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Contents
1 Handling Inverters .................................................................. 1-1
Varispeed G7 Introduction ............................................................................1-2
Varispeed G7 Models .....................................................................................................1-2
Confirmations upon Delivery ........................................................................1-3
Checks............................................................................................................................1-3
Nameplate Information ...................................................................................................1-3
Component Names.........................................................................................................1-5
Exterior and Mounting Dimensions...............................................................1-7
Open Chassis Inverters (IP00) .......................................................................................1-7
Enclosed Wall-mounted Inverters [NEMA1 (Type 1)] .....................................................1-8
Checking and Controlling the Installation Site ............................................1-10
Installation Site .............................................................................................................1-10
Controlling the Ambient Temperature ...........................................................................1-10
Protecting the Inverter from Foreign Matter..................................................................1-10
Installation Orientation and Space ..............................................................1-11
Removing and Attaching the Terminal Cover .............................................1-12
Removing the Terminal Cover ......................................................................................1-12
Attaching the Terminal Cover........................................................................................1-12
Removing/Attaching the Digital Operator and Front Cover ........................1-13
Inverters of 15 kW or Less............................................................................................1-13
Inverters of 18.5 kW or More ........................................................................................1-16
Removing and Attaching the Protection Cover...........................................1-17
Removing the Protection Cover....................................................................................1-17
Attaching the Protection Cover .....................................................................................1-18
2 Wiring....................................................................................... 2-1
Connections to Peripheral Devices ..............................................................2-2
Connection Diagram.....................................................................................2-3
Terminal Block Configuration........................................................................2-5
Wiring Main Circuit Terminals .......................................................................2-6
Applicable Wire Sizes and Closed-loop Connectors ......................................................2-6
Main Circuit Terminal Functions ...................................................................................2-13
Main Circuit Configurations...........................................................................................2-14
Standard Connection Diagrams....................................................................................2-15
Wiring the Main Circuits................................................................................................2-16
Wiring Control Circuit Terminals .................................................................2-22
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