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Selsyns, rotary transformers, electric motors >> transformers rotating (10VTM-, 2,5VT, 5BVT, BVT, VT-, SKT- and others) >> VT20


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Transformer VT20-D18 rotating (VT20D18, BT-20-D-18, W 20 D 18, BT-20-D18, VT20-A-18)
Technical characteristics of the instrument transformers VT20-D18 rotating:
Changing the phase shift of the output emf when the excitation voltage - 100ugl.min.;
Changing the zero position of the rotor unit transformer VT20-D18 rotating when the excitation voltage - 3ugl.min.;
The change of ratio when the ambient temperature at every 40 ° C - 0.3%;
Changing the phase shift of the EMF output when the ambient temperature at every 40 ° C - 75ugl.min.;
Changing the zero position of the rotor when the ambient temperature of -60 º C to 85 º C - 3 ang.;
The ratio of output change in the EMF to the maximum output voltage when exposed to mechanical loads - 0.2%;
Nominal frequency of the excitation voltage instrument transformer VT20-D18 Rotary - 400Hz;
Operating frequency range of excitation voltage - 380Gts-4200Gts;
Voltage - 12V, 27V;
Input impedance transformer idling device VT20-D18 rotating- 400 ohms, 800 ohms, 1,600 ohms;
Turns Ratio - 0.64, 1.15;
Residual EDS - 0.1%, 0.2%, 0.25%;
Vibration loads:
- Frequency range - up to 3000Gts;
- Acceleration - 200m / s 2;
Shock - 750m / s 2;
Ambient temperature - -60 ° C to +85 º C;
Relative humidity at 35 ° C - 98%;
Weight - 0.085 kg;
Dimensions instrument transformer VT20-D18 Rotary:
- Length - 55mm;
- Diameter - 20.2 mm;
Warranty life - 10000 hours;
The manufacturer guarantees the quality of the instrument transformer VT20-D18 rotating the technical requirements specifications subject to user terms and conditions of storage, transportation, installation, operation, established specifications and operational documentation.