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1、DDS1891 is a DIN-rail single-phase two-wire active electronic energy meter, which has stable and professional performance. 2、Adopts many advanced R&D technologies, such as microelectronics technology, professional large-scale integrated circuits (integrated circuits), digital sampling and processing technology. 3、It can directly and accurately measure the active energy consumption of the load in a single-phase AC power grid with a rated frequency of 50Hz. 4、The technical performance fully complies with the international standard IEC62053‑21 for Class 1 single-phase active energy meters. 5、Has excellent long-term reliability, small size, light weight, perfect appearance and simple installation.
Item Type: Din-rail Energy Meter
Material: Copper + Plastic
Color: As the picture shows
Voltage: 230V
Frequency: 50Hz
Current: 5(32)A
Starting Current: 0.02A
Insulation Performance: AC voltage 4kv for 1 minute, 1.2 / 50us waveform voltage 6kv
Functions and Features:
1. 35mm standard DIN-rail installation
2. Single pole width (module 18mm)
3. Standard configuration 5 + 1 LCD display (99999.1kWh).
4. Standard configuration of passive pulse output (polarity), long-distance passive pulse output (non-polarity) can be selected, which is convenient for contact with various AMR systems.
5. When the meter starts measuring, the pulse indicator flashes.
6. Automatically detects the flow direction of the load current. (When HELP1 is displayed on the LCD screen, it indicates reverse flow of load current).
7. One-way measurement of single-phase two-wire active energy, independent of the direction of the load current
8. Standard configuration S-type connection, U-type connection can be selected.
9. Extend the terminal cover to protect user safety.

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