Covidien Newport HT70, Operator'S Manual

Page: 129 / 148

Miscellaneous Specifications
Operator's Manual 9-13
Voltage dips, short
interruptions and voltage
variations on power supply
input lines
IEC/EN 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
AC power (“mains”) power quality
should be that of a typical
commercial or hospital environment.
If the user of the ventilator requires
continued operation during power
mains interruptions, it is
recommended that the ventilator be
powered from an uninterruptible
power supply or a battery.
Power frequency (50/60 Hz)
magnetic field
IEC/EN 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 AC mains voltage prior to application of the test level.
Table 9-19. Electromagnetic Immunity—Conducted and Radiated RF
The ventilator is intended for use in the electromagnetic environment specified below. The customer or the operator of
the ventilator should assure that it is used in such an environment.
Immunity test IEC/EN 60601 test level Compliance level Electromagnetic environment—
guidance
Conducted RF
IEC/EN 61000-4-6
3 Vrms
150 kHz to 80 MHz
outside ISM bands
1
3 Vrms
150 kHz to 80 MHz
outside ISM bands
1
Portable and mobile RF communications
equipment should be used no closer to any
part of the ventilator system, including
cables, than the recommended separation
distance calculated from the equation
applicable to the frequency of the
transmitter.
Recommended separation distance:
10 Vrms
inside ISM bands
1
10 Vrms
inside ISM bands
1
Recommended separation distance:
Table 9-18. Electromagnetic Immunity (Continued)
The ventilator is intended for use in the electromagnetic environment specified below. The customer or the user of the
ventilator should assure that it is used in such an environment.
Immunity test IEC/EN 60601 test level Compliance level Electromagnetic environment—
guidance
d 0.35 P =
d 1.2 P =