11.11 Electromagnetic interference immunity
for life-supporting medical electrical
devices and medical electrical systems
Guidelines and manufacturer declaration - electromagnetic INTERFERENCE
IMMUNITY
The VENTIlogic LS/VENTIlogic plus is intended for operation in the ELECTROMAGNETIC
ENVIRONMENT as outlined below. The customer or the user of the VENTIlogic LS/
VENTIlogic plus should ensure that it is used in an environment of this type.
INTERFERENCE
IMMUNITY tests
IEC 60601 TEST
LEVEL
COMPLIANCE
LEVEL
ELECTROMAGNETIC ENVI-
RONMENT guideline
Portable and mobile radio
devices should not be used
at a distance
from the VENTIlogic LS
(including its cables) of less
than the recommended
safety distance calculated in
accordance with the
equation applicable to the
transmission frequency.
Recommended safety
distance:
Conducted HF
interference to IEC
61000-4:-6
10 V
effective value
150 kHz to 80
MHz within ISM
bands
10 V 1.7 m
Radiated HF
interference to IEC
61000-4:-3
10 V/m
80 MHz bis 2.5
GHz
10 V/m
1.7 m for 80 MHz to 800
MHz
3.25 m for 800 MHz to 2.5
GHz
Magnetic field at
power frequency
(50/60 Hz) to IEC
61000-4-8
3 A/m 3 A/m
Magnetic fields at power
supply frequency should
correspond to the values
typical of those found in
business and hospital
environments.