DFU-0256-1 Rev. 0 Page 33 of 35
Table 188 Guidance and Manufacturer's Statement - Electromagnetic Immunity
The Universal DrillSaw Battery Charger is intended for use in the electromagnetic environment
specified below. The customer or the user of Universal DrillSaw Battery Charger should ensure
that it is used in such an environment.
Electromagnetic environment -
guidance
discharge (ESD)
IEC 61000-4-2
± 8 kV air
± 8 kV air
Floors should be wood, concrete,
or ceramic tile. If floors are
covered with synthetic material,
the relative humidity should be at
least 30%.
transient/burst
IEC 61000-4-4
supply lines
± 1 kV for
input/output
supply lines
± 1 kV for
input/output lines
Mains power quality should be
that of a typical commercial or
hospital environment.
IEC 61000-4-5
line(s)
± 2 kV line(s) to
line(s)
± 2 kV line(s) to
Mains power quality should be
that of a typical commercial or
hospital environment.
short
interruptions,
and voltage
variations on
power supply
input lines
IEC 61000-4-11
(>95 % dip in Uτ)
for 0.5 cycle
40 % Uτ
(60 % dip in Uτ)
for 5 cycles
70 % Uτ
(30 % dip in Uτ)
for 25 cycles
<5 % Uτ
(>95 % dip in Uτ)
(>95 % dip in Uτ)
for 0.5 cycle
40 % Uτ
(60 % dip in Uτ)
for 5 cycles
70 % Uτ
(30 % dip in Uτ)
for 25 cycles
<5 % Uτ
(>95 % dip in Uτ)
Mains power quality should be
that of a typical commercial or
hospital environment. If the
Universal DrillSaw Battery
Charger requires continued
operation during power mains
interruptions, it is recommended
that the Universal DrillSaw
Battery Charger be powered from
an uninterruptible power supply.
(50/60 Hz)
magnetic field
IEC 61000-4-8
Hz
Power frequency magnetic fields
should be at levels characteristic
of a typical location in a typical
commercial or hospital
environment.
Note: UT is the AC mains voltage prior to application of the test level.