Reference Guide

Unmanaged Switches System Information Guide 15
EN 55022 Compliance (Czech Republic Only)
Polish Center for Testing and Certification Notice
The equipment should draw power from a socket with an attached
protection circuit (a 3-prong socket). All equipment that works together
(computer, monitor, printer, and so on) should have the same power supply
source.
The phasing conductor of the room’s electrical installation should have a
reserve short-circuit protection device in the form of a fuse with a nominal
value no larger than 16 amperes (A).
To completely switch off the equipment, the power supply cable must be
removed from the power supply socket, which should be located near the
equipment and easily accessible.
A protection mark "B" confirms that the equipment is in compliance with
the protection usage requirements of standards PN-93/T-42107 and
PN-EN 55022: 1996.
This device belongs to Class B devices as described in EN 55022, unless
it is specifically stated that it is a Class A device on the specification
label. The following applies to devices in Class A of EN 55022 (radius of
protection up to 30 meters). The user of the device is obliged to take all
steps necessary to remove sources of interference to telecommunication
or other devices.
Pokud není na typovém štitku počítače uvedeno, že spadá do třídy
A podle EN 55022, spadá automaticky do třídy B podle EN 55022.
Pro zařízení zařazená do třídy A (ochranné pásmo 30m) podle
EN 55022 platí následující. Dojde−li k rušení telekomunikačních
nebo jinych zařízení, je uživatel povinen provést taková opatření,
aby rušení odstranil.