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Inverters-FREQROL
FAQ within [ Inverters-FREQROL ]
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Operation of automatic restart after instantaneous power failure
1. No operation log is recorded.2. No. However, you can create a state indicating that automatic restart after instantaneous power failure is in progress by ... More Details >>
- No:21948
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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EMC compliant filter terminal cover
The SF1258 has the terminal cover.Although the SF1259 to SF1263 do not have the terminal covers and their terminals are bare, rubber tubes to cover them are ... More Details >>
- No:21956
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , Options
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Current increase at motor stop
If the current increases when the motor stops under V/F control (at low speed under a light load), the motor is considered to be in the overexcitation state.... More Details >>
- No:21997
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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Coasting operation of the inverter
To use an inverter using the external contact coast to stop (to shut off the inverter's output), short-circuit the terminals MRS and SD.For CC-Link operation... More Details >>
- No:22003
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Single-phase power supply drive
For a single-phase 200 V power supply, you can use the FR-E520S series for up to 0.75 kW motor.If you use the three-phase 200 V power supply inverter with a ... More Details >>
- No:22015
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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1. The 100% braking torque means the 100% motor rated torque. Do not consider the continuous regenerative driving based on the braking torque. Consider the r... More Details >>
- No:22023
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , Options
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Two-rank up maximum short-time torque
It is not possible to generate torque larger than the maximum possible torque of the motor by increasing the inverter's capacity.Even when the inverter is up... More Details >>
- No:22027
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Common terminals of control circuit
If you ground the common terminals of the control circuit, it is connected with the inverter's earthing and the inverter's noise may be input to the control ... More Details >>
- No:22037
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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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
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A motor overheats (the current increases) when the load is heavy.When the electronic thermal O/L relay works, you need to mitigate the load.If the current is... More Details >>
- No:22042
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL
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