ASDA-B2  Chapter 2  Installation 
Revision May, 2018    2-17 
Allowable Frequencies for Servo Motor Running Without Load (times/min) 
When Using External Regenerative Resistor 
Motor Capacity 
 
Regenerative Resistor 
ECMAE 
0.5kW  1kW  1.5kW  2.0kW  2.0kW  3.0kW 
05  1.0  15  20  20  30 
200W 80Ω  149 144 109  83  35  22 
400W 40Ω - 289 217 166 70 44 
1kW 30Ω - - - 416 175 110 
 
Allowable Frequencies for Servo Motor Running Without Load (times/min) 
When Using External Regenerative Resistor 
Motor Capacity 
 
Regenerative Resistor 
ECMAG 
0.3kW  0.6kW  0.9kW 
03  06  09 
200W 80Ω 149 144 109 
400W 40Ω -  -  217 
If the regenerative resistor wattage is not enough, you can connect the same 
regenerative resistors in parallel to increase the power, but the resistance cannot be 
lower than the minimum allowable resistance specified in the manual after parallel 
connection.  
Dimensions of Regenerative Resistor 
Delta Part Number: BR400W040 (400 W 40 Ω) 
L1  L2  H  D  W  MAX. WEIGHT(g) 
265 250 30 5.3 60  930