<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1423851465177_9993">Have you given thought to using electric car controllers? Curtis makes them in voltages ranging from 24-170 volts and are made for large amperage draws.</div><div id="yui_3_16_0_1_1423851465177_9999"><br></div><div id="yui_3_16_0_1_1423851465177_10000" dir="ltr">Keith<br></div><div id="yui_3_16_0_1_1423851465177_9964"><span></span></div> <div class="qtdSeparateBR"><br><br></div><div style="display: block;" class="yahoo_quoted"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div dir="ltr"> <font size="2" face="Arial"> On Friday, February 13, 2015 12:36 AM, Alan James via Personal_Submersibles <personal_submersibles@psubs.org> wrote:<br> </font> </div> <br><br> <div class="y_msg_container"><div id="yiv2973736671"><div><div style="color:#000;background-color:#fff;font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4345">On the electronic speed controller subject Hugh; I have been reading about</span></div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4322">the length of wires from the battery to the esc causing problems.</span></div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4398"><a rel="nofollow" shape="rect" id="yiv2973736671yui_3_16_0_1_1423788677293_4397" target="_blank" href="http://www.rcgroups.com/forums/showthread.php?t=952523">too long battery wires will kill ESC over time: precautions, solutions & workarounds - RC Groups</a><br clear="none"></span></div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291">The long run of wires in a submarine would be particularly bad.</div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291">I would be interested in any solution you may come across.</div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291">Most of the RC escs only go up to 59V. </div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291">Castle creations sells motors up to 10,000 watts so should have escs that would<br clear="none"></div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291">cover your 72 volt requirement. Just can't see them advertised. You would need to enquire.</div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291">I think they will taylor make components for you.</div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291"><a rel="nofollow" shape="rect" id="yiv2973736671yui_3_16_0_1_1423788677293_4517" target="_blank" href="http://www.castlecreations.com/index.html">http://www.castlecreations.com/index.html</a><br clear="none"></div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291">They have a reputation in the RC World of producing top of the line stuff.</div><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4291">Alan<br clear="none"></div><div id="yiv2973736671yui_3_16_0_1_1423788677293_4291"> </div><br clear="none"> <div id="yiv2973736671yui_3_16_0_1_1423788677293_4296" style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"> <div id="yiv2973736671yui_3_16_0_1_1423788677293_4295" style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"> <div class="yiv2973736671yqt1289556207" id="yiv2973736671yqt88461"><div dir="ltr" id="yiv2973736671yui_3_16_0_1_1423788677293_4294"> <hr id="yiv2973736671yui_3_16_0_1_1423788677293_4298" size="1"> <font id="yiv2973736671yui_3_16_0_1_1423788677293_4297" size="2" face="Arial"> <b id="yiv2973736671yui_3_16_0_1_1423788677293_4401"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4400" style="font-weight:bold;">From:</span></b> Hugh Fulton via Personal_Submersibles <personal_submersibles@psubs.org><br clear="none"> <b><span style="font-weight:bold;">To:</span></b> 'Personal Submersibles General Discussion' <personal_submersibles@psubs.org> <br clear="none"> <b><span style="font-weight:bold;">Sent:</span></b> Friday, February 13, 2015 7:22 PM<br clear="none"> <b id="yiv2973736671yui_3_16_0_1_1423788677293_4710"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4709" style="font-weight:bold;">Subject:</span></b> [PSUBS-MAILIST] Motor Controllers.<br clear="none"> </font> </div> <div class="yiv2973736671y_msg_container" id="yiv2973736671yui_3_16_0_1_1423788677293_4323"><br clear="none"><div id="yiv2973736671">
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#yiv2973736671 </style><div id="yiv2973736671yui_3_16_0_1_1423788677293_4477"><div class="yiv2973736671WordSection1" id="yiv2973736671yui_3_16_0_1_1423788677293_4476"><div class="yiv2973736671MsoNormal" id="yiv2973736671yui_3_16_0_1_1423788677293_4475"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4711" lang="EN-NZ">Hi All,</span></div><div class="yiv2973736671MsoNormal" id="yiv2973736671yui_3_16_0_1_1423788677293_4514"><span lang="EN-NZ"> </span></div><div class="yiv2973736671MsoNormal" id="yiv2973736671yui_3_16_0_1_1423788677293_4479"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4478" lang="EN-NZ">I am having problems with Kelly controllers but need small footprint 2 kw 72 volt BLDC controllers.</span></div><div class="yiv2973736671MsoNormal" id="yiv2973736671yui_3_16_0_1_1423788677293_4480"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4657" lang="EN-NZ">Any recommendations for reliable units?</span></div><div class="yiv2973736671MsoNormal" id="yiv2973736671yui_3_16_0_1_1423788677293_4481"><span id="yiv2973736671yui_3_16_0_1_1423788677293_4712" lang="EN-NZ">Hugh</span></div><div class="yiv2973736671MsoNormal" id="yiv2973736671yui_3_16_0_1_1423788677293_4482"><span lang="EN-NZ"> </span></div></div> <br clear="none"><br clear="none">__________ Information from ESET NOD32 Antivirus, version of virus signature database 11169 (20150213) __________<br clear="none"><br clear="none">The message was checked by ESET NOD32 Antivirus.<br clear="none"><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.eset.com/">http://www.eset.com</a><br clear="none"> </div></div><br clear="none">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a rel="nofollow" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" target="_blank" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"><br clear="none"><br clear="none"></div></div> </div> </div> </div></div></div><br><div class="yqt1289556207" id="yqt19321">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a shape="rect" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"></div><br><br></div> </div> </div> </div> </div></body></html>