Cincinnati Sub-Zero WarmAir 135 - Page 14

WarmAir

Model 135 Manual OPERATING INSTRUCTIONS
Page 14 of 43
Guidance and Manufacturer’s Declaration – electromagnetic immunity
The WarmAir

, Model 135 is intended for use in the electromagnetic environment specified below. The customer or the user of the
WarmAir

, Model 135 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 floors
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
±1 kV for input/output
lines
±2 kV for power supply
lines
±1 kV for input/output
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 s
<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 s
Mains power quality should be that of a typical
commercial or hospital environment. If the user of the
WarmAir

, Model 135 requires continued operation
during power mains interruptions, it is recommended that
the WarmAir

, Model 135 be powered from an
uninterruptible power supply or a battery.
Power frequency
(50/60 Hz) magnetic
field
IEC 61000-4-8
3 A/m
3 A/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.