NOTE
U
T
is the AC power voltage before application of the test level.
NOTE
At 80 MHz and 800 MHz, the separation distance for the higher frequency range applies.
Electromagnetic Immunity: Environment Guidance
Immunity Test IEC 60601 Test Level Compliance Level Electromagnetic
Environment Guidance
Electrostatic discharge
(ESD), IEC 61000-4-2
± 6 kV contact, ± 8 kV air Same as IEC 60601 test
level
Floors should be wood,
concrete, or ceramic 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
Same as IEC 60601 test
level
Mains power quality should
be that of a typical
commercial or hospital
environment.
Surge, IEC 61000-4-5 ± 1 kV differential mode,
±2 kV common mode
Same as IEC 60601 test
level
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
Drop out <40 msec Same as IEC 60601 test
level
Mains power quality should
be that of a typical
commercial or hospital
environment. If you require
continued operation during
power mains interruptions,
Philips recommends that
the system be powered
from an uninterruptible
power supply or a battery.
Electromagnetic Compatibility
Safety
EPIQ 7 User Manual 4535 617 25341 75
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