Nominal cross section
(solid, stranded fine-stranded conductors)
The embossed details the terminal blocks
show the manufacturer’s name, the series
number, the approval number, the approval
data and the name the testing authority. Part certificates provided Ex
Certification Agencies serve basis for
issuing the complete conformity declaration
for the unit.
4 IIC Gb
Explosion prevention marking
Group (for equipment used areas which explosive
atmosphere might occur)
Category (high safety, equipment used areas [zones] which potentially
explosive atmosphere occurs only occasionally.com.)
Gases
Explosion protection Europe, “increased safety” protection type,
Group II
Level equipment protection
(Device with “high” protection level for use areas where there potential risk explosion where
there risk ignition resulting from predictable faults/malfunctions. Explosion protection must
continue provided even the event frequent device faults.iecex.
These certificates can also viewed
at: www.)
Terminal block marking per 2014/34/EU ATEX Directive:
Continued
General Technical Information Electrical Equipment
Used Hazardous Areas
.
An EC-type examination certificate issued
in accordance with the 2014/34/EU ATEX
Directive.38
www.
Example marking (rear):
Series
Manufacturer’s name
Nominal isolation voltage
Protection type
Part certification no.
Terminal blocks are considered Ex
components because they are part the
equipment.com
WAGO Rail-Mount Terminal Block Systems
Technical Information for Applications
Approvals
Terminal blocks may used Zones and
2, provided that the terminal blocks are
accommodated enclosure that has a
minimum IP54 protection and certifi-
cation.
In addition, IEXEx Certificate may also be
obtained from appropriate, recognized
certification agency accordance with the
IECEx Certification Agreement that is
accepted throughout Europe and also in
countries such Canada, China and Austra-
lia.
The type protection IIC shown on
the label the smallest packaging unit.)
or
4 Mb
Explosion prevention marking
Group (for equipment used underground applications)
Mining applications
Explosion protection Europe, “increased safety” protection type,
Group I
Level equipment protection
(Device with “high” protection level for installing mines that are susceptible firedamp,
that guarantee the required measure safety, where there risk ignition resulting from
predictable faults/malfunctions during normal operation the time between the gas escaping
and switching off the device.wago
