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S(3) Patient Leakage Current - Single Fault Condition (s.f.c.) Mains On Applied Part - Philips M3001A Service Manual

M3/m4 monitors,measurement server,measurement server extensions.
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Patient Safety Checks
Reporting safety test S(2) in the Service record
S(2):P/x
or
S(2):F/x
where P = Pass, F = Fail and x is the value defined in the test described above
S(3) Patient Leakage current - Single Fault Condition (S.F.C.) mains on applied
part
(*) Not present in Class 2
L (N)
N (L)
Expected test results:
Reporting safety test S(3) in the Service record
S(3):P/x
or
S(3):F/x
where P = Pass, F = Fail and x is the value defined in the test described above
162
S1
S4
(*)
L (N)
N (L)
Maximum leakage current, x = 50µA @ 250V (IEC60601-1 and UL2601-1)
Measures patient leakage current from applied Part to earth caused by external main
voltage on applied Part with switch S5 open and closed. Each polarity combination
possible is tested using S2 and S6. This test is applicable for every measurement input
(ECG / RESP, Invasive Pressure, CO
Instrument under test
S2
PE
Insulating pad
S5
S6
, SpO
, Temperature)
2
2
MD
Applied part
Signal part
in- and/or
output
R
Testing the Instrument

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