● Support UIU

● TOU

   Four tariffs; two sets of time zone tables; two sets of time period tables; support public holidays and weekends

● Step tariffs

● Friendly power supply management

   Support emergency credit

● Events logs

   Detecting and recording events such as current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open, over voltage, under voltage, etc.

● Anti-tamper

   Detecting current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open etc, at the same time the meter can disconnect power supply when the tampers occur which are configured.

● Audio and visual alarm

   Current reverse, magnetic influence, phase bypass, meter cover open, terminal cover open can be alarmed which are configured.

● Disconnection /reconnection

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

● Communication interface

   Optical port and RS485 interface are available; PLC, RF, GPRS or twist-wire interface is optional.

● UIU interface

   PLC, RF or twist-wire is optional.

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

DTZY217 (KP1-1) Three Phase STS Keypad Prepaid Meter has the functions such as metering, monitoring, alarm, display, communication and load control, etc. It adopts STS standard encryption algorithm to exchange the information based on TOKEN, the meter is featured with high metering accuracy, high level security, strong compatibility, easy operation, etc.