Guilin Woodpecker Medical Instrument O-Star CURING LIGHT, Instruction Manual, Page: 20 / 23

19
Guidance & Declaration — electromagnetic immunity
The device are intended for use in the electromagnetic environment specified
below. The customer or the user of the device should assure that It is used in
such an environment.
Immunity test
IEC 60601 test
level
Compliance level Electromagnetic
environment - guidance
Electrostatic
discharge (ESD)
lEC 61000-4-2
±8 kV contact
±2 kV, ±4 kV, ±8
kV, ±15 kV air
±8 kV contact ±2
kV, ±4 kV, ±8 kV,
±15 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
±2kV for power
supply lines
±1 kV for Input/
output lines
±2kV for
power supply
lines ±1kV for
interconnecting
cable
Mains power quality
should be that of a typical
commercial or hospital
environment.
Surge
lEC 61000-4-5
±1 kV line to line
±2 kV line to
earth
±1 kV line to line Mains 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 % UT
(>95% dip in
UT.) for 0.5 cycle
40 % UT
(60% dip in UT)
for 5 cycles
70% UT
(30% dip in UT)
for 25 cycles
<5% UT
(>95 % dip in
UT) for 5 sec
<5 % UT
(>95% dip in UT.)
for 0.5 cycle
40 % UT
(60% dip in UT)
for 5 cycles
70% UT
(30% dip in UT)
for 25 cycles
<5% UT
(>95 % dip in UT)
for 5 sec
Mains power quality
should be that of a
typical commercial or
hospital environment. If
the user of the device
require continued
operation during power
mains interruptions, it is
recommended that the
device be powered from
an uninterruptible power
supply or a battery.
Power
frequency
(50/60 Hz)
magnetic field
lEC 61000-4-8
30A/m 30A/m
Power frequency
magnetic fields should be
at levels characteristic of a
typical location in a typical
commercial or hospital
environment.
NOTE UT is the a.c. mains voltage prior to application of the test level.
Guidance & Declaration - Electromagnetic immunity
The device are intended for use in the electromagnetic environment specified
below. The customer or the user of the device should assure that it is used in
such an environment.