● Product Overview
Product name: 35kV (810kVA/54kV) frequency conversion cable series resonance
Product specifications: XSN (XZ) -810KVA /54kV (frequency conversion)
Applicable to test products: cable, switch
Product range: 35kV/400mm2 cable 5km
Product functions and functions:
1. Help customers to carry out preventive ac pressure test and handover AC pressure test of various tested products;
2. Ac voltage withstand test of cross-linked rubber and plastic power cables, power transformer, GIS, transformer, insulator, generator, switch and other tested products' insulation ability to withstand various overvoltages and capacitive loads.
Product name:
Series resonance withstand voltage test complete set, AC withstand voltage test complete set, resonance boost device for inspection, series resonance withstand voltage tester.
Test subjects:
5km AC voltage withstand test for 35kV/400mm2 cable, capacitance ≤1.073uF, test frequency 30-300Hz, test voltage 52kV, test time 60min
● Technical parameters
1. Core product parameters:
Rated capacity: 810kVA;
Input power supply: three-phase 380V voltage, frequency 50Hz;
Rated voltage: 54kV;
Rated current: 15A;
Operating frequency: 30-300Hz;
Device output waveform: sine wave
Waveform distortion rate: output voltage waveform distortion rate ≤1%;
Working time: continuous 60min under rated load; Overvoltage 1.1 times 1 minute;
Temperature rise: temperature rise ≤65K after 60min continuous operation under rated load;
Quality factor: Q≥30(f=45Hz);
Protection function: over current, over voltage and flashover protection (see section of frequency conversion power supply);
Measurement accuracy: system effective value 1.5 level;
2, the excitation transformer JLB - 45 kva / 3 kV / 0.4 kV 1
Rated capacity: 45kVA;
Input voltage: 0-400V, single phase;
Output voltage: 3kV;
Working time: 60 minutes;
Structure: oil type;
Weight: about 350kg;
Or: 700 * 600 * 400
3. One frequency conversion power supply bP-45KW /380V
Rated output capacity: 45K
Power supply: 380±10%V (three-phase), power frequency
Output voltage: 0 -- 400V, single phase,
Rated input current: 112.5a
Rated output current: 112.5a
Voltage resolution: 0.01kV
Voltage measurement accuracy: 1.5%
Frequency adjustment range: 30-300Hz
Frequency adjustment resolution: ≤0.1Hz
Frequency stability: 0.1%
Operation time: continuous 60min at rated capacity
Maximum temperature of components ≤65K during continuous operation at rated capacity for 60min;
Noise level: ≤50dB
4, high voltage reactor DK (G) -405KVA /54kV 2 sections
Rated capacity: 405kVA;
Rated voltage: 54kV;
Rated current: 7.5a;
Electric sensing: 35H/ single section;
Quality factor: Q≥30 (f=45Hz);
Working time: 60 minutes;
Structure: oil type;
Weight: about 750kg;
Or: Φ 650 * 900 mm
5, capacitor divider FY-60KV /1000pF 1 set
Rated voltage: 60kV;
High voltage capacity: 1000pF
Dielectric loss: TG σ≤0.5%;
Partial pressure ratio: 1000:1
Measurement accuracy: effective value 1.5 level;
Working time: 60 minutes;
Weight: about 12kg;
Or: Φ 160 * 850 mm
6, compensation capacitor divider FY (BC) -60kV/10000pF 1 set
Rated voltage: 60kV;
High voltage capacity: 10000pF;
Working time: 5 minutes;
Weight: 12kg;
Size: φ 150*600mm;
