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13 A plugs, socket-outlets, adaptors and connection units Part 4: Switched and unswitched 13 A fused connection units – Specification ; 40 Pages in English ;


Botswana
TBT
2013-11-05
2014-01-04
<p style="tab-stops:36.0pt;"><span lang="EN-ZA">This Part of BOS 41 specifies requirements for 13 A fused connection units for household, commercial and light industrial purposes, with particular reference to safety in normal use. The connection units are suitable for the connection of appliances, in a.c. circuits only, operating at voltages not exceeding 250 V r.m.s at 50 Hz.</span></p><p style="tab-stops:36.0pt;"><span lang="EN-ZA">Requirements are specified for connection units incorporating a fuse-link complying with BS 1362:1973. Requirements are specified for 13 A connection units with or without associated controlling switches, for flush mounting in suitable enclosures, e.g. boxes complying with BS 4662:1970, or for surface or panel mounting. Connection units are intended for use with cables complying with BS 6004:2000 having copper conductors. </span></p><p style="tab-stops:36.0pt;"><span lang="EN-ZA">Connection units with cord outlets are additionally intended for use with flexible cords, complying with BS 6500:2000 on the load (output) side. Connection units containing devices other than fuse-links, switches and indicator lamps are outside the scope of this Part of<span>&nbsp;&nbsp;&nbsp;&nbsp; </span>BOS 41.</span></p><p style="tab-stops:36.0pt;"><span lang="EN-ZA">NOTE 1<span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>In order to maintain safety and interchangeability with connection units it is necessary that these products comply with the requirements of clauses 9 and clause13 of this Part of BOS 41.</span></p><p style="tab-stops:36.0pt;"><span lang="EN-ZA">NOTE 2<span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>Requirements for electromagnetic compatibility are not given for the following reasons:</span></p><p style="tab-stops:36.0pt;"><span lang="EN-ZA">A switched or unswitched connection unit does not emit intolerable electromagnetic interference since significant electromagnetic disturbances are only generated during insertion and withdrawal, which are not continuous.</span></p><p style="tab-stops:36.0pt;"><span lang="EN-ZA">A switched or unswitched connection unit is mechanical by nature of construction. The product is therefore immune from electromagnetic interference. </span></p>
G/TBT/N/BWA/26
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Prevention of deceptive practices and consumer protection (TBT)
13 A plugs, socket-outlets, adaptors and connection units Part 4: Switched and unswitched 13 A fused connection units – Specification ; ICS 29.120.30 ;
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