Quinton TM55 Service Manual page 60

The Cardiac Stress Treadmills are intended for use in the electromagnetic environment specified below.
The customer or the user of the Cardiac Stress Treadmills should assure that they are used in such an
environment.
Immunity test
Electrostatic
discharge (ESD)
IEC 61000-4-2
Electrical fast
transient/burst
IEC 61000-4-4
Surge
IEC 61000-4-5
Voltage dips, short
interruptions and
voltage variations
on power supply
input lines
IEC 61000-4-11
Power frequency
(50/60 Hz)
Magnetic field
IEC 61000-4-8
NOTE 1: UT is the a.c. mains voltage prior to application of the test level.
NOTE 2: Tests verified with shielded input/output cables only.
A-4 Safety Requirements
Guidance and Manufacturer's Declaration - Electromagnetic Immunity
IEC 60601 test
Compliance Level
level
+ 6kV contact + 6kV contact
+ 8 kV air + 8 kV air
+2 kV for power +2 kV for power
supply lines supply lines
+1 kV for input/ +1 kV for input/
output lines output lines
+ 1 kV differential + 1 kV differential
mode mode
+2 kV common +2 kV common
mode mode
<5% U <5% U
T
(>95% dip in U ) for (>95% dip in U
T
0.5 cycle 0.5 cycle
<40% U <40% U
T
(>60% dip in U ) for (>60% dip in U
T
5 cycle 5 cycle
<70% U <70% U
T
(>30% dip in U ) (>30% dip in U
T
for25 cycle for25 cycle
<5% U <5% U
T
(>95% dip in U ) for (>95% dip in U
T
5 sec 5 sec
3 A/m 3 A/m
Electromagnetic environment -
guidance
Floors should be wood, concrete or
ceramic tile. If floors are covered
with synthetic material, the relative
humidity should be at least 30%.
Mains power quality should be that
of a typical commercial or hospital
environment
Mains power quality should be that
of a typical commercial or hospital
environment
T
) for
T
Mains power quality should be that
of a typical commercial or hospital
T
environment. If the user of the ST/
) for
T
TM55 or ST/TM65 requires
continued operation during power
mains interruptions, it is
T
recommended that the ST/TM55 or
)
T
ST/TM65 be powered from an
uninterruptible power supply or a
battery.
T
) for
T
Power frequency magnetic fields
should be at levels characteristic of a
typical location in a typical
commercial or hospital environment
Cardiac Stress Treadmills Service Manual