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1,2VT

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Transformer 1,2VT rotating (1.2-BT, 1.2 W, 1,2 bt, 1,2-bt, 1,2 bt)
 
Rotary transformers 1.2 W is a two-pole contact four or six coil winding machine.
Depending on the scheme and the inclusion mode (function) devices rotating transformer 1,2VT divided by sine-cosine (Synchro), output voltage which is proportional to the sine (cosine) the angle of rotation of the rotor, and linear (LVT), the output voltage which varies linearly proportional to the angle of ± 60 °.
 
Technical characteristics of the instrument transformers 1,2VT rotating:
 
Operation - Synchro, VTDP, LVT;
Changing the phase shift of the output emf when the excitation voltage - 100ugl.min.;
Changing the zero position of the rotor unit transformer 1,2VT rotating when the excitation voltage - 3ugl.min.;
The change of ratio when the ambient temperature at every 40 ° C - 2.5%;
Changing the phase shift of the EMF output when the ambient temperature at every 40 ° C - 210ugl.min.;
Changing the zero position of the rotor when the ambient temperature of -60 º C to 85 º C - 3.33 ang.;
Contact resistance change of the instrument transformer 1,2VT rotating a rotation of the rotor - ± 1 ohms;
Shaft speed - 5ob/min; 120ob/min;
Moment of static friction device transformer 1,2VT Rotary - 0.0015 Nm
The steepness of the output emf of a transformer for remote transmission - 3mV/min;
Nominal frequency of the excitation voltage instrument transformer 1,2VT Rotary - 400Hz;
Operating frequency range of excitation voltage - 380Gts-4200Gts;
Voltage - 6V, 12V;
Input impedance transformer device idle 1,2VT rotating- 200 ohms, 800 ohms;
Turns Ratio - 0.536, 0.56, 1.00;
Rotary transformers 1.2 watts Synchro divided into accuracy classes:
- Transformer 1,2VT Class 1 accuracy (1st class. T) has the characteristics:
- Asymmetry of null positions of the rotor - ± 6,67 ang.;
- Error display the sine function - ± 0,2%;
- Residual EDS - 0.4% (0.1%);
- EMF quadrature coil - 2% (3%);
- Inequality transformation ratios - 0.2%;
- Transformer 1,2VT class 2 accuracy (2 cl. T) has the characteristics:
- Asymmetry of null positions of the rotor - ± 10,00 ang.;
- Error display the sine function - ± 0,3%;
- Residual EDS - 0.6% (0.2%);
- EMF quadrature coil - 2% (3%);
- Inequality transformation ratios - 0.3%;
- Transformer 1,2VT Class 3 accuracy (3 cl. T) has the characteristics:
- Error display a linear relationship - ± 0,4%;
- Residual emf LVT - 0.2%;
- Transformer 1,2VT 4th class of accuracy (4 cl. T) has the characteristics:
- Accuracy of following distance transmission (randomly selected pairs) - ± 20ugl.min.;
- Accuracy of following the reference device;
- VTDP sensor - ± 9ugl.min.;
- VTDP receiver - ± 11ugl.min.;
Vibration loads:
- Frequency range - up to 3000Gts;
- Acceleration - 200m / s 2;
Shock - 1500m / s 2;
Ambient temperature - -60 ° C to +100 º C;
Relative humidity at 35 ° C - 98%;
Weight - 0.02 kg;
Dimensions instrument transformer 1,2VT Rotary:
- Length - 47mm;
- Diameter - 12mm;
Warranty life:
- At frequency 5ob/min - 10,000 hours;
- At frequency 120ob/min - 2000 hours;
The manufacturer guarantees the quality of the instrument transformer 1,2VT rotating the technical requirements specifications subject to user terms and conditions of storage, transportation, installation, operation, established specifications and operational documentation.


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