Under the normal conditions, the device "Tangens-3M-3" provides the measurement of the dielectric loss tangent (tgδ) and the capacity of liquid dielectric samples (Сх) in the ranges with basic measurement error given below:
- measurement range of dielectric loss tangent – from 1·10-4 to 0,3;
- limit of permissible absolute basic error when measuring the dielectric loss tangent 1) – ±(2·10-4 + 0.05 tgδ)%;
- range of capacity measurement at a test voltage – from 1.5 to 2 kV from 5 pF to 100 pF;
- limit of permissible basic error when measuring the capacity at a frequency of 50 Hz – 1 pF+0.01 Сх;
- limit of permissible basic error when measuring the capacity at a frequency of 54 Hz – 1 pF+0.03 Сх;
- limit of measured liquid temperature deviation from the preset temperature, °С, – ±1;
- limit of permissible absolute basic error when measuring the dielectric loss tangent 2) – ±(2.5·10-4 + 0.07 tgδ);
- limit of permissible relative error when measuring the RMS voltage value at a frequency of 50 Hz in the voltage measurement range – from 1 to 2 kV ±3%;
- limit of permissible relative error when measuring the RMS voltage value at a frequency of 54 Hz in the voltage measurement range – from 1 to 2 kV ±3%;
- limit of permissible absolute measurement error of the measured liquid dielectric temperature – ±1 °С;
- heat time up to 90°C, min, – 80±20;
- cell volume, cm3, – 60±2;
- single-phase AC supply voltage, В, – 230±22;
- power consumption, W, max, – 0.6.