{"title":"Selden Power Supply and SEL-Bus System — Installation Manual","description":"\u003clink rel=\"stylesheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/om-manual-v2.css\"\u003e\u003cstyle\u003e.mpom .om-tbl.nw td+td{white-space:nowrap}.mpom details.om-dd{position:relative;margin:0}.mpom details.om-dd\u003esummary{list-style:none;cursor:pointer}.mpom details.om-dd\u003esummary::-webkit-details-marker{display:none}.mpom .om-dd-menu{position:absolute;left:0;top:calc(100% + 6px);min-width:100%;width:max-content;max-width:360px;background:#fff;border:1px solid #e3e5e8;border-radius:6px;box-shadow:0 8px 24px rgba(0,0,0,.14);z-index:30;padding:6px}.mpom .om-dd-menu a{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:10px 12px;border-radius:4px;font-size:14px;font-weight:600;color:#2a2b2a!important;text-decoration:none!important}.mpom .om-dd-menu a:hover{background:#f5f6f8}.mpom .om-dd-menu small{font-weight:400;color:#5f6368;white-space:nowrap}\u003c\/style\u003e\u003cdiv class=\"mpom\"\u003e\n\u003cdiv class=\"om-head\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"om-tag\"\u003eINSTALLATION MANUAL\u003c\/span\u003e\u003cp class=\"om-lead\"\u003eComponents, cable sizing, PSU\/MCU wiring, push buttons, SEL-Bus network layout, button configuration and the full fault-code tables for the Selden Power Supply and SEL-Bus system, plus the Q\u0026amp;A, junction box and push button sheets.\u003c\/p\u003e\n\u003cdiv class=\"om-box\"\u003e\n\u003cdiv class=\"om-row\"\u003e\n\u003cspan\u003eDocument\u003c\/span\u003e\u003cb\u003eSelden Power Supply and SEL-Bus System Installation Manual\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-row\"\u003e\n\u003cspan\u003eFormat\u003c\/span\u003e\u003cb\u003ePDF · 28 pages · 3.5 MB\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-row\" style=\"border-bottom:0\"\u003e\n\u003cspan\u003eLanguage\u003c\/span\u003e\u003cb\u003eEnglish\u003c\/b\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-acts\"\u003e\n\u003cdetails class=\"om-dd\"\u003e\u003csummary class=\"om-btn dl\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M12 4v11\"\u003e\u003c\/path\u003e\u003cpath d=\"m7 10 5 5 5-5\"\u003e\u003c\/path\u003e\u003cpath d=\"M5 20h14\"\u003e\u003c\/path\u003e\u003c\/svg\u003e Download PDF ▾\u003c\/summary\u003e\u003cdiv class=\"om-dd-menu\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Selden-Power-Supply-SEL-Bus-System-Installation-Manual.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan\u003eInstallation Manual\u003c\/span\u003e\u003csmall\u003ePDF · 28 p.\u003c\/small\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Selden-SEL-Bus-Questions-and-Answers.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan\u003eQuestions \u0026amp; answers\u003c\/span\u003e\u003csmall\u003ePDF · 5 p.\u003c\/small\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Selden-Junction-Box-532-487-01-Instructions.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan\u003eJunction box 532-487-01\u003c\/span\u003e\u003csmall\u003ePDF · 1 p.\u003c\/small\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Selden-Illuminated-Push-Button-Instructions.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan\u003ePush buttons\u003c\/span\u003e\u003csmall\u003ePDF · 1 p.\u003c\/small\u003e\u003c\/a\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003ca class=\"om-btn buy\" href=\"\/collections\/selden-sailboat-winches-psu-packs\"\u003eView Collection\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-toc\"\u003e\n\u003ca href=\"#om-overview\"\u003eOverview\u003c\/a\u003e\u003ca href=\"#om-specs\"\u003eSpecifications\u003c\/a\u003e\u003ca href=\"#om-install\"\u003eInstallation\u003c\/a\u003e\u003ca href=\"#om-wiring\"\u003ePSU \u0026amp; MCU Wiring\u003c\/a\u003e\u003ca href=\"#om-buttons\"\u003ePush Buttons\u003c\/a\u003e\u003ca href=\"#om-bus\"\u003eSEL-Bus Network\u003c\/a\u003e\u003ca href=\"#om-config\"\u003eButton Setup\u003c\/a\u003e\u003ca href=\"#om-trouble\"\u003eFault Codes\u003c\/a\u003e\u003ca href=\"#om-faq\"\u003eQ\u0026amp;A\u003c\/a\u003e\u003ca href=\"#om-products\"\u003eProducts\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-img\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/Selden-Power-Supply-SEL-Bus-System-Installation-Manual-Cover.png\" alt=\"Selden Power Supply and SEL-Bus System — Installation Manual\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-overview\"\u003e\n\u003ch2 class=\"om-h\"\u003eThe System\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRuns from a 10–30V boat supply and delivers up to 1000W. The Power Supply Unit (PSU) raises the voltage to 40–48V, just below the 50V high-voltage limit.