No. 2A201-519EN*A
9
4.
MAIN SPECIFICATIONS FOR SITE PLANNING
(1) Classification of the equipment
Class of protection against electric shock
Class I
Type of protection against electric shock
Type B
Level of protection against the ingress of
water
Normal equipment (IPX0)
Type of safety when used in an environment
where flammable gas mixtures with air or
flammable anesthetic mixtures with oxygen
or nitrous oxide are present
Equipment that should not be used in an
environment where flammable gas mixtures
with air or flammable anesthetic mixtures
with oxygen or nitrous oxide are present
Classification based on the operating mode
Continuous operation with intermittent load
(2) X-ray
specifications
Pattern and type of X-rays
: Fan beam, continuous X-rays
X-ray tube voltage
: 80, 100, 120, 135 kV (
±
3%)
X-ray tube current
: 10 mA to 50 mA (
±
3 mA)
50 mA to 500 mA (
±
5%)
50 mA to 600 mA (
±
5%)
*1
Scan time
: (0.32), 0.5, 0.75, 1.0, 1.5, 2.0, 3.0 s
(0.32 s is for half scan)
*1: When high-power X-ray generator kit (option) is incorporated
(3) X-ray tube leakage dose
X-ray tube leakage dose
: 1.0 mGy or less per hour
(or 2.58
×
10
-5
C/kg·H [100 mR] or less)
X-ray beam shielding lead equivalent
: 2.4 mmPb or more
X-ray tube inherent filtration
: 1.0 mm Al equivalent or more
Inherent filtration other than the X-ray tube : Minimum 1.5 mm Al equivalent
(4) Power supply requirements (for standard system)
See subsection 8.1 "Electrical Equipment".
(5) Grounding
Grounding must be provided in accordance with all applicable legal requirements for medically
used electrical equipment.
(6) Wiring
work
Wiring work for the power supply must be provided as detailed in subsections 8.1 and 8.2.
