Mindray Z60T - Page 253

Electrical Safety Inspection A-3
A.6 Enclosure Leakage Test
The following outlet conditions apply when performing the Enclosure Leakage test.
 normal polarity( Normal Condition);
 reverse polarity( Normal Condition),
 normal polarity with open neutral(Single Fault Condition);
 reverse polarity with open neutral(Single Fault Condition).
 normal polarity with open earth(Single Fault Condition);
 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
A.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.
 normal polarity( Normal Condition);
 reverse polarity( Normal Condition),
 normal polarity with open neutral(Single Fault Condition);
 reverse polarity with open neutral(Single Fault Condition).
 normal polarity with open earth(Single Fault Condition);
 reverse polarity with open earth(Single Fault Condition).
LIMITS
For CF
applied parts
 10μA in Normal Condition
 50μA in Single Fault Condition
For BF
applied parts
 100μA in Normal Condition
 500μA in Single Fault Condition