\u003c\/li\u003e\n\u003cli\u003ePSU, Motor Control Units (MCU) and control buttons talk over a CAN bus called SEL-Bus: it carries diagnostics (flashing LED fault codes) and puts the system to sleep when idle.\u003c\/li\u003e\n\u003cli\u003eSleep mode still draws a little current: switch off the main switch when you leave the boat.\u003c\/li\u003e\n\u003cli\u003eSEL-Bus is standalone: never connect it to another CAN bus such as NMEA 2000.\u003c\/li\u003e\n\u003cli\u003eOne PSU per SEL-Bus system; each drive unit (E40i winch, SMF furling mast, Furlex Electric, CXe) has its own MCU. Parts come in PSU Start packs and Drive unit Control Packs (order guide 597-283-E).\u003c\/li\u003e\n\u003cli\u003eEach PSU should be connected to an emergency stop (pack = red illuminated button, protective guard and relay; see the Emergency Stop manual 597-219).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-specs\"\u003e\n\u003ch2 class=\"om-h\"\u003eComponent Data\u003c\/h2\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003ePSU\u003c\/th\u003e\n\u003cth\u003eMCU\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eConverts 12V or 24V to 42V\u003c\/td\u003e\n\u003ctd\u003eControls one drive unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e255x160x44 mm\u003c\/td\u003e\n\u003ctd\u003e255x160x44 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage\u003c\/td\u003e\n\u003ctd\u003e10-30 V\u003c\/td\u003e\n\u003ctd\u003e42 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput voltage\u003c\/td\u003e\n\u003ctd\u003e42V\u003c\/td\u003e\n\u003ctd\u003e–\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConsumption, sleep\u003c\/td\u003e\n\u003ctd\u003e0,1 A per unit on the 42V circuit (at 12V); 0,05 A (at 24V)\u003c\/td\u003e\n\u003ctd\u003e0,1 A per unit (at 12V); 0,05 A (at 24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower, maximum\u003c\/td\u003e\n\u003ctd\u003e1000 W\u003c\/td\u003e\n\u003ctd\u003e1000 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e96%\u003c\/td\u003e\n\u003ctd\u003e96%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1100 g\u003c\/td\u003e\n\u003ctd\u003e1700 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eSEL-Bus cables (backbone and drop): 0,3m \/ 1m \/ 2m \/ 5m \/ 10m. Main switch\/fuse 100A \/ 60A. PSU–MCU power cables yellow and dark blue, 6mm2 \/ 10mm2.\u003c\/li\u003e\n\u003cli\u003eSEL-Bus converter: turns push-button signals into SEL-Bus; supplied with 4x1,5m (red\/green) push button cables.\u003c\/li\u003e\n\u003cli\u003eNot supplied by Selden: the 12V or 24V battery and the battery–PSU power cables.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block om-grid2\" id=\"om-install\"\u003e\n\u003cdiv\u003e\n\u003ch2 class=\"om-h\"\u003ePositioning\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePSU close to the battery; each MCU close to its motor unit (motor connection cables grey, orange, brown max 3x5m).\u003c\/li\u003e\n\u003cli\u003eDry place, cables forming a drip loop; never in the engine compartment or another hot area.\u003c\/li\u003e\n\u003cli\u003eLED and ID label readable through the transparent lid; fuses under the lid easy to reach.\u003c\/li\u003e\n\u003cli\u003eKeep PSU, MCU and cables away from compass, antennas and GPS receivers.\u003c\/li\u003e\n\u003cli\u003eAll SEL-Bus parts (T-connectors, terminals) accessible for inspection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2 class=\"om-h\"\u003eBattery – PSU Circuit\u003c\/h2\u003e\n\u003cp\u003eMain switch and fuse between battery and PSU. Turn the battery switch off before connecting.