Electrical Safety Checks - GE MAC 5500 Service Manual

Electrical Safety Checks

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Revision E
Maintenance: Functional Checkout Procedures
20. Current leakage and ground continuity test results meet requirements?
Perform electrical safety checks when indicated. All indicated electrical safety
checks require a pass/fail indication for steps performed. Record the
measurement values in your debrief.
Table 6. Electrical Safety Checks
Earth Leakage Current
Forward Polarity
Neutral open, Forward Polarity
Neutral open, Reverse Polarity
Reverse Polarity
Enclosure Leakage Current
Forward Polarity
Neutral open, Forward Polarity
Ground open, Forward Polarity
Ground open, Reverse Polarity
Neutral open, Reverse Polarity
Reverse Polarity
Patient Leakage Current to Ground
Forward Polarity
Neutral open, Forward Polarity
Ground open, Forward Polarity
Ground open, Reverse Polarity
Neutral open, Reverse Polarity
Reverse Polarity
Patient Leakage Current Mains on Applied Part
Forward Polarity
Neutral / Ground Closed
Reverse Polarity
Neutral / Ground Closed
MAC 5500 resting ECG analysis system
2020299-020
1 2
Condition UUT - ON

NC ______

SFC ______

SFC ______

NC ______

NC
______

SFC
______

SFC ______

SFC ______

SFC ______

NC ______

NC
______

SFC
______

SFC
______

SFC ______

SFC ______

NC ______
3

SFC ______

SFC
______
Leakage
Result
Current Limits

Pass/Fail 300

Pass/Fail 1,000

Pass/Fail 1,000

Pass/Fail 300

Pass/Fail
100

Pass/Fail
300

Pass/Fail 300

Pass/Fail 300

Pass/Fail 300

Pass/Fail 100

Pass/Fail
10

Pass/Fail
50

Pass/Fail
50

Pass/Fail 50

Pass/Fail 50

Pass/Fail 10

Pass/Fail 5000

Pass/Fail
5000
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