ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Voltage measuring range: 0～200V～800V, automatic cutting gear
Current measurement range: Clamp transformers (three types):
5A / 25A (standard)
100A / 500A (optional)
400A / 2000A (optional)
Phase angle measuring range: 0 ~ 359.99 °
Frequency measurement range: 45 ~ 55Hz
Voltage channels: three-channel (UA、UB、UC)
Current channels: three-channel (IA、IB、IC)
Maximum harmonic analysis times: 63 times
Maximum continuous storage period in 1 minute interval: 18 months
Measurement of electrical parameters section: Voltage: ± 0.2%
Frequency: ± 0.01Hz
Current, power: ± 0.5%
Phase: ± 0.2 °
Power quality section: Fundamental voltage tolerance: ≤0.5% F.S.
Fundamental current tolerance: ≤1% F.S.
Phase between fundamental voltage and current measurement error: ≤0.2 °
Percentage of harmonic voltage measurement error: ≤0.1%
Percentage of harmonic current measurement error: ≤0.2%
Three phase voltage unbalance error: ≤0.2%
Voltage deviation error: ≤0.2%
Voltage fluctuation error: ≤0.2%
Working temperature: -10 ℃ ~ + 40 ℃
Charging Power: 220V AC, 45Hz-55Hz frequency
Host Power: ≤3VA
Battery maximum working time: ≤10 hours
Insulation: 1) The insulation resistance between the voltage, current input terminal and the housing ≤100MΩ.
2) Withstand 1.5KV (valid value) with power frequency on operating power input and the shell, which lasts one minute.
Size: 258mm × 158mm × 58mm
Weight: 1.8Kg
