<table border="0" class="info-table"><thead><tr><th>Produktdata:</th><th></th></tr></thead><tbody><tr><td>Modell:</td><td>Keramisk resistor, max. 300 W, 12 ohm</td></tr><tr><td>Material:</td><td>Resistortråden lindad runt ett keramiskt rör, vilket sedan doppats i epoxy.</td></tr><tr><td>Storlek:</td><td>Längd 216 mm. För övriga mått, se måttritning.</td></tr><tr><td>Systemspänning:</td><td>12, 24 eller 48 V DC</td></tr><tr><td>Högsta tillåtna spänning:</td><td>max 60 V DC (eller AC)</td></tr><tr><td>Resistans:</td><td>12 ohm</td></tr><tr><td>Maximieffekt</td><td>300 W</td></tr><tr><td>Effektreglering:</td><td>Med PWM, pulsbreddsmodulation, 0 - 100 % av toppeffekten.</td></tr><tr><td>Tillgänglighet:</td><td>Lagervara</td></tr></tbody></table>{"id":1401,"date":"2023-02-08T11:14:59","date_gmt":"2023-02-08T11:14:59","guid":{"rendered":"https:\/\/reps.fi\/?post_type=product&#038;p=1401"},"modified":"2024-09-05T07:28:52","modified_gmt":"2024-09-05T07:28:52","slug":"resistor-300w-12ohm","status":"publish","type":"product","link":"https:\/\/reps.fi\/sv\/tuote\/resistor-300w-12ohm\/","title":{"rendered":"Resistor 12, 24 eller 48 V DC, 12 ohm, 300 W"},"content":{"rendered":"<p><strong>F\u00f6r avyttrande av \u00f6verskottsenergi fr\u00e5n solpaneler eller vindkraft till v\u00e4rme.<\/strong><\/p>\n<p>En keramisk r\u00f6rresistor f\u00f6r br\u00e4nnande av \u00f6verskott i t.ex. batterisystem eller motsvarande tekniska till\u00e4mpningar.<\/p>\n<p>Maxeffekten f\u00f6r ett r\u00f6r \u00e4r 300 W, vilken uppn\u00e5s vid 60 volts sp\u00e4nning. Flera resistorer kan kopplas i serie eller parallell, varvid man enligt ohms lag kan uppn\u00e5 olika totalresistanser och d\u00e4rmed olika effektkombinationer f\u00f6r olika systemsp\u00e4nningar. Dessa \u00e4r oftast 12, 24 eller 48 V DC.<\/p>\n<p><strong>Med en enskild resistor br\u00e4nner denna:<\/strong><\/p>\n<ul>\n<li>ca 17-19 W i ett 12-voltssystem (d\u00e5 regulatorn aktiverar br\u00e4nningen vid ca 14,4 &#8211; 15 V)<\/li>\n<li>ca 70-75 W i ett 24-voltssystem<\/li>\n<li>ca 280-300 W i ett 48-voltssystem.<\/li>\n<\/ul>\n<p>Med PWM-styrning och halvledarrel\u00e4 kan en exakt procentuell andel av totaleffekten, 0 &#8211; max-effekt br\u00e4nnas.<\/p>\n<p><strong>VARNING.<\/strong> Resistorn blir het! Installeras p\u00e5 brands\u00e4kert underlag med f\u00e4sten av metall (t.e.x g\u00e4ngst\u00e5ng genom r\u00f6ret). Beakta fri luftcirkulation och tillr\u00e4ckliga s\u00e4kerhetsavst\u00e5nd till br\u00e4nnbara material!<\/p>\n<p>Ifall av andra sp\u00e4nningar r\u00e4knas totaleffekten (P, [W]) och str\u00f6mmen (I, [A]) med hj\u00e4lp av sp\u00e4nningen (U, [V]) och de parallell- eller seriekopplade slingornas totalresistans (R, [ohm]) enligt:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1257\" src=\"https:\/\/reps.fi\/wp-content\/uploads\/2023\/01\/REPS-DC-immersion-heater_power-300x181.jpg\" alt=\"\" width=\"197\" height=\"119\" srcset=\"https:\/\/reps.fi\/wp-content\/uploads\/2023\/01\/REPS-DC-immersion-heater_power-300x181.jpg 300w, https:\/\/reps.fi\/wp-content\/uploads\/2023\/01\/REPS-DC-immersion-heater_power.jpg 327w\" sizes=\"auto, (max-width: 197px) 100vw, 197px\" \/><\/p>\n<p>och<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1259\" src=\"https:\/\/reps.fi\/wp-content\/uploads\/2023\/01\/REPS-DC-immersion-heater_current-300x180.jpg\" alt=\"\" width=\"193\" height=\"116\" srcset=\"https:\/\/reps.fi\/wp-content\/uploads\/2023\/01\/REPS-DC-immersion-heater_current-300x180.jpg 300w, https:\/\/reps.fi\/wp-content\/uploads\/2023\/01\/REPS-DC-immersion-heater_current.jpg 327w\" sizes=\"auto, (max-width: 193px) 100vw, 193px\" \/><\/p>\n<p><span style=\"font-size: inherit;\">Priset inkluderar 25,5 % moms.<\/span><\/p>\n\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Keramisk r\u00f6rresistor (&#8221;dump load&#8221;) 12 ohm, max 300 W.<\/strong><\/p>\n","protected":false},"featured_media":1403,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[66],"product_tag":[],"class_list":{"0":"post-1401","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-tillbehor","8":"first","9":"instock","10":"shipping-taxable","11":"purchasable","12":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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