Prepaid Meter

UNP234 Three Phase Smart Keypad Prepaid Meter


UNP234 Three phase smart keypad prepaid meter is designed for residential use.The meter supports STS 2.0-compliant prepaid mode and two way communication modules are equipped, which allow for monitoring device status and disconnection and reconnection of the electrical services remotely

Main Functions

  • Phase line measurement, and neutral line measurement 
  • Credit store with decrement-on-use
  • Measuring kWh, kvarh, kVAh, MD
  • Billing, and load profile
  • Time of use (TOU) measurement
  • Power quality monitoring
  • Disconnect and reconnect control
  • Tamper detection and Anti-tamper
  • Alarm notification
  • Local and remote communication

Key Features

  • 220v/230v/240v, 5 (100)A, 50/60Hz
  • Compliance with IEC 62052-11, IEC 62053-21(Class 1), IEC 62053-23(class 2), IEC 62055-41
  • DLMS/COSEM and STS certificated
  • Integrated standard layout keypad
  • Multiple I/O
  • Large data memory storage
  • Upgradeable
  • Switch between prepaid mode and postpaid mode
  • WAN: Plug and play 2G/CAT1+2G/3G/CAT4/4G/G3-PLC/BPLC/HPLC/RF replaceable communication module


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