Philips C221S3 user manual Should be at least 30%

1. Important

Guidance and manufacturer’s declaration – electromagnetic immunity – for all EQUIPMENT and

SYTEMS:

The monitor is intended for use in the electromagnetic environment specified below.The customer or the user of the monitor should assure that it is used in such an environment.

Immunity test	IEC 60601 test level	Compliance level	Electromagnetic environment –
			guidance
Electrostatic	6 kV contact	6 kV contact	Floors should be wood, concrete or
discharge (ESD)	8 kV air	8 kV air	ceramic tile. If floors are covered with
IEC 61000-4-2			synthetic material, the relative humidity
			should be at least 30%.
Electrical fast	2 kV for power supply	2 kV for power supply	Mains power quality should be that
transient/burst	lines	lines	of a typical commercial or hospital
IEC 61000-4-4	1 kV for input/output	1 kV for input/output	environment.
	lines	lines
Surge	1 kV line(s) to line(s)	1 kV line(s) to line(s)	Mains power quality should be that
IEC 61000-4-5	2 kV line(s) to earth	2 kV line(s) to earth	of a typical commercial or hospital
			environment.
interruptions and	<5 % UT (>95 % dip in	<5 % UT (>95 % dip in	Mains power quality should be that
voltage variations	UT) for 0.5 cycle	UT) for 0.5 cycle	of a typical commercial or hospital
on power supply	40 % UT (60 % dip in	40 % UT (60 % dip in	environment. If the user of the monitor
input lines			requires continued operation during
	UT) for 5 cycles	UT) for 5 cycles
IEC 61000-4-11			power mains interruptions, it is
	70 % UT (30 % dip in	70 % UT (30 % dip in	recommended that the monitor be
	UT) for 25 cycles	UT) for 25 cycles	powered from an uninterruptible power
	<5 % UT (>95 % dip in	<5 % UT (>95 % dip in	supply or a battery.
	UT) for 5 sec	UT) for 5 sec
Power frequency	3 A/m	3 A/m	Power frequency magnetic fields should
(50/60 Hz)			be at levels characteristic of a typical
magnetic field			location in a typical commercial or
IEC 61000-4-8			hospital environment.

Note

UT is the a.c. mains voltage prior to application of the test level.

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