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                                |  DTSD566-L6DSSD566-L6
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                                |  | Three phase   
                                  multi-functional watt-hour meter (¢ö£© |  
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                                | DTSD566   
                                  / DSSD566 three phase Electronic Multifunction   
                                  Programmable watt-hour meter is a hi-tech   
                                  intelligent energy-measuring instrument   
                                  composed of analog-to-digital converter A/D,   
                                  calendar clock, special microprocessor CPU,   
                                  liquid crystal display LCD and switching power   
                                  supply and so on. This meter can measure   
                                  import/export active/reactive energy, maximum   
                                  demand, power, voltage, current, and perform   
                                  data processing with reference to relative   
                                  tariff.
 It conforms to   
                                  all technical requirements to multi-function   
                                  meter specified in IEC61036, IEC61268,   
                                  IEC60687.
 
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                                | Technical parameters |  
                                | class:             
                                  active:0.5S or 1.0   reactive: 2.0
 rated       
                                  voltage:   DTSD566: 220/380V, 230/400V,     
                                  240/415V  DSSD566:100V
 rated       
                                  current:   1.5(6)A, 5(30)A, 10(40)A,       
                                  15(60)A, 20(80)A, 10(100)A
 power       
                                  loss:      0.5W
 operating temperature:   
                                  -10¡æ-+55¡æ
 
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                                | Main features |  
                                | ¡ö Energy 
                                  measuring function: Measuring import and 
                                  export active energy in each time interval, 
                                  measuring lagging and leading reactive energy, 
                                  four quadrant reactive energy in each time 
                                  interval, Output ports of photoelectric 
                                  coupling for active, reactive, and clock 
                                  impulse independently; ¡ö Multi 
                                  rate function: 4 different tariffs, 2 time 
                                  zones in a year, 10 time periods in a day, the 
                                  meter automatically calculate leap years and 
                                  leap months, display real-time clock;
 ¡ö Maximum   
                                  demand measuring: Measuring import and export   
                                  maximum demand in each time interval and   
                                  occurrence time, store two months maximum   
                                  demand data, the integration period can be one   
                                  of 15 ,30, 60 minutes and the sliding time can   
                                  be selected between 1,3,5 minute;
 ¡ö 
                                  Recording lost voltage function: The meter   
                                  record the following data into relevant   
                                  voltage loss record of each phase, the date   
                                  and time that voltage loss happens and ends,   
                                  times and accumulative time of voltage loss,   
                                  last ten times record;
 ¡ö 
                                  Recording lost current function: The meter 
                                  record the following data into relevant 
                                  current loss record of each phase, the date 
                                  and time that current loss happens and ends, 
                                  times and accumulative time of current loss, 
                                  last ten times record;
 ¡ö Data 
                                  display: Scroll display parameters and 
                                  measured data by LCD, items and orders in 
                                  scroll display to be customized; the data by 
                                  button display can be customized also;
 ¡ö 
                                  Recording the times of blackout and power on, 
                                  the date of last blackout and power on.
 ¡ö Only 
                                  the authorized person can programs the meter 
                                  by opening the sealed meter cover to access 
                                  program button;
 ¡ö Other 
                                  function:
 The working time of battery; total and each phase   
                                  energy: instant power, voltage, current and   
                                  PF;
 LCD display relative signal when   
                                  phase order is not correct;
 Recording the event of opening   
                                  cover and terminal block cover;
 ¡ö Extend 
                                  function:
 The meter adopts multi-phase power supplying   
                                  circuit to guarantee its normal operation at   
                                  phase missing;
 The data stored in non-volatile   
                                  memory in the event of power failure shall not   
                                  be lost for at least 10 years.
 Twelve month import active energy   
                                  can be provided; Double RS485 communication   
                                  interface, provided infrared interface
 The meter can be awaked to   
                                  realize meter reading; provided backlight LCD
 
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