Electrical fast
transient/
burst
IEC 61000-
4-4
Surge
IEC 61000-4-5
Voltage
dips, short
interruptions
and voltage
variations on
power supply
input lines
IEC 61000-
4-11
Power
frequency
(50/60 Hz)
magnetic field
IEC 61000-
4-8
NOTE: UT is the a.c. mains voltage prior to application of the test level.
± 2 kV for
power supply
lines ± 1 kV
for input/
output lines
± 0.5kV, ± 1
kV line(s) to
lines ± 0.5kV,
± 1 kV, ± 2
kV line(s) to
earth
0 % UT; 0.5
cycle At 0°,
45°, 90°,
135°, 180°,
225°, 270°and
315°
0 % UT; 1
cycle and
70 % UT;
25/30 cycles
Single phase:
at 0°
0 % UT;
250/300
cycles
30 A/m
Not
applicable
Not
applicable
Not
applicable
30 A/m
39
ENGLISH
Mains power quality
should be that of a
typical commercial or
hospital environment.
Mains power quality
should be that of a
typical commercial or
hospital environment.
Mains power quality
should be that of a
typical commercial or
hospital environment.
If the user of the devi-
ce requires continued
operation during
power mains interrup-
tions, it is recommen-
ded that the device
be powered from an
uninterruptible power
supply or a battery.
Power frequency
magnetic fields
should be at levels
characteristic of a
typical location in a
typical commercial or
hospital environment.