Table 2-2:
Guidance and manufacturer's declaration – electromagnetic immunity.
The Vscan Air CL probe is intended for use in the electromagnetic environment below.
The customer or the user of the Vscan Air CL should assure that it is used in such an
environment.
Immunity test
Voltage dips, short
interruptions and
voltage variations
on power supply
input lines
EN/IEC
61000-4-11
Power frequency
(50/60 Hz)
magnetic field
EN/IEC 61000-4-8
NOTE: U
is the a. c. mains voltage prior to application of the test level.
T
–
Vscan Air
User Manual
Direction GP092020-1EN Rev 18
Electromagnetic immunity (Part 1) (Continued)
EN/IEC 60601
test level
0% U
; 0,5 cycles
T
At 0°, 45°, 90°,
135°, 180°, 225°,
270°, and 315°
0% U
; 1 cycle
T
70% U
; 25/
T
30 cycles
Single phase: at
0°
0% U
; 250/
T
300 cycles
30 A/m
50 and 60 Hz
Important safety considerations
Compliance
Electromagnetic
level
environment –
guidance
Compliance for
Mains power quality
all test levels.
should be that of a
typical commercial or
hospital environment.
Controlled
If the user of the
shutdown with
ultrasound unit
return to
requires continued
pre-disturbance
operation during
condition after
power mains
operator's
interruptions, it is
intervention.
recommended that the
Vscan Air CL is
(Power-on
powered from an
switch)
uninterruptible power
supply or a battery.
30 A/m
Power frequency
magnetic fields should
50 and 60 Hz
be at levels
characteristic of a
typical location in a
typical commercial or
hospital environment.
2-15
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