Maintenance/Servicing; Disposal/Recycling - Cooper Crouse-Hinds CEAG GHG 448 25 Mode D'emploi

Fig. 4
Apparatus holder size 3 for pipe mounting,
horizontally
A
Fastening holes for control unit
GHG 444 25
Fig 5
Apparatus holder size 3 for channel and
wall mounting, horizontally
E
Fastening holes for control unit
GHG 444 25
Fig. 6
Fig. 7
16 16 16 16 16
Cooper Crouse-Hinds GmbH
Explosion protected control units made of plastic or
stainless steel type GHG 44.
Fig. 8 2 x Apparatus holder size 3 for pipe mounting, horizontally
A
A = Fastening holes for:
control unit
control unit
control unit
7 Maintenance / Servicing
The relevant national regulations which
apply to the maintenance/repair of
electrical apparatus in explosive
atmospheres, will have to be observed
(EN 60079-17 and EN 60079-19).
Apparatus
Before opening the enclosure make sure
holder size 3
that the terminal box is disconnected from
for pipe
the voltage, or take the appropriate
mounting,
protective measures.
vertically
In case of intrinsically safe circuits, working is
permitted while voltage applies.
C
The required maintenance intervals depend on
the respective application and will therefore
have to be determined by the user dependent
on the conditions of use.
Fastening
holes for
When servicing the apparatus, particularly
control unit
those parts that are decisive for the type of
GHG 444 25
protection against explosion, will have to be
checked (e. g. intactness of flameproof
enclosed components, enclosure, cable
Apparatus
glands, efficacy of the cover gaskets) and the
holder for
functioning of the switch mechanism.
channel and
wall mounting,
If during servicing repairs prove to be
vertically
necessary, section 8 of these operating
instructions will have to be observed.
B
Fastening
holes for
control unit
GHG 444 25
GHG 448 27
GHG 449 27 only vertically (Dimensions X = 267mm)
GHG 447 27 only vertically (Dimensions X = 540mm)
8
Repairs may only be carried out with genuine
CEAG / Cooper Crouse-Hinds spare parts.
In case of a damaged flameproof enclosure,
only its replacement is permitted. In case of
doubt, the respective apparatus will have to
be returned for repair to CEAG / Cooper
Crouse-Hinds.
Repairs that affect the explosion
protection, may only be carried out by
CEAG / Cooper Crouse-Hinds or a
qualified electrician in compliance with
the applicable national rules.
Modifications to the apparatus or changes of
its design are not permitted, except for the
mounting of additional cable entries and the
installation of supply terminals in accordance
with the approval of the apparatus or acc. to
instructions of the manufacturer.
When replacing individual components
(measuring instrument, push-button etc.),
para. 6.2 „Opening the device/Electrical
connection" is to be observed.
9
When the apparatus is disposed of, the
respective national regulations on waste
disposal will have to be observed.
In order to facilitate the recycling of individual
components, plastic parts have been provided
with the identification mark of the plastic
material used.
Subject to modifications or supplement of the
product range.
(Dimensions X = 0 mm)
Repairs / Overhaul /
Modification Modification Modification Modification Modification
Disposal / Recycling