2 - 14 WS80A Service Manual
Immunity Test
IEC 60601
Test Level
Standard Level
Electromagnetic
Environment - Guideline
Electrostatic
Discharge (ESD)
IEC 61000-4-2
±6KV contact
±8KV wait
±6KV contact
±8KV wait
Wooden, concrete, or
porcelain tiles must be used
for floor materials.
If the floor materials are
synthetic materials, the
relative humidity level must
be maintained at least 30%
at all times.
Electronic fast
excess/burst
IEC 61000-4-4
±2KV
(for lines of power
supply device)
±1KV
(for lines of
input/output)
±2KV
(for lines of power
supply device)
±1KV
(for lines of
input/output)
The quality of main power
must be same as the power
quality used in common
commercial or medical
environment.
Surge
IEC 61000-4-5
±1KV differential mode
±2KV common mode
±1KV differential mode
±2KV common mode
The quality of main power
must be same as the power
quality used in common
commercial or medical
environment.
Voltage drop,
short blackout,
and voltage
fluctuation in
power supply
device
IEC 61000-4-11
in 0.5 cycle <5%Uт
(>95% drop, unit: Uт)
in 5 cycles, 40%Uт
(60% drop, unit: Uт)
in 25 cycles, 70%Uт
(30% drop, unit: Uт)
for 5 seconds <5%Uт
(<95% drop, unit: Uт)
in 0.5 cycle <5%Uт
(>95% drop, unit: Uт)
in 5 cycles, 40%Uт
(60% drop, unit: Uт)
in 25 cycles, 70%Uт
(30% drop, unit: Uт)
for 5 seconds <5%Uт
(<95% drop, unit: Uт)
The quality of main power
must be same as the power
quality used in common
commercial or medical
environment.
If
uninterrupted operation is
required when there is a
malfunction to the main
power, it is recommended
that you use the
uninterruptible power supply
or the battery to supply the
power.
Commercial
frequency
(50/60Hz)
magnetic field
IEC 61000-4-8
3A/m 3A/m
The magnetic field of power
frequency must be same as
the magnetic field used in
common commercial or
medical environment.
Note : Uт is the main voltage (AC) prior to the application of the test level.
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