\u003c\/p\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery\u003c\/th\u003e\n\u003cth\u003eFuse with time delay\u003c\/th\u003e\n\u003cth\u003eFast acting fuse\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003ctd\u003e100 A\u003c\/td\u003e\n\u003ctd\u003e120-160 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V\u003c\/td\u003e\n\u003ctd\u003e50 A\u003c\/td\u003e\n\u003ctd\u003e60-75 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eVolt\u003c\/th\u003e\n\u003cth\u003eTotal cable length max 5 m\u003c\/th\u003e\n\u003cth\u003eTotal length 5-10 m\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003ctd\u003eMin 25mm2\u003c\/td\u003e\n\u003ctd\u003eMin 35mm2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V\u003c\/td\u003e\n\u003ctd\u003eMin 12mm2\u003c\/td\u003e\n\u003ctd\u003eMin 25mm2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-wiring\"\u003e\n\u003ch2 class=\"om-h\"\u003ePSU \u0026amp; MCU Wiring\u003c\/h2\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCable area\u003c\/th\u003e\n\u003cth\u003eRecommended max length (positive + negative)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6mm2\u003c\/td\u003e\n\u003ctd\u003e18m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10mm2\u003c\/td\u003e\n\u003ctd\u003e40m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp\u003eExample from the manual: MCU A at 2x8 m = 16 m → 6 mm2; MCU B and C at 2x5m + 2x6 m = 22 m → 10 mm2. Extra MCUs connect in parallel, to the PSU or via another MCU.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eUndo the 5 Torx T20 screws and lift the PSU lid.\u003c\/li\u003e\n\u003cli\u003eBattery positive to +BAT, battery negative to -BAT (boat-standard colours).\u003c\/li\u003e\n\u003cli\u003eDark blue cable from PSU +VBUS to MCU +VBUS; yellow cable from PSU -VBUS to MCU -VBUS.\u003c\/li\u003e\n\u003cli\u003eOpen each MCU lid (T20), connect +VBUS \/ -VBUS, then the motor connection cables to L3, L2, L1 – positions vary by motor unit, follow its own manual.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-buttons\"\u003e\n\u003ch2 class=\"om-h\"\u003ePush Buttons \u0026amp; SEL-Bus Converter\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003ePlace the SEL-Bus converter near the buttons, protected from weather, LED visible.\u003c\/li\u003e\n\u003cli\u003eCut the green and red cables to length and fit the press connectors from the push button kit.\u003c\/li\u003e\n\u003cli\u003eConnect green and red cables to their buttons per the push button sheet; optional backlighting preferably on the nav-lights switch.\u003c\/li\u003e\n\u003cli\u003eInstall the buttons where they cannot be pressed by accident when standing or sitting.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDevice\u003c\/th\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003cth\u003eConverter input 1\u003c\/th\u003e\n\u003cth\u003eConverter input 2\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFurling Mast\u003c\/td\u003e\n\u003ctd\u003e532-827-02\u003c\/td\u003e\n\u003ctd\u003eIn\u003c\/td\u003e\n\u003ctd\u003eOut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFurlex, CXe\u003c\/td\u003e\n\u003ctd\u003e532-827-01\u003c\/td\u003e\n\u003ctd\u003eIn\u003c\/td\u003e\n\u003ctd\u003eOut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReversing Winch\u003c\/td\u003e\n\u003ctd\u003e532-827-01\u003c\/td\u003e\n\u003ctd\u003eOut\u003c\/td\u003e\n\u003ctd\u003eIn\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWinch\u003c\/td\u003e\n\u003ctd\u003e532-827-01\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003eIlluminated push button\u003c\/b\u003e (IP 67, Ø35mm, 540-457\/540-459\/540-460): control cables on positions 3 and 4 (normally open); backlight on a and b (12-24V, nav-lights circuit); positions 1 and 2 (normally closed) – do not use. Plug-in terminals 2,8x0,5. Panels: 540-462-01 (2x, 100x56x3mm), 540-461-01 (1x, 56x56x3mm), raised panel 540-482 (96x53x9mm); screws 2xMLC6S M5.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eJunction box 532-487-01:\u003c\/b\u003e turn the locks ¼ turn to open; knock out two perforated areas; fit the junction bridge with the blue locks at \"0\", then turn to \"1\"; mount with stainless screws (cover heads with grommets); fit the three-hole grommets, route and connect the cables (petroleum jelly on the ends); refit the lid strap and lock the lid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-bus\"\u003e\n\u003ch2 class=\"om-h\"\u003eBuilding the SEL-Bus Network\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBackbone\u003c\/b\u003e runs along the boat and must start and end with the male and female 120-ohm end terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eT-connectors\u003c\/b\u003e (1 male, 2 female) join each unit's \u003cb\u003edrop cable\u003c\/b\u003e (max. 5 m) to the backbone.\u003c\/li\u003e\n\u003cli\u003eTotal network length (backbone + drop cables) must not exceed 70m. Cables and T-connectors can be joined directly (2x 5m = 1x 10m).\u003c\/li\u003e\n\u003cli\u003eKeep the battery switch off until all SEL-Bus cables are in.