Vatech EzRay Chair, Руководство пользователя

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Appendix
EzRay Chair (VEX-S300C) User Manual 69
EN
G
LISH
Guidance and manufacturer’s declaration - electromagnetic immunity
The EzRay Chair (VEX-S300C) is intended for use in the electromagnetic
environment specified below. The customer or the user of the EzRay Chair (VEX-
S300C) should assure that it is used in such an environment.
Immunity test
IEC 60601 Test
level
Compliance
level
Electromagnetic
environment -guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
±6 kV Contact
±8 kV air ±6 kV Contact
±8 kV air Floors should be wood,
concrete or ceramic tile.
If floors are covered with
synthetic material, the
relative humidity should
be at least 30 %.
Electrical fast
transient/burst
IEC 61000-4-4
±2 kV for power
supply lines
±1 kV for
input/output
lines
±2 kV for power
supply lines
±1 kV for
input/output lines
Main power quality
should be that of a
typical commercial or
hospital environment.
Surge
IEC 61000-4-5
±1 kV line(s) to
line(s)
±2 kV line(s) to
earth
±1 kV line(s) to
line(s)
±2 kV line(s) to
earth
Main power quality
should be that of a
typical commercial or
hospital environment.
Voltage dips,
short
interruptions
and voltage
variations on
power supply
input lines
IEC 61000-4-11
< 5 % U т (>
95 % dip in U т)
for 0.5cycle
40 % U
т (60 %
dip in U т ) for 5
cycle, 6 cycle
70 % U
т (30 %
dip in U т) for 25
cycle, 30 cycle
<5 % U
т (<
95 % dip in U т)
for 5 s
< 5 % U т (> 95 %
dip in U т) for
0.5cycle
40 % U
т (60 %
dip in U т) for 5
cycle, 6 cycle
70 % U
т (30 %
dip in U т) for 25
cycle, 30 cycle
<5 % U
т (< 95 %
dip in U т) for 5 s
Main power quality
should be that of a
typical commercial or
hospital environment. If
the user of the EzRay
Chair (VEX-S300C)
image intensifier is to
continue to operate
during mains
interruption, it is
recommended that the
EzRay Chair (VEX-
S300C) be powered
from the uninterruptible
power supply.
Power
frequency
(50/60 Hz)
magnetic field
IEC 61000-4-8
3 A/m 3 A/m
Power frequency
magnetic fields should
be at levels
characteristic of a typical
location in a typical
commercial or hospital
environment.
NOTE: U т is the V a.c. mains voltage before application of the test level.