Bender ISOSCAN W Series - Fault Curve EDS440 and EDS441

Diagrams
11.2 Fault curve EDS440 and EDS441
An insulation fault location outside the grey area causes an error message.
The EDS44…-L indicates the error message via LEDs (see “Device error, failure BS bus master”, page 37).
The EDS44…-S indicates the error message via the ISOMETER®.
Grey: permissible area for Insulation fault location EDS440
Residual
current [A]
0
2
4
6
8
10
12
10
20
30 40 50 60 ... 1000
Figure 11-1: Fault curve EDS440
Frequency
[Hz]
Grey: permissible area for Insulation fault location EDS441
Residual
current [A]
10
20
30 40 50 60
... 1000
0
0,5
1
1,5
2
2,5
Figure 11-2: Fault curve EDS441
Frequency
[Hz]
72 EDS44x_D00201_10_M_XXEN/11.2023