LV DNA
Low Voltage Distribution Network Analyzer
The need for operators to manage their networks more efficiently by means of an effective digitalisation of the system, as a complementary method to traditional network reinforcement, makes it necessary to provide alternative monitoring solutions to fixed monitoring, because it is not always possible or profitable to install it.
At Merytronic, together with Ariadna, we have developed a portable solution for monitoring LV networks, consisting of LV DNA device, a portable data logger, together with the analytics provided by Ariadna Smart IoT platform.
This solution offers several advantages, such as robustness, ease of use and cost-effectiveness compared to fixed installations of monitoring systems, but it also offers a very important advantage: portability. It allows the focus of analytics to be placed on the points where it is considered necessary to have more information on the behaviour of the network.
Main functionalities of the Low Voltage portable monitoring system
- Portable network analyser
- Electrical Losses
- Measurement of Transformer and Feeder Load
- Solving Supply Quality Problems
Fraud detection solution
One of the main objectives of a modern, digitalized network is the efficient detection and reduction of non-technical losses. Based on the data recorded by the LV-DNA device, Ariadna Smart IoT platform allows to make energy balance calculations at various network levels from a single environment:
- Transformer and feeder balance
- Energy balance at feeder level
- Power Loss analysis: kWh per Transformer and feeder
- Shunt tampered meter detection
This solution contributes to enhancing DSO by increasing grid efficiency, minimizing energy wastage, and reducing CO2 emissions. It also works to decrease the overall costs of the system and enhance safety.
Main Features
- 5 connectors for voltages: 3 phases, Neutral, MV ground
- 8 current connectors (3 phases + neutral) each
- Visual information: display and LEDs
- Ethernet communications RJ45
- Integrated Bluetooth
- Internal GPS
- Cellular communication module 2G/3G/4G
- External antennas for GSM and GPS
- USB input
- Internal battery
On-line monitoring and data logger
- Voltage per phase and neutral
- Current per phase and neutral
- Up to 8 x Feeder measurement
- Power Factor per feeder and phase
- Active and Reactive Power / Energy, per feeder and phase
- Overcurrent / Overvoltage / Undervoltage event
- Oscillographies
- Power Quality IEC 61000-4-30 (Class S)
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