HT instruments FULLTEST3 - Manual (Page 82)

FULLTEST 3
EN - 81
Dielectric withstanding test (DIELECTRIC)
Nominal test
voltage U N
(V)
Output Resolution
(V)
Accuracy of
output voltage
Overvoltage
protection
250  800 COM & 0.25 0.80 kV
10 ± 3% U
N
CAT III 300 V 810  2500 COM & 0.81 2.50 kV
2510  5100 COM & 2.51 5.10 kV
Nominal test voltage U N : Adjustable 250  5100 V, 50/60 Hz (floating) in steps of 10 V
Distortion of test voltage: Crest factor = 1.414 ± 5%
Measurement modes: MANUAL, RAMP (timer) or BURN
Output power: 500 VA at 5100 V
Leakage current I APP :
Display range
(mA)
Resolution
(mA)
Accuracy
0  200 1 ± (3% rdg + 2 mA)
Leakage current I
REAL :
Display range
(mA)
Resolution
(mA)
Accuracy
0  110 1 ± (3% rdg + 4 mA)
Nominal breaking current (I APP or I REAL ): Adjustable 1  110 mA in steps of 1 mA
Short-circuit current: > 200 mA
Breaking time: < 30 ms
Note!
Always connect COM terminal to GND if measured OUT is grounded, otherwise possible capacitive
leakage current may flow to ground which may disturb the measurement!