This STS prepaid single phase electricity meter is complait for STS standard, designed for residential and small commercial users. This meter supports prepaid recharge management.Users can manage their electricity consumption through TOKEN-based recharging, preventing power disconnection due to insufficient balance. It is an ideal solution for smart metering and energy management.
Main functions:
1. Meter recharge by inputting token
2. Active energy measurement
3. Build-in relay control
4. Low credit alarm( red light alarm)
5. Query data by short codes
Please note:
1.This type no battery inside 2. No buzzer alarm
3. There is LLNN wiring way available
Parameters
| Nominal Voltage | 230V |
| Working Voltage Range | 30%~120%Un |
| Nominal Frequency | 50-60Hz |
| Basic Current (Ib) | 5A |
| Maximum Current (Imax) | 60A |
| Active Energy Constant | 1000imp/kWh |
| Measurement Accuracy | <2W <8VA |
| Power Consumption in Voltage Circuit | <1VA |
| Power Consumption in Current Circuit | -25℃-70℃ |
| Operation Temperature Range | -40℃-85℃ |
