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DTSY450J, DSSY450J Three-phase electronic RS485 type prepaid watt-hour meters

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Product Description

  • brief introduction
  • technical parameter
  • Product size

Application

DTSY450J/DSSY450J series three-phase electronic prepaid energy meter made by SMT technology as our new type, adopted the imported large scaled integrated circuit, 16 bits A/D converter, digital multiplier, digital sampling and processing technology, and advanced chipset to perform data acquisition, processing and saving, it is suitable for measuring the active energy of AC50Hz or 60Hz, three-phase three-wire, or three-phase four-wire system. The meter complies with the technical requirements of standard of GB/T17215.321-2008《Class 1.0 and 2.0 static AC active energy meters》and GB/T18460.1-2001 《IC card prepaid energy selling system Part 3: Prepaid energy meters》.
Main features: administrated y computer, first purchase electric energy, then consume the electricity, within rated current it can limit the maxi operating power (controlled by power supply department)

Products characteristic

1. High quality high accuracy high agility high stabilization , width measure ,low loss and other professional measure core were adopted .

2. Mainly component was take high quality and profession ?electric meter design's component .

3. Voltage collect signal loop is resister sub voltage way .

4. Current collect signal loop take high quality ,high accuracy high stablity high measure's manganin shunt .

5. Display ?is stability LCD .

6. Cover instruction is substance anti fire and anti aging ,good sealing.

7. RS 485 communication adaptor take independence power supply electric ,and have prevent static ?surge protect circuit .

8. Patent technology ?Auto protect relay was adopted it is ?high stability and low loss .

9. IC card is transmit medium ,one card one meter ,the data will calculate after encrypting ,good safety .

10. The use data will copy back to IC card .


Technical Specifications



External And Installation Size