EMC Compliance
Discovery NM/CT 670 – Standard Integration Instructions
5483063-1EN, Rev.2, ©2015 GE Healthcare
C-2
Table C-2: EMC Immunity Guidance and Declaration
*
Immunity Test
IEC 60601-1-2
Test Level
Compliance
Level
Electromagnetic Environment Guidance
Electrostatic discharge
(ESD)
IEC 61000-4-2
Contact
: ± 6 kV
Air:
± 8 kV
Contact
: ± 6 kV
Air:
± 8 kV
Floors must be wood, concrete, or ceramic tile. If floors are
covered with synthetic material, the relative humidity must be
at least 30%.
Electrical fast
transient/burst
IEC 61000-4-4
Power supply
lines:
± 2 kV
Input/output
lines:
± 1 kV
Power supply
lines:
± 2 kV
Input/output
lines:
± 1 kV
Mains power quality should be that of typical commercial or
hospital environment.
Surge
IEC 61000-4-5
Line-line:
± 1 kV
Line-earth:
± 2 kV
Line-line:
± 1 kV
Line-earth:
± 2 kV
Mains power quality should be that of typical commercial or
hospital environment.
Voltage dips, short
interruptions and
voltage variations on
power supply input
lines
IEC 61000-4-11
< 5% U
T
†
(> 95% dip in U
T
)
for 5 sec
< 5% U
T
(> 95% dip in U
T
)
for 5 sec
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 a battery.