Certificate No.
ATEX Mark, Equipment
Group and Category:
CE Marking
UKCA Marking
3.2. NEC & CEC Ratings
NEC & CEC Class / Division Ratings for US /
Canada
UL 121201-2021 (Ed. 9)
CAN/CSA C22.2 No. 213-17 (Ed. 3)
E2Xs2:
Class I, Div 2,
Class I, Div 2,
Class II, Div 2,
Class III, Div 1 & 2
Installation must be carried out in compliance with the National
Electric Code / Canadian Electric Code
NEC Class / Zone ratings US
UL 60079-0 (Ed. 7):
Explosive Atmospheres - part 0: Equipment - General
Requirements
UL 60079-7 (Ed. 5):
Explosive Atmospheres - Equipment Protection by Increased
Safety "e"
UL 60079-31 (Ed. 2)
Explosive Atmospheres - Equipment Dust Ignition Protection
by Enclosure "t"
E2xS2:
Class I Zone 2 AEx ec IIC T4 Gc Ta -20°C to +55°C
Zone 22 AEx tc IIIC T85°C Dc Ta -20°C to +55°C
Installation must be carried out in compliance with the National
Electric Code.
European Safety Systems Ltd. Impress House, Mansell Road, Acton, London W3 7QH
Document No. D209-00-011-IS
DEMKO 06ATEX 0421554X
IECEx ULD 14.0012X
UL21UKEX2135X
II 3G
II 3D
Standards
Ratings
ABCD
T3C Ta -20°C to +55°C
ABCD
T4 Ta -20°C to +40°C
FG
T6 Ta -20°C to +55°C
Ta -20°C to +55°C
Standards
Ratings
Issue 1
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. 60079-7 (Ed. 2)
Explosive Atmospheres - Equipment Protection by Increased
Safety "e"
CAN/CSA C22.2 No. 60079-31 (Ed. 2)
Explosive Atmospheres - Equipment Dust Ignition Protection
by Enclosure "t"
E2xS2:
Installation must be carried out in compliance with the Canadian
Electric Code
4) Zones, Gas Group, Category and
Temperature Classification
When connected to an approved system the E2XS2 alarm
horn may be installed in:
Zone 2
Zone 22
Group IIA
Group IIB
Group IIC
Temperature Classification for Gas Applications
T1
T2
T3
T4
Group IIIA
Group IIIB
Group IIIC
Maximum Surface Temperature for Dust Applications
E2xS2:
3G / 3D
Gc, Dc
20-08-22
Standards
Rating
Ex ec IIC T4 Gc Ta -20°C to +55°C
Ex tc IIIC T85°C Dc Ta -20°C to +55°C
Area Classification
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 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
135°C
Dust Groupings
(ATEX / IECEx / UKEX only)
Combustible Flyings
Non-conductive Dust
Conductive Dust
(ATEX / IECEx / UKEX only)
85°C
Equipment Category
Equipment Level Protection
www.e2s.com
Tel: +44 (0)208 743 8880
Sheet 2 of 5
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