60
Leakage current tester 92-4A / 92-4D / 92-2E
SPECIFICATIONS
*
)
VRT = variable-ratio transformer; MAV = mean average value
Supply internal:
Output voltage:
Mains voltage ... 280 V AC earthbound
Output current /Rated
power output with man-
ual VRT*
)
max. 15 A / max. 3,5 kVA
Supply external:
Output voltage:
50 ... 280 V AC
Output current/Rated
power output
max. 15 A / max. 3,5 kVA
Frequency:
50 ... 400 Hz
Measurement range
100
µ
A / 1 mA / 10 mA
At EN 61010 (with test arrangement A3), EN 60065 and EN61558,
U1 for AC-current up 100 kHz, only the 10 mA range is available.
Leakage current test:
- Measuring error 49 - 61 Hz:
TRMS, MAD and AC-component 1% at MAV*
)
+10 digits
- DC-component, peak measurement and 2% at MAV*
)
+30 digits
measurements according to EN60990 Fig. 3
For all not medical measurement circuits the measuring error is 3
µA minimum always.
Resolution: TRMS and MAD 100 nA / 1 µA / 10 µA
Frequency: measurement of
all frequencies -
DC and 50 to 1 MHz
Leakage current limits:
programmable 10
µ
A .... 10 mA
Warm-up time:
programmable 1 s ... 24 h or continuous operation
Display:
LC-Graphic-Display 240 x 128 Pixel
Supply of test item:
- voltage indication:
0 ... 280 V, resolution 0.1 V / indication error 2 V
- current indication:
0 ... 16 A, resolution 0.1 A / indication error 0.3 A
- frequency indication:
DC / 50 ...400 Hz, res. 1 Hz / indication error 1 Hz
Data memory:
200 Parameter blocks
Fault indication
display text, visual (lamp) and acoustic (buzzer)
Interface:
CAN-Bus (option),
RS-232 C via D-SUB connector (rear side of the housing)
Connection of test
item:
Schuko-socket (front)
Lab terminals (front)
Connection of external
supply:
Lab terminals (rear side)
Operating temperature
range:
10
o
C ... 40
o
C
Air humidity:
25 - 75% rel. air humidity
Power supply:
230 V +/- 10% / 49 - 61 Hz
Dimensions:
19"/4HU, 482 x 177 x 370 (w x h x d)
Weight:
approx. 31 kg
9
SPECIFICATIONS
9.1
Leakage current tester 92-4A
