Ingeniero Mecanico

N3 INVERTER SERIES
Operating Manual

230V 1Ø 0.5 - 3HP 0.4 - 2.2kW 230V 3Ø 0.5 - 40HP 0.4 – 30kW 460V 3Ø 1 - 75HP 0.75 – 55kW

Revision: 2.03.02

N3 Drive Operations Manual Table of Contents

1.0 Introduction ..................................................................................................................................... 1 2.0 Product Inspection......................................................................................................................... 2 2.1 Nameplate Layout ...................................................................................................................... 2 3.0 Operating Precautions ................................................................................................................... 3 3.1Before Power up ......................................................................................................................... 3 3.2 During Power up ......................................................................................................................... 4 3.3 Before Operation........................................................................................................................ 4 3.4 During Operation ........................................................................................................................ 5 4.0 Environment and Installation ........................................................................................................ 6 4.1 Inverter Mounting........................................................................................................................ 6 Fig.4.1.1 Panel and Enclosure Placement ..................................................................................... 6 Fig 4.1.2 Din Rail Mounting Clearances ......................................................................................... 7 5.0 General Wiring Diagram (1 - 2 HP)................................................................................................ 8 6.0 General Wiring Diagram (3 - 75 HP) .............................................................................................. 9 7.0 Power Terminals Designations and Ratings (Terminal Block TM1) ........................................ 10 7.1 Power Terminal Configuration TM1.......................................................................................... 10 7.2 Power Terminal Block TM1 Electrical Ratings and Tightening Torques .................................. 11 8.0 Inverter Wiring .............................................................................................................................. 11 8.1 Input / Output Power Wiring Connections (Terminal TM1)...................................................... 11 8.2 Input / Output Power Wiring Noise Suppression ...................................................................... 11 Fig. 8.2 Input / Output Power Wiring Noise Suppression ............................................................. 11 8.3 Motor Cable Length .................................................................................................................. 12 8.4Cable Length vs Carrier Frequency ......................................................................................... 12 8.5 Inverter Grounding .................................................................................................................... 12 8.6 Input Power Wiring and Installation Recommendations with Examples .................................. 13 Fig. 8.6 Input PowerWiring and Installation Examples ................................................................ 13 9.0 Input / Output Power Section Block Diagram ............................................................................ 14 Fig. 9.0 Power Input / Output Block Diagrams ............................................................................. 14 10.0 Control Terminals (Terminal Block TM2)...