Model of motor economic operation tester/motor economic operation tester; HAD-CDZ4

model: CDZ4

Safety certificate number: MFA110116/KFA110017

Explosion proof certificate number: 2114264X

Testing principle and function:

The instrument utilizes advanced synchronous signal acquisition, digital filtering and calibration, and reasonable data processing algorithms to ensure the reliability and accuracy of the data. This tester is designed to meet the testing requirements of electrical equipment (suitable for all 50HZ power frequency conditions), solving the testing problem of electrical energy monitoring and filling the technical gap of similar instruments in China. It is highly favored by various technical monitoring and energy monitoring departments.

Technical indicators:

● Compliant with GB 12497-2006 Economic Operation of Three phase Asynchronous Motors
● (1) General measurement
1. Current 0.1-500A, voltage 0-750V, 0-1140V (PT. CT transformer is required for testing motors above 6000V)
3. Active and reactive power, power factor
(II) Operating characteristic parameters of electric motor
1. Input power 2, apparent power 3, output power
4. Load rate 5, efficiency 6, overall efficiency
7. Power consumption 8, line voltage, current 9, voltage current imbalance
10. Motor operating status

Measurement accuracy:

● Current, voltage 0.2 level, power 0.5 level
Absolute error of power factor<0.008

Instrument features:

The instrument adopts two display modes: TFT-HMI true color large touch screen and laptop computer, with a fully Chinese graphic menu to guide user operation.
This instrument is used for testing in accordance with the national standard GB12497-2006 Economic Operation of Three phase Asynchronous Motors, or for comprehensive energy-saving monitoring work; Capable of conducting specialized testing; It can also perform routine testing and analysis.
The instrument is equipped with specialized computer software that can automatically generate test reports for easy organization and archiving, and is suitable for all Windows and Unix systems.
The instrument is powered by nickel hydrogen batteries and can work continuously for 8 hours on a single charge.
Waterproof, moisture-proof, and earthquake resistant design, and the protective capacity of the shell meets the requirements of IP54 in GB4208/2008.
Before sending the instrument for inspection, it undergoes a professional aging test to ensure that the instrument can operate stably for a long time; The instrument undergoes calibration by Jiangsu Institute of Metrology before leaving the factory.
The instrument is designed according to GB3836 Explosion proof Electrical Equipment for Explosive Environments, and the circuit is an inherently safe circuit that can be used in explosive gas environments, ensuring safety during use. And have obtained the mining product safety mark and explosion-proof mark ExiBI.