Delta Electronics Network Device VFD-S Specifikace Strana 32

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5
VFD-S Series
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED
5-5
5.2 Group 1: Basic Parameters
1 - 00 Maximum Output Frequency (Fo. max) Factory Setting: d 60.0
Settings d 50.0 to d 400 Hz Unit: 0.1Hz
This parameter determines the AC drive’s Maximum Output Frequency. All the AC drive
analog inputs (0 to +10V, 4 to 20mA) are scaled to correspond to the output frequency
range.
1 - 01 Maximum Voltage Frequency Factory Setting: d 60.0
Settings d 10.0 to d 400 Hz Unit: 0.1Hz
This value should be set according to rated frequency of the motor as indicated on the
motor nameplate. Maximum Voltage Frequency determines the volts per hertz ratio.
For example, if the drive is rated for 460 VAC output and the Maximum Voltage Frequency
is set to 60Hz, the drive will maintain a constant ratio of 7.66 v/Hz. The setting value must
be greater than or equal to the middle freq. setting (Pr.1-03).
1 - 02 Max. Output Voltage (Vmax) Factory Setting: d 230*
Settings d 2.0 to d 255V* Unit: 0.1V*
*Twice value for 460V class
This parameter determines the Maximum Output Voltage of the AC drive. The Maximum
Output Voltage setting must be smaller than or equal to the rated voltage of the motor
as indicated on the motor nameplate. The setting value must be greater than or equal
to the Mid-Point Voltage (Pr.1-04).
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