UNT234 Single Phase Meter
Overview
The UNT234 is a three-phase four wires meter. It features bi-direction measurement, comes with a large LCD and built-in RTC, supports energy consumption metering,multiple tariff, maximum demand, monthly profile and anti-tampering functions.
It is ideal for energy metering scenarios in residences, commercial stores, apartments and small businesses.
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Bidirectional Measurement
It measures total, import and export energy consumption kWh/kvarh, as well as maximum kW/kvar/kVA demand for both import and export..
Display available after power outage
LCD display can be wake up by button pressing to view consumption data after power outage.
AMR ready
With optional RS485 communication, it supports remote meter reading of billing data, load profiles and event logs.
Technical Specification
| Meter model | UNT234 |
| Operating Voltage | 2*230/400V，2*220/380V，2*240/415V |
| Voltage range | 0.5 Un ~ 1.2 Un |
| Current rating | 5(60)A，5(80)A，5(100)A |
| Starting current | 0.4% of Ib |
| Frequency | 50/60Hz ±5% |
| Degree of protection | IP54 |
| Connection type | 3P4W |
| Accuracy Class | Active: CL 1.0 (IEC62053-21) Reactive: CL 2.0 (IEC62053-23) |
| Communication interface | Optical port/RS485(optional) DLMS/COSEM compliance |
| Wiring Connection | L1L1L2L2L3L3NN |
| Temperature Range: | -40 °C ~ +70 °C |
| Meter lifetime | ≥15years |
| Insulating class | Class II |
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