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DDSF3333 Type Electronic Single phase Mutli-rate Watt-hour Meter
- Update:2010-3-26 17:23:01 count:26
- Application
- Product Brief Introduction
The type DDSF3333 watt-hour meter is designed for measuring energy in household and commercial single-phase network services. It’s made of electronic single-phase meter modules and rates modules, LCD display, high reliability and infrared communication functions. Supplying advanced and reliable measurement tools for the single-phase time-of-use measurement. Its performance conform to GB/T15284-2002 multi-rate (TDM) Meter, GB/T 17215.321-2002 1.0 & 2.0 class static A.C active watt-hour meter ,the communication protocol comply with DL/T645-1997 or DL/T645-2007.Functions and FeaturesFour rates,12 time periods,1 minute interval.It may store 12 months of each rate of electrical energy data.It can measure total electrical energy and electrical energy of every rate.The reverse energy is measured and added to the corresponding forward energy.Reverse pulse test and indication functions.Isolated RS485 interface and designed for anti-thunder.protection with password and programming switch, automatically recording the last programming of time and times.Adopting the hardware clock circuit ,and the backup battery adopts the import green environmental protection disposable lithium battery.It may setup time period,rate,date,time,password etc.It can read via RS485 interface or HHU,which realizes the meter reading and parameter setting. - Technical Specification
Rated Current(A) 5(20),5(30),10(40),15(60),20(80) Rated Voltage(V) 220 or 240 Rated Frequency(Hz) 50 or 60 Accuray Class Class 1 or Class 2 Clock Error ≤0.5sec/per day(reference temperature);
≤1.0sec/per day(the backup lithium battery working time).Battery Import environmental protection lithium battery, voltage:3.0 or 3.6V;
Capacitance≥1000mAh- Configuration And Mounting Dimensions
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