{"id":13108,"date":"2023-12-19T19:46:19","date_gmt":"2023-12-19T11:46:19","guid":{"rendered":"https:\/\/lorentzzi.com\/?post_type=product&#038;p=13108"},"modified":"2026-03-30T09:33:55","modified_gmt":"2026-03-30T01:33:55","slug":"scr-power-controller","status":"publish","type":"product","link":"https:\/\/lorentzzi.com\/ar\/products\/scr-power-regulator\/scr-power-controller\/","title":{"rendered":"\u0648\u062d\u062f\u0629 \u062a\u062d\u0643\u0645 \u0627\u0644\u0637\u0627\u0642\u0629 SCR\u060c \u0627\u0644\u0646\u0648\u0639 \u0627\u0644\u0627\u0642\u062a\u0635\u0627\u062f\u064a\u060c \u0644\u0644\u0633\u062e\u0627\u0646 \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0623\u0637\u0648\u0627\u0631"},"content":{"rendered":"<h2>SCR Power Controller Introduction:<\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">An SCR(Silicon Controlled Rectifier) power controller is a semiconductor device that changes the voltage on the load by adjusting the trigger conduction angle of the output thyristor, thereby adjusting the output power and realizing the load voltage from zero to the applied voltage.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\">The SCR power regulator produced by Lorentzzi is an economical three-phase voltage regulator with phase output. We can also provide more powerful heater <span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/products\/scr-power-regulator\/thyristor-power-regulator-200-amps-closed-loop-3-phase\/\">closed loop thyristor power controller<\/a><\/span>.<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\">The control signal can be 4-20 mA, 0-5 VDC, 0-10 VDC generated by our <span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/economical-digital-pid-temperature-controller\/\">PID temperature controller<\/a><\/span>, or it can be manually controlled by a potentiometer.<\/li>\n<\/ul>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-20147 size-full\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/Lorentzzi-three-phase-SCR-power-regulator-control-methods-descriptions.jpg\" alt=\"Lorentzzi three-phase SCR power regulator control methods descriptions\" width=\"684\" height=\"557\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/Lorentzzi-three-phase-SCR-power-regulator-control-methods-descriptions.jpg 684w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/Lorentzzi-three-phase-SCR-power-regulator-control-methods-descriptions-300x244.jpg 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/Lorentzzi-three-phase-SCR-power-regulator-control-methods-descriptions-15x12.jpg 15w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/Lorentzzi-three-phase-SCR-power-regulator-control-methods-descriptions-600x489.jpg 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/Lorentzzi-three-phase-SCR-power-regulator-control-methods-descriptions-64x52.jpg 64w\" sizes=\"(max-width: 684px) 100vw, 684px\" \/><\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The output is linear output. As the control signal increases or decreases, its output voltage will increase or decrease accordingly.<\/span><\/li>\n<\/ul>\n<h2 style=\"font-style: normal;\"><img decoding=\"async\" class=\"wp-image-13110 size-full aligncenter\" src=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/SCR-power-controller-output-waveform.png\" alt=\"SCR power controller output waveform\" width=\"600\" height=\"116\" srcset=\"https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/SCR-power-controller-output-waveform.png 600w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/SCR-power-controller-output-waveform-300x58.png 300w, https:\/\/lorentzzi.com\/wp-content\/uploads\/2023\/12\/SCR-power-controller-output-waveform-64x12.png 64w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">These SCR power regulators are available in current ranges from 60 A to 450 A and are assembled with suitable heat sinks and cooling fans.<\/span><\/li>\n<li aria-level=\"1\">Solid state relays can also be used in thermal control applications, however this voltage controller is better suited for heavy loads compared to our <span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/three-phase-solid-state-relay\/\">three phase SSRs<\/a><\/span>. To learn more about the differences between SCRs and SSRs, please see this article &#8211;<span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/lorentzzi.com\/ssr-vs-scr-4-differences-between-them\/\">SSR Vs SCR: 4 huge differences between them<\/a><\/span>.<\/li>\n<\/ul>\n<h2><strong>SCR Power Controller Applications:<\/strong><\/h2>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Heating equipment: <\/b><span style=\"font-weight: 400;\">electric furnace, oven, heating equipment, injection molding equipment, textile equipment, drying system<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Lighting equipment: <\/b><span style=\"font-weight: 400;\">stage lighting, hotel lighting, industrial lighting, public lighting<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Motor drive and speed regulation:<\/b><span style=\"font-weight: 400;\"> fan motor, water pump motor, torque motor<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b style=\"font-style: inherit;\">Other industrial controls: <\/b><span style=\"font-weight: 400;\">transformers, inductors, electroplating, welding.