DDS977 Single Phase Electronic Watt-hour Meter

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DDS977 Single Phase Electronic Watt-hour Meter

Application

Type DDS977 single phase DIN watt-hour meter is a kind of new style single phase electronic watthour meter, the meter completely accord with relevant technical require-ments of class 1 and class 2 single phase energy meter stipulated in National standard GB/T17215-2002 and international standard IEC61036, it can accurately and directiy measure active energy consumption from single phase AC electricity net., it can display total energy consumption by step type impulse register or LCD display, it has followeing features:Good reliability, small volume, light weight, specious nice appearance, conve,
nient installation, etc.

Functions and features

■ 35mm standard DIN rail installation, complying with standard DIN EN5002.
■ May select 5+1 digits register by step type or 7 digits LCD display.
■ May select infrared carrier wave carrier wave communication and RS485 serial port communication.
■ Impulse output when no power, complying with standard DIN43864.
■ May select normal or simple connection.

Technical parameters

Type	Accuracy	Rated voltage (V)	Rated current (A)	Starting Current	Insulation Performance
DDS977 (DEM011)	Class 1	220V	2.5(10), 3(15), 5(30), 10(50), 15(90), 20(100), 5(40), 5(100)	0.4%Ib	AC voltage 2KV for 1 minute inpulse voltage 6KV
DDS977 (DEM011)	Class 2	220V		0.5%Ib	AC voltage 2KV for 1 minute inpulse voltage 6KV

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DDS977 Single Phase Electronic Watt-hour Meter

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