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FAQ within [ Drive Products ]
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Inverter current characteristics
In general, relationship between T (torque), K (constant), V (voltage), I (current), and F (frequency) is expressed as "T = K × (V/F) × I". Since (V/F) is co... More Details >>
- No:21505
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-V200
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Driving German pole change motor by inverter
I cannot tell whether or not you can drive the motor because the electrical specifications are not clear. It is considered that you may drive the pole chang... More Details >>
- No:21518
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL
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Installing contactor on input side
It is not recommended to install a contactor on the input side and connect the auxiliary contact to the terminal STF of the inverter for the following reason... More Details >>
- No:21533
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL
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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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Accessories and inverter with built-in high power factor converter
If the reactor 1, outside box, and reactor 2 are contained in the same case as the high power factor converter, the unit becomes larger and heavier while fre... More Details >>
- No:21573
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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To almost "1". (With load factor of 100%) More Details >>
- No:21577
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , Options
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Can I use it with the single-phase power supply?
You can use the inverter with the single-phase 200 V power supply. However, since ripple current flowing through the capacitor increases and the converter an... More Details >>
- No:21611
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A024
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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
- Category: Inverters-FREQROL , FREQROL-A100
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Comparison of noise with FR-A200
The setting ranges of the carrier frequency are:- FR-A200: 2 kHz to 14.5 kHz- FR-A200EXCELLENT: 0.7 kHz to 14.5 kHzThe range of the FR-A200E is extended to t... More Details >>
- No:21627
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A200
171-180 of Total 1368