NOE28-A Two Phase Three wire Prepaid Electricity Meter
Prepaid,STS,Keypad,Two Phase Three Wire

NOE28-A Two Phase Three wire Prepaid Electricity Meter

Two Phase Three Wire · Keypad TOKEN Recharge · Built-in Relay Control · AMI Remote Recharge

NOE28-A is an STS compliant, keypad type prepaid two phase three wire electricity meter. It supports prepaid recharge by inputting TOKEN through the keypad, with built-in relay for automatic on/off control. It supports TOU tariff and step price setting, maximum demand measurement, event log, low credit alarm and overdraft collection. The meter can communicate with AMI system through LORA-RF or PLC module, widely used for prepaid metering and power management of two phase three wire consumers.

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Recharge Solutions

  • Keypad: input STS TOKEN through meter keypad
  • Vending Software: recharge via Novizexpay vending software, integrated to local Mobile Money Payment Platform via API (M-PESA, Alipay, MTN, Airtel, etc.)
  • Mobile Payment: recharge via third party platform or local mobile payment with API
  • AMI System: remote recharge via DCU and LoRa-RF or PLC module

Basic Functions

  • Prepaid metering: meter recharge by inputting TOKEN, built-in relay control
  • Active energy measurement: accuracy Class 1.0
  • Reactive energy measurement: accuracy Class 2.0
  • MD (maximum demand measurement)
  • TOU tariff: settable by inputting TOKEN, step price on request
  • Auto scroll mode display
  • Event log
  • Low credit alarm
  • Overdraft collection: electricity overdraft collected day by day or month by month
  • Information inquiry: check credit remain, total purchased and total credit by short code

Anti-Tamper

  • Meter will automatically close the switch after detection of magnetic field and open cover event

Communication

  • LORA-RF or PLC module (optional), AMI system supported

Features

STS Standard compliant
Two phase three wire metering
Keypad TOKEN recharge
Built-in relay automatic on/off control
Active energy metering, accuracy Class 1.0
Reactive energy metering, accuracy Class 2.0
MD (maximum demand measurement)
TOU tariff, step price on request
Auto scroll mode display
Event log
Low credit alarm
Overdraft collection (daily / monthly)
Magnetic field anti-tamper (auto trip)
Anti-open-cover tampering
Three recharge solutions: vending software / mobile payment / AMI system
LORA-RF or PLC module communication (optional)

Specifications

Model NOE28-A
Type Two phase three wire prepaid electricity meter
Nominal Voltage 2×120/240V
Working Voltage Range 30%~120% Un
Nominal Frequency 50-60Hz
Basic Current (Ib) 5A
Maximum Current (Imax) 100A
Starting Current (Ist) 30mA
Active Energy Constant 400 imp/kWh
Active Energy Accuracy Class 1.0
Reactive Energy Accuracy Class 2.0
Power Consumption in Voltage Circuit <2W / <8VA
Power Consumption in Current Circuit <1VA
AC Insulation Strength 4kV @ 50Hz 1min
Impulse Voltage 8kV (1.2/50us)
Electrostatic Discharges (contact/air) 8kV / 16kV
Electromagnetic RF Field 27MHz-500MHz 10V/m; 100KHz-1GHz 30V/m
Fast Transient Burst Test 4kV
Insulation Protection Class II
Communication LORA-RF or PLC (optional), AMI system supported
Operating Temperature Range -25°C ~ +70°C
Storage Temperature Range -40°C ~ +85°C