home products Calibrator DDS720/721 single phase static kWh meter

DDS720/721 single phase static kWh meter

Place of Origin:China Guangdong	Model Number:DDS720/721

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

DDS720/721 single phase static kWh meter

APPLICATION:

This meter is used by common client who needs the meter with long service life and free-maintenance running.

FUNCTIONS:

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

Optical couple pulse test output.

Tamper functionreverse direction, electric steal, and current shunt.

FEATURES:

l LSI design, less spare parts, less power consumption, simple structure.

l High accuracy, error liner wide range, good overload ability.

l Use quality component with long service life and high reliability which features long service life and high reliability

l Prevent no load logic circuit.

PARAMETERS:

Model		DDS 720	DDS721
Class	Active	1	2
Rated voltage		220V
Rated (Max.) Current		2.5(10)A 5(20)A 5(30)A 10(40)A 20(80)A
Power Loss	V circuit	1W/7VA
	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
Dimension		155mm×110mm×59mm
Net weight		Approx. 0.6kg