Electrical connection
19
Power contacts Control contacts
Type of customer connection
Screw connection
PE = Ring lug/U-bracket
Cage clamp,
Screw-type connection as an op-
tion
Connection diameter max. 6 mm
2
/10 mm
2
2.5 mm
2
flexible, 4 mm
2
solid
6.2.1
Open terminal compartment
Figure14: Open terminal compartment
[1] Cover [2] Screws for cover
[3] O-ring [4] Blanking plug
[5] Cable gland [6] Connection frame
DANGER
Electric shock due to presence of hazardous voltage!
Death or serious injury.
à Disconnect device from the mains before opening.
WARNING
Risk of explosion in case of non-respect of the protection type!
Risk of death or serious injury!
à During commissioning, replace supplied blanking plugs by cable glands or blank-
ing plugs with appropriate Ex approval for the ignition type. Indications regarding
type and size of threads are specified on the approval tag. Rrefer to Approval tag
in explosion-proof version [}9].
NOTICE
Corrosion caused by penetration of humidity when using inappropriate
cable glands!
à Use appropriate cable glands according to the NEMA type... enclosure protection
as specified on the name tag. Refer to Chapter Name tag [}8].