| Brand | Wone Store | 
| Model NO. | Three-phase Keypad Prepayment Energy Meter GST7666 | 
| Rated frequency | 50/60Hz | 
| Series | GST | 
GST7666 is a three - phase multi - function energy meter with embedded communication modules to accurately measure energy for commercial, industrial & residential customers and is suitable for the environments with unstable voltage.The meter could be used for either prepayment (compliant with STS standard) or postpayment applications (optional), with outstanding anti - tamper functions like detection of terminal cover opening to help utilities in revenue protection. It could utilize M - bus, PLC or RF to communicate with CIU (Customer Interface Unit) as an option.
Feature
ELECTRICALPARAMETERS  |  
  |
VOLTAGE/FREQUENCY/CURRENT  |  
  |
Nominal voltage Un  |  
   3×230/240V  |  
  
Limited voltage  |  
   60% ~ 120%Un  |  
  
Frequency  |  
   50/60Hz±5%  |  
  
Basic current(Ib)  |  
   10A  |  
  
Maximum current(Imax)  |  
   100A  |  
  
Starting current(Ist)  |  
   30mA  |  
  
Active energy constant  |  
   1000imp/kWh  |  
  
ACCURACY  |  
  |
Active energy as IEC62053 - 21  |  
   Class 1.0  |  
  
Reactive energy as IEC62053 - 23  |  
   Class 2.0  |  
  
POWER CONSUMPTION  |  
   |
Voltage circuit  |  
   <2W <8VA  |  
  
Current circuit  |  
   <1VA  |  
  
TEMPERATURE RANGE  |  
  |
Operation range  |  
   -25°C ~ +70°C  |  
  
Storage range  |  
   -40°C ~ +85°C  |  
  
