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Inverters-FREQROL
FAQ within [ Inverters-FREQROL ]
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Installation of external thermal
Since the inverter has a built-in motor overheat protective function called "electronic thermal O/L relay", the external thermal is not required. (If you use... More Details >>
- No:21545
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL
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Harmonic suppression guidelines
A 200 V class inverter of 3.7 kW or smaller is the target of the harmonic suppression guidelines for household appliances and general-purpose products, and i... More Details >>
- No:21553
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL
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What happens if the supplied reactor and outside box are not used?
Harmonics cannot be suppressed (controlled) correctly and noise cannot be removed. Be sure to connect the supplied reactor and outside box to the inverter. More Details >>
- No:21557
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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Combination with power factor improving reactor
It cannot be combined with the power factor improving reactor. (Since the power factor is further improved by the high power factor converter, it is not requ... More Details >>
- No:21560
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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If all inverters are in regenerative operation, the regenerative power is regenerated to the power supply. If one of the inverters is power driving, the rege... More Details >>
- No:21564
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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Harmonic suppression guidelines for power supply
Since the high power factor converter uses the self-excitation three-phase bridge (voltage type PWM control) circuit configuration (type), the conversion coe... More Details >>
- No:21572
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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Unit type: SC-A□□U can be installed on the DIN rail. Box type: SC-A□□B cannot be installed on the DIN rail. More Details >>
- No:21579
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , SC-A
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Fault output signal when inverter trips
Only the unit type SC-A□□U has fault output signals. (Terminals Y1 and SD open collector output permissible load 24 VDC 0.1 A)The box type SC-A□□B indicates ... More Details >>
- No:21580
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , SC-A
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Can I input speed setting externally with the box type?
No. Use the potentiometer on the box to set the speed. If you want to input analog values externally to set the speed, use the unit (module) type. More Details >>
- No:21583
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , SC-A
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How many inverters can be connected?
Up to 32 units can be connected. (This is because the inverter communication conforms to RS-485.) More Details >>
- No:21589
- Release Date:2018/08/22 16:28
- Category: Engineering Software
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