ds51 non electrical wallchart iss5 0813
DESCRIPTION
Ex Non Electrical Wall ChartTRANSCRIPT
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NON-ELECTRICAL EQUIPMENTGUIDANCE FOR MANUFACTURERS AND END USERS
Gas Groups Gas Representative Group Test Gas I Methane (mining only) IIA Propane IIB Ethylene IIC Hydrogen
Gases are classified according to theignitability of gas-air mixture.Refer to IEC/EN 60079-20-1 for classificationof common gases and vapours.
Temperature Class T Class Maximum Surface Temperature T1 450C T2 300C T3 200C T4 135C T5 100C T6 85C
Standards
EN13463-1
EN13463-2
EN13463-3
EN13463-5
EN13463-6
EN13463-8
Conceptgeneral
requirements
flow restriction
flameproofconstructional
safetycontrol ofignitionsources
liquidimmersion
Code
fr
d
c
b
k
Zone
2221
211
211
21
121
SGS Baseefa Limited,Rockhead Business Park,Staden Lane,Buxton, SK17 9RZtel. +44 (0)1298 766600fax. +44 (0)1298 766601e-mail [email protected]
ATEX Coding II 2 GD
EUExplosiveatmospheresymbol
Equipmentgroup
I - mining
II - non-mining
(*) = in presence of explosive atmosphere
EquipmentcategoryM1 - energisedM2 - de-energised (*)
1 - very high protection2 - high protection3 - normal protection
Gas Dust 0 20
1 21 2 22
Ingress Protection (IP)Hazardous area equipment typically requiresa minimum IP rating of IP54 but may beassessed and tested to the higher ratings below: DUST IP 5x - Dust protected IP 6x - Dust tight WATER Protected against: IP x4 - splashing water IP x5 - water jets IP x6 - powered water jets IP x7 - temporary immersion IP x8 - continuous immersionSee IEC/EN 60529 for full definition ofIP ratings
Mechanical Protection Concepts
EX
Manufacturers Nameand Address
Product Identification
Serial No. and (or inc.)Year of Manufacture
ATEX Notified BodyIdentification No.(Zone 0/20 only)
II 1GD IIC T4 ck
Baseefa10ATEX1111X
Gas GroupProtection ConceptTemperature Class
ATEX Coding
ATEX Certificate No.(or ManufacturersTechnical File No.)
Ambient Range1180
Tamb -30C to +50C
ABC EngineeringBuxton, SK17 9RZ, UK
Type xyz Pump2009 s/n 1234
Pub DS51 Issue 5, August 2013
Ignition Risk Assessment
raremalfunction
N/AN/A
*
expectedmalfunction
N/A
*
**
normaloperation
*
*
**
Category 3 Zone 2/22Category 2 Zone 1/21Category 1 Zone 0/20
* Describe the single measure applied to prevent the ignition source from becoming effective. Where appropriate refer to standards used and test reports which substantiate compliance with the standards
** Describe two independent measures used to prevent ignition source from becoming effective. Again refer to relevant standards and test reports.
N/A Need not be considered for this zone
Identify all potentialignition sources(see table below)
Which applyto your
product?Do they occur
during:
GAS Explosion Non-sparking Other materials Group metals (*) IIC 60 5 (hydrogen) 3 (hydrocarbons Category 1G including acetylene) IIB 125 10 IIA 125 20
IIC 125 10 Category 2G IIB 250 20 IIA 500 40
IIC 250 20 Category 3G IIB 500 40 IIA 500 80 DUST Category 1D 125 20 Category 2D 500 80 Category 3D (*) excluding materials specified in cl. 6.4.2.1 a) of EN13463-1: 2009
Single Impact Energy Limits (Nm)
Technical filecontents
General descriptionIgnition risk assessmentDesign and manufacturing drawingsDescription and explanation necessary to understand operation of productList of standards or other solutions to meet EHSRsCalculations and examinationsTest Results
Possible IgnitionSources
(list from EN 1127-1)Hot surfacesMechanical sparksFlames, hot gasesElectric sparksStray electric currents and Cathodic protectionStatic electricityLightningElectromagnetic wavesIonising radiationHigh frequency radiationUltrasonicsAdiabatic compressionChemical reaction
Minimum ATEX requirementsfor non-electrical products
Category 1Zone 0/20 N.B. certification and QA assessment
Category 2Zone 1/21 Manufacturers technical file lodged with N.B.
Category 3Zone 2/22 Manufacturer stores own technical file
N.B. = Notified Body
ATEX
ATEX and IECEx certification
IECEx Certificate of Personnel Competance
IEC 61508 certification
Quality system approval
Assistance with DSEAR (ATEX User Directive) Implementation
Training & Technical Advice
IECEx Service Facility Certification
Technical file storage
Testing
Baseefa Serviceswww.baseefa.com