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Manuals
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Hitachi Manuals
Inverter
HFC-VAH2 series
Instruction manual
Hitachi HFC-VAH2 series Instruction Manual
High-frequency inverter
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Table Of Contents
63
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Precautions
Table of Contents
Inspection Upon Unpacking
Standard Specifications
Specifications of Options
Protection of the High Speed Motor
Inveter
Installation
Inverter
Panel Cutting
Packing
Installation Diagram
Heat Output
Wiring
Terminals Description
Terminal Layout
Wiring Tools
Standard Wiring Tools and Wiring
Function of Terminals
Notes on Wiring
Separation of Lines
Standard Connection Diagram
Timechart
Adjustments
Frequency Selector Switches
Selection of Individual Maximum Frequency
Adjusting Stability
Selecting and Adjusting DC Braking
Adjusting Torque Boost
Adjusting the Frequency Increase Stop Time at Start
Adjusting Voltage
Control Switch
Selection of Overload Restriction
Explanation of Input/Output Signals
Types of Functions of Input/Output Signals
Operation
Check before Power on
Notes on Inverter Operations
Restart of the Motor
Use of a Private Power Supply
Trial Operation
Maintenance and Check
General Notes
Routing Check
Periodical Check
Schematic Diagram
Checking Method
Output Voltage Measurement Circuit
Maintenance of the Printed Cirucit Board
Schematic Diagram of the Inverter Module
Check of the Inverter Module at Terminals
Judging the Inverter Module
Terminal Connection for Insulation and Withstand Voltage Tests
Fault Message Diagnostics
Troubleshooting
The Motor Does Not Run
Troubleshooting by Trip Lamp
Inverter Trips on Overcurrent
Overvoltage Trip Functions
Inverter Trips on Undervoltage
When Ordering Parts
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Function of Terminals
2
Fault Message Diagnostics
3
Troubleshooting
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Table of Contents
Troubleshooting
Troubleshooting
54
Troubleshooting by trip lamp
56
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This manual is also suitable for:
Hfc-vah2 2.5lb2
Hfc-vah2 5.5lb2
Hfc-vah2 11lb2
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