|
|
 |
|
 GSM/GPRS Remote Three-phase Combined Smart Meter Model DSSD/DTS846 |
|
1¡¢Features
¡ï Highly reliable, low power consumption, long life, wide range, and high accuracy;
¡ï Data transmission and remote monitoring terminal through GSM/GPRS communication network;
¡ï Time-sharing measurement of forward and reverse active power, reactive electric energy and quadrant reactive electric energy;
¡ï Time-sharing measurement of forward and reverse active power, reactive emaximum demand and occurence time;
¡ï Multi-rate function: possible to program 4 rates, 20 time-periods, 13 sets of hour/day tables, 4 time zones and 30 public holidays;
¡ï Having two RS485 interfaces and one infrared communication interface;
¡ï Having parameter automatic revolving display function, possible to set parameters, time and sequence of revolving display;
¡ï Real-time measurement of the total quantity and voltage, current, active power, reactive power, power factor and frequency of the power network
in phases A, B and C;
¡ï Function to record voltage loss, current loss, phase loss, full voltage loss, outage, programming, electric energy reset, loading and unloading of the meter, etc.
¡ï Function to record electric energy freezing and load curve;
¡ï Active power and reactive power pulse output, and second signal output in demand circle.
2¡¢Main Technical Indexes
Working voltage: 0.8Un~1.1Un (limit: 0.7Un~1.2Un)
Working temperature: -25¡æ~+55¡æ (limit: -30¡æ~+65¡æ)
Relative humidity: ¡Ü85% (limit ¡Ü95%RH)
Power consumption on voltage line: ¡Ü2W, 10VA
Starting current: conforming to the requirements of GB/T17883-1999 and GB/T17882-1999
3¡¢Key components
PCB board and surface mount technology are subject to special treatment, so it's good in insulation, moisture-proof and anti-oxidization
Display components: wide temperature, wide angle STN crystal
Fire-retartant ABS+PS shell is used plus fade-proof aluminum nameplate
|
|
|
|
|
