YTL - prepaid meter 10(100)A Split Type ThreePhase 4 wire Electrical Meter Gprs/rf/plc
It is three phase four wire prepayment keypad meter with multi-functions, which measure forward and reverse power, total active power,remain credit and consumption credit etc. Inner meter use credit to calculate for managing well.Meanwhile, the prepayment meter has many communication options like RS485 ,RF, G3 PLC and GPRS communication.Parameter Description
type 3-phase 4-wire Direct type/Indirect type
Accuracy class 1.0 (or better)-active energy/2.0-Reactive Energy
Voltage 3*240/415V
Frequency 50Hz
Ib/Imax Direct type: 5/100A;Indirect type:1.5(6)A;
Min Starting Current Class 1:40mA/Class 2: 50mA
Over-voltage rating Withstand 420VAC for 48 hours
LCD LCD with back light;Display voltage of L1,L2L3;Display phase current flow direction;Active tariff indication;Load-switch status;
Operational mode;Tamper status;Communications status to DCU;Token acceptance status;Overload;
Remaining credit;Volts;Amps;kWh;kVArh;2Cyclic display of data on LCD-configurable;Manual scrolling data display using scroll keys;
Measurement Each phase and neutral current measurement Neutral line with CT.
Alarm PF;voltage dip/Low voltage;Temperature near terminal block
Tamper inputs Meter cover open;Terminal cover open;Comms module cover open;Strong magnetic field tamper
Communications RS485 (always present)IR (always present)Plug-in module:PLC (G3)GPRSLoRaProtocol: DLMS
Tariff Multi tariff
Maximum demand Configurable integration period-with auto reset on the 1st of every month.Manual reset must also be possible via
secure short code method.MD to be part of scroll display.
Load management Support second configurable load limit threshold thatbecomes active during configurable periods
LCD display when no Power LCD display; when the button is pressed, the battery should allow the LCD to maintain for 30 seconds when the meter is not powered
Anti-tamper when Neutral missing when Neutral missing, the meter still can work（battery support）
Standards compliance IEC62052-11/IEC62053-21/IEC62056-46/IEC62056-61/IEC62053-61