Electrical Safety Inspection B-3
For IEC60601-1,
 500 μA in Normal Condition
 1000 μA in Single Fault Condition
B.6 Enclosure Leakage Test
The following outlet conditions apply when performing the Enclosure Leakage test.
îš„ normal polarity( Normal Condition);
îš„ reverse polarity( Normal Condition),
îš„ normal polarity with open neutral(Single Fault Condition);
îš„ reverse polarity with open neutral(Single Fault Condition).
îš„ normal polarity with open earth(Single Fault Condition);
îš„ reverse polarity with open earth(Single Fault Condition).
LIMITS
For UL60601-1,
 100μA in Normal Condition
 300 μA in Single Fault Condition
For IEC60601-1:
 100μA in Normal Condition
 500 μA in Single Fault Condition
B.7 Patient Leakage Current
Patient leakage currents are measured between a selected applied part and mains earth. All
measurements have a true RMS only
The following outlet conditions apply when performing the Patient Leakage Current test.
îš„ normal polarity( Normal Condition);
îš„ reverse polarity( Normal Condition),
îš„ normal polarity with open neutral(Single Fault Condition);
îš„ reverse polarity with open neutral(Single Fault Condition).
îš„ normal polarity with open earth(Single Fault Condition);
îš„ reverse polarity with open earth(Single Fault Condition).
LIMITS
For BF
applied parts
 100μA in Normal Condition
 500μA in Single Fault Condition
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