C - 2 Operator’s Manual
C Electrical Safety Inspection
C.2 Device Enclosure and Accessories
C.2.1 Visual Inspection
C.2.2 Contextual Inspection
C.3 Device Labeling
Check that the labels provided by the manufacturer or the healthcare facility are present and legible.
• Main unit label
• Integrated warning labels
C.4 Protective Earth Resistance
1. Plug the analyzer probes into the device’s protective earth terminal and the protective earth
terminal of the AC power cord.
2. Test the earth resistance with a current of 25 A.
3. Verify the resistance is less than the limits.
LIMITS
ALL COUNTRIES R = 0.2 Ω Maximum
C.5 Earth Leakage Test
Run an Earth Leakage test on the device being tested before performing any other leakage tests.
The following outlet conditions apply when performing the Earth Leakage test.
• normal polarity (Normal Condition);
• reverse polarity (Normal Condition);
Test Item Acceptance Criteria
The enclosure and
accessories
No physical damage to the enclosure and accessories.
No physical damage to meters, switches, connectors, etc.
No residue of fluid spillage (e.g., water, coffee, chemicals, etc.).
No loose or missing parts (e.g., knobs, dials, terminals, etc.).
Test Item Acceptance Criteria
The enclosure and
accessories
No unusual noises (e.g., rattles inside the case).
No unusual smells (e.g., burning or smoky smells, particularly from
ventilation holes).
No taped notes that may suggest device deficiencies or operator
concerns.
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