DTSD1531 Three-phase eletronic LCD display multi-function watt-hour energy meter

Specifications

DTSD1531 Three-phase eletronic LCD display multi-function watt-hour energy meter

General

Three-phase electronic multi-function kWh meter adopts the advanced LSI, digital acquisition processing and SMT techniques. For the purpose of meeting the real application situation in the Chinese industry customers needs, this product is designed and manufactured as the international advanced new generation of electronic multi-function kWh meter. The product can accurately measure forward and backward active and reactive energies, active and reactive powers, parameters of voltage, current and frequency, It can provide data processing for the customers` relevant tariff and demand,It has 4 tariffs, 4 time intervals, 10 date segments, clock and 10-year calendar,infrared remote programmable meter reading, RS 485 communication interface and ctions. Each performance index of it conforms to standard DL/T614-1997 Multi-function Watt-hour Meters Communication Protocol as well eletronic multi-function watt-hour meters stipulated in standard GB/T17215.321-200//IEC 61036.

Technical parameters

1. Starting: in accordance with IEC62053-22:2003 and IEC62053-23:2003.
2. No load rotation: in the condition of switch off current circuit and 115% voltage

applied on voltage coil, the meter's output is no less than 1 pulse.
3. Tariff working parameters.
4  Clock accuracy (dated error): ≤0.5s(23'C).
5 Battery capacity: ≥1000mAh.
6 Data saving time after power off: ≥10 years (new battery).
7.Hold time for battery changing after power off: ≥1h.
8. Voltage range:
   8.1 Normal voltage: 0.9Un1.1Un.
   8.2 Limit voltage: 0.8Un1.15Un.
9. Power loss:
   9.1 Voltage circuit: ≤2W/5VA
   9.2 Current circuit: ≤1VA.
10. Climate conditions:

    10.1 Working temperature range:-20°C to +45°C

    10.2 Limit temperature range: -20°C to +55°C

    10.3 Storage and transportation temperature range: -20'C to+55'C.
   10.4 Humidity: 95% within 30 days per year (nature distribution mode), 85% in the rest time.

11. Battery voltage in power off meter reading: 6.0VDC.
12. Backup battery voltage: 6.0VDC