators list is more expanded In this mode it is also possible to select the Service t...

Page 18: ...nbalenced current 3 Alternator voltage transformer enter the voltage values at the primary and at the secondary if a transformer is connected 4 Bus voltage transformer enter the voltage values at the...

Page 19: ...Alternator Configuration part settings fill in the Regulation Mode part 4 types of regulation are offered Voltage Power factor PF Reactive power kVAR Manual Mode Always setting begins with voltage re...

Page 20: ...Underspeed settings Setting the parameters for this part starts with the Voltage regulation page and ends with the Underspeed settings page A1 Voltage regulation This page is split into two parts Sett...

Page 21: ...the selected input AI1 or AI2 then enter the desired setting range The setting Digital is used for the mode thanks to the analogue inputs AI1 and AI2 It allows to modify the regulation reference than...

Page 22: ...etting The standard setting is 3 This function is only available if a CT is used The function Voltage line droop compensation cannot be simultaneously activated with reactive droop compensation It is...

Page 23: ...is page is split into three parts Starting Underspeed Engine A2 1 Starting Factory setting disabled To adjust Soft start check the box and select the duration between 0 1 s and 120 s 1 step 0 1 s Clic...

Page 24: ...y setting 48 Hz for 50 Hz 58 Hz for 60 Hz 1 2 1 Enter the knee point value between 47 5 and 52 5 Hz 1 step 0 1 Hz An error message appears when the value displayed is outside the permitted range The e...

Page 25: ...30 1 step 1 Recommended setting LAM 9 U F 1 7 1 2 2 If you wish to have a gradual increase tick the box and select the value between 0 1 s 10 Hz and 30 0 s 10 Hz 1 step 0 1 s 10 Hz Save see section 3...

Page 26: ...wer factor Caution You can only enable selection of regulation by power factor PF or selection of regulation of the reactive power KVAR and the quadrature droop if there is a CT on phase U which has b...

Page 27: ...Database Authorized area Database not recommended area Forbidden area It is impossible to enter a reference value outside the limit values which are automatically set from the data on the alternator...

Page 28: ...lect the source POT 0 10 V etc for this setting and also the input AI1 or AI2 One of the inputs may be greyed out if it is already being used by another function Remote adjustment operation area Datab...

Page 29: ...e enabled if there is a CT on phase U and it has been configured This page is split into two parts Digital inputs Settings C1 Digital inputs Check the digital input on which the voltage match circuit...

Page 30: ...al voltage regulator 4243 en It is possible to set a fix value or use a remote adjustment in a predefined range Database Authorized area Database not recommended area Forbidden area Warning When a val...

Page 31: ...select the source POT 0 10 V etc for this setting and also the input AI1 or AI2 One of the inputs may be greyed out if it is already being used by another function Remote adjustment operation area Dat...

Page 32: ...s split into three parts PC settings External control Follower mode The manual mode can be activated and adjusted either with the PC via EasyReg software or remotely In that last case a switch allowin...

Page 33: ...lation and maintenance D510 C Digital voltage regulator 4243 en D3 Follower mode If this function is enabled it allows to switch in manual mode with initial setting value as a copy of the last excitat...

Page 34: ...ts The main faults can be supervised by assigning them to digital outputs NOTA The fault Unbalance current is only selectable if 3 CT are checked This page offers the possibility of assigning faults a...

Page 35: ...balancing level compare to the current mean value On Stator Overcurrent The current level above which the fault is activated can be set Over excitation on curve protection The over excitation on curve...

Page 36: ...This value comes from the database but can be changed by the user This value must be set according to the admissible excitation current for the generator Expert mode digital input outputs It is possi...

Page 37: ...3 en Click on OK to validate the configuration Nota the key F10 doesn t allow to transfer the CAN parameters Nota The selection Broadcast J1939 locks the transfer rate at 250Kb s WARNING When connecti...

Page 38: ...plays the LED states 1 The 15 windows display the alternator values compared to the enabled options By selecting 1 CT you can display Alternator I U Alternator P Alternator Q Alternator S Alternator P...

Page 39: ...rt this test if in load operation Click on Transient test The test voltage level setting window appears Enter the values confirm wait for the process to end Note Set the minimum and maximum values wit...

Page 40: ...other functions Expert mode monitors The graph is memorized using up to 150 000 sliding points It is possible to move the curve by clicking on the button and by flying over the graph Expert mode An a...

Page 41: ...ral 0 Derivative 0 Gain 100 Scale 1 1 2 3 4 5 6 Adjust the proportional part to obtain a response as given in the figure below 1 2 3 4 5 6 Adjust the integral part to have the output voltage in steady...

