E2S Warning Signals
Impress House, Mansell Road, Acton, London W3 7QH
www.e2s.com
Tel: +44 (0)208 743 8880
Document No. D199-00-001-IS
Issue 7
13-05-22
Sheet 2 of 8
2) Warnings
•
DO NOT OPEN WHEN AN EXPLOSIVE
ATMOSPHERE IS
PRESENT.
•
POTENTIAL ELECTROSTATIC CHARGING HAZARD.
•
ALL ENTRIES M20 X 1.5MM.
•
USE SUITABLE RATED CABLES AND CABLE GLANDS
IF TEMPERATURE EXCEEDS AS PER STANDARDS
INDICATIONS BELOW.
FOR ATEX / IECEx
& UKEx
STANDARDS:
70ºC AT ENTRY OR 80ºC AT BRANCHING POINT.
FOR NEC / CEC STANDARDS:
60ºC AT ENTRY OR 60ºC AT BRANCHING POINT.
3) Marking & Rating Information
All units have a rating label, which carries the following
important information.
Products may have further approvals, see E2S website for
further details.
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"
Model No:
Rating
STExS1:
DC024
AC230
Ex db IIC T6 Gb Ta -50°C to +65°C
Ex db IIC T5 Gb Ta -50°C to +70°C
Ex db IIIC T82°C Db Ta -50°C to +70°C
Certificate No.
DEMKO 16 ATEX 1466X
IECEx ULD 16.0017X
UL21UKEX2019X
Epsilon x
Equipment Group
and Category:
II 2G
II 2D
CE Marking and
Notified Body No.
2813
UKCA Marking and
Notified Body No.
0518
3.2. NEC / CEC Ratings
Gas Class I
All models are approved for use as Alarm Horns also comply
with the following standards for signaling equipment:
UL464A & CSA C22.2 NO. 205-17
NEC Class / Zone Ratings US Codes
Standards
UL 60079-0 (Ed. 7) 04/15/2020
Explosive Atmospheres - part 0: Equipment - General
Requirements
UL 60079-1 (Ed. 7) 2015
Explosive Atmospheres - Part 1: Equipment Protection by
Flameproof Enclosures 'd'
Ratings
STExS1:
DC024
AC230
Class 1 Zone 1 AEx db IIC T5 Gb Ta -50°C to +70°C
Class 1 Zone 1 AEx db IIC T6 Gb Ta -50°C to +65°C
Installation must be carried out in compliance with the
National Electrical Code.
CEC Class / Zone Ratings Canada
Standards
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'
Rating
STExS1:
DC024
AC230
Ex db IIC T5 Gb Ta -50°C to +70°C
Ex db IIC T6 Gb Ta -50°C to +65°C
Installation must be carried out in compliance with the
Canadian Electric Code.
NEC & CEC Class / Division Ratings for US / Canada,
USL CNL
Standards
UL464A (Ed. 1) 2017
Standard for Audible Signal Appliances for General
Signalling Use
CSA C22.2 No. 205-17 (Ed. 3) 2017
Signal Equipment
Rating
STExS1:
DC024
AC230
Class I Div 2 Group ABCD T5 Ta -50°C to +70°C
Class I Div 2 Group ABCD T6 Ta -50°C to +65°C
Installation must be carried out in compliance with the
National Electric Code / Canadian Electric Code.
