DTZY8888-Z Phase four-wire control smart meter charge (carrier State Grid Table)
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◈Overall and installation dimension
DTZY8888-Z-phase charge-controlled intelligent energy meter is the use of large scale integrated circuits, use a high-precision energy measurement dedicated chip, communications capability and reliability of its carrier module has reached the level of a wide range of practical application, and the application of digital sampling processing technology and SMT technology, according to the industrial users of electricity situation of the actual instrument with modern advanced manufacturing design.
The table performance indicators in line with GB / T 17215.321-2008 "AC measuring equipment - Specific requirements" Part 21 static active energy meter (1 and Tier 2), GB / T 17215.322-2008 "AC measuring equipment - Specific requirements" Part 22 static active energy meter (0.2S and 0.5S grade level) national standard, GB / T17215.323-2008 "AC measuring equipment - Specific requirements - Part 23: 2 and 3 static reactive energy" and DL / T 614-2007 "energy Meter" standard, the communication line with DL / T645-2007 "multi-function meter communication protocol" requirement, and is compatible with the requirements of "multi-table communication protocol" DL / T645-1997, according to function customization requirements comply with the technical requirements for multifunctional energy meter.Security and integrity of the sale of electricity and energy meter system master data exchange by strict safety certification for security, safety certification involving data structures and operational processes in line with Q / GDW 365-2009 "smart meter information exchange security authentication technology norms "of the technical requirements for cost control meter.
● Built-in high speed and precision ac voltage and current acquisition module, high sampling accuracy, accurate real-time energy metering；
● Can hourly metering combined active power, positive and negative active energy and demand, the combination of reactive power, four-quadrant reactive power, and has 485, infrared communications and other functions;
● Embedded highly confidential ESAM module for secure authentication process between the meter and the system master to ensure the master station and system security and integrity of data interaction;
● Embedded high-performance carrier module, the reliability of its communications capabilities to achieve the remote control master.
● Excellent electromagnetic compatibility, can withstand high voltage spikes, strong magnetic field, strong static electricity, lightning surge interference, and has a strong temperature adaptability;
● Three-phase power supply, three-phase four-wire any two-phase power, power meter can still work properly;
● In case of loss of AC power, the meter data to maintain and sustain a clock chip work;br /> ● Low power consumption.
▷The main technical parameter