ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Rated voltage
22kV- - -meets the AC voltage withstand test of 10kV cable; working frequency: 30-300Hz,
Test voltage is 22kV, and the test time is 5min;
52kV- - -meet the AC withstand test of 35kV cable; working frequency: 30-300Hz,
Test voltage is 52kV, and the test time is 60min;
128kV- - -meet the AC withstand test of 110kV cable; working frequency: 30-300Hz,
Test voltage is 128kV, and test time is 60min;
216kV- - -Meet the AC voltage withstand test of 220kV cable; working frequency: 30-300Hz,
Test voltage is 216kV, and test time is 60min;
300kV- - -AC withstand voltage test of 110kV GIS, switch and circuit breaker; working frequency: 30-300Hz, test voltage not exceeding 265kV, the test time is 1min;
500kV- - -the AC voltage withstand test of 220kV GIS, switch and circuit breaker; working frequency: 30-300Hz, the test voltage does not exceed 495kV, and the test time is 1min;
200kV- - -AC withstand test of 110kV / 80000 kVA main transformer; working frequency: 45-65Hz, test voltage not exceeding 160kV, test time 1min;
Output voltage waveform distortion rate: <1.0%
Allowed continuous working time: 60 minutes of working once under rated conditions;
Quality factor of the device: Q 30 (f=45Hz)
The device output waveform: sine wave
Input power supply: three-phase 380V or single-phase 220V
Frequency adjustment range: 30Hz~300Hz
Accuracy of the system measurement is: 1.5%
The device has overvoltage, overcurrent, zero start and other protection functions
