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Immunity
IEC 60601
test
test level
<5% U
(>95%dip in U
Voltage dips,
For 0.5 cycle
Short
40% U
interruptions
(60%dip in U
and
voltage
For 5 cycles
variations
on
70% U
power
supply
(30%dip in U
input lines
For 25 cycles
IEC 61000-4-11
<5% U
(>95%dip in U
Power frequency
3 A/m
(50/60Hz)
Magnetic field
IEC 61000-4-8
Conducted RF
3 Vrms
IEC 61000-4-6
150kHz to 80MHz
Outside ISM bands
Radiated RF
3V/m
IEC 61000-4-3
80MHz to 2.5GHz
Revised on 15/06/2021
Compliance level
<5% U
T
T
)
(>95%dip in U
T
For 0.5 cycle
40% U
T
T
)
(60%dip in U
T
For 5 cycles
70% U
T
T
)
(30%dip in U
T
For 25 cycles
<5% U
T
T
)
(>95%dip in U
T
3 A/m
3 Vrms
3 Vrms
Hatch comfort C1 User manual
Electromagnetic environment –
guidance
Mains power quality should be that of a
typical commercial or hospital environment.
)
T
If the user of the TAURUS C1 requires
continued operation during power mains
interruptions, it is recommended that the
TA U R U S C 1 b e p o w e r e d f r o m a n
)
T
uninterruptible power supply or a battery.
)
T
)
T
Power frequency magnetic fields should be
at levels characteristic of a typical location in
a typical Commercial or hospital
environment.
Portable and mobile RF communications
dental chair unit should be used no closer
to any part of the TAURUS C1, including
cable, than the recommended separation
distance
calculated from
applications
transmitter.
Recommended separation distance
d= 1.2√P
d= 1.2√P 80MHz to 800MHz
d= 2.3√P 800MHz to 2.5GHz
Where P is the maximum output power
rating
of
the
according to the transmitter manufacturer
and d is the recommended separation
distance in metres (m).
Field strengths from fixed RF transmitters, as
determined by an electromagnetic site
survey,¹ should be less than the compliance
level in each frequency range.²
Interface may occur in the vicinity of dental
chair unit marked with the following symbol:
the equation
to the
Frequency of
the
transmitter
in
watts(W)
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