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8. Mounting and installation
Check if the data on the label of the enclosure are consistent with the permitted conditions for the
explosive atmosphere of use
o Group II : surface industries
o Category 2
o G
o D
o IPxx
Before installing and commissioning, ensure that the
o Is not damaged externally
o The surfaces of the lid which are in contact with the surfaces of the housing have no damage
o The threads of the housing for closing the lid are not damaged
Check if there is a specific position of mounting
The wiring of the cable conductors must be made with a particular care
The conductor insulation must reach the terminal. The conductive soul must not be damaged
Not to exceed the authorized maximal temperature, it is advisable to choose the appropriate cables and
take a particular care in installing them
Follow the instructions contained in the specifications
9. Before starting
Make sure the unit has been correctly settled and not damaged
Make sure the wiring and the tightening of the terminal screws have been performed properly (see
descriptive tightening torque)
The device may include any foreign body and no part is damaged
The cable gland must be tightened (see description of the gland torque)
10. Maintenance
The maintenance and repairs works on devices must be made only by authorized and trained persons for
that purpose.
Before any technical intervention the devices must be switched off.
Prevent and avoid any formation of layers of dusts: make a periodic cleaning with a wet cloth
Do not take apart the command and control units (push buttons, pilot light, etc.)
The following checks must be made at least once a year:
The outdoor equipment and surfaces must not be damaged
The cable entries and blanking plugs must be threaded
Check tightness of the connections, rewiring if necessary
before closing check the cleanliness of the gasket
It is also necessary to observe the regulations in the country of use.
DE1037A12-06 du 01/12/2016
: high level of protection
: for Gas
: for Dusts
: IP rating (waterproofness for solids and liquids)
Operating instructions
Increased safety enclosure - DE1WH / DE1GW series
increased safety enclosures Ex
ENG
e:
11/12
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