Fuji Electric RHC-D 690V Series, Руководство пользователя

Страница: 54 / 175

5.2.7 Monitoring the running status
1. DATA SET
2. DATA CHECK
⇒
3. OPR MNTR
4. I/O CHECK
０
PWR = xxx.x kW
Iin = xxxx.x A
Vin = xxx V
f = xxx.x Hz
０
f = xx.xHz
fmax = xx.xHz
fmin = xx.xHz
3σ = xx.xHz
０
V = xxx V
Vmax = xxx V
Vmin = xxx V
０
∨
Running status monitor
screen 2
(Power supply frequency
fluctuation)
Running status monitor
screen 3
(Input voltage fluctuation)
FUNC
DATA
PRG
∨
Running screen
Menu screen
Running status monitor
screen 1
V
656 690 725
Hz
57 60 63
０
Press the PRG key on the running screen to go to the menu screen.
Using
Λ
and V keys, move the arrow at the left end in the menu
screen to select "3. OPR MNTR" and press the FUNC/DATA key
to display the current state of the converter on the LCD.
The running status monitor includes three screens. Use
Λ
and V
keys to switch between screens and check the operation state.
Input power (in kW)
Effective input current (in A)
Effective input voltage (in V)
Power supply frequency (in Hz)
Average power supply frequency
Max. power supply frequency
(Maximum sampling value is displayed)
Min. power supply frequency
(Minimum sampling value is displayed.)
Standard deviation of power supply frequency x 3 times (3
σ
)
(3
σ
of normal distribution of sampled data)
→
The quality of the power supply can be judged from the value
of 3
σ
. (Maximum value in each hour)
Note: The displayed maximum value may be a little larger than
the actual value due to calculation error during power-on.
Average input voltage
Max. input voltage
(Maximum sampling value is displayed.)
Min. input voltage
(Minimum sampling value is displayed.)
Note: The displayed maximum value may be a little larger than
the actual value due to calculation error during power-on.
5-10