INSTRUCTION MANUAL
GNExB1X05
Flameproof Xenon Beacons
For use in Flammable Gas and Dust Atmospheres
_______________________________________________________________________________________________________________________________
European Safety Systems Ltd.
Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880
Document No.D155-00-201-IS
Issue 3 28-11-22 Sheet 1 of 5
GNExB1X05
1) Product Table
Ensure the system power supply is capable of providing the maximum current required for all beacons. Review associated cable
size, length and quantity of beacons on each circuit.
2) Warnings
POTENTIAL ELECTROSTATIC CHARGING HAZARD
DO NOT OPEN WHEN AN EXPLOSIVE
ATMOSPHERE IS PRESENT
ALL ENTRIES M20 X 1.5
IF TEMPERATURE EXCEEDS 70ºC AT ENTRY OR 80ºC
AT BRANCHING POINT USE SUITABLE RATED CABLE
AND CABLE GLANDS
3) Marking & Rating Information
All units have a rating label, which carries the following
important information:-
Unit Model.
Voltage Range
Nominal Voltage
Max. Current
See Table 1 for electrical ratings of each Unit Model
3.1) ATEX / IECEx / UKEX Ratings
Standards
EN IEC 60079-0:2018 / IEC60079-0:2017 (Ed 7):
Explosive Atmospheres - Equipment. General Requirements
EN60079-1:2014 / IEC60079-1:2014 (Ed 7):
Explosive Atmospheres - Equipment Protection by Flameproof
Enclosures "d"
EN 60079-31:2014 / IEC 60079-31:2013 (Ed 2):
Explosive Atmospheres - Equipment Dust Ignition Protection by
Enclosure "t"
Ratings
GNExB2:
X05DC012
X05DC024
X05DC048
X05AC115
X05AC230
Ex db IIC Gb T6 Ta -50°C to +40°C
Ex db IIC Gb T5 Ta -50°C to +55°C
Ex db IIC Gb T4 Ta -50°C to +70°C
Ex tb IIIC Db T110°C Ta -50°C to +70°C
Standard
Model
Nom.
Voltage
Voltage Range
Nom.
Operating
Current*
Max
Current
ATEX /
IECEx /
UKEX
GNExB1X05DC012
12Vdc
10-14Vdc
437mA
587mA
GNExB1X05DC024
24Vdc
20-28Vdc
254mA
266mA
GNExB1X05DC048
48Vdc
42-54Vdc
158mA
175mA
GNExB1X05AC115
115Vac
110-125Vac 50/60Hz
95mA
121mA
GNExB1X05AC230
230Vac
220-240Vac 50/60Hz
54mA
88mA
*Rate at 1Hz
The table shows the input current taken by the various beacons.
A supply voltage variation of +/-10% outside the voltage range is permissible.
Nominal current at nominal voltage and 1Hz flash rate.
Max. rated current at worst case supply voltage and flash rate.
Table 1: Electrical Ratings.
Summary of Contents for GNExB1X05
Page 12: ...Page left Intentionally blank...
