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Hitachi Manuals
Inverter
HFC-VWS3 U SERIES, HFC-VWS3 H SERIES
Instruction manual
Table Of Contents - Hitachi HFC-VWS3 U SERIES, HFC-VWS3 H SERIES Instruction Manual
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Instruction manual
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Instruction manual
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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Table of Contents
Table Of Contents
2
Receiving And Storage
4
General Description
5
Most Common Causes Of Operation Problems
5
Initial Inspection
6
Factory Settings
6
Recording Set-Up Parameters
6
Specifications
7
Output Ratings And Dimensions
9
Catalog Number Identification
10
Capacity Selection
10
Installation Environment And Wiring Notes
12
Inverter Installation Clearance
14
Power Wiring Considerations And Notes
15
Cb: Circuit Breaker Diagram
16
Main Power Terminal Designations
17
Selection Of Power Wiring
18
Use Of An Input Transformer
18
Ground Of Inverter
19
Signal Wiring Considerations
19
Input/Output (I/O) Signal Terminal Designations
21
Input Phase Failure
22
Type Of Function Of I/O Signals
23
Input Signals
23
Output Signals
27
Block Diagrams And Circuit Description
29
Pc Board Location/Connections
29
Circuit Description
32
Main Circuit
32
Control Circuit
32
Protection Circuits
32
Protection Circuits And Fault/Alarm Messages
33
Stall Prevention (Overcurrent Trip)
33
Overload Protection
35
Fault/Alarm Messages
36
Instantaneous Power Failure Ride Thru
38
Unattended Start Protection
39
Wiring Diagrams For Operation From Operator
41
Wiring Of Thermal Relay
42
Wiring To Defeat Unattended Start Protection
42
Suggested Diagram When A Mechanical Brake Is Used To Stop The Motor
43
Mechanical Brake Wiring With Use Of Tdr
43
Mechanical Brake Wiring Without Use Of Tdr
44
Mechanical Brake Wiring With Use Of Option Pcb S3-Ope-Pcb
45
Wiring Of Optional Function Printed Circuit
46
Connection Diagram For Commercial Power Supply Switch Operation
49
Operation From Operator Key Pad And Monitor/Operator Mode
50
16 Digit Lcd Display Description
50
Monitor/Operator Mode Description
51
Monitor/Operator Mode Displays
51
Data Setting Keys
54
Cursor Movement Key
54
Increment And Decrement Keys
54
Operation Keys
55
Forward Key
56
Reverse Key
56
Stop Key
56
Monitor/Operator Mode Data Entry Description
56
Notes To Monitor/Operator Mode Operation
61
Set-Up Mode: Manual Adjustments And Programming
62
Dip Switch
63
Potentiometers
64
Programming Of Set-Up Parameters
65
Voltage/Frequency (V/F) Patterns
66
Set-Up Functions Description And Selection
67
Program Function Code Reference
77
Programming Mode
78
Routine Maintenance
79
Measuring Output Voltage, Input/Output Current
79
Checking Inverter Transistor Modules
81
Troubleshooting
82
Fault Message Diagnostics
82
Motor Does Not Operate
84
Motor Does Not Accelerate
85
Motor Speed Is Too Fast
85
Inverter Trips On Overcurrent
86
Inverter Trips On Instantaneous Power Failure
86
Inverter Trips On Oh Fin
87
Inverter Trips On Undervoltage
87
Inverter Trips On Overload
88
Inverter Trips On Overvoltage
88
Common Errors On Initial Start-Up
89
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