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● Measurements and metering: It can measure voltage, current, active power, reactive power, apparent power, power factor, etc. It can measure the import and export active energy and maximum demand, and four quadrant reactive maximum demand. It is with high accuracy, and Class 0.5S and Class 1 for kWh are available.

● Prepayment CPU card, of higher security and reliability.

● TOU: 4 tariffs; Built-in 2 sets of time zone tables and 2 sets of daily period tables, which can be configured as per the requirements. Moreover, the switching time for both 2 sets of time zone tables and 2 sets of daily period tables can be set and smoothly switched. It can set 14 time intervals with minimum interval of 15 minutes. It can be set 254 holidays.

● Step tariffs

● Data snapshot: It supports daily freezing, hourly freezing, occasional freezing, immediate freezing.

● Friendly power supply management

Support emergency credit

● Event logs: It can record latest 10 times records of each event, such as power outage, programming, time correction, meter cover open and terminal cover open, disconnection and reconnection, reset of events, reset of meter, etc.

● Audio and visual alarm

   Audio and visual alarm can be configurable for current reverse, magnetic influence, meter cover open and terminal cover open.

● Load control

   Detecting the customer’s load status, it can alarm or disconnect the load when under overload.

● Communication interface

   One far infrared interface and one RS485 interface are available.

IEC62052-11, IEC62053-21, IEC62053-23, IEC62055-31, IEC62055-41, IEC62055-51

DTZY217 (CP3-4) Three Phase Four Wire CPU Card Prepaid Electronic Meter is a TOU prepayment energy meter. The main functions of the meter are metering active energy, measuring instantaneous quantity, maximum demand, recording data of freeze, current loss, broken phase, meter cover open, overpower alarm, IC card reading/writing, energy charge balance alarm, energy balance credit and etc.it has multiple optional functions which can be optional through configure table as per requirements.