Application:
DDSY466 series single phase electronic prepayment kilowatt-hour meter is a kind of new-style meter which is developed by our company and adopt micro-electronics technique. It is used for measuring rated frequency 50HZ or 60HZ single phase AC active energy electric power consumption and realize using electric power after prepaying and realize user load control function .It is a kind of idea product for reforming using electricity system and realizing electric energy commoditization and effectively control and adjust electricity net load .Its standard GB/T18460.3-2001 and International standard IEC60521.
Functions and features:
1.       Adopting active energy measurement and unnecessary calibration within its service life; Using prepayment power consuming system by IC  card ;Tripping while insufficient surplus quantity ,breaking and recording while overload.

2.       Large capacity latching relay, low power consumption and stable ;Owing unique card for each user with counterfeit-proof function.

3.       High accuracy and import special metering chip. High accuracy ,sensitivity wide overload endurance ,low power consumption ,small volume and light in weight ,easy installation ,convenient auto-control.

4.       LED display and comprehensive data;1-phase,3-phase prepayment kilowatt-hour meter can share a single electricity supply system.