Nidec Unidrive M600 Series Design Manual

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Contents

Nidec Unidrive M600 Series Design Manual Manual pdf 4 page image

4 Unidrive M Regen Design GuideIssue Number: 4Contents1 Safety information .................................81.1 Warnings, Cautions and Notes .............................81.2 Important safety information. Hazards.Competence of designers and installers ...............81.3 Responsibility ........................................................81.4 Compliance with regulations .................................81.5 Electrical hazards ..................................................81.6 Stored electrical charge ........................................81.7 Mechanical hazards ..............................................81.8 Access to equipment .............................................81.9 Environmental limits ..............................................81.10 Hazardous environments ......................................81.11 Motor .....................................................................91.12 Mechanical brake control ......................................91.13 Adjusting parameters ............................................91.14 Electromagnetic compatibility (EMC) ....................92 Introduction ..........................................102.1 Regen operation ..................................................102.2 Advantages of Unidrive M operating inRegen mode ........................................................102.3 Principles of operation .........................................102.4 Power flow ...........................................................112.5 Synchronization ...................................................112.6 Current trimming .................................................112.7 Regen system configurations ..............................112.8 Regen drive system types ...................................113 Product Information ............................153.1 Model number .....................................................153.2 Nameplate description ........................................163.3 Ratings ................................................................173.4 Drive features ......................................................203.5 Unidrive M Rectifier .............................................233.6 Unidrive M Rectifier technical data ......................243.7 Options ................................................................273.8 Items supplied with the drive ...............................293.9 Regen components .............................................293.10 Combined Regen input filters (combi filter) .........394 System design .....................................404.1 Introduction .........................................................404.2 Power connections ..............................................404.3 Switching frequency filter capacitor wiringconfiguration to support 8 % THDv(Total Harmonic Distortion Voltage) ....................414.4 Switching frequency filter capacitor wiringconfiguration to support 2 % THDv .....................544.5 Cable lengths ......................................................674.6 Exceeding maximum cable length ......................704.7 Regen input filter configuration ...........................745 Mechanical Installation ...................... 765.1 Safety information .............................................. 765.2 Planning the installation ..................................... 765.3 Regen component dimensions ........................... 775.4 External EMC filter ............................................. 885.5 Combined Regen input filters (combi filter) ........ 975.6 Cubicle design and drive ambienttemperature ...................................................... 1046 Electrical Installation ........................ 1056.1 Power connections ........................................... 1066.2 Supply requirements ........................................ 1176.3 Cable and fuse ratings ..................................... 1176.4 EMC (Electromagnetic compatibility) ............... 1266.5 External EMC filter ........................................... 1286.6 Control connections ......................................... 1337 Getting started .................................. 1397.1 Regen parameter settings ................................ 1397.2 Regen drive sequencing .................................. 1397.3 Regen drive commissioning / start-up .............. 1417.4 Motoring drive commissioning .......................... 1418 Optimization ...................................... 1428.1 Power feed-forward compensation(Pr 03.010) ....................................................... 1428.2 Regen controllers ............................................. 1438.3 Current loop gains ............................................ 1438.4 Voltage controller proportional gain Kp(Pr 03.006) ....................................................... 1438.5 Power factor correction (Pr 04.008) ................. 1448.6 Current trimming .............................................. 1448.7 Voltage ramp time control (Pr 03.022) ............. 1448.8 Frequency limits ............................................... 1458.9 Voltage limits .................................................... 1458.10 Supply voltage detection .................................. 1458.11 Island detection ................................................ 1458.12 Synchronization headroom (Pr 03.035) ........... 1458.13 Harmonic reduction .......................................... 1458.14 Active current reference ................................... 1458.15 Current feedback filter disable (Pr 04.021) ...... 1458.16 DC bus voltage high range (Pr 05.023) ............ 145