Safety Characteristics - Datascope Accutorr Plus Service Manual

3.2 Safety Characteristics

Risk (Leakage) Currents
Enclosure Risk Current
(leakage):
Patient Source Current:
Patient Sink Current:
Dielectric Withstand
2500V RMS at 50 or 60 Hz for 1 minute from any patient lead or combination of
patient leads to the chassis.
1500V RMS at 50 or 60 Hz for 1 minute AC mains hot or neutral to the chassis.
Ground Resistance
Ground resistance less than or equal to 0.1 ohm from the AC mains power inlet
module's ground contact pin to any exposed metal part which may become energized
when measured per UL-544 and IEC 601-1. A ground resistance of up to 0.2 ohm is
allowed when measured from the U blade of the supplied AC line cord to any
exposed metal part which may become energized.
Type of Protection Against Electric Shock
Class 1 with internal electric power source. Where the integrity of the external
protective earth (ground) in the installation or it's conductors is in doubt, the
equipment shall be operated from it's internal electric power source.
Degree of Protection Against Electric Shock
Monitor – Type B applied part.
NIBP – Type BF defibrillation protected applied part.
SpO
Protection Against Hazards of Explosion
Not protected (ordinary).
Protection Against Ingress of Liquids
Not protected (ordinary).
3-6
Revised 12/20/00
Less than or equal to 100uA in normal operating
conditions.
Less than or equal to 300 uA in any single fault condition .
Less than or equal to 10uA in normal operating
conditions.
Less than or equal to 50uA in any single fault condition.
Less than or equal to 50uA.
– Type BF defibrillation protected applied part.
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Accutorr Plus Service Manual
Chapter 3 - Specifications