User's Manual

Patient Monitor User Manual EMC Information
- 189 -
Electrical fast
transient/burst
IEC/EN 61000-4-4
r2 kV for power supply
lines
r1 kV for input /output
signal
r2kV for power
supply lines
r1 kV for input
/output signal
Mains power quality
should be that of a
typical commercial or
hospital environment.
Surge
IEC/EN 61000-4-5
r1 kV for line to line
r2 kV for line to ground
r1 kV for line to
line
r2 kV for line to
ground
Mains power quality
should be that of a
typical commercial or
hospital environment.
Power frequency
(50/60Hz)
magnetic field
IEC/EN 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.
Voltage dips, short
interruptions and
voltage variations
on power supply
input lines
IEC/EN
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 sec
<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 sec
Mains power quality
should be that of a
typical commercial or
hospital environment. If
the user of the Patient
Monitor requires
continued operation
during power mains
interruptions, it is
recommended that the
Patient Monitor be
powered from an
uninterruptible power
supply or a battery.
NOTE U
T
is the a.c. mains voltage prior to application of the test level.