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5. Power and Environmental Specifications
Table 12: Electromagnetic Immunity — All equipment & systems not life-supporting
Immunity test
EN/IEC 60601-1-2
test level Compliance level
Electromagnetic
environment - guidance
ESD EN/IEC
61000-4-2
±8 kV contact
±2 kV, ±4 kV, ±8 kV
Air, ±15 kV Air
±8 kV contact
±2 kV, ±4 kV, ±8 kV
Air, ±15 kV Air
Floors should be wood, concrete, or
ceramic tile. If floors are synthetic,
relative humidity should be at least
30%.
Radiated RF EN/IEC
61000-4-3
3 V/m, 80 MHz – 2.7
GHz
80 % AM at 1 kHz
3 V/m, 80 MHz – 2.7
GHz 80 % AM at 1
kHz
EFT EN/IEC 61000-4-4 ±2 kV mains
±1 kV I/Os
100 kHz repetition
frequency
±2 kV mains
±1 kV I/Os
100 kHz repetition
frequency
Mains power quality should be that
of a typical commercial or hospital
environment.
Surge EN/IEC
61000-4-5
± 0,5 kV, ± 1 kV
Differential
± 0,5 kV, ± 1 kV, ± 2
kV Common
± 0,5 kV, ± 1 kV
Differential
± 0,5 kV, ± 1 kV, ± 2
kV Common
Mains power quality should be that
of a typical commercial or hospital
environment.
Voltage dips/dropout
EN/IEC 61000-4-11
0 % Dip; 0,5 cycle
At 0°, 45°, 90°, 135°,
180°, 225°, 270°
and 315°
0 % Dip; 1 cycle
70 % Dip; 25 cycles
for 50Hz at 0°
70 % Dip; 30 cycles
for 60Hz at 0°
0 % Interruption;
250 cycles for 50Hz
at 0°
0 % Interruption;
300 cycles for 60Hz
at 0°
0 % Dip; 0,5 cycle
At 0°, 45°, 90°, 135°,
180°, 225°, 270°
and 315°
0 % Dip; 1 cycle
70 % Dip; 25 cycles
for 50Hz at 0°
70 % Dip; 30 cycles
for 60Hz at 0°
0 % Interruption;
250 cycles for 50Hz
at 0°
0 % Interruption;
300 cycles for 60Hz
at 0°
Mains power quality should be
that of a typical commercial or
hospital environment. If the user
of the system requires continued
operation during power mains
interruptions, it is recommended
that the system be powered from
an uninterruptible power supply or
battery.
Power frequency 50/60
Hz magnetic field EN/
IEC 61000-4-8
30A/m
30A/m Power frequency magnetic
fields should be that of a
typical commercial or hospital
environment.
Nexus DR Regulatory and Safety Manual, 736-226-G1, Rev. J | 29