Operation Manual

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BENNING ST 750 A
Measurement acc. to measuring spec. / limiting value Tester acc. to regulation
Measurement of the alternative leakage current,
as protective conductor current, contact current ,
device leakage current, leakage current of applied part for medical
electrical devices (patient leakage current)
DIN VDE 0701-0702, Class I
Protective conductor current, 3.5 mA
Heating devices up to 3.5 kW 3.5 mA
for > 3.5 kW 1 mA / kW,
max. 10.0 mA
DIN VDE 0701-0702
Contact current (ICont)
Classes I - II 0.5 mA
DIN VDE 0751-1
Class I ILeak, 1.0 mA
Class II ILeak, 0.5 mA
DIN VDE 0751-1
PLeak (AC) type BF 5.00 mA
type CF 0.05 mA
IEC 60601-1
ILeak note 1 5.00 mA
ILeak note 2 10.00 mA
ILeakX-raywithPE 5.00mA
ILeakX-raywithoutPE 2.00mA
DIN EN 61010-1
(VDE 0411-T1)
DIN EN 61557-1
(VDE 0413 T1)
DIN VDE 0404-1
DIN VDE 0404-2
Testing voltage: approx. 200 V AC, ± 20% at 230 V AC
The measured current is projected to 230V!
Testing current: max. 25 mA
Measuring range: 0.050 ... 25.000 mA
Resolution: 0.001 mA
Accuracy: at 230 V AC ± 10%
± 15% of the measured value
Internal resistance (measuring instrument / probe)
VDE0701–0702 Ri 2kΩ
VDE0751-1  Ri 1kΩ
Measurement acc. to measuring spec. / limiting value Tester acc. to regulation
Measurement by means of the differential current measurement method
(test socket); measurement of the protective conductor current for
devices of Class I (test socket), measurement of the leakage current,
contact current, leakage currents of applied parts for medical electrical
devices, patient leakage current; protection classes I and II
DIN VDE 0701-0702, Class I
Protective conductor current, 3.5 mA
Heating devices up to 3.5 kW 3.5 mA
for > 3.5 kW 1 mA / kW,
max. 10.0 mA
DIN VDE 0701-0702
Contact current (ICont)
Classes I - II 0.5 mA
DIN VDE 0751-1
Class I ILeak, 0.5 mA
Class II ILeak, 0.1 mA
DIN EN 61010-1
(VDE 0411-T1)
DIN EN 61557-1
(VDE 0413 T1)
DIN VDE 0404-1
DIN VDE 0404-2
DIN VDE 0404-3
Measuring range: 0.050 ... 25.000 mA (displayed from 50 µA on)
Resolution: 0.001 mA
Accuracy: at 230 V AC ± 10%
± 15% of the measured value (from 100 µA on)
manual / automatic pole reversal!
Internal resistance (measuring instrument / probe)
VDE0701–0702 Ri 2kΩ
VDE0751-1  Ri 1kΩ