China GDTF Variable Frequency AC Resonant Test System Manufacture and Factory

GDTF Variable Frequency AC Resonant Test System

Brief Description:

GDTF Series AC Resonant Test System For Cables are composed of frequency/voltage adjustment power supply, excitation transformer, reactors and capacitive divider.The power frequency can be adjustable, which make the reactor and tested capacitor resonance.

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Features

● Small size, light weight, portable design.
● Suitable for 35kV or below cables.
● Single parts not more than 30kg, easy to carry.
● 220V or 380V single phase power supply,convenient for on-site power sourcing.

Specifications

● Rated output voltage: based on cable voltage, usually it is 2Uo or 3Uo.
● Output frequency: 20 -300Hz.
● Resonant voltage waveform: sine wave, THD ≤ 1%.
● Full load working time: continuous working time 60mins.
● Quality factor: max. load ≥ 20.
● Frequency adjustment: fineness 0.1Hz, instability ≤ 0.01%.
● Power supply: 220V or 380V single-phase.