Page 42: ...urrent value at no load excitation current value at full load excitation current value on short circuit 3xIn exciter resistance Machine machine rated power rated voltage frequency power factor PQ curv...

Page 43: ...actor of the machine Field excitation system choose the excitation type of the machine Nominal field excitation current enter the nominal field current value of the machine Field inductor resistance e...

Page 44: ...nter by the user the right part shows the schematics corresponding to the adjustments According to the limitation adjustments a red arrow appears to allow a better understanding to what this configura...

Page 45: ...which the limitation is not active anymore Under excitation delay s it must be very short such as 2s 3 4 4 4 Over excitation Limitation Iexc run limitation A this corresponds to the highest value of...

Page 46: ...PMG excitation and 15 for those with AREP excitation Step 1 each D510C pre excites the alternator to which it is connected following the initial PWM Each generator will have its voltage gradually inc...

Page 47: ...riate speed a new command is sent to the D510C to switch to the voltage regulation mode parameter 5 30 1 The voltage as in the previous automatic management will gradually reach the final reference vo...

Page 48: ...STATOR open E 01 FUSES F1 F2 Ref Mersen E084414P MI6SA25V10 50 or equivalent 250VAC 10A F3 Ref Mersen A217028Q GDL1 or equivalent 250VAC 1A Leaflet n 4243 Temp sensors CONTACTS NOT SUPPLIED BY LS PT1...

Page 49: ...175 mm 12 5 mm 115 mm 12 5 mm 58 mm Installation and maintenance D510 C Digital voltage regulator 4243 en 5 DIMENSIONS AND MOUNTING 5 1 Top view The mounting is done via 4xM5 type screws and the nomin...

Page 50: ...e wiring and the supply voltage between 12 and 30 Volts Check whether the measured voltage 7 of UN Yes No Check the polarity of the exciter field Modify the wiring then reboot the machine if necessary...

Page 51: ...d LED activated VOLT Check the value of the AVR Internal or external reference connected to the analogue input Measure the voltage sensing U V and W Correct the value of the external analogue input if...

Page 52: ...on VOLT Check the speed of rotation Adjust the generator speed of rotation Check and if necessary adjust the position of the U F activation knee point Monitor the load applied to the alternator Check...

Page 53: ...e Check the stability of the speed Correct the stability of the drive system speed Check the D500 configuration type of alternator and PID Modify the D500 configuration Adjust the PID Check whether th...

Page 54: ...Response time too long Does the speed regulator respond quickly enough Adjust the AVR stability potentiometer in Easyreg Reduce the value of the gradual voltage return 7 s 10 Hz factory setting Adjus...

Page 55: ...ad level Check the quadrature droop parameter settings Check the wiring of the voltage reference U V W Check the position and location of the CT on phase U Decrease the load Check the value of the CT...

Page 56: ...s been enabled yellow LED on Check whether quadrature droop has been enabled Check the no load voltages are matched before connecting Quadrature droop disabled Enable KVAR or PF regulation yellow LED...

Page 57: ...K OK Fault Fault Fault Fault PF or KVAR range incorrect Replace the AVR Check the selection mode internal or external Check that KVAR or PF mode has been enabled Start generator and control running En...

Page 58: ...tage matching impossible Check that there is a mains voltage on terminals L1 and L2 of the D510C Check that U U mode has been enabled yellow LED on Replace the AVR Check and modify if necessary the wi...

Page 59: ...ON LED active Problem of overvoltage or undervoltage Hz Red LED on Volt Red LED on Exc Red LED on Problem of over excitation or under excitation Manu yellow LED on PF KVAR Yellow LED on Blue USB LED o...

Page 60: ...eased to provide any additional information you may require For all spare parts orders or technical support requests send your request to service epg leroy somer com or your closest contact whom you w...

Page 61: ...ocesses Our technical support depart ment can provide detailed directions on how to dismantle products on request Waste hazardous materials The following components and materials require special treat...

Page 62: ...2019 02 p Electric Power Generation 62 Installation and maintenance D510 C Digital voltage regulator 4243 en...

Page 63: ...ient repair support and maintenance services Trust your alternator maintenance and support to electric power generation experts Our field personnel are 100 qualified and fully trained to operate in al...

Page 64: ...2019 02 p www leroy somer com epg 4243 en Linkedin com company Leroy Somer Twitter com Leroy_Somer_en Facebook com LeroySomer Nidec en YouTube com LeroySomerOfficiel...

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