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IECEx Certificate
of Conformity

 
INTERNATIONAL ELECTROTECHNICAL COMMISSION
IEC Certification Scheme for Explosive Atmospheres
for rules and details of the IECEx Scheme visit www.iecex.com

 
Certificate No.:
IECEx SIR 06.0029X issue No.:1
 
Status:
Current
 
Date of Issue:2008-03-31 Page 1 of 5


    
Applicant:
Pratley Manufacturing (Pty) Limited
Jackson Street
Factoria
Krugersdorp
South Africa


 
Equipment:Klik Lok Junction Boxes
Optional accessory:


 
Type of Protection:Increased safety and dust


 
Marking: Ex e II T6
Ex tD A21 IP66/IP68 (2 m) T85°C
 
Approved for issue on behalf of the IECEx
Certification Body:
C Ellaby

 
Position:Certification Officer


 
Signature:
(for printed version)
 
Date:
 
 
1. This certificate and schedule may only be reproduced in full.
2. This certificate is not transferable and remains the property of the issuing body.
3. The Status and authenticity of this certificate may be verified by visiting the Official IECEx Website.
 

 Certificate issued by:
SIRA Certification Service
Rake Lane
Eccleston
Chester
CH4 9JN
United Kingdom


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IECEx Certificate
of Conformity

 
Certificate No.:IECEx SIR 06.0029X
 
Date of Issue:2008-03-31Issue No.: 1
 
Page 2 of 5
 
 Manufacturer:
Pratley Manufacturing (Pty) Limited
Jackson Street
Factoria
Krugersdorp
South Africa


 
 Additional Manufacturing location(s):
Weidmüller
43 Huntingwood Drive,
Huntingwood,
NSW 2148
Australia
 

This certificate is issued as verification that a sample(s), representative of production, was assessed and tested and found to comply with the IEC Standard list below and that the manufacturer's quality system, relating to the Ex products covered by this certificate, was assessed and found to comply with the IECEx Quality system requirements. This certificate is granted subject to the conditions as set out in IECEx Scheme Rules, IECEx 02 and Operational Documents as amended.


STANDARDS:
The electrical apparatus and any acceptable variations to it specified in the schedule of this certificate and the identified documents, was found to comply with the following standards:

 
IEC 60079-0 : 2004
Edition: 4.0
Electrical apparatus for explosive gas atmospheres - Part 0: General requirements
IEC 60079-7 : 2006-07
Edition: 4
Explosive atmospheres - Part 7: Equipment protection by increased safety "e"
IEC 61241-0 : 2004
Edition: 1
Electrical apparatus for use in the presence of combustible dust - Part 0: General requirements
IEC 61241-1 : 2004
Edition: 1
Electrical apparatus for use in the presence of combustible dust - Part 1: Protection by enclosures "tD"
 
This Certificate does not indicate compliance with electrical safety and performance requirements other than those expressly included in the Standards listed above.


 
TEST & ASSESSMENT REPORTS:A sample(s) of the equipment listed has successfully met the examination and test requirements as recorded in

 
Test Report:
GB/SIR/ExTR06.0074/00GB/SIR/ExTR08.0016/00


Quality Assessment Report:

AU/ITA/QAR07.0004/00GB/SIR/QAR06.0042/00


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IECEx Certificate
of Conformity

 
Certificate No.:IECEx SIR 06.0029X
 
Date of Issue:2008-03-31Issue No.: 1
 
Page 3 of 5
 
 
Schedule
 
EQUIPMENT:
Equipment and systems covered by this certificate are as follows:
 
The Klik Lok range of junction boxes are manufactured in black, 30% glass reinforced, Polyamide 66 (PA66) with a lid manufactured from the same material or in clear polycarbonate.  The junction boxes have a circular shape, with cable entry locations in the curved side wall.  The entry points are available in various configurations.  The lid is fitted with a nitrile rubber gasket and is attached and secured to the base by a locking mechanism, a retaining strap and by a cable tie. Inside the enclosure, a terminal rail is fixed to the base with screws.  Certified, rail mounted, Weidmuller terminals or Kwikblok terminals are fitted to the rail between partitions and end stops.  The appropriate details of the Weidmuller and Kwikblok terminals are detailed in Tables 1 and 2 respectively.
 

See Annexe for tables


 
 
 
CONDITIONS OF CERTIFICATION: YES as shown below:
 

1

The Klik Lok junction boxes are only to be installed into areas of low mechanical danger.
2When the clear polycarbonate lids are fitted the equipment is marked: WARNING STATIC HAZARD CLEAN WITH A DAMP CLOTH.  Refer to the instruction manual for further advice on how to clean the equipment safely and prevent static charge build up.
 


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IECEx Certificate
of Conformity

 
Certificate No.:IECEx SIR 06.0029X
 
Date of Issue:2008-03-31Issue No.: 1
 
Page 4 of 5
 
 
EQUIPMENT(continued):
 
The manufacturer shall note the following condition of manufacture:
1.When the junction boxes are equipped by the manufacturer with terminals wired, a routine electric strength test shall be conducted in accordance with EN 60079-7:2003 clause 6.1.
2.All terminal blocks shall be mounted on terminal rails secured to the enclosure by two screws and vibration resistant washers.  The terminals shall be fitted between end stops and partitions.
3.The maximum number of terminals permitted shall be calculated in accordance with EN 60079‑7:2003, Annex E, clause E.2, and this shall not exceed the maximum dissipated power rating of the enclosure.
4.The Weidmüller WDU 2.5 and WDU 2.5 SL type terminals shall be limited to a maximum current of 15 A.
5.This certificate relies on the following previously certified products.  When used as part of the Klik Lok junction boxes, the key attributes listed in the table below shall still be maintained by their original certificate
 ProductCertificate numberKey attributes
 Weidmüller Type WDU TerminalKEMA 98ATEX1683UEEx e II
 Weidmüller Type WDU SL TerminalIECEx SIR 05.0040UEx e II
  
  
 
 
 


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IECEx Certificate
of Conformity

 
Certificate No.:IECEx SIR 06.0029X
 
Date of Issue:2008-03-31Issue No.: 1
 
Page 5 of 5
 
 
DETAILS OF CERTIFICATE CHANGES (for issues 1 and above):
 

Original dated 2006-8-15

Issue 1 dated 2008-03-31
1The inclusion of an additional manufacturing location
2The addition of additional Weidmüller Terminals
 
 








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