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<blockquote data-quote="jackfrosty" data-source="post: 165155" data-attributes="member: 8320"><p>Hi, i have recently been on a honeywell course to learn how to wire central heating systems, all went well just have a few questions still</p><p></p><p>What is the most economical reels of cable to buy? 3 core and 5 core? also im not sure what currents most systems draw so what is the common size cable to wire it in?</p><p></p><p>the people on the course insisted the room stat and cyclinder stat didnt need a cable with earth to be used and just 2 core, is this correct? i always understood you should just terminate the earth at either end even if class2 fittings are used</p><p></p><p>Thanks</p></blockquote><p></p>
[QUOTE="jackfrosty, post: 165155, member: 8320"] Hi, i have recently been on a honeywell course to learn how to wire central heating systems, all went well just have a few questions still What is the most economical reels of cable to buy? 3 core and 5 core? also im not sure what currents most systems draw so what is the common size cable to wire it in? the people on the course insisted the room stat and cyclinder stat didnt need a cable with earth to be used and just 2 core, is this correct? i always understood you should just terminate the earth at either end even if class2 fittings are used Thanks [/QUOTE]
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