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Guidance and manufacturer’s declaration - electromagnetic emissions information

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

IMMUNITY test	IEC 60601	Compliance level	Electromagnetic environment - guidance
	Test level
Electrostatic	± 6 kV contact	± 6 kV contact	Floors should be wood, concrete or ceramic
Discharge (ESD)	± 8 kV air	± 8 kV air	tile. If floors are contain synthetic
IEC 61000-4-2			material, the relative humidity should be at
			least 30%.
Electrical fast	± 2kV for power	Not applicable	Mains power quality should be that of a
Transient/burst	Supply lines		typical commercial or hospital environment.
IEC 61000-4-4	± 1kV for
	input/output lines
Surge	± 1 kV line(s) to	Not applicable	Mains power quality should be that of a
IEC 61000-4-5	line(s)		typical commercial or hospital environment.
	± 2kV line(s) to
	earth
Voltage dips,	<5% U T		Mains power quality should be that of a
short	(>95% dip in U T)		typical commercial or hospital environment.
interruptions and	for 0.5 cycle)		If the user of the (ME EQUIPMENT or ME
voltage variations			SYSTEM) requires continued operation
on power supply	40% U T		during power mains interruptions, it is
input lines	(60% dip in U T)	Not applicable	recommended that the (ME EQUIPMENT or
	for 5 cycles		ME SYSTEM) be powered from an
IEC 61000-4-11	70% U T		uninterruptible power supply or a battery.
	(30% dip in U T)
	for 25 cycles
	<5% U T
	(95% dip in U T)
	for 5 s
Power frequency	3 A/m	Not applicable	Power frequency magnetic fields should be at
(50/60 Hz)			levels characteristic of a typical location in a
magnetic field			typical commercial or hospital environment.
IEC 61000-4-8

NOTE U T is the a.c. mains voltage prior to application of the test level.

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