2-16   
2-1-7 Recommend specification of circuit breaker/ fuse/noise filter 
• 
Please make sure to install IEC-standard or UL-certified circuit breakers and fuses 
between the input power supply terminal and the servo driver. 
• 
To avoid any environmental interference caused by servo driver operation, the combination 
of appropriate noise filter can effectively   
decrease EMI as well as eliminate environmental interference. 
 
Recommend specification of circuit breaker/ fuse/noise filter 
Servo Model 
Number 
Circuit 
breaker 
Fuse  Noise Filter 
Specification Recommended model  Recommended model   
JSDG2S-10A 10A  20A  Bussmann  20CT  Schaffner  FN3258-16 
JSDG2S-15A 10A  20A  Bussmann  20CT  Schaffner  FN3258-16 
JSDG2S-20A 15A  20A  Bussmann  20CT  Schaffner  FN3258-16 
JSDG2S-30A 15A  20A  Bussmann  20CT  Schaffner  FN3258-16 
JSDG2S-50A3  30A  40A  Bussmann  40FE  Schaffner  FN3258-16 
JSDG2S-75A3  30A  40A  Bussmann  40FE  Schaffner  FN3258-16 
JSDG2S-100A3  50A  63A  Bussmann  63FE  Schaffner  FN3258-42 
JSDG2S-150A3  50A  63A  Bussmann  63FE  Schaffner  FN3258-42 
JSDG2S-200A3  75A  100A  Bussmann  100FE  Schaffner  FN3258-42 
JSDG2S-300A3 125A  100A  Sensata QFS25U-100  Schaffner  FN3258-100 
JSDG2S-10B  10A  4A  Bussmann KLM-4  Schaffner  FN3258-16 
JSDG2S-15B  10A  4A  Bussmann KLM-4  Schaffner  FN3258-16 
JSDG2S-25B  10A  10A  Bussmann  10CT  Schaffner  FN3258-16 
JSDG2S-35B  15A  20A  Bussmann  20CT  Schaffner  FN3258-16 
JSDG2S-50B  20A  20A  Bussmann  20CT  Schaffner  FN3258-42 
JSDG2S-75B  30A  40A  Bussmann  40FE  Schaffner  FN3258-42 
JSDG2S-100B  30A  50A  Bussmann  50FE  Schaffner  FN3258-42 
JSDG2S-150B 50A  80A  Bussmann FWP-80B  Schaffner  FN3258-100 
JSDG2S-200B 50A  80A  Bussmann FWP-80B  Schaffner  FN3258-100