5-74              
In such applications, calculate ER and hence regeneration resistor power according to the formula 
below.  
Item  Formula  Description for Symbols 
Calculate the working Energy 
during the continuous 
regenerative period. 
GGGrmG
tTωπE
,
)60/(=  
G
E : Working Energy during the regenerative
          period. (J) 
Grm
ω
,
: Motor running speed during the 
         regenerative period . (rpm) 
G
T : Loading Torque during the regenerative 
         period (Nm) 
G
t : Regenerative Time. (s) 
The formula for step 4 in the previous table will be: 
GCLMR
EEEEE +)+(-=  
 
5-6-8 Fan Setting 
Available models that equipped with the fan. 
Parameter   Name  Setting Description 
Control 
Mode
0  Auto-run by internal temperature sensor. 
1  Run when Servo ON 
2 Always Running. 
Cn031.0 
Cooling fan running 
mode 
3 Disabled. 
ALL 
 
5-6-9 Low Voltage Protection Auto-reset 
 
Parameter  Name  Setting Description 
Control 
Mode 
0 
As servo on, it shows AL-01 low voltage alarm 
immediately when it detect low voltage, and after 
eliminating the situation, to reset it, servo off is a 
must. 
Cn031.1 
Low Voltage 
Protection(AL-01) 
auto-reset selection 
1 
It shows BB (baseblock) immediately when it detect 
low voltage, and after eliminating the situation, drive 
would be auto-reset and displayed Run. 
ALL 
 
5-6-10 Absolute Encoder Battery Fault 
 
Parameter  Name  Setting Description 
Control 
Mode 
0 
When battery fault occurs, driver can not be memory 
absolute position, AL-16 displayed and motor 
operates continuous. 
Cn031.2 
Absolute Encoder 
Battery Fault 
1 
When battery fault occurs, driver can not be memory 
absolute position, AL-16 do not display and motor 
stopped. 
ALL