electric meter lock key

DT7666  three-phase four-wire electronic electricity meter

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Product  Detail

Product Brief Introduction

The DT722 three-phase four-wire kWH eelctricity meter, it has function of identifying the power direction, and the pulse out put can be passive or active  in according with necessity of users. It also accords with GB/T17215.311-2008 and GB/Tl5282-1994. This operation manual appoles to 3 phase 4wire watt-hour meter for the measuremetn of alternationg-current electrical energy of frequency 50Hz.

Function and features

- As export active,high level voltage is 12V (Ioad),As export activet, apply maximum current is 100mA.

- As active output, the device understands maximum voltage is 50V, As passive output, permissible maximum current is 50mA.

- May output 1or 2 pulse signal and meter reverse mark.

- There are 4 types:1,2,4,8 by users option.

Main Technical Data

The meter is highly precise, highly sensitive. Highly reliable wide load rang, low power loss, the power in double directions. Both positive and negative work can be measured in accumulated same direction. So it can prevent any power steeling, such as reverse steeling. live-earth wire steeling, short circuit and so on.