Siemens SIREMOBIL Iso-C

© Siemens, 2008 SPR2-230.840.01.01.02 SIREMOBIL Iso-C
08.08 CS PS SP
Prerequisites 17
Page 17 of 148
For internal use only
Fig. 3: Measuring circuit for measuring the device leakage current using the residual current
procedure in compliance with DIN VDE 0751-1:2001-10, Fig. C5 for Protection Class I
Pos. 1 System
Pos. 2 Applied part (if present)
Pos. 3 Measuring arrangement (integrated in measuring instrument)
If the direct measurement of the device leakage current is used (measuring arrangement
according to (Fig.4/p.17)), then the system must be set up insulated during the measure-
ment and must not be touched during the measurement.
Fig. 4: Measurement circuit for direct device leakage current measurement in compliance with
DIN VDE 0751: 2001-10, Fig. C6 for Protection Class I
Pos. 1 System
Pos. 2 Applied part (if present)
Pos. 3 Measuring arrangement (integrated in measuring instrument)