High-voltage measuring system UPU-21
Also, this device can be called: UPU 21, UPU21.
UPU-21 high-voltage measuring system - used to diagnose dielectric strength up to 10 kV DC or AC currents to estimate leakage current isolation of scanned objects DC.
Application: in the development and production of radio and electrical products in research institutes, testing laboratories, repair shops and / or enterprises.
Output voltage range:
- DC - from 0 kV to 3 kV;
- Alternating current - from 0 kV to 10 kV.
Error limits installations - ±4%.
The load current - at least 1 mA.
Insulation leakage current UPU-21 - 10 mkA to 10 mA.
Tripping current - not less than 30 mA.
The limits of error (in the range of 0,01 mA to 0,1 mA) - ±15%.
Amplitude value of the ripple voltage - no more than 5%.
Failure time of the output voltage protection trip - no more than 1 s.
Weight - no more than 38 kg.
Dimensions - 280x480x475 mm.
Operating conditions of the UPU-21:
Ambient - 10º C to 35º C.
Relative humidity at 25º C - 80%.
Pressure unit - from 84 kPa to 105,7 kPa (630 mm hg to 800 mm hg).
AC voltage - 220 V.
The frequency of the AC - 50 Hz.
Power consumption - no more than 500 V·A.
Warm-up time - no more than 5 minutes.
Time of continuous operation of the UPU-21 - at least 8 hours.
MTBF - not less than 5000 hours.
Average lifetime of installations - at least 5 years.
Average storage time for heated storage - at least 4 years.
Average time running again - no more than 4 hours.