what is harmonic current

200-240V AC Controller Flicker-Free TRIAC Dimming LED Driver For Smart Home Description of TRIAC LED Driver 1. Applied for indoor LED lighting applica...

...-power thyristors, inverters, UPS, switching power supplies, intermediate frequency furnaces, energy-saving lamps, etc.) generates a large amount o...

AHF Active Filter Compensation Cabinet APF Active Power Filter Reduce Current Products Description Product Paramenters TYPE...

...ground fault, to limit the grounding , and to protect the insulator of the potential transformer from damage. Characteristic: 1/ Big thermal...

... Filter 3P3L , 3P4L Power Grid Structure AHF Operating Principle: AHF checks the load in real time through the external CT, perform...

... impact, resulting in the capacitor is easy to damage. Therefore, series reactor with a certain proportion, to suppress and absorb part of ...

... special magnetic circuit structure and its aid-part, it can effectively eliminate 3rd and reduce input and output neutral to 0 A...

... Tester For testing DC . AS the IEC62053-21 Ponit 8.2.3 . requirement: Use our HS-1016 DC & Even Tester together with our ...

... measure in , and monitoring probes are widely used in power system analysis. 2.5mV/A sensitivity, combined with...

... Filtering and Power Factor Correction AC230V,400V,690V General Three phase inductors designed to weaken amplification in highly p...

... Analyzer According to IEC61000-3-2 Introduction Digital power meter ( model) adopts PLL (phase-locked loop) technology, can accura...

....this residual monitors are used to monitor earthed systems (TN and TT systems) for fault s or residual s. The sum of all con...

... for applications requiring very high accuracy more than 0.1%. This unit is not only an excellent test set for protection devices of all kinds but ...

Split core transformer clamp on type clamp-type leakage sensor, also known as clamp-type transformer, is suitable for AC curre...

...neutral first compensating, simultaneous compensation of and reactive power, order of selectable compensating, system par...

... Clamp Probe iProbe MC200: The clamp-on core design permits non-contact measurements through magnetic field induction without requir...

... Stability 3*(0V-450V) Max.3*20A 0.01% 0.05% 0.02%/120s Test output Power of the output Resolution Accuracy Stability 3*(1m...

... Analyzer Introduction: ETCR-5000 Power and Analyzer is specially designed for comprehensive analysis and diagnosis on all the v...

... Device (RCD) UL1053 1. General 1.1 Function Control electric circuits. Protect people against indirect contacts and additional protection a...