single phase energy meter counter 1,non-reversible version: it has stop mechanism for wheel reverse rotation 2.Mainly export Mechanical counter +Current transformer1. Working ... interval: ≥50MS; 4. Coil resistance: 430±5%ohm5. Velocity ratio 10:1,20:1,80:1,100:1,200:1,400 ... :1,800:1,1000:16. Working frequency 6Hz7. Step motor driving torque: 30 u Nm;8,Specifications(quantity of character ...