Product Details

Power harmonic Alarm

Product Description

1. It meets the whole requirements of GB/T1459~93 to test the virtual value, and positive ,reverse and zero sequence component of current and voltage

2. Measuring area: content of voltage harmonic, distortion factor of phase-angle and current voltage

3. Virtual value of current harmonics, distortion factor of phase-angle and total voltage harmonics

4. Range of measuring harmonics: fundamental wave -51times harmonics

5. Way of input signals: voltage, current, phase

6. Print: printed three-phase waveforms, statistic of the testing results, automatic printed three-phase results.

The key technical indexes:
1.Way and range of input signal
A.Three-phase voltage and three-phase current
B. voltage test range: 10-240V(or 20-400V)
C. current test range: 0.05-6A (or0.1-12A)
D. tracking range of fundamental harmonics frequency

2. Input impendence: voltage side≥200kΩ, current side≤20mΩ
3. Measuring accuracy: measuring error of fundamental: ≤0.5%
4. Measuring times of harmonics: 5-51
5. Statistical times:5~96 times are choiceable
6. Timing space of orientation in time:0~999 minutes are choiceable
7. setting range of continuous limited number:0~999
8. time of equipments’ power supply source:220V±15%;50Hz±5%;THDu±≤8.0%; 20VA

Our Services

(1) Specialize:

Our company engineers most from Wuhan National Grid Institute, have mature technology and wonderful products,have our first oversea order as early as 2007 year to Vietnam, have near 80 countries & areas for now, we have near 20 years experience manufacture & marketing in h.v test area, has won three national patent certification, grasp the core technology, we can customized according to your special requirement.

(2) Quality:
Strictly factory to user quality control, all equipments will be tested by our Quality Control Department before leave factory.The Inspection Report will be sent to you when shipment to user.

(3) Service:
Timely and effective before and after sales service.
3 years warranty and technical support.
Golden supplier of alibaba, support 100% protection for product quality and first time shipment, which welcomed by our old users.

Packaging & Shipping

Company Information

(1) The technology support includes many national research institutions and famous universities, such as: Wuhan High-voltage Research institute, Huazhong University of science and technology, Wuhan University, China Optical Valley Industrial Base, etc.

(2) It mainly carries through developing power & electric measuring calibrators, high-voltage testers, related or specialized abnormal modes in specialized fields for testing devices and searching for tech-cooperation on custom-making these products (we promise to achieve whatever you have in or out of your mind).

(3) We major in designing, producing and selling online monitoring systems of first and secondary equipments and their relevant softwares and tech equipments, and provide technology support too.

(4) Our product market has covered nationally the domestic power system as well as other involving industries, and yearly exported quantity products aboard. We look forward to well-round technical communication and cooperation with people from different walks.

Certifications

Please view more products on our website: http://hvtcn.en.china.cn/