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003col\u003e\n\u003cli\u003eMale terminal to the first T-connector.\u003c\/li\u003e\n\u003cli\u003eDrop cable from the first unit to the T-connector.\u003c\/li\u003e\n\u003cli\u003eFirst backbone cable to the T-connector.\u003c\/li\u003e\n\u003cli\u003eNew T-connector at the end of that cable; repeat for each unit (PSU, MCU, buttons).\u003c\/li\u003e\n\u003cli\u003eFinish with the female terminal.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block om-grid2\" id=\"om-config\"\u003e\n\u003cdiv\u003e\n\u003ch2 class=\"om-h\"\u003eLinking Buttons to an MCU\u003c\/h2\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eConfig. button\u003c\/th\u003e\n\u003cth\u003eMode\u003c\/th\u003e\n\u003cth\u003eLED\u003c\/th\u003e\n\u003cth\u003eAction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePress once\u003c\/td\u003e\n\u003ctd\u003eButton configuration\u003c\/td\u003e\n\u003ctd\u003eViolet\u003c\/td\u003e\n\u003ctd\u003ePress the primary button set to link it\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePress once after first configuration\u003c\/td\u003e\n\u003ctd\u003eAdd a set\u003c\/td\u003e\n\u003ctd\u003eViolet\u003c\/td\u003e\n\u003ctd\u003eAdd auxiliary buttons to the same MCU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePress twice\u003c\/td\u003e\n\u003ctd\u003eReset configuration memory\u003c\/td\u003e\n\u003ctd\u003eViolet then green\u003c\/td\u003e\n\u003ctd\u003eErases all linked button sets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003col\u003e\n\u003cli\u003eMain switch on; wait for green LEDs on PSU and MCU.\u003c\/li\u003e\n\u003cli\u003ePress the MCU configuration button (under the lid, behind the LED; use a non-metal pin): LED turns violet.\u003c\/li\u003e\n\u003cli\u003eHold either button of the set (in\/out or 1\/2) about 5 seconds until the motor unit gives its start-up signal.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"om-note\"\u003eThe MCU must be connected to its motor unit first. Auxiliary buttons: splice them to the same converter (configured together), or use a second converter and add it with one more press of the configuration button.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2 class=\"om-h\"\u003eSynchronized Main Furling\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eWinch MCU to winch buttons 1\/2.\u003c\/li\u003e\n\u003cli\u003eWinch MCU to MAIN OUT (synchronized outhaul).\u003c\/li\u003e\n\u003cli\u003eFurling mast MCU to MAIN IN.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cul\u003e\n\u003cli\u003eReset the configuration memory first if the MCU was configured before.\u003c\/li\u003e\n\u003cli\u003eDisengage the motor from the manual furling gear (clutch) during configuration.\u003c\/li\u003e\n\u003cli\u003eStatus LEDs: green = stand-by, blue = active, violet = configure mode, yellow = start-up calibration (MCU). After switch-on the LED is blue for 5-15 sec, then green.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-trouble\"\u003e\n\u003ch2 class=\"om-h\"\u003eFuses \u0026amp; Fault Codes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePSU fuses:\u003c\/b\u003e 3A\/5A for the SEL-Bus network (blown = communication failure); 30A power input (blown = green LED on PSU, other units dead).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMCU fuse:\u003c\/b\u003e 30A power input (blown = that MCU dead, others work). Replace with standard blade fuses of the correct rating.\u003c\/li\u003e\n\u003cli\u003eWarning codes flash white (count the flashes); error codes alternate colours. Codes can take up to a minute to appear after start-up and are not memorised: write them down before switching off.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"om-h3\"\u003ePSU\u003c\/h3\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCode\u003c\/th\u003e\n\u003cth\u003eMeaning\u003c\/th\u003e\n\u003cth\u003eAction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1 white\u003c\/td\u003e\n\u003ctd\u003eOutput current overload or output over\/under voltage\u003c\/td\u003e\n\u003ctd\u003eInformation for service technician\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2 white\u003c\/td\u003e\n\u003ctd\u003eSEL-Bus cable\/network error\u003c\/td\u003e\n\u003ctd\u003eCheck 3A and 5A PSU fuses; inspect the network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3 white\u003c\/td\u003e\n\u003ctd\u003eDevice