Portable High Voltage Cable Testing Equipment For MV Cable Testing Light Weight

Portable Variable Frequency Resonant Withstand Voltage Test Set , For MV Cable and Power Substation Test

I. Product Usage :

FKTF portable variable-frequency series resonance test device mainly aims at AC voltage test for electric equipment and electric systems below 110kv. The reactors and excitation transformers employs dry-type epoxy resin filling, small size and light weight convenient for field moving, series or parallel composition is available, which can meet the test requirements not only of transformer, GIS,breaker, mutual inductor and bushing but also that of cable below 110kv

II. Applicable objects

• XLPE cable of 10kv,35kv,110kv
• GIS,breaker, mutual inductor ,transformer below 110kv
• Small and medium size of generators and motor

III. Main components

• Variable-frequency power source
• excitation transformer,
• Fixed inductance reactors,
• Capacitance voltage divider

• Portable design, less than 50kg for each components, convenient for field voltage withstand test
• Modular structure employed by reactor, convenient and flexible
• Test frequency: 30 ～ 300Hz
• The output waveform is sine wave, wave form deviation factor ≤ 1％
• Easing for wiring and operating
• High degree of test automation, intelligent variable-frequency power source, good stability, complete protection function
• Data inquiry function. Past test data can be inquired

VI. General Technical Data

1. Rated capacity: OEM;
2. Input power: three-phase 380V voltage, frequency is 50Hz;
3. Rated voltage: 18KV, 27kV, 54kV, 50KV, 80KV, 100KV each for made by order
4. Rated current: OEM;
5. Working frequency: 30-300Hz;
6. Device output waveform: sine wave
7. Waveform distortion rate: output voltage waveform distortion rate ≤ 1%;
8. Working time: continuous 60min allowed under rated load; overpressure 1.1 times 1 minute;
9. Temperature rise: temperature rise ≤65K after continuous operation for 60 minutes under rated load;
10. Quality factor: device itself Q≥30 (f=45Hz);
11. Protection function: Over-current, over-voltage and test product flashover protection for the tested product (see the variable frequency power supply section for details);
12. Measurement accuracy: system effective value 1.5;

V. Main Components:(FKTF-108KVA/27KV, 54KV, 108KV test set for example)