Electric Energy Meter
1.AMR submetering solution 2.M-BUS protocol and Modbus available 3.single phase
Performance criteria:
| Operating humidity | ≤ 75% |
| Storage humidity | ≤ 95% |
| Operating temperature | -10°C - +50°C |
| Storage temperature | -30°C - +70°C |
| International standard | EN50470-1,EN50470-3 |
| Accuracy class | 1 |
| Protection against penetration of dust and water IP51 | |
| Insulating encased meter of protective class |
Meter specifications:
Meter type: STE-101C (LCD display)
Voltage(v)
| Nominal voltage AC | 1×220-230V AC |
| Voltage range | 0.7~1.3Un |
| Insulation capabilities: | - AC voltage withstand 2KV for 1 minute |
| - Impulse voltage withstand 6kV – 1.2µS waveform |
Current(A)
| Imin | 0.5 |
| Itr | 1 |
| Iref(Ib) | 10 |
| Imax | 100 |
| Ist | 40mA |
General data
| Frequency (Hz) | 50/60 |
| Frequency range | ±5% |
| Accuracy class | B(CI..1) |
Standards
| MID approval according to | EN50470-1,EN50470-3 |
| International approval according to | IEC62053-11,IEC62053-21 |
| Over current withstand | 30Imax for 0.01s |
| Operational frequency range | 50~60Hz ±10% |
| Internal power consumption | ≤2W / 10VA |
Test output flash rate (RED LED) | 1600imp/kWh |
| Pulse output rate (pins 5 & 6) | 1600imp/kWh |
Reverse indicator (RED LED) | Current reverse |
| Consumption indicator (RED LED) | Flashing at load running |
| Communication indicator (GREEN LDE) | Flashing at communication running |
| Data communication port | M-bus |
| Data save | The data can be stored more than 20 years when power off |
M-bus communication specifications:
| Bus type | M-bus |
| Baud rate | 300, 2400(default), 9600 |
| Address range | ≤380m 250PCS ≤3600m 64PCS |
| Downlink signal | Master to slave, Voltage modulation |
| Uplink signal | slave to master,Current modulation |
| Cable | JYSTY (n×2×0.8) |
| Protocol | EN13757-3 |
| Bus loading | 256 meters per bus |
| Range | 1200m |
Electric Energy Meter
