PROPRIETARY AND CONFIDENTIAL DRAFT: May 18, 2018
Page 86 171051(9) - Hill-Rom® 900 Electric Bed User Manual
Compliance with electromagnetic immunity
Manufacturer's guide and declaration – electromagnetic immunity
The Hill-Rom® 900 is designed for use in the electromagnetic environment specified below.
Users must ensure that the bed is used in this environment.
Immunity test IEC 60601
Severity
Compliance Electromagnetic environment - Guide
Electrostatic
discharges
IEC 61000-4-2
6 kV on contact
8 kV in the air
6 kV on contact
8 kV in the air
The floor must be made of wood,
concrete or tiles. If the floor is covered
with a synthetic material, relative
humidity must be less than 30%.
Fast transients
in bursts
IEC 61000-4-4
2 kV for the
power supply
lines
1kV for the
input/output lines
2 kV for the
power supply
lines
1 kV for the
input/output lines
The quality of the main power supply
must be that of a typical commercial or
hospital environment.
Voltage surges
IEC 61000-4-5
1 kV differential
mode
2 kV common
mode
1 kV differential
mode
2 kV common
mode
The quality of the main power supply
must be that of a typical commercial or
hospital environment.
Magnetic field at
the frequency of
the mains
power supply
(50/60 Hz)
IEC 61000-4-8
3 A/m 3 A/m The magnetic field at the frequency of
the mains supply must be
characteristic of a typical commercial
or hospital environment.
Dips, short
interruptions
and voltage
variations
IEC 61000-4-11
•<5% U
T
- for
10 ms
• 40% U
T
- for
100 ms
• 70% U
T
- for
500 ms
•<5% U
T
- for 5 s
•<5% U
T
- for
10 ms
• 40% U
T
- for
100 ms
• 70% U
T
- for
500 ms
•<5% U
T
- for 5 s
The quality of the main power supply
must be that of a typical commercial or
hospital environment. If the user of the
Hill-Rom® 900 requires that the bed
remain functional during outages of
the mains power supply, it is advisable
to power the Hill-Rom® 900 using a
UPS or a battery.
Note : U
T
is the nominal value of the supply voltage applied during the test.
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