... , 60 or 100, 80 or 120, 100A 3) Transformer current (only for transformer-connected type): 5A, others directly connected 4) Constant: 600 ... or 450, 200, 100, 60, 50, 30r/kW/h 5 ... ) Disk mass: 48g 17) Total meter mass: about 3.5kg Three Phase Electromechanical Meter