Welby ABO 523 Manual Del Usuario página 50

Information about electromagnetic immunity
Voltage
dips, short
interruptions
and voltage
variations on
power supply
input lines
IEC 61000-4-11
Power
frequency
(50/60 Hz)
magnetic
field
IEC 61000-4-8
50
0 % UT; 0 % UT;
0.5 cycle at 0.5 cycle at
0°, 45°, 90°, 0°, 45°, 90°,
135°, 180°, 135°, 180°,
225°, 270° 225°, 270°
and 315° and 315°
0 % UT; 0 % UT;
1 cycle and
1 cycle and
70 % UT;
70 % UT;
25/30 cycles
25/30 cycles
Single
Single
phase: at 0°
phase: at 0°
0 % UT;
0 % UT;
250/300
250/300
cycles
cycles
30 A/m; 30 A/m;
50 Hz or 50 Hz or
60 Hz 60 Hz
Mains power quality
should be that of a typical
commercial or hospital
environment.
Power frequency mag-
netic fields should be at
levels characteristic of a
typical location in a typical
commercial or hospital
environment.