overheat\u003c\/td\u003e\n\u003ctd\u003eRelocate away from heat, or let it cool after heavy use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4 white\u003c\/td\u003e\n\u003ctd\u003eCable voltage drop PSU–MCU (warning)\u003c\/td\u003e\n\u003ctd\u003eCheck power cable size and connections; rewire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5 white\u003c\/td\u003e\n\u003ctd\u003eCable voltage drop PSU–MCU (error), system off due to fire hazard\u003c\/td\u003e\n\u003ctd\u003eAs code 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6 white\u003c\/td\u003e\n\u003ctd\u003eInput over current limiter activated\u003c\/td\u003e\n\u003ctd\u003eChange PSU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7 white\u003c\/td\u003e\n\u003ctd\u003eInput over voltage\u003c\/td\u003e\n\u003ctd\u003eTroubleshoot the boat's electrical system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8 white\u003c\/td\u003e\n\u003ctd\u003eInput under voltage\u003c\/td\u003e\n\u003ctd\u003eChange bad battery; check 12V\/24V cable size and connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, white, red\u003c\/td\u003e\n\u003ctd\u003eGeneral electrical hardware error\u003c\/td\u003e\n\u003ctd\u003eExchange PSU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, white, green\u003c\/td\u003e\n\u003ctd\u003eMemory chip error\u003c\/td\u003e\n\u003ctd\u003eExchange memory chip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, yellow, red\u003c\/td\u003e\n\u003ctd\u003eMCU memory chip inserted in PSU\u003c\/td\u003e\n\u003ctd\u003eInsert correct PSU chip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, yellow, green\u003c\/td\u003e\n\u003ctd\u003eSEL-Bus hardware error\u003c\/td\u003e\n\u003ctd\u003eExchange PSU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, yellow, blue\u003c\/td\u003e\n\u003ctd\u003eMultiple PSU detected\u003c\/td\u003e\n\u003ctd\u003eOnly one PSU per SEL-Bus system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3 class=\"om-h3\"\u003eMCU\u003c\/h3\u003e\n\u003cdiv class=\"om-tbl nw\"\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCode\u003c\/th\u003e\n\u003cth\u003eMeaning\u003c\/th\u003e\n\u003cth\u003eAction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1 white\u003c\/td\u003e\n\u003ctd\u003eForce derivate lockout triggered\u003c\/td\u003e\n\u003ctd\u003eInformation for service technician\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2 white\u003c\/td\u003e\n\u003ctd\u003eSEL-Bus cable\/network error\u003c\/td\u003e\n\u003ctd\u003eCheck 3A and 5A PSU fuses; inspect the network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3 white\u003c\/td\u003e\n\u003ctd\u003eDevice overheated\u003c\/td\u003e\n\u003ctd\u003eRelocate away from heat, or let it cool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4 white\u003c\/td\u003e\n\u003ctd\u003eSEL-Bus network communication failure\u003c\/td\u003e\n\u003ctd\u003eCheck 3A and 5A PSU fuses; inspect the network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5 white\u003c\/td\u003e\n\u003ctd\u003ePSU power failure\u003c\/td\u003e\n\u003ctd\u003eCheck the PSU fault code\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7 white\u003c\/td\u003e\n\u003ctd\u003eSEL-Bus converter error\u003c\/td\u003e\n\u003ctd\u003eInspect the network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, white, red\u003c\/td\u003e\n\u003ctd\u003eGeneral electrical hardware error\u003c\/td\u003e\n\u003ctd\u003eExchange MCU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, white, yellow\u003c\/td\u003e\n\u003ctd\u003eBad motor or connection to motor\u003c\/td\u003e\n\u003ctd\u003eCheck motor cables; change drive unit if bad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, white, green\u003c\/td\u003e\n\u003ctd\u003eMemory chip error\u003c\/td\u003e\n\u003ctd\u003eExchange memory chip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, yellow, red\u003c\/td\u003e\n\u003ctd\u003ePSU memory chip inserted in MCU\u003c\/td\u003e\n\u003ctd\u003eInsert correct MCU chip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, yellow, green\u003c\/td\u003e\n\u003ctd\u003eSEL-Bus hardware error\u003c\/td\u003e\n\u003ctd\u003eExchange MCU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, yellow, blue\u003c\/td\u003e\n\u003ctd\u003ePSU error\u003c\/td\u003e\n\u003ctd\u003eExchange PSU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed, flashing\u003c\/td\u003e\n\u003ctd\u003eMemory chip missing or faulty\u003c\/td\u003e\n\u003ctd\u003eInstall \/ replace memory chip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3 class=\"om-h3\"\u003eSEL-Bus converter (red LED)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe LED lights for 5 min after switch-on and after each button press when the converter is working and on the network.