III
Contents
Warnings........................................................................................................ IX
Safety Precautions and Instructions for Use! ................................................. X
EMC Compatibility ........................................................................................ XII
Electromagnetic Compatibility (EMC).......................................................... XIV
Registered Trademarks .............................................................................. XVII
1 Handling Inverters .................................................................. 1-1
Varispeed E7 Introduction ............................................................................1-2
Varispeed E7 Applications ............................................................................... 1-2
Varispeed E7 Models ....................................................................................... 1-2
Confirmations upon Delivery ........................................................................1-4
Checks ............................................................................................................. 1-4
Nameplate Information..................................................................................... 1-4
Component Names .......................................................................................... 1-6
Exterior and Mounting Dimensions...............................................................1-8
Open Chassis Inverters (IP00)......................................................................... 1-8
Enclosed Wall-mounted Inverters (NEMA1)..................................................... 1-9
Checking and Controlling the Installation Site ............................................1-11
Installation Site............................................................................................... 1-11
Controlling the Ambient Temperature............................................................. 1-11
Protecting the Inverter from Foreign Matter ................................................... 1-11
Installation Orientation and Space..............................................................1-12
Removing and Attaching the Terminal Cover .............................................1-13
Removing the Terminal Cover........................................................................ 1-13
Attaching the Terminal Cover ......................................................................... 1-13
Removing/Attaching the Digital Operator and Front Cover ........................1-14
Inverters of 18.5 kW or Less .......................................................................... 1-14
Inverters of 22 kW or More............................................................................. 1-17
2 Wiring....................................................................................... 2-1
Connections to Peripheral Devices ..............................................................2-2
Connection Diagram.....................................................................................2-3
Circuit Descriptions .......................................................................................... 2-4
Terminal Block Configuration........................................................................2-5
Wiring Main Circuit Terminals .......................................................................2-6
Applicable Wire Sizes and Closed-loop Connectors........................................ 2-6
Main Circuit Terminal Functions ..................................................................... 2-11
Main Circuit Configurations ............................................................................ 2-12
Standard Connection Diagrams ..................................................................... 2-13
Wiring the Main Circuits ................................................................................. 2-14
Wiring Control Circuit Terminals .................................................................2-19
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