Westermo BRD-355, Руководство пользователя

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6623-2232
Safety information
Before installation:
Read this manual completely and gather all information on the unit. Make sure
that you understand it fully. Check that your application does not exceed the safe
operating specifications for this unit.
The unit must be installed by a service person and connected to a protective
earthing contact. Disconnect all telecommunication network connectors and
cable distribution system connectors before disconnecting the protective earthing
contacts.
This unit should be built-in to an apparatus cabinet, or similar, where access is
restricted to service personnel only.
The power supply wiring must be sufficiently fused, and if necessary it must be
possible to disconnect manually from the power supply. Ensure compliance to
national installation regulations.
This unit uses convection cooling. To avoid obstructing the airflow around the unit,
follow the spacing recommendations (see Cooling section).
This unit uses negative earth, therefore the 0 V and protective earth must be
connected to ensure robust functionality.
Before mounting, using or removing this unit:
Prevent access to hazardous voltage by disconnecting the unit from power supply.
Warning! Do not open connected unit. Hazardous voltage may occur within this
unit when connected to power supply.
Care recommendations
Follow the care recommendations below to maintain full operation of unit and to fulfil
the warranty obligations.
This unit must not be operating with removed covers or lids. Do not attempt to
disassemble the unit. There are no user serviceable parts inside. Do not drop, knock
or shake the unit, rough handling above the specification may cause damage to internal
circuit boards. Do not use harsh chemicals, cleaning solvents or strong detergents
to clean the unit. Do not paint the unit. Paint can clog the unit and prevent proper
operation. Do not expose the unit to any kind of liquids (rain, beverages, etc). The unit
is not waterproof. Keep the unit within the specified humidity levels. Do not use or
store the unit in dusty, dirty areas, connectors as well as other mechanical parts may be
damaged.
If the unit is not working properly, contact the place of purchase, nearest Westermo
distributor office or Westermo Tech support.
Maintenance
No maintenance is required, as long as the unit is used as intended within the specified
conditions.
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