Variable Frequency AC Resonant Test Systems, Tank Type Above 100 KV

HMCXZ-250kV/500kVA Variable-Frequency Series Resonance Power Frequency Withstand Voltage Test System with Partial Discharge Detection

Brand: HMDQ ( Wuhan Goldhome Hipot)

Model Code:

HMCXZ = Variable-frequency series resonance test system; suffix "PD" indicates built-in partial discharge (PD) detection capability (models without PD testing are commonly designated as HMCXZW in the industry)

250 kV: System rated resonant output voltage of 250 kV AC

500 kVA: Rated test capacity of the complete system is 500 kVA

Core Function: Power-frequency equivalent AC withstand voltage testing + simultaneous partial discharge (PD) detection, used for diagnosing insulation defects in high-voltage equipment

• Input PowerAC 380V ±10%, 50Hz three-phase
• Output Frequency30～300Hz
• Rated Resonance Voltage0～250kV ACTotal Rated Capacity500kVA
•  Max Test Current2A
• Waveform DistortionTHD ≤ 1% Pure sine waveSystem Background PD≤10pC
• Voltage Measurement Accuracy≤±1.5% FS
• Frequency Stability≤0.05% Full-load Continuous Operation:60min