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Power Load Management Terminal

1. Summary
Power Load Management Terminal, terminal equipment controlled by electricity load control system, features data sampling, data processing, load control, affair alarm and so on. Realize automatic billing for large customers and abnormal electricity analysis through data sampling, transmission, storage, statistics and billing. Various indexes of TC1000-G/C management terminal reach at advanced standard in domestic.
1. Main Function Features
Function: reading function from far distance, pulse collection, data storage, abnormal information alarm function, main station time adjustment, report power off, frozen function, voltage eligible rate, power factor statistics, power, electricity control function.
Features: Completely accord with the latest Power Load Management System Function Criteria released by National Electricity Network Company and requirements on terminal in QGDW129-2005 Power Load Management System General Technology Condition, realize QGDW130-2005 Power Load Management System Data Communication Regulation. Besides, it supports DL/T645-1997 multifunctional electricity meter communication regulation and many domestic exterior meter agreements in industry.
Adopt high performance 32 digits embedded RISC SOC (ARM7 inner core, computer system) processor, rich peripheral function, equipped with large capacity FLASH ROM so that to store large batch data.
Adopt embedded operation system uC-OSII system which is reliable and stable, realize processing many tasks at the same time, good real time performance.
Support many methods for communication, up to GPRS/CDMA, infrared interface; down to RS485 interface, reliable and stable communication from far distance.

2.Main Technical Index

Item

Technical Parameter

  Rated Voltage

  3×220/380V , 3×57.7/100V,Ue±20%

  Rated Current

  1.5(6)A

  Daily Timing Error

  ≤1s/day

  Sampling Precision

  Voltage measure precision (50%Un-130%Un)、, current measure precision 0.05A-  6.0A) grade 0.5

  Clock Precision

  0.5s/day

  Static Discharging

  8KV

  Instant Pulse Group

  4KV(power supply turn back)/2KV(loop)

  Surge

  4KV(common mode)2KV(differential mode)

  Terminal Reserve Battery Lifetime

  500 times charging and discharging

  MTBF

  MTBF≥100000 hours


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