1) Introduction
The BExBG15D and BExBG10D are flameproof beacons
which are certified to meet the requirements of the ATEX
directive 94/9/EC and the IECEx scheme. The beacons
produce synchronised visual warning signals and can be
used in hazardous areas where potentially flammable gas
and dust atmospheres may be present. The BExBG15D has
a flash energy of 15 joules and the BExBG10D has a flash
energy of 10 joules. Both beacons can be used in Zone 1 and
Zone 2 areas with gases in groups IIA, IIB and IIC and
Temperature Classifications of T1, T2, T3 and T4. The
beacons can also be used in the temperature classification
T5, if the upper ambient temperature is restricted to +40ºC.
The units can be used in Zone 21 and Zone 22 areas for
combustible dusts and have an IP rating of IP 67 and a
surface temperature rating of T125ºC or T110ºC if the upper
ambient temperature is restricted to +55ºC or T95ºC if the
upper ambient temperature is restricted to +40ºC.
2) Marking
All units have a rating label, which carries the following
important information:-
BExBG15D
Unit Type No.
Input Voltage: DC Units
AC Units
Codes:
Ex d IIC T4 for Ta –50ºC to +70ºC
Ex d IIC T5 for Ta –50ºC to +40ºC
Ex tD A21 IP67 T125ºC based on max. Ta of +70ºC
KEMA 00ATEX2006
Certificate No's
IECEx KEM 10.0002
Epsilon x:
Equipment Group and
Category:
CE Marking
Notified Body No.
"Warnings
"
DO NOT OPEN WHEN AN EXPLOSIVE
GAS OR DUST ATMOSPHERE IS PRESENT
COVER BOLTS CLASS A4-80
USE HEAT RESISTING CABLES AND CABLE GLANDS
(Rated 110ºC) AT AMB. TEMPERATURES OVER 40ºC
90º
Year of Construction/
Serial No.
3)
Type Approval Standards
_______________________________________________________________________________________________________________________________
European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH
Document No. IS 2459-P
INSTRUCTION MANUAL (ATEX / IECEx)
For use in Flammable Gas and Dust Atmospheres
BExBG10D
or
24V or 48V or 12V (10J only)
230V or 115V
II 2G/D
0518
i.e. 10 / 1DB22000001
Issue E
12-03-10
BExBG15D and BExBG10D
Flameproof Xenon Beacons
The beacons have EC Type Examination and IECEx
certificates issued by KEMA and have been approved to the
following standards:-
EN60079-0:2006 IEC60079-0:2004 (Ed4)
EN60079-1:2007 IEC60079-1:2007 (Ed6)
EN61241-0:2006 IEC61241-0:2004 (Ed1)
EN61241-1:2004 IEC60079-1:2004 (Ed1)
4)
Installation Requirements
The beacons must be installed in accordance with the latest
issues of the relevant parts of the EN60079 standards or the
equivalent IEC standards – Selection, Installation and
maintenance of electrical apparatus for use in potentially
explosive atmospheres (other than mining applications or
explosive processing and manufacture):-
EN60079-14:2008
IEC60079-14:2007 (Ed4)
EN60079-10:2003
IEC60079-10:2008 (Ed1)
The installation of the units must also be in accordance with
any local codes that may apply and should only be carried
out by a competent electrical engineer who has the
necessary training.
5)
Zones, Gas Group, Category, IP Rating and
Temperature Classification
The BExBG15D and BExBG10D beacons have been certified
Ex d IIC T4 for Ta –50ºC to +70ºC and Ex d IIC T5 for Ta –
50ºC to +40ºC for gas and IP67 T125ºC based on max. Ta of
This means that the units can be installed in
+70ºC.
locations with the following conditions:-
Area Classification Gas:
Zone 1
Explosive gas air mixture likely to occur in
normal operation.
Zone 2
Explosive gas air mixture not likely to occur,
and if it does, it will only exist for a short time.
Gas Groupings:
Group IIA
Group IIB
Group IIC
Temperature Classification:
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Sheet 1 of 4
General Requirements
Flameproof Enclosure 'd'
Dust General
Requirements
Dust Enclosures tD
Electrical Installations in Hazardous
Areas (other than mines)
Classification of Hazardous Areas
Propane
Ethylene
Hydrogen and Acetylene
o
T1
400
C
o
T2
300
C
o
T3
200
C
o
T4
135
C
o
T5
100
C
Amb. +40ºC
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