Interference Immunity - Sirona SIROLaser Xtend Operating Instructions Manual

9 Electromagnetic compatibility

9.2 Interference immunity

Interference IEC 60601-1-2 test level
immunity tests
Electrostatic ± 6 KV contact
discharge (ESD) discharge
according to IEC
± 8 KV air discharge
61000-4-2
Electrical fast ± 1 k V for input and
transient/burst output 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
(60% dip of U
according to IEC
70 % U
61000-4-11
(30% dip of U
<5% U
dip of U
Magnetic field of 3 A/m
power frequencies
(50/60 Hz) accord-
ing to
IEC 61000-4-8
Remarks: U is the AC supply voltage prior to application of the test level.
T
70
Interference immunity
9.2
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
± 1 k V 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 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
(>95% dip of U
T
3 A/m
Operating Instructions SIROLaser Xtend
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 commer-
cial or hospital environment.
The quality of the line power supply
should be that of a typical commer-
cial or hospital environment.
for ½ period The quality of the line power supply
T
) should be that of a typical commer-
T
cial or hospital environment.
for 5 periods
T
) If the user of the UNIT requires it to
T
continue functioning following inter-
for 25 periods
T
ruptions of the power supply, it is
)
T
recommended to have the UNIT
for 5sec.
T
powered by an uninterruptible power
T
supply or a battery.
Power frequency magnetic fields
should be at levels characteristic of
a typical location in a typical com-
mercial or hospital environment.
Portable and mobile radio equip-
ment 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
63 18 351 D3576
D3576.201.01.05.02 11.2018