General introduction:
DTSD200/DSSD200 serial meter adopts large-scale integrate circuit, digital sampling processing technology and SMT technology. The watt-hour meter can measure the active and reactive electricity quantity and the required quantity of all directions, 485 communication, manual and infrared power break awakening, charge record. And it possesses stable performance, high accuracy and convenient operation.
Main technological parameters:
* Accuracy class: active 0.5s/0.5/1 reactive 2
* Rated current: 3 × 1.5(6) A, 3 × 5(20) A, 3 × 10(40) A, 3 × 15(60) A, 3 × 20(80) A, 3 × 30(100) A
*Reference voltage:3 × 220/380V, 3 × 57.7/100V(three-phase, four-line),3 × 100V(three-phase, three-line)
*Reference voltage:3 × 220/380V, 3 × 57.7/100V(three-phase, four-line),3 × 100V(three-phase, three-line)
* Rated frequency: 50HZ
* Starting current: active 0.001In (grade0.5S, grade0.5), 0.002In (grade 1), reactive 0.003In (grade 2)
* Starting current: active 0.001In (grade0.5S, grade0.5), 0.002In (grade 1), reactive 0.003In (grade 2)
* Normal operation voltage: 0.9Un-1.1Un
* Limiting operation voltage: 0.75Un-1.15Un
* Power consumption in voltage circuit: ≤ 2W and 5VA
* Power consumption in current circuit: ≤ 2.5VA
* Data backup battery voltage: 3.6VDC
* Power break meter reading battery voltage: 6.0VDC
* Clock accuracy(day error): ≤ 0.5S( 23 ℃ )
* Normal temperature: -20 ℃ --+ 50 ℃
* Limited operating temperature: -30 ℃ --+ 60 ℃
* Storage and transportation temperature: -40 ℃ --+ 70 ℃
* Humility: ≤ 85%
Main characteristics:
*Basic functions:
◆ Maximum demand record function ◆ Multi-tariff function ◆ Decompression record function ◆ Current loss record function ◆Voltage loss record function ◆Energy freezing function ◆ Scroll display function, key-press display function◆ Power break, power supply resuming record function ◆Programming, clearing the required quantity, adjusting time in broadcasting function ◆ Alarming function ◆ Programming function
* Expanding function:
◆ Monthly (balance) forward active electricity consumed record function ◆ Ending positive active electric energy freezing record ◆ Charge representing the daily integral point active energy record ◆Charge curve record function ◆ Independent 485 communication interface and infrared communication interface ◆ Power break awakening function ◆ Three-phase current inspection function when no voltage ◆ Multi-functional (clock, required quantity cycle replacement, period of time switching) inspection output port function