Operating instructions K-Laser Blue Dental Rev. ZE
Page 66 of 72
INTERFERNCE IMMUNITY
The unit is intended for use in the electromagnetic environment specified below. The customer or
user should ensure that it is used in such an environment.
Immunity test
EN 60601-1-2 test
level
Compliance level
Electromagnetic
environment
– guidance
Electrostatic discharge
(ESD)
EN 61000 - 4 - 2
+/- 8 kV contact
discharge
+/- 15 kV air
discharge
+/- 8 kV contact
discharge
+/- 15 kV air
discharge
Floors should be wood,
concrete or ceramic tile. If
floors are covered with
synthetic material, the
relative humidity should be
at least 30%
Electrical fast transient/
burst
EN 61000-4-4
+/- 1 kV for input
and output lines
+/- 2 kV for power
supply lines
+/- 1 kV for input
and output lines
+/- 2 kV for power
supply lines
The quality of the line power
supply should be that of a
typical commercial or
hospital environment
Surge
EN 61000-4-5
+/- 2 kV differential
mode
+/- 2 kV differential
mode
The quality of the line power
supply should be that of a
typical commercial or
hospital environment
Voltage dips, short
interruptions and
voltage variations on
power supply input lines
EN 61000-4-11
Ut = 0%, 0.5 cycle
(0, 15, 90, 135,
180, 225, 270 and
315°)
Ut = 0%, 1 cycle
Ut = 70%;
25/30 cycles (@ 0
degree)
Ut = 0% 250/300
cycles
Ut = 0%, 0.5 cycle
(0, 15, 90, 135,
180, 225, 270 and
315°)
Ut = 0%, 1 cycle
Ut = 70%;
25/30 cycles (@ 0
degree)
Ut = 0% 250/300
cycles
The quality of the line power
supply should be that of a
typical commercial or
hospital environment.
If the user of the unit
requires continued
operation during power
mains interruptions, it is
recommended that the unit
be powered by an
uninterruptible power supply
or a battery.
Power frequency
magnetic field
EN 61000-4-8
30 A/m
30 A/m
Power frequency magnetic
fields should be at levels
characteristic of a typical
commercial or hospital
environment.
