Summary of Contents for Hitachi L Page 1: The drive has to read the input from the pot, convert it to digital, and then use that to determine the frequency. Add to my manuals Add. Spehro Pefhany k 4 L Inverter Derating Curves The maximum available inverter current output is limited by the carrier frequency and ambient temperature.
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LNFE | Hitachi | EU Automation (UK)
Add to my manuals Add. Products came with appropriate documents and in new condition. We understand that credit is a necessary part of business and offer credit agreements on request, subject to status. Summary of Contents for Hitachi L Page 1: The following tables are specific to L inverters hitaachi the V and V class model.
I used that and it solved my problem. During run it is continuously changing the output frequency which is displayed on the Operator Display Screen.
Hitachi L100-004nfe Inverter T28519
Choosing a higher carrier frequency tends to decrease audible noise, but it also increases the internal heating of the inverter, thus decreasing derating the maximum current output capability. L Inverter Derating Curves The maximum available inverter current output is limited by the carrier frequency and ambient temperature.
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Page of 12 Go. A variation of a couple tenths of a percent may not be unusual. L Inverter L Inverter Specifications, continued L Inverter Derating curves, continued But there is a third option for source frequency which is a constant frequency and it takes the value from a parameter.
I want to have the fixed speed after i set it from the keypad Potentiometer.
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Capacitive feedback type, dynamic braking unit and braking. Page 11 L Inverter Derating curves, continued By pressing ‘print’ button you will print only current page. Footnotes for all specifications tables follow the table below. Please tell me why it is varying and how can i reduce it or make it to run at constant speed.
Spehro Pefhany k 4 Note that “General Specifications” on page 1—9 apply to both voltage class. Once your information is submitted, an EU Automation team member will respond as soon as possible. Try to use hitachl keypad buttons to set the frequency instead of potentiometer and see if there is a difference.
I’ve had nothing but positive experience working with EU Automation. Variable operating frequency, time, and braking force.
It didn’t have the option of setting the speed through keypad buttons.