• Model NO.：GDTF-225kVA,25kV
• Delivery time：7-30 days
• Transport Package：Vacuum Package
• Specification：ISO, SGS
• Trademark：HV Hipot
• Origin：Wuhan China
• HS Code：9030899090
• Production Capacity：5000 Sets,Year

Basic Info.

Model NO. GDTF-225kVA/25kV Delivery time 7-30 days Transport Package Vacuum Package Specification ISO, SGS Trademark HV Hipot Origin Wuhan China HS Code 9030899090 Production Capacity 5000 Sets/Year

Product Description

 
General information

GDTF(L)-225/25 is specially designed for AC withstand voltage test of power generators, also can be considered as power source of PD & DDF Test for 0.4-1.2µF, 24kV Generator Stator Windings. The capacitance of single phase to ground is 0.4-1.2uF, test frequency is 50Hz and test voltage is no more than 24kV. Testing time is 15mins.


System Composition

PD-free Excitation Transformer APSJL-27kVA/3kV/0.4kV 1set
PD-free Insulation Transformer APSGL-27kVA/415V/415V 1set
PD-free Resonant Control Unit APSTF(L)-27kVA/415V 1set
PD-free Adjustable Reactor APSDK(L)-225kVA/25kV 1set
PD-free AC Voltage Divider APSFR-30kV 1set
PD-free Compensating Capacitor APSBC-30kV 1set


Specification
 

Rated capacity	225kVA
Input power supply	Single phase 415V; 50Hz
Rated voltage	25kV
Rated current	9A
Working frequency	Power frequency 50Hz
Outout voltage waveform distortion rate	≤0.5%
Working time	continuous working of 15min under rated load. (Please kindly notice: The interval time between each lot of tests should be at least 30min. Which means the whole test system should be 15min On/ 30min Off.)
Temperature rise	≤65K after continuous working of 15min under rated load
Quality factor	Q ≥10
Accuracy	1.5% (RMS)
Protective function	over-current, over-voltage and flashover protections for test object.
Partial discharge amount	≤5PC