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N700E INSTRUCTION MANUAL
3-48
Example
1) Increased the load ratio up to 100%
Output frequency decreased by the amount of load
2) Put 100% step load and removed 100% load in a moment
Put the step load (100%) for 8 seconds and then remove the step load.
The Load Balance control decreased the output frequency for
b54 value (
5sec) at step load.
The Load Balance control increased the output frequency for
b54 value (
5sec) at no step load.
Ch1 : Out Freq. (12Hz/div) time 5s/div
Ch2 : Estimated Torque
Ch3 : Calculated Load Balance Freq
Ch4 : Output Current(100A/div)
Ch1 : Out Freq. (12Hz/div) time 5s/div
Ch2 : Estimated Torque
Ch3 : Calculated Load Balance Freq
Ch4 : Output Current(100A/div)
Ch1
Ch2
Ch3
Ch4
Ch1
Ch4
Ch3
Ch2