Formas De Transmision De Calor
VVVF TRANSISTOR INVERTER
- INSTRUCTION MANUAL -
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MlTSUBlSHl ELECTRIC
Introduction
Thank you for your purchase of MiBubishi Micro-Inverter FREQROL-2024-UL. Before operating the inverter, read this manual carefully. Please deliver this instruction manual to the actual user of the inverter.
CONTENTS
Instructions
1.Precautions...................................................................................................... 2. Block Diagram and Description ......................................................................
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3 . Preparation before Operation .........................................................................
4 . Apparatus and Components to be Prepared before Operation .................... 5 . Installation.......................................................................................................
6. Wiring ...............................................................................................................
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7 . Pre-OperationSettings ...................................................................................
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. 9 . Using the Parameter Unit............................................................................... 10. Parameter Unit Installation ............................................................................. 11. Outline of Parameter Unit Functions ..............................................................
8 Operation.........................................................................................................
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12. Operation .........................................................................................................
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Selecting operation mode ............................................................................... Operating the motor with the parameter unit ................................................. Settings of control variables (Parameters).................................................... Monitor ............................................................................................................. Frequency meter calibration ........................................................................... Adjusting bias and gain for frequency reference signal ................................ Cautions for PU operation.............................................................................. 13. Details of Each Parameter..............................................................................
14. Maintenance and Inspection...........................................................................
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15 . Troubleshooting..............................................................................................
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16. Specifications ................................................................................................
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17. DIMENSIONS..................................................................................................
18 . Selection of Peripheral Devices .....................................................................
133Handling Instructions
Improper use and operation may cause malfunction of the inverter or considerable reduction in service life. In an extreme case, the inverter might be damaged. Handle the unit correctly, following descriptions and notes in each section of this manual.
Power supply
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Instructlons
Fuses
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Speclflcatlon .Power Supplywithinits allowable power supply range. Use the inverter
Circuit Breaker
Magnetic contactor (MC)
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lnstallatlon of Reactor
Power factor improving AC reactor
For power factor improvement, or when installing the wiring distance of 10 m or shorter, use of a reactor is recommended. Choose a reactor according to the inverter model and size.
(FR-BAL)
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