MediWorks S360 - Page 7

Slit Lamp Microscope USER MANUAL
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±2 kV lines
to earth
environment.
Voltage dips, short
interruptions and
voltage variations on
power supply input
lines
IEC 61000-4-11
<5% U
T
(>95% dip in U
T
)
For 0,5 cycle
40% U
T
(60% dip in U
T
)
For 5 cycle
70% U
T
(30% dip in U
T
)
For 25 cycle
<5% U
T
(>95% dip in U
T
)
For 5 cycle
<5% U
T
(>95% dip in
U
T
)
For 0,5 cycle
40% U
T
(60% dip in
U
T
)
For 5 cycle
70% U
T
(30% dip in
U
T
)
For 25 cycle
<5% U
T
(>95% dip in
U
T
)
For 5 cycle
Mains power quality should be that of a
typical commercial or hospital
environment. If the user of S360 /S390L
WDR requires continued operation during
power mains interruptions, it is
recommended that the S360/ S390L WDR
be powered from an uninterruptible power
supply or a battery.
Power frequency
(50/60Hz) magnetic
field
IEC 61000-4-8
3A/m
3A/m
Power frequency magnetic fields should
be at levels characteristic of a typical
location in a typical commercial or
hospital environment
Note: U
T
is the a.c. mains voltage prior to application of the test level.
Guidance and manufacturer’s declaration – electromagnetic immunity for ME EQUIPMENT and ME
SYSTEM that are not LIFE-SUPPORTING.
Table 3: Guidance and manufacturer’s declaration – electromagnetic immunity
The S360/ S390L WDR is intended for use in the electromagnetic environment specified below. The
customer or the user of the S360/ S390L WDR should assure that it is used in such an environment.
Immunity test
IEC 60601 test level
Compliance
level
Electromagnetic environment-guidance
Conducted RF
IEC 61000-4-6
Radiated RF
IEC 61000-4-3
3 Vrms
150 kHz to 80MHz
3 Vrms
80MHz to 2.5GHz
V1=3V
E1=3V/m
Portable and mobile RF communications
equipment should be used no closer to any
part of the SYSTEM, including cables, than
the recommended separation distance
calculated from the equation applicable to the
frequency of the transmitter.
Recommended separation distance
P
V
d ]
5.3
[
1

150kHz to 80 MHz
P
E
d ]
5.3
[
1

80MHz to 800MHz
P
E
d ]
7
[
1

800MHz to 2.5GHz
Where P is the maximum output power rating
of the transmitter in watts(W) according to
the transmitter manufacturer and d is the
recommended separation distance in meters
(m).
Field strengths from fixed RF transmitters, as
determined by an electromagnetic site survey,