10
EATON’s Crouse-Hinds Business
GB
Explosion-protected plugs and sockets 125 A, GHG 515
6.3.2 Plug
In general, only the sealing inserts, Fig. 6, Item
12, fitted in the plug may be used.
When mounting the cable, ensure that the
sealing inserts match the cable diameter used.
After connecting the cable, screw down the cap
nut , Fig. 6, Item 4, by hand until it seals. Then
tighten down the screws, Fig. 6, Item 5, of the
pull-relief, Fig. 6, Item 6.
Warning! Overtightening might impair the
pull-relief or damage the connection cable.
6.4 Closing the device
In order to ensure the required minimum
protection category, the cover screws and the
screws of the plug shall be tightened down.
Any foreign matter shall be removed from
the device overtightening might impair the
protection category.
6.5 Taking into operation
Prior to taking the apparatus into operation, the
tests specified in the relevant national
regulations shall be carried out. In addition to
this, the correct functioning and installation of
the apparatus in accordance with these
operating instructions and other applicable regu-
lations shall be checked.
Check the plug for any damage before
inserting it in the socket.
The user shall ensure that as equipotential earth
applies throughout when the plug and socket
system is in operation.
The improper installation and operation of
the plugs and sockets may result in the
invalidation of the guarantee.
7
Maintenance / Servicing
The valid national regulations for the
servicing / maintenance of electrical
apparatus for use in potentially explosive
atmospheres shall be observed
(IEC/EN 60079-17).
Prior to opening the enclosure, it is
necessary to ensure that the voltage supply
has been isolated or to take suitable
protective measures.
The necessary intervals between servicing
depend upon the specific application and shall
be stipulated by the operator according to the
respective operating conditions.
During servicing, above all, the parts on which
the explosion protection depends, (e.g.
intactness of the flameproof components, the
enclosure, the seals and cable entries), shall be
checked.
If, in the course of servicing, it is ascertained,
that repairs are necessary, Section 8 of these
operating instructions shall be observed.
8
Repairs / Modifications
Only original COOPER CROUSE-HINDS parts
shall be used for carrying out repairs.
In the event of damage to the flameproof
encapsulation, replacement of these
components is mandatory.
In case of doubt, the respective apparatus
shall to be returned to COOPER CROUSE-
HINDS for repair.
Repairs that affect the explosion protection.
May only be carried out by COOPER
CROUSE-HINDS or a qualified electrician in
compliance with the applicable national
regulations (EN 60079-19).
Modifications or changes to the device are
not permitted.
9 Disposal/Recycling
The respective valid national regulations for
waste disposal shall be observed when
disposing of apparatus.
To facilitate the recycling of individual parts,
parts made of moulded plastic shall bear the
marking for the type of plastic used.
The product range is subject to changes and
additions.
2
11
3
12
6
5
4
3
2
5
5
L2
L3
L1
N
3
PE
2
11
Fig. 3
Fig. 4
Fig. 5
Fig. 6
