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Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e 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.
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e 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 low voltage range ..............7 4.2 - Connection diagram for high voltage range with droop powered by AREP .....8 4.3 - Connection diagram for high voltage range with droop powered by PMG ......9 5 - AVR SETTINGS ........................
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 1 - GENERAL DESCRIPTION The R180 is triggered from the alternator remanent voltage. The R180 is a fully solid- state automatic voltage regulator (AVR) which is used for excitation of a brushless alternator powered by a Permanent- Magnet (PMG) exciter or by auxiliary windings.
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 2 - AVR PARAMETERS potentiometer sets the maximum voltage range for the external potentiometer or the UFRO selection link auxiliary input range. Open - 60 Hz operating mode. Closed - 50 Hz operating mode.
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e 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 300 V to 530 V Voltage range Low 180 V to 310 V Droop...
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 4 - MAIN FUNCTION OF THE AVR 4.1 - Connection diagram for low voltage range...
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 4.2 - Connection diagram for high voltage range with droop powered by AREP...
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 4.3 - Connection diagram for high voltage range with droop powered by PMG...
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e 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.
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e 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 24 VDC battery between F1 and F2.
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 7 - MULTIMETER TEST Connect the black lead to Z2. The multimeter will display 0.4 V to 0.6 V WARNING If the multimeter displays 0 V or OL in diode test, the bridge rectifier diodes are faulty.
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 8 - STATIC TEST PROCEDURE 8.2 - Connection - Connect the 100 W bulb between the F1 8.1 - Test equipment and F2 terminals on the AVR - 3-phase variac - Connect the 110 V transformer output to - AC/DC voltmeter...
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 8.3 - Test procedure LED will light up and the bulb will be ON for 5 sec and then switch OFF. 1. Build-up test 6. Stability test To test build-up, start the variac at 0 volts The bulb dimming rate during the voltage and set the output voltage to around 5 VAC...
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 10 - SPARE PARTS 10.1 - Designation Description Type Code R180 5089747 10.2 - Technical support service Our technical support service will be pleased provide 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...
Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180 Disposal and recycling instructions committed limiting environmental impact of our activity. We continuously monitor production processes, material sourcing and products design to improve recyclability and minimise our environmental footprint. These instructions are for information purposes only.
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Installation and maintenance Electric Power Generation 5599 en - 2019.10 / e R180...
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Service & Support Our worldwide service network of over 80 facilities is at your service. This local presence is our guarantee for fast and efficient 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 all environments and on all machine types.
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