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75
Table 2
For all ME EQUIPMENT and ME SYSTEMS
Guidance and manufacturer’s declaration – electromagnetic immunity
TheSBM50isintendedforuseintheelectromagneticenvironmentspecifiedbelow.ThecustomerortheuseroftheSBM50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 cera-
mic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 Mains power quality should be that of a typi-
cal 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
Mains power quality should be that of a typi-
cal commercial or hospital environment.
Voltage dips, short interrup-
tions 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 cycles
70 % U
T
(30 % dip in U
T
)
for 25 cycles
<5 % U
T
(>95 % dip in U
T
)
for 5 s
<5 % U
T
(>95 % dip in U
T
)
for 0.5 cycle
40 % U
T
(60 % dip in U
T
)
for 5 cycles
70 % U
T
(30 % dip in U
T
)
for 25 cycles
<5 % U
T
(>95 % dip in U
T
)
for 5 s
Mains power quality should be that of a typi-
cal commercial or hospital environment. If
the user of the SBM 50 requires continued
operation during power mains interruptions,
it is recommended that the SBM 50 be pow-
ered from an uninterruptible power supply
or a battery.
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 environ-
ment.
NOTE: U
T
is the a.c. mains voltage prior to application of the test level.
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