home products Calibrator DDSF720/721 single phase multi-tariff kWh meter

DDSF720/721 single phase multi-tariff kWh meter

Place of Origin:China Guangdong	Model Number:DDSF720/721

Company Info

Company Published: 2007
Online Postings: Products , Selling Leads
Country/Territory: Hong Kong
Business Type: Trading Company, Agent, Distributor/Wholesaler
Number of Employees: 11 - 50 People

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Terms of Payment: T/T

Detailed Product Description

DDSF720/721 single phase multi-tariff kWh meter

APPLICATION:

This meter is used by the client who needs multi tariff measurement. .

FUNCTIONS:

Measure reverse and forward energy, reverse energy is measured as forward energy..

LCD display

Sigle phase using power timely measurement with 3 tarrifs and 12 time periods.

Automatically read and store the energy, it can store 12 months data, and can store for 100 years.

Infrared and RS485 communication port.

FEATURES:

l Use quality component with long service life, the accuracy cannot be affected by the frequency, temperature, voltage, harmonic. It is reliable and with long servie life.

l RS485 communication port realizing remote control.

l Strong anti-tempering and magnetic bearing ability

PARAMETERS:

model		DDSF 720	DDSF721
Class	active	1	2
display		LCD
Rated voltage		220V
Rated voltage		2.5(10)A 5(20)A 5(30)A 10(40)A 20(80)A
Power Loss	V circuit	1W/6VA
	I circuit	1VA
Working temperature		-2555
Limited temperature		-4070
Relative humidity		≤85%
Voltage range		0.7Un1.3Un
Reference frequency		50Hz/60Hz
Start current		0.004Ib
Clock error		≤0.5s/d(23)
Dimension		139mm×123mm×58mm
Net weight		Approx. 0.7kg