| Description | E type | Advanced E type | G type |
|---|---|---|---|
| Price | low | middle | high |
| Specification | low | high | middle |
| Meter Data Memory |
Low (for 1 month) |
High (for 6 months) |
Middle (for 3 months) |
| Environmental Test |
Indoor (moderate test: IP51 standard) |
Outdoor (severe test: IP54 standard) |
Indoor (moderate test: IP51 standard) |
| Wiring connection |
1ф2W | 1ф2W | 1ф2W and 3ф4W |
| Current Capacity |
40A | 50A | 100A |
| Customer | Residential | Residential | Residential, Commercial, Industrial |
| AMI | Possible | Possible | Possible |
| Communication | PLC / PSTN / RF / CDMA / GPRS / 3G | PLC / PSTN / RF / CDMA / GPRS / 3G | PLC / PSTN / RF / CDMA / GPRS / 3G |