Three-Phase Four-Wire Electronic Energy Meter Series Current Page:Homepage>Product Display


Three-Phase Electronic Prepayment Energy Meter

1. Summary
Three-phase four-wire electronic prepayment energy meter adopts large scale integrated circuit and SMT technique, famous foreign special measuring chip, CPU card technology. Transfer data between customer and management system by encrypted module. One card for one family, features anti-theft for electricity, can widely applied in companies, property management for residential area and electricity network alternation for city and village.
This product features small volume, full function, and high reliability. It reforms electricity charging method, solves problem of charge delay effectively, is ideal measuring product to realize commercial electricity, control and adjust electric network load effectively.
Various technical indexes accord with national standard GB/T17215-2002 Grade 1 and 2 Static AC Active Electric Energy Meter (same as international standard IEC61036:2000) and national standard GB/T18460.3-2001 IC Card Prepayment Electricity Sale System Part 3: Prepayment Energy Meter.

2. Function Characteristics:
● Prepayment function;
● Three-phase four-wire electronic active energy measuring function;
● Reserve active energy reckon in positive active energy;
● Adopt LCD for display, clear and reliable;
● Offer remain energy alarm;
● Provide electricity limit for overpower;
● Supply electricity-owing function
● Indicate broken-phase
● Wave carrier communication (optional), convenient for power management department for mastering customers’ electricity information

3. Main Technical Parameter

Item

Item Index

  Reference Voltage

  3*220 V

  Working Voltage Range

  0.7Un—1.3Un

  Current Specs

  5(20)A、5(30)A、10(40)A、15(60)A

  Accurate Level

  1, 2

  Working Temperature

  -30-60℃

  Working Temperature Limit

  -40-70℃

  Relative Humidity

  ≤95%(without dew)

  Frequency Range

  (50±2.5)Hz

  Start Current

  4‰Ib

  Designed Lifetime

  ﹥15 years

  Power Consumption (each phase voltage circuit)

  ﹤1.5W、4VA


5. Working Principle
Adopt large scale special integrated circuit ADE7752 in energy meter’s active energy measurement. Adopt large scale special integrated circuit chip in low voltage wire carrier frequency enlarging communication and data processing part to realize reliable data communication and pulse measurement data processing.

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