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLED on, buttons dead:\u003c\/b\u003e buttons not configured; or bad converter–MCU link (check MCU codes); or bad button–converter link (wait for the LED to go out, press a button: if it stays out, check cables or change the buttons).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFlashing 2, 4 or 5 times:\u003c\/b\u003e converter software\/hardware error – replace it. \u003cb\u003e3 times:\u003c\/b\u003e button error – check and clean connectors, replace buttons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLED off:\u003c\/b\u003e no power from the network (inspect the network) or bad converter.\u003c\/li\u003e\n\u003cli\u003eNetwork faults: switch the system off and on once, read the codes on every unit (PSU, MCUs, converters) and compare them with the fault-location examples in the PDF.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"om-block\" id=\"om-faq\"\u003e\n\u003ch2 class=\"om-h\"\u003eQuestions \u0026amp; Answers (597-518-E)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhy 42V?\u003c\/b\u003e Thinner power cables, lower battery current, smaller motors for their power; 42V rather than 48V because peaks over 50V count as high voltage in many countries. A 48V boat still needs the PSU on 12V or 24V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConsumption examples:\u003c\/b\u003e hoisting a 12m mainsail with an E40i takes 40 sec at 35A average from 12V = 0,38Ah. Unfurling the main (SMF) on a 40' boat takes 30 sec at 25A = 0,2 Ah; furling = 0,08 Ah. Each MCU and the PSU draw 0,1 A asleep.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEmergency operation:\u003c\/b\u003e Furlex Electric has an emergency line driver with endless line as standard; SMF uses a winch handle in the original line driver; E40i: take the line to a regular winch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eE40i:\u003c\/b\u003e max working load 1100 kg static; electric cut-off during operation 600 kg.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMotor cables:\u003c\/b\u003e 5 meters, the maximum per the CE marking – do not lengthen.\u003c\/li\u003e\n\u003cli\u003eMotors and gearboxes are sealed and maintenance-free. All units must be on the SEL-Bus for any of them to run. A hum before and after running is the MCU checking motor resistance; the flash at switch-on is the LED, not a spark.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp class=\"om-note\"\u003eNeed a part that isn't listed? \u003ca href=\"\/pages\/contact\"\u003eAsk us to source it\u003c\/a\u003e and quote the part number from the PDF.\u003c\/p\u003e\n\u003ch2 class=\"om-h\" id=\"om-products\"\u003eProducts in this Manual\u003c\/h2\u003e\n\u003c\/div\u003e","products":[{"product_id":"sel532-815-71","title":"Selden Control Pack for CXe25 \u0026 CXe45 Furlers (No Push Buttons)","description":"\u003cp\u003eThe packages are designed to include the minimum items necessary for a complete, standard installation. For systems with many drive units or long cable distances, additional cable lengths and sizes might be needed. See section 3 for additional items list. All items listed in the packages are also available to purchase separately.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eThis kit includes:\u003c\/b\u003e\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347363569970,"sku":"SEL532-815-71","price":880.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL532-815-71.jpg?v=1728028980"},{"product_id":"sel53281561","title":"Selden Control Pack (Cutter) for 200e \/ 204e Furlers","description":"\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Motor Control Unit, Push buttons, SEL-Bus terminals and cables.\u003c\/p\u003e \u003cp\u003e Our Part # SEL53281561 | Selden Part # 532-815-61\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347370746162,"sku":"SEL53281561","price":970.