Interference Immunity - Sirona SiroLaser advance Operating Instructions Manual

Electromagnetic compatibility

Interference immunity

Interference IEC 60601-1-2 test level
immunity tests
Electrostatic ± 6 KV contact discharge
discharge (ESD)
± 8 KV air discharge
according to IEC
61000-4-2
Electrical fast ± 1kV for input and output
transient/burst lines
according to
± 2 kV for power supply
IEC 61000-4-4
lines
Surge voltages ± 1 kV differential mode
according to IEC
± 2 kV common mode
61000-4-5
voltage
Voltage dips, short <5% U
interruptions and
(>95% dip of U
variations of the
40% U
power supply
according to IEC dip of U
61000-4-11
70 % U
(30% dip of U
<5% U
dip of U
Magnetic field of 3 A/m
power frequencies
(50/60 Hz) according
to IEC 61000-4-8
Remarks: U is the AC supply voltage prior to application of the test level.
T
72
9.2
Interference immunity
The UNIT is intended for operation in the electromagnetic environment
specified below.
The customer or user of the UNIT should make sure that it is used in such
an environment.
Compliance level
± 6 KV contact
discharge
± 8 KV air discharge
± 1kV for input and
output lines
± 2 kV for power supply
lines
± 1 kV differential mode
± 2 kV common mode
voltage
for ½ period <5% U
T
) (>95% dip of U
T
for 5 periods (60% 40% U
T
) (60% dip of U
T
for 25 periods 70 % U
T
) (30% dip of U
T
for 5sec. (>95% <5% U
T
dip of U
T
3 A/m
Operating Instructions SIROLaser Advance
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 %.
The quality of the line power supply
should be that of a typical commercial
or hospital environment.
The quality of the line power supply
should be that of a typical commercial
or hospital environment.
for ½ period The quality of the line power supply
T
should be that of a typical commercial
)
T
or hospital environment.
for 5 periods
T
If the user of the UNIT requires it to
)
T
continue functioning following
interruptions of the power supply, it is
for 25 periods
T
recommended to have the UNIT
)
T
powered by an uninterruptible power
for 5sec. (>95% supply or a battery.
T
T
Power frequency magnetic fields
should be at levels characteristic of a
typical location in a typical commercial
or hospital environment.
Portable and mobile radio equipment
must not be used within the
recommended working clearance
from the UNIT and its cables, which is
calculated based on the equation
suitable for the relevant transmission
frequency.
Recommended working clearance:
Sirona Dental Systems GmbH
62 60 504 D3545
D3545.201.01.08.02 08.2012