Hoffrichter point 2 - Page 102

102 Annex
Guidance and manufacturer’s declaration – electromagnetic immunity
Voltage dips, short
interruptions and
voltage variations
on power supply
input lines acc. to
IEC 61000-4-11
> 95 % dip in U
T
for
0.5 cycle
> 95 % dip in U
T
for
1cycle
30 % dip in U
T
for
25(50 Hz) cycles/
30(60 Hz) cycles
95 % dip in U
T
for
250 (50 Hz) cycles/
300 (60 Hz) cycles
> 95 % dip in U
T
for
0.5 cycle
60 % dip in U
T
for
5 cycles
30 % dip in U
T
for
25 cycles
> 95 % dip in U
T
for
5 s or 6 s
Mains power quality
should be that of a typi-
cal commercial or hos-
pital environment. If the
user of the point 2 venti-
lator requires continued
operation during power
mains interruption, it is
recommended that the
point 2 ventilator is
powered from an unin-
terrupted power supply
(UPS) or a battery.