Overview:
DTSY 171/DSSY171 three phase prepayment meter comply with GB/T17215-2002,GB/T18460-2001 and IEC 62053-21 standard. The meter collect, process and store data by advanced SCM (single-chip Microcomputer)processing system. The meter can be customized to set internal or external relay. We provide customer full-function vending and management software.
Main function:
* Purchase before use
* Measure positive and negative active energy
* Transfer account, cancel account (specially practical for commercial application)
* Audible & visible alarm when low credit(external alarm output is optional)
* Lack of phase protection
* Cut off power supply when overload
* Instantaneous load measurement
* Malfunction self-detection (include load switch, EEPROM,IC card data)
* Large-capacity reading meter data (max 169 meters' consumption data can be read by one special card)
* LED display/counter wheel display/LCD display (optional)
* Pulse output/RS485 (optional)
Technical data:
Standard: comply with GB/T17215-2002, GB/T18460-2001,IEC 62053-21
Accuracy: class 1.0, 2.0
Reference voltage:3*57.7/100V,3*220/380V,3*100V,3*380V
Reference frequency: 50Hz, 60Hz
Current: 3*1.5(6)A, 3*5(20)A,3*10(40)A,3*15(60)A,3*20(80)A
Operate voltage range: 0.8Un~1.15Un
Operate temperature:
Circuit power consumption: voltage circuit power consumption<=3W/12VA, current circuit power consumption <=4VABack