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281561.jpg?v=1728053393"},{"product_id":"sel53281560","title":"Selden Control Pack (Genoa) for 200e \/ 204e Furlers","description":"\u003cp\u003eThe Selden Control Pack (Genoa) #532-815-60 is your go-to solution for seamless furling operations with 200e and 204e Furlers. It's designed to streamline your sailing experience with reliable and easy-to-use components. The pack ensures you have all the necessary tools to keep your sails in check.\u003c\/p\u003e\u003cp\u003eCrafted for compatibility with Selden’s 200e and 204e furlers, this control pack is built to withstand the rigors of sailing. It features robust components designed to ensure durability and performance in marine environments.\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347370778930,"sku":"SEL53281560","price":970.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281560.jpg?v=1728037326"},{"product_id":"sel53281562","title":"Selden Control Pack (No Buttons) for 200e \/ 204e Furlers","description":"\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Motor Control Unit, Push buttons, SEL-Bus terminals and cables.\u003c\/p\u003e \u003cp\u003e Our Part # SEL53281562 | Selden Part # 532-815-62\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347370811698,"sku":"SEL53281562","price":790.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281562.jpg?v=1728038393"},{"product_id":"sel53281564","title":"Selden Control Pack (Cutter) for 300e \/ 304e Furlers","description":"\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Motor Control Unit, Push buttons, SEL-Bus terminals and cables.\u003c\/p\u003e \u003cp\u003e Our Part # SEL53281564 | Selden Part # 532-815-64\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347371434290,"sku":"SEL53281564","price":970.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281564.jpg?v=1728039852"},{"product_id":"sel53281563","title":"Selden Control Pack (Genoa) for 300e \/ 304e Furlers","description":"\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Motor Control Unit, Push buttons, SEL-Bus terminals and cables.\u003c\/p\u003e \u003cp\u003e Our Part # SEL53281563 | Selden Part # 532-815-63\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347371467058,"sku":"SEL53281563","price":970.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281563.jpg?v=1728054457"},{"product_id":"sel53281565","title":"Selden Control Pack (No Buttons) for 300e \/ 304e Furlers","description":"\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Motor Control Unit, Push buttons, SEL-Bus terminals and cables.\u003c\/p\u003e \u003cp\u003e Our Part # SEL53281565 | Selden Part # 532-815-65\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347371598130,"sku":"SEL53281565","price":790.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281565.jpg?v=1728042935"},{"product_id":"sel53281567","title":"Selden Control Pack (Cutter) for 400e \/ 404e Furlers","description":"\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Motor Control Unit, Push buttons, SEL-Bus terminals and cables.\u003c\/p\u003e \u003cp\u003e Our Part # SEL53281567 | Selden Part # 532-815-67\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347372187954,"sku":"SEL53281567","price":970.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281567.jpg?v=1728032572"},{"product_id":"sel53281566","title":"Selden Control Pack (Genoa) for 400e \/ 404e Furlers","description":"\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Motor Control Unit, Push buttons, SEL-Bus terminals and cables.\u003c\/p\u003e \u003cp\u003e Our Part # SEL53281566 | Selden Part # 532-815-66\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347372286258,"sku":"SEL53281566","price":970.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281566.jpg?v=1728059736"},{"product_id":"sel53281568","title":"Selden Control Pack (No Buttons) for 400e \/ 404e Furlers","description":"\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e Motor Control Unit, Push buttons, SEL-Bus terminals and cables.\u003c\/p\u003e \u003cp\u003e Our Part # SEL53281568 | Selden Part # 532-815-68\u003c\/p\u003e","brand":"Selden","offers":[{"title":"Default Title","offer_id":49347372351794,"sku":"SEL53281568","price":790.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/4908\/2930\/files\/SEL53281568.jpg?v=1728030360"},{"product_id":"sel-532-815-80","title":"Selden Winch Control Unit for Winch E40i - Basic Pack","description":"\u003cp\u003eThe Selden Winch Control Unit for Winch E40i - Basic Pack #532-815-80 is an efficient and essential component for seamless sailing. 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