4
6643-22901
Safety
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.
This unit should only be installed by qualified personnel.
This unit should be built-in to an apparatus cabinet, or similar, where access is restricted
to service personnel only. Refer to Specific Conditions of Use.
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).
"Note that this unit can be connected to two different power sources."
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.
Note that this unit can be connected to two different power sources.
When this unit is operated at an ambient temperature above +55°C (+131°F),
the External Surface of Equipment may exceed Touch Temperature Limit according to
EN/IEC/UL 60950-1.
To reduce the risk of fire, use only No. 26 AWG or larger telecommunication
line cord.
For more information see General safety 100-5001.
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
part may be damaged.
If the unit is not working properly, contact the place of purchase, nearest Westermo
distributor office or Westermo Tech support.
A readily accessible disconnect device shall be incorporated external to the equipment.
This unit may have hot surfaces when used in high ambient temperature.