Benning ST 755 Operating Manual page 98

Measurement
Safety extra-low voltage (PELV, SELV), measurement using
a probe
Measuring range:
Resolution: 0.1 V
at 230 V AC 10 %
Accuracy:
15 % of the measured value
Measurement
Welding voltage U , measurement using a probe
a
Measuring range:
Resolution: 0.1 V
at 230 V AC 10 %
Accuracy:
2.5 % of the measured value
Measurement
Continuity test (cable reels and extension cables)
Testing current: at 230 V AC, 50 to 60 Hz
 600 mA AC – 0 % + 25 % at 0 to 5 Ω
Measuring range:
0.01 Ω
Resolution:
at 230 V AC 10 %
Accuracy:
 15 % of the measured value
Measuring voltage:
Measurement
PRCD test
Testing current: 0 ... 100 mA
100 mA ... 1000 mA
Types of current: sinusoidal
DC +/ -
half-wave 0° and 180°
Accuracy: Tripping fault current:
0 % ... +10 % (I
Accuracy: Non-tripping fault current:
-10 % ... 0 % (I
Tripping time:
+ / - 10 % of the max. admissible tripping
time
90
1.0 ... 360 V DC or 250 V AC
1.0 ... 200 V DC or 140 V AC
0.10 ... 30.000 Ω
U approx. 12 V DC
0
; 5 x I )
n n
/ 2)
n
acc. to measuring spec./ limit
VDE 0701-0702
acc. to measuring spec./ limit
VDE 544-4
acc. to measuring spec./ limit
VDE 0701-0702
acc. to measuring spec./ limit
VDE 0701-0702
Tester acc. to regulation
EN 61010-1
(VDE 0411-T1)
EN 61557-1
(VDE 0413 T1)
DIN EN 61557-16:2015-12
VDE 0404-3
Tester acc. to regulation
EN 61010-1
(VDE 0411-T1)
EN 61557-1
(VDE 0413 T1)
DIN EN 61557-16:2015-12
VDE 0404-3
Tester acc. to regulation
EN 61010-1
(VDE 0411-T1)
EN 61557-1
(VDE 0413 T1)
DIN EN 61557-16:2015-12
VDE 0404-3
Tester acc. to regulation
EN 61010-1
EN 61557-1
EN 61557-6