Precision Metering for Modern Utilities
The DDZ1513 Single Phase Smart Meter Cellular combines precision, reliability, and advanced technology for efficient energy metering. It is an ideal solution for modern utility management with multi-tariff functionality, anti-tamper features, and a user-friendly design.
GPRS/3G/4G/NB-IoT cellular modem communication with infrared and RS485 ports, and DLMS/COSEM compliance enable direct remote reading and management without RF concentrators. Switchable display modes, irregularity detection, and real-time events protect utility assets and support operational efficiency.
Cellular Connectivity
GPRS/3G/4G/NB-IoT modem communication for direct remote reading without RF mesh or concentrators.
Anti-Tamper Protection
Advanced detection algorithms to protect revenue and assets.
Multi-Tariff Billing
Up to 8 tariffs with time-of-use, seasonal, and import/export pricing.
Advanced Features
Comprehensive functionality designed for modern utility operations and enhanced customer service.
Real-Time Event Detection
Instant alerts for tampering, power outages, and critical events to enable rapid response.
Bi-directional Metering
Measure both import and export energy for solar installations and distributed generation.
Remote Load Control
Built-in relay for remote connect/disconnect operations and demand response programs.
Multi-Tariff & TOU
Up to 8 tariffs supporting time-of-use, seasonal, and import/export pricing strategies.
Advanced Tamper Detection
Comprehensive detection for magnetic interference, cover opening, and reverse flow.
Power Quality Monitoring
Monitor voltage, current, power factor, frequency, and harmonic distortion for grid optimization.
Technical Specifications
Official i220/DDZ1513 ratings for engineering, procurement, and deployment planning.
Electrical & metrology
| Reference voltage | 220 V / 230 V / 240 V AC (single-phase) |
|---|---|
| Operational voltage | 80%Un – 130%Un |
| Maximum switching voltage | >415 V |
| Maximum withstand voltage | Phase-to-Phase / Phase-to-Neutral: 4 kV, 50 Hz; Phase-to-Earth: 2 kV, 50 Hz |
| Current | 1(80) A |
| Frequency | 50 Hz / 60 Hz |
| Accuracy class | Active Energy Class 1 |
| Impulse constant | 1,000 imp/kWh |
| Relay | Built in |
| Measurable quantities | Active Power, Reactive Power, Apparent Power, Power Factor, Import/export Energy |
Communication & interface
| Communication interface | GPRS/3G/4G/NB-IoT cellular modem; infrared and RS485 port |
|---|---|
| Protocol | DLMS/COSEM compliance |
| Cellular connectivity | GPRS/3G/4G/NB-IoT module for direct remote management and reading |
Display (LCD)
| Energy registers | Active energy (kWh), Reactive energy (kVARh), Apparent energy (kVAh), Import/export energy |
|---|---|
| Instantaneous values | Phase voltages (V), Phase currents (A), Power factor (PF), Frequency (Hz) |
| Status & diagnostics | Tariff registers, Relay/load status, Alarms/fault codes |
Tariff
| Tariff capacity | Up to 8 tariffs |
|---|---|
| Tariff types | Time of Use, Seasonal Tariffs, Import/Export Tariff |
Environmental & protection
| Operating temperature | −25 °C to +70 °C |
|---|---|
| Ingress protection | IP54 |
| Lightning protection | Built-in varistor |
| Maximum altitude | Up to 3,500 m |
| Fire retardant | 650 °C and 960 °C glow wire tests |
| Electrostatic discharge (ESD) | Constant discharge ±8 kV; Air discharge 15 kV (IEC 61000-4-2) |
Standards & compliance
| General requirements | IEC 62052-11 |
|---|---|
| Active energy | IEC 62053-21 |
| Metering interface | IEC 62055 series |
| Data exchange | IEC 62056-21; DLMS and COSEM interoperability |
| ESD immunity | IEC 61000-4-2 |
For project-specific options and full type-test documentation, contact Delta Prima Metering.