Трехфазный электрический счетчик мультискоростного

Three Phase Four Wire Multi-rate Electric MeterModel Number:DTSF217-1 GeneralThree Phase StaticMulti-rate Electric Meter is used for measuring the three phase a.c. active energy, and realizes the functions of time of use charging and multirate. It adopts the high quantity long lifetime components, the SMT manufacturing craft, the microprocessing and Electro Magnetic Compatibility(EMC) technology, and is reliable in performance. It conforms to IEC 62053-21 standard: Static meter for active energy (Class 1 and Class 2 ), the standard of GB/T 15284-2002 Multirate Energy Meter, and the communication protocol adopted conforms to the standard: DL/T 645-1997 of Communication Protocol Multifunction Energy Meter.Main function feature1)Multirate: 4 tariffs; 8 yaerly time zones; 4 sheets of period of time; 12 daily periods of time; 12 festival and holidays; weekly rest days.2)High accuracy: Adopting the high quality specializing metering chip; Reliable errors; Good linear; High accuracy at low load; No need for calibration for a long term service.3)Stability and reliabilty: Adopting the reset monitor and control electric circuit of software and hardware and the error correction process technology of the triple modular redundancy(TMR); Strong ability to withstand the disturbance and overloading.4)Long lifetime: Adopting the advanced SMT manufacturing craft; High quality long lifetime of main components.5)Low power consumption: Adopting the best design ; Low self power consumption .Events log: Records of staring the meter, setting the clock, resetting the maximum demand and programing the meter etc.6)12 months’ quantities of electricity: Records of the total quantities of electricity, the quantities of electricity of 4 tariffs and the others relevant quantities of electricity over 12 months.7)Communicaton function : Programming and meter reading on site can be done by using the infrared hand unit(HHU); RS485(option) meter reading .9)Control of energy consumption(option): Adopting the magnet-keeping relay ; The valid control of power on or off; Stable operation Key Specifications/Special Features: Voltages:3 x 220/380, 3 x 220/400 or 3 x 240/415VCurrents:3 x 10/60, 3 x10/40, 3 x 20/80, 3 x 10/100 or -5A CT connectedFrequency:50 or 60HzAccuracy:Class 1.0Meter cover:ABS meter cover with window for readingMeter base:ABSTerminal block cover:Short typeDisplay:LCDCommunication:With RS-485 or infrared communication interfaceMultiple rate/tariff:Four rates/tariffs, up to 12 periodsStandard:IEC1107 and IEC61036Temperature:-40 +70Lifetime:>10yearsThree Phase Meter(Multirate Electric Meter, Multitariff Meter, Power Meter kWh). We can customize energy meter according to your requirements.