Measurement of
emissions
Compliance Electromagnetic environment
guidelines
Voltage fluctuations
to a public power grid that also
supplies buildings used for residen-
tial purposes.
Fulfilled
11.3 Guidelines and manufacturer's declaration –
Electromagnetic interference immunity
Interference im-
munity checks
IEC 60601 test/compliance
level
Electromagnetic envi-
ronment – guidelines
Electrostatic dis-
charge (ESD) per
IEC 61000-4-2
± 4kV
Contact discharge
Synthetic floors should
be antistatic and the
relative humidity at
least 30%.
±8kV
Air discharge
Electrical fast transi-
ent bursts per IEC
61000-4-4
±2 kV
For power grids
The supply voltage
quality should corre-
spond to that of a typi-
cal commercial or hos-
pital environment.
Surges per IEC
61000-4-5
± 2 kV Countervoltage
The supply voltage
quality should corre-
spond to that of a typi-
cal commercial or hos-
pital environment.
± 1 kV Asymmetrical volt-
age
Voltage drops, short
interruptions and
fluctuations in the
power supply volt-
age per IEC
61000-4-11 (V
T
AC
line power voltage
prior to use of test
level)
>5% VT
t=10 ms
(> 95% dip)
The supply voltage
quality should corre-
spond to that of a typi-
cal commercial or hos-
pital environment.
To ensure uninterrupted
operation of the OPER-
ON® OR tables, they
must also be connect-
ed to an emergency
power supply in ac-
cordance with DIN VDE
0100–710.
40% VT
t=100 ms
(60% dip)
70% VT
t=500 ms
(30% dip)
Operator Manual Surgical Mobile Operating Table Models D860, D850, D 830, D820, D770, D760
Appendix
105