37 
 
current 
limiting 
level 
limiting level
P97.11 
Frequenc
y 
reduction 
rate upon 
current 
limiting 
Frequency 
reduction 
rate 
0.00~99.99Hz/s 0.01Hz/s 
10.00 
Hz/s 
× √  ○ 
P97.12 
Groundin
g short 
circuit 
detection 
upon 
power-up 
Grounding 
short circuit 
detection 
upon 
power-up 
0: Disable 
1: Enable (enabled for small 
power) 
1 1 × √  ○ 
P97.15 
The first 
fault type 
First new 
fault 
0: No abnormal record 
1: Over-current during the drive 
acceleration (Er.oC1) 
2: Over-current during the drive 
deceleration (Er.oC2) 
3: Over-current when the drive is 
running with constant speed 
(Er.oC3) 
4: Over-voltage during the drive 
acceleration (Er.oU1) 
5: Over-voltage during the drive 
deceleration (Er.oU2) 
6: Over-voltage when the drive is 
running with constant speed 
(Er.oU3) 
7: Abnormal brake closing 
(Er.bCF) 
8: Input side phase loss (Er.IrF) 
9: Output side phase loss 
(Er.odF) 
10: Power module protection 
(Er.drv) 
11: Radiator 1 over-temperature 
(Er.oH1) 
12: Radiator 2 over-temperature 
(Er.oH2) 
13: Drive overload (Er.oL1) 
14: Motor overload (Er.oL2) 
15: External fault(Er.EFT) 
16: EEPROM read-write error 
(Er.EEP) 
17: Abnormal serial port 
communication (Er.SC1) 
18: Abnormal contactor (Er.rLy1) 
1 0 × √ *