Table 2: Guidance and Manufacturer’s Declaration: Electromagnetic Immunity
The device is intended for use in the electromagnetic environment specified below. The customer or
the user of the devices 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
± 8 kV contact
± 8 kV contact
Floors should be wood,
concrete or ceramic
tile. If floors are
covered with synthetic
material, the relative
humidity should be at
± 15 kV air
± 15 kV air
Electrical fast
transient/burst IEC
61000-4-4
± 2 kV for power
supply lines
± 2 kV for power
supply lines
Mains power quality
should be that of a
typical commercial or
hospital environment.
± 1 kV for
input/output lines
NA
Surge
IEC 61000-4-5
2 kV
0, 90, 180 & 270
degree phase angles
2 kV
0, 90, 180 & 270
degree phase angles
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
100% drop, 0.5 periods
(0°, 45°, 90°, 135°,
180°, 225°, 270°, 315°)
100% drop, 0.5 periods
(0°, 45°, 90°, 135°,
180°, 225°, 270°, 315°)
Mains power quality
should be that of a
typical commercial or
hospital environment. If
the user of the device
requires continued
operation during power
mains interruptions, it is
recommended that the
device be powered from
an uninterruptible power
supply or a battery.
100% dip, 1 period
100% dip, 1 period
30% dip, 25/30
periods
30% dip, 25/30
periods
100% drop, 5 seconds
100% drop, 5 seconds
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 environment.
Note
UT is the a.c. mains voltage prior to application of the test level.
EN
31
Infinity NA 1704A inside ED278-07.indd 31
25/02/2018 08:30:07
