Leroy-Somer Nidec R180 Installation And Maintenance Manual

Leroy-Somer Nidec R180 Installation And Maintenance Manual

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R180
AVR
Installation and maintenance

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Summary of Contents for Leroy-Somer Nidec R180

  • Page 1 R180 Installation and maintenance...
  • Page 2 Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 This manual concerns the alternator AVR which you have just purchased. We wish to draw your attention to the contents of this maintenance manual. SAFETY MEASURES Before using your machine for the first time, it is important to read the whole of this All servicing or repair operations perfor- installation and maintenance manual.
  • Page 3: Table Of Contents

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 CONTENTS 1 - GENERAL DESCRIPTION ....................4 2 - AVR PARAMETERS ......................5 3 - TECHNICAL SPECIFICATION ...................6 4 - MAIN FUNCTION OF THE AVR ..................7 4.1 - Connection diagram for 180V to 310V voltage range ...........7 4.2 - Connection diagram for 300V to 530V voltage range with droop powered by AREP+ ..........................8 4.3 - Connection diagram for 300V to 530V voltage range with droop powered...
  • Page 4: General Description

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 1 - GENERAL DESCRIPTION The AVR output is limited to 6A. This limiter is delayed type so that it does not interfere The R180 is a fully solid- state automatic with field forcing.
  • Page 5: Avr Parameters

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 2 - AVR PARAMETERS This potentiometer sets the maximum voltage range for the external potentiometer UFRO selection link or the auxiliary input range. Open - 60Hz operating mode. Closed - 50Hz operating mode.
  • Page 6: Technical Specification

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 3 - TECHNICAL SPECIFICATION Sensing input 3-ph/2-ph - 220/230/240/380/400/415 volts for 50 Hz 3-ph/2-ph - 208/240/277/380/416/440/480 volts for 60 Hz Voltage range high 300V to 530V Voltage range low 180V to 310V Droop 1 and 5A AC in U phase...
  • Page 7: Main Function Of The Avr

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 4 - MAIN FUNCTION OF THE AVR 4.1 - Connection diagram for 180V to 310V voltage range OVER EXC. UFRO UFRO STABILITY V ADJ +/-4.5V DC...
  • Page 8: Connection Diagram For 300V To 530V Voltage Range With Droop Powered By Arep

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 4.2 - Connection diagram for 300V to 530V voltage range with droop powered by AREP+ OVER EXC. UFRO UFRO STABILITY V ADJ +/-4.5V DC...
  • Page 9: Connection Diagram For 300V To 530V Voltage Range With Droop Powered By Pmg

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 4.3 - Connection diagram for 300V to 530V voltage range with droop powered by PMG OVER EXC. UFRO UFRO STABILITY V ADJ +/-4.5V DC...
  • Page 10: Avr Settings

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 5 - AVR SETTINGS - If oscillations are not seen on voltage build-up, turn the “STABILITY” trimmer anticlockwise till oscillations appear and then slightly turn it clockwise to remove any oscillation.
  • Page 11: Troubleshooting Chart

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 6 - TROUBLESHOOTING CHART Symptom Cause Action No voltage Fuse links blown Change the fuse links build-up Low residual voltage across Run alternator at correct rpm. If the problem X1 and X2 terminals persists, disconnect the AVR and connect a 24VDC battery between F1 and F2.
  • Page 12: Multimeter Test

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 7 - MULTIMETER TEST Connect the black lead to Z2: the multimeter will display 0.4V to 0.6V. WARNING If the multimeter displays 0V or OL in diode test, the bridge rectifier diodes are faulty.
  • Page 13: Static Test Procedure

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 8 - STATIC TEST PROCEDURE 8.2 - Connection 8.1 - Test equipment - Connect the 100 W bulb between the F1 and F2 terminals on the AVR - 3-phase variac - Connect the 110V transformer output to - AC/DC voltmeter...
  • Page 14: Test Procedure

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 8.3 - Test procedure Sensing loss test Open connection W on the AVR terminal Build-up test and start the AVR at 400V. The sensing loss LED will light up and the bulb will be ON for To test build-up, start the variac at 0 volts 5 sec and then switch OFF.
  • Page 15: Dimensions

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 9 - DIMENSIONS TOP VIEW SIDE VIEW...
  • Page 16: Spare Parts

    For all spare parts orders or technical support requests, send your request to service.epg@leroy-somer.com or your nearest contact, whom you will find at www.lrsm.co/support indicating the type and the code number of the AVR. To ensure that our products operate correctly and safely, we recommend the use of original manufacturer spare parts.
  • Page 17: Disposal And Recycling Instructions

    Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180 Disposal and recycling instructions These components are usually marked with information concerning the type of plastic. committed limiting All materials listed above need special environmental impact of our activity. We treatment separate waste...
  • Page 18 Installation and maintenance Electric Power Generation 5599 en - 2020.07 / f R180...
  • Page 19 Americas: +1 (507) 625 4011 Europe & Rest of the world: +33 238 609 908 Asia Pacific: +65 6250 8488 China: +86 591 88373036 India: +91 806 726 4867 Middle East: +971 4 5687431 Scan the code or go to: service.epg@leroy-somer.com www.lrsm.co/support...
  • Page 20 Linkedin.com/company/leroy-somer Twitter.com/Leroy_Somer_en Facebook.com/LeroySomer.Nidec.en YouTube.com/LeroySomerOfficiel 5599 en - 2020.07 / f...

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