Contec 300G - Page 38

User Manual
35
Guidance and manufacture’s declaration – electromagnetic immunity –
for all EQUIPMENT and SYSTEMS
Guidance and manufacture’s declaration – electromagnetic immunity
The ECG300G is intended for use in the electromagnetic environment specified below. The customer or the
user of
ECG300G 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
±6 kV contact
±8 kV air
±6 kV contact
±8 kV air
Floors should be wood, concrete
or ceramic tile. If floor 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
±2 kV for power supply
lines
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
±1 kV differential mode
±2 kV common mode
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
<5% U
T
(>95% dip in
U
T
)
for 0.5 cycle
40% U
T
(60% dip in
U
T
)
for 5 cycles
70% U
T
(30% dip in
U
T
)
for 25 cycles
<5% U
T
(>95% dip in
U
T
)
for 5 sec
<5% U
T
(>95% dip in
U
T
)
for 0.5 cycle
40% U
T
(60% dip in
U
T
)
for 5 cycles
70% U
T
(30% dip in
U
T
)
for 25 cycles
<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 ECG300G requires
continued operation during
power mains dip&interruptions,
it is recommended that the
ECG300G be powered from an
uninterruptible power supply or
a battery.
Power frequency
(50/60Hz) magnetic
field
IEC61000-4-8
3A/m
3A/m
Power frequency magnetic fields
Should be at levels
characteristic of a typical
location in a typical commercial
or hospital environment.
NOTE U
T
is the a.c. mains voltage prior to application of the test level.