EN
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15.1.2. Guidance and Manufacturer’s Declaration: Electromagnetic Immunity
Zen-O lite™ is intended for use in the electromagnetic environment specified below. The cus-
tomer or the user of the concentrator 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
± 2, 4, 6, 8kV
contact
± 2, 4, 8, 10, 15kV
air
± 2, 4, 6, 8kV
contact
± 2, 4, 8, 10, 15kV
air
Floors should be wood, concrete, or
ceramic tile.
If floors are covered with synthet-
ic material, the relative humidity
should be at least 30%.
Electric fast
transient/burst
IEC 61000-4-4
± 2kV for power
supply lines
± 1kV for input/
output lines
± 2kV for power
supply lines
± 1kV for input/
output lines
Mains power quality should be that
of a typical commercial or hospital
environment.
Surge
IEC 61000-4-5
± 1kV differential
mode
± 2kV common
mode
± 1kV differential
mode
± 2kV common
mode
Mains power quality should be that
of a typical commercial or hospital
environment.
Voltage dips,
short interrup-
tions, and volt-
age 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 Zen-O lite™ Portable Oxygen
Concentrator required continued
operation during power main inter-
ruptions, it is recommended that
the concentrator be powered from
an uninterruptible power supply or
battery.
Power
frequency
(50/60 Hz)
magnetic field
IEC 61000-4-8
30 A/m
30 A/m
Power frequency magnetic fields
should be at levels characteristic
of a typical commercial or hospital
environment.
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