Three Phase Smart IC Card Pre-Paid Meter/Prepayment Meter (DTSY 171/DSSY171)

DTSY 171/DSSY171 three phase prepayment meter complies with GB/T17215-2002, GB/T18460-2001 and IEC 62053-21 standard. This 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 with full-functional vending and management software.

Main function:
* Purchase before use
* Measure positive and negative active energy
* Transfer and cancel account (especially practical for commercial application)
* Audible & visible alarm when credit is low (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 (In maximum 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
Referencevoltage: 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: -25~+55
Circuit power consumption: Voltage circuit power consumption<=3W/12VA, current circuit power consumption <=4VA