E2S GNExB2X05 Series Instruction Manual page 3

CEC Class / Zone Ratings Canada
CAN/CSA C22.2 No. 60079-0 (Ed. 4) 02/2019
Explosive Atmospheres - Part 0: Equipment - General
Requirements
CAN/CSA C22.2 No. 60079-1 (Ed. 3) 2016
Electrical Apparatus for Explosive Gas Atmospheres - Part 1:
Flameproof Enclosures 'd'
GNExB2: Ex db IIC T5 Gb Ta -50°C to +70°C
X05DC012 Ex db IIC T6 Gb Ta -50°C to +60°C
X05DC024*
X05DC048
GNExB2: Ex db IIC T4 Gb Ta -50°C to +70°C
X05AC115 Ex db IIC T5 Gb Ta -50°C to +55°C
X05AC230 Ex db IIC T6 Gb Ta -50°C to +40°C
GNExB2: Ex db IIC T4 Gb Ta -50°C to +70°C
X10DC024* Ex db IIC T5 Gb Ta -50°C to +45°C
X10DC048
GNExB2: Ex db IIC T4 Gb Ta -50°C to +70°C
X10AC115 Ex db IIC T5 Gb Ta -50°C to +40°C
X10AC230
*SIL Suitable
Installation must be carried out in compliance with the
Canadian Electric Code.
NEC & CEC Class / Division Ratings for US / Canada,
USL CNL
GNExB2X UL1638A (Ed. 1) 2016
Xenon Standard for Visual Signal Appliances for General
beacons Signalling Use
CSA C22.2 No. 205-17 (Ed. 3) 2017
Signal Equipment
GNExB2: Class I Div 2 Group ABCD T5 Ta -50°C to +70°C
X05DC012 Class I Div 2 Group ABCD T6 Ta -50°C to +60°C
X05DC024*
X05DC048
GNExB2: Class I Div 2 Group ABCD T4 Ta -50°C to +70°C
X05AC115 Class I Div 2 Group ABCD T5 Ta -50°C to +55°C
X05AC230 Class I Div 2 Group ABCD T6 Ta -50°C to +40°C
GNExB2: Class I Div 2 Group ABCD T4 Ta -50°C to +70°C
X10DC024* Class I Div 2 Group ABCD T5 Ta -50°C to +45°C
X10DC048
GNExB2: Class I Div 2 Group ABCD T4 Ta -50°C to +70°C
X10AC115 Class I Div 2 Group ABCD T5 Ta -50°C to +40°C
X10AC230
*SIL Suitable
The certification approval has validated continuous use up to
38°C ambient and are for transient use up to 70°C ambient.
Installation must be carried out in compliance with the
National Electric Code / Canadian Electric Code.
European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH
Document No. D156-00-201-IS
Standards
Rating
Standards
Ratings
Issue 4
4) Zones, Gas Group, Category and
Temperature Classification
The units can be installed in locations with the following
conditions:
Zone 1
Zone 2
Zone 21
(ATEX / IECEx only)
Zone 22
(ATEX / IECEx only)
Group IIA
Group IIB
Group IIC
Temperature Classification for Gas Applications
T1
T2
T3
T4
T5
T6
Group IIIA
Group IIIB
Group IIIC
Maximum Surface Temperature for Dust Applications
GNExB2X05DC
GNExB2X05AC
GNExB2X10DC
GNExB2X10AC
GNExB2X15DC
GNExB2X15AC
GNExB2X21DC
GNExB2X21AC
05-10-21
Area Classification
Explosive gas air mixture likely to occur in normal
operation.
Explosive gas air mixture not likely to occur in
normal operation, and if it does, it will only exist
for a short time.
Explosive dust air mixture likely to occur in
normal operation.
Explosive dust air mixture not likely to occur in
normal operation, and if it does, it will only exist
for a short time.
Gas Groupings
Propane
Ethylene
Hydrogen and Acetylene
450ºC
300ºC
200ºC
(GNExB2X15AC & GNExB2X21AC up to 70°C
ambient; GNExB2X21DC up to 60°C ambient)
135ºC
(GNExB2X05AC, GNExB2X10DC, GNExB2X10AC
& GNExB2X15DC up to 70°C ambient;
GNExB2X15AC up to 65°C ambient;
GNExB2X21DC up to 55°C ambient;
GNExB2X21AC up to 60°C ambient)
100ºC
(GNExB2X05DC up to 70°C ambient;
GNExB2X05AC up to 55°C ambient;
GNExB2X10DC up to 45°C ambient;
GNExB2X10AC up to 40°C ambient)
ATEX / IECEx:
GNExB2X05DC up to 60°C ambient,
85ºC GNExB2X05AC up to 40°C ambient
NEC / CEC:
Up to 65ºC ambient
Dust Groupings
(ATEX / IECEx only)
Combustible Flyings
Non-conductive Dust
Conductive Dust
(ATEX / IECEx only)
89ºC
110ºC
117ºC
122ºC
125 ºC
134ºC
135ºC
138ºC
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