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2049809-001 Rev B
© 2010 by General Electric Company. All rights reserved.
Appendix C
Electromagnetic immunity
Immunity Test
IEC 60601 Test Level Compliance level
Electromagnetic environment
guidance
Electrical fast
transient/burst IEC
61000-4-4
± 2kV for power supply
line.
± 1kV for input/output
line.
± 2kV for power supply
line.
± 1kV for input/output
line.
Mains power quality should be that of a
typical commercial or hospital environment.
Surge
IEC 61000-4-5
± 1kV differential Mode.
± 2kV common mode
line.
± 1kV differential Mode.
± 2kV common mode
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 unit requires continued
operation during power mains interruptions,
it is recommended that the unit be powered
from an uninterruptible power supply or a
battery.
Power frequency
(50/60 Hz)
magnetic field
environment
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.
NOTE: Ut is the main voltage before application of the test level.
