Chapter 10
MAINTENANCE AND INSPECTION
This chapter provides the instructions on how to perform daily and periodic inspections in order to avoid
trouble and keep reliable operation of the inverter for a long time.
Contents
10.1
Daily Inspection ........................................................................................................................................ 10-1
10.2
Periodic Inspection.................................................................................................................................... 10-1
10.3
List of Periodic Replacement Parts ........................................................................................................... 10-3
10.3.1
Judgment on service life.................................................................................................................... 10-4
[ 1 ]
Measuring the capacitance of the DC link bus capacitor in comparison with initial one
at shipment................................................................................................................................... 10-5
[ 2 ]
Measuring the capacitance of the DC link bus capacitor under ordinary operating conditions.... 10-6
[ 3 ]
Early warning of lifetime alarm.................................................................................................... 10-7
10.4
Measurement of Electrical Amounts in Main Circuit ............................................................................... 10-8
10.5
Insulation Test ........................................................................................................................................... 10-9
10.6
Cooling Fan Replacement Procedure...................................................................................................... 10-10
Summary of Contents for FRENIC-AQUA series
Page 1: ...MEHT538b...
Page 2: ...User s Manual...
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Page 61: ...2 26 Figure D Figure E NC No connection Do not make wiring NC NC...
Page 63: ...2 28 Figure J Figure K Charging lamp Charging lamp Viewed from A...
Page 83: ...2 48 Unit mm FRN45 to 55AQ1 4...
Page 84: ...2 9 External Dimensions 2 49 Chap 2 SPECIFICATIONS Unit mm FRN75 to 90AQ1 4...
Page 85: ...2 50 Unit mm FRN110AQ1S 4 FRN132AQ1S 4 FRN160AQ1S 4 FRN200AQ1S 4...
Page 87: ...2 52 Unit mm FRN500AQ1S 4 FRN630AQ1S 4 FRN710AQ1S 4...
Page 88: ...2 9 External Dimensions 2 53 Chap 2 SPECIFICATIONS 2 9 2 Keypad Unit mm Panel cutout...
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Page 140: ...4 4 Options 4 33 Chap 4 SELECTING PERIPHERAL EQUIPMENT...
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Page 341: ...6 60 Example of Thermal Overload Detection Characteristics...
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Page 751: ...MEHT537 Phone 81 3 5435 7058 Fax 81 3 5435 7420 Printed in Japan 2012 08 H12b b12 CM00FOLS...