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Bulletin 855XH Horn
RATING AND MARKING INFORMATION
NEC & CEC Class / Division Ratings for US / Canada
855XH-BN***B horns comply with the following standards:
ANSI/ISA 12.12.01-2015
CSA C22.2 No. 213-16
855XH-BN***B horns are rated as follows:
Class I, Div 2,
ABCD
Class I, Div 2,
ABCD
Class II, Div 2,
FG
Class III
Installation must be carried out in compliance with the National Electric Code / Canadian Electric Code
NEC Class / Zone ratings US
855XH-BN***B horns comply with the following standards:
UL 60079-0-2013
UL 60079-15-2013
UL 60079-31-2015
855XH-BN***B horns are rated as follows:
Class I Zone 2 AEx nA 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.
CEC Class / Zone ratings Canada
855XH-BN***B horns comply with the following standards:
CAN/CSA C22.2 No. 60079-0:2015
CAN/CSA C22.2 No. 60079-15:2016
CAN/CSA C22.2 No. 60079-31:2015
855XH-BN***B horns are rated as follows:
Ex nA IIC T4 Gc Ta -20°C to +55°C
Ex tc IIIC T85°C Dc Ta -20°C to +55°C
Installation must be carried out in compliance with the Canadian Electric Code
ATEX / IECEx certification
855XH-BN***B horns comply with the following standards:
EN60079-0:2012+A11:2013 / IEC60079-0: ed. 6.0 (2011-06)
EN60079-15:2010 / IEC60079-15: ed. 4.0 (2010-01)
EN60079-31:2014 / IEC60079-31:2013 ed. 2.0 (2013-11)
855XH-BN***B horns are rated as follows:
II 3G Ex nA IIC T4 Gc Ta -20°C to +55°C
II 3D Ex tc IIIC T85°C Dc Ta -20°C to +55°C
Zones, Gas / Dust Groups and Temperature Classification
When connected to an approved system the 855XH may be installed in:
Zone 2 explosive gas air mixture not likely to occur in normal operation, and if it does, it will only exist for a short time.
Zone 22 explosive dust air mixture not likely to occur in normal operation, and if it does, it will only exist for a short time.
May be used with gases in groups:
Group IIA
propane
Group IIB
ethylene
Group IIC
hydrogen / acetylene
May be used with Dust types:
Group IIIA
combustible flyings
Group IIIB
non-conductive dust
Group IIIC
conductive dust
Installation must be carried out in compliance with the latest issue of the following standards:
EN60079-14 / IEC60079-14: Explosive atmospheres - Electrical installations design, selection and erection
EN60079-10-1 / IEC60079-10-1: Explosive atmospheres - Classification of areas. Explosive gas atmospheres
EN60079-10-2 / IEC60079-10-2: Explosive atmospheres - Classification of areas. Explosive dust atmospheres
Publication 855X-IN002A-EN-E- August 2019
T3C Ta -20°C to +55°C
T4 Ta -20°C to +40°C
T6 Ta -20°C to +55°C
T6 Ta -20°C to +55°C
Having a temperature classification (for Gas applications) of:
T1
T2
T3
T4
Maximum Surface Temperature for Dust Applications:
85ºC
Certificate No.
450ºC
300ºC
200ºC
135ºC
IECEx UL 19.0059X
DEMKO 19 ATEX 2233X
CE Marking
0518
DIR 10004893329 (Version 01)
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