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FAQ within [ FREQROL-A100 ]

11-20 of Total 21

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  • Speed control failure due to 20 mA from DC 4

    It seems that there is a read error for 20 mA DC inside the inverter.Setting Pr.905 to 50 Hz while 20 mA DC is actually flowing between the terminals 4 and 5... More Details >>

    • No:21998
    • Release Date:2018/08/22 16:30
  • Difference from FREQROL-A200 (EXCELLENT) series

    The following features are added to the FREQROL-A200 (EXCELLENT): - PI control without an option- Inverter electronic bypass sequenceThe following functions ... More Details >>

    • No:21635
    • Release Date:2018/08/22 16:28
  • Comparison of noise between FR-A100 and FR-A100E

    The setting ranges of the carrier frequency are:- FR-A100: 2 kHz to 14.5 kHz- FR-A100EXCELLENT: 0.7 kHz to 14.5 kHzThe range of the FR-A100EXCELLENT is exten... More Details >>

    • No:21623
    • Release Date:2018/08/22 16:28
  • Replacement of parts

    In general, 1. The user cannot check the part for decision. 2. The user cannot replace the part as well. However, the user can replace the cooling fan if he ... More Details >>

    • No:21482
    • Release Date:2018/08/22 16:27
  • Driving 200 V motor by 400 V inverter

    A 400 V inverter does not operate when 200 V is supplied to it, therefore the motor does not rotate. A 200 V motor can be rotated by a 400 V inverter, howeve... More Details >>

    • No:21446
    • Release Date:2018/08/22 16:27
  • A100 inverter loss

    The inverter efficiency (power factor) for the inverter alone is approximately 75 to 80%. However, by installing the power factor improving DC reactor to the... More Details >>

    • No:21512
    • Release Date:2018/08/22 16:28
  • Compressor

    You can use an inverter for fan and pump with the compressor, but it is not recommended for an application that the motor load rapidly increases. More Details >>

    • No:21443
    • Release Date:2018/08/22 16:27
  • New function of EXCELLENT

    The new function includes:- PI control function- Cumulative energy monitor (monitor accuracy: approximately ±25% of full scale value)- Response current limit... More Details >>

    • No:21660
    • Release Date:2018/08/22 16:28
  • Application to general industrial purpose

    You can use the inverter for a general industrial purpose, but you must be very careful because the functions are tailored to fans and pumps.  (for example, ... More Details >>

    • No:21651
    • Release Date:2018/08/22 16:28
  • Compatibility of plug-in option

    Use the plug-in option dedicated for the FR-A100EXCELLENT. To avoid an incorrect installation, the connector position for the plug-in option and the FR-A100E... More Details >>

    • No:21632
    • Release Date:2018/08/22 16:28

11-20 of Total 21