Electrical Tests Installation Guide
2 - 54 046-006272-00 A7â„¢ Service Manual
For periodically performance, all the test items included in the ELECTRICAL SAFETY INSPECTION
FORM shall be performed. The following table specifies test items to be performed after the
equipment is repaired with main unit disassembled.
2 Protective Earth Resistance Ω Max 0.1 Ω
3 Earth Leakage
Normal
condition(NC)
____μA
Max:
NC: 300μA
SFC: 1000μA
Single Fault
condition(SFC)
____μA
When neither power supply PCBA, transformer nor
patient electrically-connected PCBA is repaired or
replaced
Test items: 1, 2
When power supply PCBA or transformer is
repaired or replaced
Test items: 1, 2, 3
TABLE 2-2
TABLE 2-1
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