B. Braun Dialog+ Service Manual page 13

+
Dialog
SW 9.xx
1.1.1 Measurement Circuits for Measurement of Electrical Safety
According to IEC 62353/60601-1
Protective earth (ground)
Supply mains terminals
L, N
MP
Mains part
Measuring device
MD
Resistance measurement equipment
Part of enclosure not protectively earthed
Table 1: Legend of Abbreviations and Symbols
L
N
PE
Fig. 1: Protective Earth Resistance
L(N)
L
N
N(L)
PE
Fig. 2: Equipment Leakage Current
L
N
PE
MD
Fig. 3: Patient Leakage Current
BA-TE-DE08C M.KAY
Dialog+ SW9xx_SM_Chapter 1-1_1-2010.doc/pdf <110301> yymmdd
1 . C o m m i s s i o n i n g
MP AP
M
MP
MP AP
PE
AP
M
Protective Earth Resistance
Test current: ≥ 200 mA
The test current must be measured in both
directions.
Equipment Leakage Current:
•
Differential Measurement
AP
Patient Leakage Current
1 / 2 0 1 0
Protective earth terminal
Applied part
Residual current meter with frequency
response as MD
Connection to accessible conductive parts
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