三个阶段的电力能源米试验的长椅上

Specifications: 1) The YC1893D series can be applicable to electric power departments, electric energy meter manufacturers, measuring and quality examining departments and the mining factories or enterprises for testing the 3P3W or 3P4W static meters, mechanical meters and electric mechanical meters 2) Testing mode: active, reactive and man-made reactive 3) Starting and creeping test 4) Testing basic error, average error and standard deviation 5) Testing of meters with different meter constants within the same rack at the same time 6) 2 operation modes: automatic and manual 7) Error data processing and rounding off, data saving and output online 8) Excellent data management and statistic function, can print all kinds of reporting forms according to users' requirement 9) Highly stable and reliable scanning head with function of testing static meters and mechanical meters 10) The swing-together function of the scanning heads improves the working efficiency 11) Simple and reliable mechanical structure 12) Has protection function of current open circuit and voltage short circuit 13) The number of the measuring positions of the test bench is from 3 to 48, and this figure can be changed according to the user's requirement 14) Suit for all the IEC standard meters. Technical specification Power supply Environment temperature: Relative humidity Test voltage output (Phase-Neutral) Power of the voltage output Resolution for voltage Stability for voltage Voltage deviation from 0-max. load Setting accuracy of the voltage Distortion factor of the voltage Test current output Power of the current output Resolution for current Stability for current Current deviation from 0-max. load Phase angle Resolution of the phase angle Setting accuracy for phase angle Test frequency range Resolution of the frequency Rack Number of meter positions Quick acting connectors 3P4W 3×220V±10% 50Hz±2Hz -10°C ... +40°C 35% ... 85% 3×40V ... 450V 3×1000VA(max) 0.01% 50ppm/h 0.01% Better 0.05% at the final range value 0.3≤ (on linear Load) 3×1mA ... 120A 3×1500VA (max) 0.01% 50ppm/h 0.01% . 0° ... 360° 0.01° 0.1° 45Hz ... 65Hz 0.01Hz . Aluminum profile to avoid corrosion 3 ... 48 or according to user’s requirement For three and single phase meters; (C.T. operated and whole current)Continuous current Max. current for 15 min Number of scanning heads Scanning heads 100A 120A According to the number of measuring position Able to detect marks from electromechanical meters and LED’s from electronic metersWave length of LED’s Modulated light bandwidth Scanning head adjustment Type of error display Number of error displays Resolution of the error displays500nm ... 950nm up to 2 kHz In height and depth head by head and in angle all together LED According to the number of measuring position 6 or 8 digits