Electricity Meters
E520 Customer Interface Unit
E520 is a customer interface unit that connects to the electricity meter, allowing consumers to view electricity usage, remaining credit and payment history, and top up electricity credits remotely without visiting a physical payment center.
Its keypad and high-contrast LCD provide access to meter information, pairing and operation feedback. The CIU and meter must be paired before they can communicate.
Enquire About This Product01 / PRODUCT FEATURES
Product at a glance
Remote Credit Top-up
- Allows consumers to top up their electricity credits remotely, without visiting a physical payment center.
High-contrast LCD
- HTN LCD with a 49mm × 22mm screen and 5mm × 10mm main digits.
- High contrast, a 6 o’clock viewing direction and a UV-resistant polarizer.
Meter Data Display
- Displays energy, instantaneous parameters and time in the main data area.
- An OBIS display area follows IEC 62056-61 definitions and includes identifiers for historical data.
- Displays units including kWh, MWh, kvarh, kVAh, V, A and Hz.
Status and Alarm Indicators
- LCD symbols indicate communication status and signal strength, missing or low battery, and power level.
- Displays alarm and tamper indicators, specific alarm symbols, and connected or disconnected relay status.
- Credit, currency and operation success/failure indicators help users understand the current status.
Tariff and Power-flow Display
- Displays multi-time-of-use and step-tariff symbols.
- Four-quadrant symbols indicate positive and negative active power (+P/−P) and reactive power (+Q/−Q).
- Displays phase voltage and reverse phase-current symbols.
02 / SPECIFICATIONS
Technical specifications
| Description | Value |
|---|---|
| Rated Voltage | 230V |
| Rated Frequency | 50Hz |
| Dimensions | 147mm (H) × 82mm (W) × 35mm (D) |
| Operating Temperature | -40°C to +85°C |
| Communication | MBUS/PLC/RF Communication |
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