T&R KV50-20D mk2, Руководство по эксплуатации и техническому обслуживанию

Страница: 20 / 24

20
5. OVERALL PERFORMANCE SPECIFICATION
Insulation resistance at 1000V DC
Not less than 10M Ω between mains input and frame.
Applied voltage test
2kV RMS for 1 minute between mains input and frame
Accuracy of instruments
kV meter ±5% of reading ±5d
mA meter ±2% of reading ±5d
H V Transformer
2.5kV RMS for 1 minute between primary and earth
2.5kV RMS for 1 minute between earthy end of secondary and earth
Complete Equipment
Over voltage test
Equipment runs for 5 minutes at 110% of normal output voltage
Flash over-test
3 flashovers direct to ground at 100% of normal output voltage