3P4W Three Phase Smart Meter

Overview

ST34M02 is a Three phase smart meter used in smart grid system as AMI、AMR、AMM. It complies with DLMS &IDIS standard and Multiple technical solutions are adopted to communicates with AMI or AMR system.

Highlights

•  Open Communication Protocol: DLMS/COSEM

• One optical port for programming and reading, one RS485 port for local communication device connection.

•  Active Accuracy: Class 0.5

•  Reactive Accuracy: Class 2.0

•  Time of Use metering apply 8 tariff of TOU or step tariff

•  Event Log

•  Current and Previous month cumulative total kWh & kVarh (leading) & kVarh (Lagging)

• Maximum Demand

• Anti-tamper design

• Support FW remote update

• Load profile with instantaneous data and energy data

• Daily billing and monthly billing

• Remote relay control

• Battery replaceable

• Protection class IP54

• Compatible with GPRS/PLC/RF modules

Main Feature

Measurement

• Active Energy Measurement: Delivered, Received, Delivered + Received, Delivered - Received

• Reactive energy measurement

• Instantaneous value measurement

• Maximum demand/Cumulative demand

• Power Measurement including Active power/Reactive power/Apparent power

LCD Display

• Display content configurable

• Large digit LCD display, easy for reading

• LCD backlight

Self-Diagnostic and Detection

• Real time clock(RTC)indicator

• Loss phase indicator for L1、L2、L3

• Reverse phase sequence indicator

• All display segments self-diagnostic check

• Non-volatile memory status indicator

• Replaceable Battery

• Battery capacity indicator

• Display of the presence of all voltages

• LCD display in power off condition by push button

• Tampering Proof and detection function

• Record the total number of power outage

• Power Quality Monitor: Under Voltage, Over Voltage, etc.

Technical Specifications

Connection diagram

Dimmension diagram