# Main products: JDD58、JDD68、JDT58、JDD59、JDT58(big digit wheel)、JD70A/B、JD70C/D
# Product features: Excellent aligning function by caliper orienting; Low frictional torque and error variations.
# Popular transmission ratio:
For single-phase (rpu)
720series
720
1200
1440
1800
2400
3600
´
600series
600
1000
1200
1500
2000
3000
´
For three-phase (rpu)
4500
600
2400
500
2000
1800
300
´
# Mechanical burden: Less than 0.4% on the basis of 220V,COSΦ=1.0 and 0.05Ib according to enterprise standard. This following chart shows the mechanical burden error tested by DD58 5A 720rup register.