... )A, 10(40)A, 15(60)A, 20(80)A6) Meter constant: 1600imp/kwh, 800imp/kwh7) Starting current: 0.4% Ib ... card5) The users card will reading the meter automatically, Adopt large storage of meter reading card for convenient checking of the management ... provided at the terminal block for convenient calibration of the meter and data collection. 8) Energy management system provided