Standard and Compliance

IEC 62052-11, IEC 62053-21, IEC 62053-23

IEC 62055-41  

DLMS/COSEM

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Product Features

Plug-and-play communication modulesapplication

Big LCD to monitor meter operation

Non-volatile memory to store meter datawithout using a backup battery

Support local/remote firmware upgrade

Terminal holes and screws withanti-dropping design

Anti-Tamper design

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MAIN FUNCTIONS

Avg_Time

MEASUREMENTS:

▪ +/- Active energy, +/- Reactive energy, +/- Apparent energy, total active energy and net active energy measurement.

▪ Voltage, current, power, power factor, frequency.

▪ Slid demand: Period(15mins) +sliding(3mins), configurable.

▪ Current date and time.

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receipt_long

BILLING:

▪ Automatic monthly billing reset on 00:00:00 of the 1st day in each month, configurable.

▪ Demand monthly billing reset via reset button.

▪ Up to 12 monthly billing records of data in meter memory.

▪ Automatic daily billing reset on 00:00:00 of every day, configurable.

▪ Up to 62 daily billing records of data in meter memory.

▪ Remotely reset from AMI central system.

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cached

LOAD PROFILES:

▪ Independent Energy profile and quality profile.

▪ Record up to 100 days of 15-minute load profiles with 16 channels, FIFO basis.

▪ Load profile interval configurable from 1-60 minutes

▪ FIFO storage mode.

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communication

COMMUNICATION:

▪ Equipped with an infrared optical port compliant with the IEC 62056-21 standard for meter programming and data downloading.

▪ Additional RS485 interface for local communication .

▪ Plug and play RF module for remote communication with HES.

▪ Optional Wireless M-BUS communication with gas/water meter.

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bolt

POWER QUALITY:

▪ Current reverse detection.

▪ Over-voltage and under-voltage detection with a configurable time threshold.

▪ Long and short outage detection with a configurable time threshold.

▪ Over current/over load detection with a configurable time threshold.

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tv_displays

LCD DISPLAY:

▪ With backlight.

▪ 8 digits energy display.

▪ Capable to display symbols of OBIS code, current tariff index,

Current reversal, relay status, tamper and alarm status,

sad/smile face, battery low status, Electrical units.

▪ Support scrolling mode and manual mode with push button to display items.

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MAIN FUNCTIONS

apps

TARIFF FUNCTIONS:

▪ 4 tariffs index T1 to T4

▪ 12 time switch

▪ 8 day profile table

▪ 8 week profile table

▪ 12 seasonal profile table

▪ 100 special day

▪ TOU automatically switch, configurable switch date/time

▪ With battery to maintain clock and calendar

power

POWER QUALITY:

▪ Current reverse detection.

▪ Over-voltage and under-voltage detection with a configurable time threshold.

▪ Long and short outage detection with a configurable time threshold.

▪ Over current/over load detection with a configurable time threshold.

switch_left

DISCONNECT/RECONNECT SWITCH:

▪ Internal latching relay for disconnect control.

▪ Remote /local automatic closing without manual trip.

▪ Relay disconnect when open terminal cover, open meter cover, over-current, over-temperature, over-voltage, power outage and magnetic disturbance, configurable

▪ Additional auxiliary relay

shield

ANTI-TAMPER:

▪ Detection of meter/module/terminal cover, magnetic disturbance, box open, etc.

▪ Able to detect meter/terminal cover when power off.

▪ Show tamper alarm on LCD and LED.

▪ All tamper events will be recorded on meter memory.

nest_clock_farsight_analog

PREPAYMENT FUNCTIONS:

▪ Prepayment mode by default, Prepaid/postpaid mode switchable.

▪ Support online prepayment remotely from the AMI central system.

▪ Low balance alert by audible alarm & LED alarm to remind user to top up.

▪ Support emergency mode.

▪ Standard 12-key keypad on UIU with audio feedback upon keypress