1. You cannot use the inverter in an environment where it is exposed to oil mist. You need to enclose the inverter in a

Torque is not guaranteed for slower than 0.5 Hz. Therefore, no data for this is published. Also, no torque is generated

- How to find out lost phaseMeasure the three-phase current when the error has occurred.The phase with a small (or no) p

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

For both the 200 V and 400 V classes have the built-in regenerative resistor for 0.4 K to 7.5 K.The permissible power is

It is OK to drive motors by switching the electromagnetic contactor on the inverter's output side.It is also OK if the m

Since the UL standard defines to "Use copper wires (rated at 75?C)", we also recommend the same type of copper wire.

1. You can implement stop-on-contact.2. When implementing stop-on-contact, use the inverter to decelerate the motors to

To supply power via R1 and S1, 60 VA or higher is necessary for 22K or lower and 80 VA or higher is necessary for 30K to

You can use the Hioki Memory HiCorder and clamp-on AC/DC high tester.You can observe the inverter's frequency in one of

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FREQROL-A500

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FAQ within [ FREQROL-A500 ]

71-80 of Total 123

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Countermeasure against oil mist

1. You cannot use the inverter in an environment where it is exposed to oil mist. 　You need to enclose the inverter in an enclosure and then install the encl... More Details >>
- No：21538
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Torque characteristic at low speed

Torque is not guaranteed for slower than 0.5 Hz. Therefore, no data for this is published. Also, no torque is generated at 0 Hz. More Details >>
- No：21543
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Output phase loss protection error

- How to find out lost phaseMeasure the three-phase current when the error has occurred.The phase with a small (or no) phase current is lost.- Possibility of... More Details >>
- No：21969
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
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
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-E500 , FREQROL-A200 , FREQROL-A100
Built-in regenerative resistor

For both the 200 V and 400 V classes have the built-in regenerative resistor for 0.4 K to 7.5 K.The permissible power is as follows:Capacity: Short-time perm... More Details >>
- No：22021
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Driving two motors with different capacities

It is OK to drive motors by switching the electromagnetic contactor on the inverter's output side.It is also OK if the motor capacity is small. However, if t... More Details >>
- No：22022
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
FR-A500 main circuit wire types

Since the UL standard defines to "Use copper wires (rated at 75?C)", we also recommend the same type of copper wire. More Details >>
- No：22032
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Stop-on-contact control

1. You can implement stop-on-contact.2. When implementing stop-on-contact, use the inverter to decelerate the motors to reduce the impact upon stop-on-contac... More Details >>
- No：22041
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Inverter control power supply

To supply power via R1 and S1, 60 VA or higher is necessary for 22K or lower and 80 VA or higher is necessary for 30K to 55K.Note that the rush current of ap... More Details >>
- No：22043
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Inverter

You can use the Hioki Memory HiCorder and clamp-on AC/DC high tester.You can observe the inverter's frequency in one of the following two methods:1. Attach t... More Details >>
- No：22082
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500

71-80 of Total 123

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