Westermo TD-34 - Manual (Page 5)

5 6610-2203
2. Safety
General:
Before using this unit, 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.
Before installation, maintenance or modification work:
Prevent damage to internal electronics from electrostatic discharges (ESD)
by discharging your body to a grounding point (e.g. use of wrist strap).
Prevent access to hazardous voltages by disconnecting the unit from AC/DC
mains supply and all other electrical connections.
Installation:
This unit should only be installed by qualified personnel.
This unit should only be installed in a “restricted access area”, for example
a lockable cabinet where access is restricted to service personnel only.
This unit is intended for permanent connection to the AC/DC mains supply.
The power supply wiring must be sufficiently fused, and if necessary it must be possi-
ble to disconnect manually from the AC/DC mains supply. Ensure compliance to
national installation regulations.
Units with the rated voltage exceeding 42.4 V peak or 60 VDC, are defined as class I
equipment with a protective earthing conductor terminal.
Units with the rated voltage up to 42.4 V peak or 60 VDC, are defined as class III
equipment and shall be separated from hazardous voltage by double or reinforced
insulation.
This unit uses convection cooling.To avoid obstructing the air flow around the unit,
follow the spacing recommendations (see Installation section).
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