Vyaire MicroCO Manual De Funcionamiento página 36

Power
frequency
(50/60 Hz)
magnetic field
IEC 61000-4-8
NOTE U is the a.c. mains voltage prior to application of the test level.
T
3
30 A/m
50 & 60 Hz
30 A/m
50 & 60 Hz
34
If incorrect
operation occurs, it
may be necessary
to position the
Micro RPM further
from sources of
power frequency
magnetic fields or
to install magnetic
shielding. The
power frequency
magnetic field
should be measured
in the intended
installation location
to assure that it is
sufficiently low.