ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Voltage range: AC 40-440V
Current range (double overload):
Terminal input: 5A, 1A
Clamp meter input: 5A 20A 100A 500A 1000A 1500A
Grade:
5A Terminal, 1A Terminal: 0.05
5A clamp（With the function of self-correction), 20A clamp: 0.2
100A, 500A and 1000A: 0.5
Power pulse constant: 5A Terminal, 1A Terminal, 20A clamp, 5A clamp,100A clamp, 500A clamp and 1000A clamp: FL=36000P/kWh FH=3.6×108 P/kWh
Frequency: 45-65Hz
Phase measurement range: -180 -- +180 degrees
Transformation ratio of Transformer: < ±0.5%
Voltage influence: < ±0.01%
Frequency influence: < ±0.01%(45-65Hz)
Temperature influence: < ±5ppm/℃
24h deviation: (0.1)< ±0.02% (0.05)< ±0.01%
Basic errors:
Terminal input:
Active power: ±0.1% ±0.05%
Reactive power: ±0.1%
Power: ±0.1% ±0.05%
Voltage: ±0.1% ±0.05%
Current: ±0.1% ±0.05%
Frequency: ±0.05Hz
Phase: ±0.1 degree ±0.05% degree
Weight: 1.8kg
U.I Harmonic measurement:
Measuring range: 2nd-51st harmonics
Accuracy of measurement: ±0.01%（relative to 100% fundamental wave)
Other technical indicators:
Switching power supply: AC57.7～440V（45～65Hz)
Power consumption: About 6VA
Environment temperature: -20`C--+40`C(Guaranteedaccuracy）
Relative humidity: 40%-95% No condensation
Warm-up time: < 3min
Overall dimensions: (L)249*(W)154*(H)58mm
