General Electrical Talk Discussion http://ecmweb.com/taxonomy/term/19691/more en 3-Phase, 208V to 3-Phase, 400V http://ecmweb.com/forums/general/general-electrical-talk-discussion/3-phase-208v-3-phase-400v <div class="node-body forum-body"><p>I have a 230/400VAC 50Hz Vapor phase oven I&#39;m installing. It requires 10kVA.&nbsp;Can I use a 208VAC Delta to 400V WYE transformer?</p> <p>It seems like I should be able to connect the house panel, which is 208VAC, 3-Phase WYE to the Delta primary on the transformer.&nbsp;Do you see any issues in doing so?</p> <p>Thanks!<br /> Roger</p> </div> http://ecmweb.com/forums/general/general-electrical-talk-discussion/3-phase-208v-3-phase-400v#comments General Electrical Talk Discussion Wed, 26 Apr 2017 02:56:22 +0000 147661 at http://ecmweb.com Minimize Operation Time of Relay http://ecmweb.com/forums/general/general-electrical-talk-discussion/minimize-operation-time-relay <div class="node-body forum-body"><p>In a large distributed power system network, how can we use various features of advanced microprocessor-based relays to minimize the time of operations without sacrificing feeder coordination?</p> </div> http://ecmweb.com/forums/general/general-electrical-talk-discussion/minimize-operation-time-relay#comments General Electrical Talk Discussion Mon, 24 Apr 2017 12:26:43 +0000 147631 at http://ecmweb.com What are an engineer's most common concerns when selecting instrumentation? http://ecmweb.com/forums/general/general-electrical-talk-discussion/what-are-engineers-most-common-concerns-when-selec <div class="node-body forum-body"><p>Hi everyone, I&#39;m Jacob Cheng from China, working in an electronic instrument manufacturer, and this is not a promotion content, I&#39;m here asking for help.<br /> As a freshman of marketing promotion in the electronic instrument, I have no idea about what topic will engineers interested in. So, I&#39;m here today to ask for a little favor from an expert like you guys, sincerely.</p> </div><p><a href="http://ecmweb.com/forums/general/general-electrical-talk-discussion/what-are-engineers-most-common-concerns-when-selec" target="_blank">read more</a></p> http://ecmweb.com/forums/general/general-electrical-talk-discussion/what-are-engineers-most-common-concerns-when-selec#comments General Electrical Talk Discussion Sat, 01 Apr 2017 04:45:04 +0000 146871 at http://ecmweb.com 200A Panel with 150A Main Breaker http://ecmweb.com/forums/general/general-electrical-talk-discussion/200a-panel-150a-main-breaker <div class="node-body forum-body"><p>I am writing this question because of how this&nbsp;combination Load Center didn&#39;t pass through Inspection with my local electric utility due to the manufacturer&#39;s inconsistency in marking and labeling. Let me explain.</p> </div><p><a href="http://ecmweb.com/forums/general/general-electrical-talk-discussion/200a-panel-150a-main-breaker" target="_blank">read more</a></p> http://ecmweb.com/forums/general/general-electrical-talk-discussion/200a-panel-150a-main-breaker#comments General Electrical Talk Discussion Sat, 25 Mar 2017 19:48:05 +0000 146741 at http://ecmweb.com Adding a Second Panel http://ecmweb.com/forums/general/general-electrical-talk-discussion/adding-second-panel <div class="node-body forum-body"><p>Hello, I have a question.</p> </div><p><a href="http://ecmweb.com/forums/general/general-electrical-talk-discussion/adding-second-panel" target="_blank">read more</a></p> http://ecmweb.com/forums/general/general-electrical-talk-discussion/adding-second-panel#comments General Electrical Talk Discussion Thu, 23 Mar 2017 02:23:51 +0000 146661 at http://ecmweb.com Deleware License Requirements http://ecmweb.com/forums/general/general-electrical-talk-discussion/deleware-license-requirements <div class="node-body forum-body"><p>Here&#39;s a summary of the license requirements in Delaware.</p> </div><p><a href="http://ecmweb.com/forums/general/general-electrical-talk-discussion/deleware-license-requirements" target="_blank">read more</a></p> http://ecmweb.com/forums/general/general-electrical-talk-discussion/deleware-license-requirements#comments General Electrical Talk Discussion Mon, 20 Mar 2017 04:45:43 +0000 146491 at http://ecmweb.com Renewable Energy http://ecmweb.com/forums/general/general-electrical-talk-discussion/renewable-energy <div class="node-body forum-body"><p>What renewable energy source has the most potential?</p> </div> http://ecmweb.com/forums/general/general-electrical-talk-discussion/renewable-energy#comments General Electrical Talk Discussion Sat, 18 Mar 2017 18:46:36 +0000 146481 at http://ecmweb.com Neutral and ground CLIPS on the screws to keep screw from bearing directly on the wire http://ecmweb.com/forums/general/general-electrical-talk-discussion/neutral-and-ground-clips-screws-keep-screw-bearing <div class="node-body forum-body"><p>I had started another thread about this but it never appeared in the forum list, but used to show up on &#39;hot topics&#39; list on right hand side.</p> <p>I can not post a link. What these look like is a rectangle with one long side and 2 short sides.</p> <p>On short side of the clip snaps onto the screw head.</p> <p>Other short side of the clip presses up against the wire.</p> <p>The clip on the screw&nbsp;moves with the screw.</p> <p>The let you use fine stranded wires without damaging the wires.</p> </div><p><a href="http://ecmweb.com/forums/general/general-electrical-talk-discussion/neutral-and-ground-clips-screws-keep-screw-bearing" target="_blank">read more</a></p> http://ecmweb.com/forums/general/general-electrical-talk-discussion/neutral-and-ground-clips-screws-keep-screw-bearing#comments General Electrical Talk Discussion Thu, 16 Mar 2017 16:08:11 +0000 146371 at http://ecmweb.com Clip Inserts on Neutral and Ground Bars for Fine Multistrand Wires http://ecmweb.com/forums/general/general-electrical-talk-discussion/clip-inserts-neutral-and-ground-bars-fine-multistr <div class="node-body forum-body"><p>Has anyone seen these before and know where to get them. These clips keep the neutral and ground screws from bearing directly on the copper wire. They&#39;re especially useful for fine multi strand copper wire.</p> <p>This clip is in an old QO 8-16 box in my boat, which was made in the 70s.&nbsp;I could&nbsp;use some more.</p> <p>I took some pics&nbsp;because I have never seen them anywhere. The site won&#39;t let me link a photo, so put an &quot;https&quot; in front of this to see the pictures, or I found in Chrome browser, you can just copy the text and go to Google photos.</p> </div><p><a href="http://ecmweb.com/forums/general/general-electrical-talk-discussion/clip-inserts-neutral-and-ground-bars-fine-multistr" target="_blank">read more</a></p> http://ecmweb.com/forums/general/general-electrical-talk-discussion/clip-inserts-neutral-and-ground-bars-fine-multistr#comments General Electrical Talk Discussion Tue, 14 Mar 2017 15:46:09 +0000 146241 at http://ecmweb.com Poor diesel Fuel Quality http://ecmweb.com/forums/general/general-electrical-talk-discussion/poor-diesel-fuel-quality <div class="node-body forum-body"><p>How are you treating your diesel fuel to assure it does not cause generator failures?</p> </div> http://ecmweb.com/forums/general/general-electrical-talk-discussion/poor-diesel-fuel-quality#comments General Electrical Talk Discussion Thu, 09 Mar 2017 16:55:25 +0000 146051 at http://ecmweb.com