<\/span><\/li>\n<\/ol>\n<h2>Specifications:<\/h2>\n<div class=\"supsystic-table-loader spinner\"style=\"background-color:#000000\"><\/div><div id=\"supsystic-table-157_64060\" class=\"supsystic-tables-wrap \" style=\" width:100%; visibility: hidden; \" data-table-width-fixed=\"100%\" data-table-width-mobile=\"100%\" ><table id=\"supsystic-table-157\" class=\"supsystic-table border lightboxImg cell-border\" data-id=\"157\" data-view-id=\"157_64060\" data-title=\"3 phase SCR power controller\" data-currency-format=\"$1,000.00\" data-percent-format=\"10.00%\" data-date-format=\"DD.MM.YYYY\" data-time-format=\"HH:mm\" data-features=\"[&quot;after_table_loaded_script&quot;]\" data-search-value=\"\" data-lightbox-img=\"\" data-head-rows-count=\"1\" data-pagination-length=\"50,100,All\" data-auto-index=\"off\" data-searching-settings=\"{&quot;columnSearchPosition&quot;:&quot;bottom&quot;,&quot;minChars&quot;:&quot;0&quot;}\" data-lang=\"default\" data-override=\"{&quot;emptyTable&quot;:&quot;&quot;,&quot;info&quot;:&quot;&quot;,&quot;infoEmpty&quot;:&quot;&quot;,&quot;infoFiltered&quot;:&quot;&quot;,&quot;lengthMenu&quot;:&quot;&quot;,&quot;search&quot;:&quot;&quot;,&quot;previous&quot;:&quot;&quot;,&quot;next&quot;:&quot;&quot;,&quot;zeroRecords&quot;:&quot;&quot;,&quot;exportLabel&quot;:&quot;&quot;,&quot;file&quot;:&quot;default&quot;}\" data-merged=\"[]\" data-responsive-mode=\"0\" data-from-history=\"0\" ><thead><tr><th class=\"\" style=\"width:; padding: 0 !important;\"><\/th><th class=\"\" style=\"width:; padding: 0 !important;\"><\/th><\/tr><\/thead><tbody><tr style=\"height:px\" ><td data-cell-id=\"A1\" data-x=\"0\" data-y=\"1\" data-db-index=\"1\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Product name\" data-order=\"Product name\" style=\"min-width:50%; \" >Product name <\/td><td data-cell-id=\"B1\" data-x=\"1\" data-y=\"1\" data-db-index=\"1\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"3 phase SCR power controller\" data-order=\"3 phase SCR power controller\" style=\"min-width:50%; \" >3 phase SCR power controller <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A2\" data-x=\"0\" data-y=\"2\" data-db-index=\"2\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Model\" data-order=\"Model\" >Model <\/td><td data-cell-id=\"B2\" data-x=\"1\" data-y=\"2\" data-db-index=\"2\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"LTSCR-current\" data-order=\"LTSCR-current\" >LTSCR-current <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A3\" data-x=\"0\" data-y=\"3\" data-db-index=\"3\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Input voltage range\" data-order=\"Input voltage range\" >Input voltage range <\/td><td data-cell-id=\"B3\" data-x=\"1\" data-y=\"3\" data-db-index=\"3\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"100~450 VAC(3 phase 3-wire or 4-wire)\" data-order=\"100~450 VAC(3 phase 3-wire or 4-wire)\" >100~450 VAC(3 phase 3-wire or 4-wire) <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A4\" data-x=\"0\" data-y=\"4\" data-db-index=\"4\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Adjusting voltage range\" data-order=\"Adjusting voltage range\" >Adjusting voltage range <\/td><td data-cell-id=\"B4\" data-x=\"1\" data-y=\"4\" data-db-index=\"4\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"0~Input voltage linearly\" data-order=\"0~Input voltage linearly\" >0~Input voltage linearly <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A5\" data-x=\"0\" data-y=\"5\" data-db-index=\"5\" class=\"htCenter htMiddle bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Current available\" data-order=\"Current available\" >Current available <\/td><td data-cell-id=\"B5\" data-x=\"1\" data-y=\"5\" data-db-index=\"5\" class=\"htCenter htMiddle bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"60~450 A\" data-order=\"60~450 A\" >60~450 A <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A6\" data-x=\"0\" data-y=\"6\" data-db-index=\"6\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Control signal\" data-order=\"Control signal\" >Control signal <\/td><td data-cell-id=\"B6\" data-x=\"1\" data-y=\"6\" data-db-index=\"6\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"0-5 VDC, 0-10 VDC, 4-20 mA, 10K 2W potentiometer(Note: control signals can be only 1 of them)\" data-order=\"0-5 VDC, 0-10 VDC, 4-20 mA, 10K 2W potentiometer(Note: control signals can be only 1 of them)\" >0-5 VDC, 0-10 VDC, 4-20 mA, 10K 2W potentiometer(Note: control signals can be only 1 of them) <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A7\" data-x=\"0\" data-y=\"7\" data-db-index=\"7\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Communication\" data-order=\"Communication\" >Communication <\/td><td data-cell-id=\"B7\" data-x=\"1\" data-y=\"7\" data-db-index=\"7\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"RS485 available\" data-order=\"RS485 available\" >RS485 available <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A8\" data-x=\"0\" data-y=\"8\" data-db-index=\"8\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Isolation voltage\" data-order=\"Isolation voltage\" >Isolation voltage <\/td><td data-cell-id=\"B8\" data-x=\"1\" data-y=\"8\" data-db-index=\"8\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"2000 V(control part to input voltage part)\" data-order=\"2000 V(control part to input voltage part)\" >2000 V(control part to input voltage part) <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A9\" data-x=\"0\" data-y=\"9\" data-db-index=\"9\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Indicator\" data-order=\"Indicator\" >Indicator <\/td><td data-cell-id=\"B9\" data-x=\"1\" data-y=\"9\" data-db-index=\"9\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Red: power on, Green: output, Blue: Over temperature\" data-order=\"Red: power on, Green: output, Blue: Over temperature\" >Red: power on, Green: output, Blue: Over temperature <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A10\" data-x=\"0\" data-y=\"10\" data-db-index=\"10\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Auxiliary output\" data-order=\"Auxiliary output\" >Auxiliary output <\/td><td data-cell-id=\"B10\" data-x=\"1\" data-y=\"10\" data-db-index=\"10\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Available, 12 VDC, 500 mA\" data-order=\"Available, 12 VDC, 500 mA\" >Available, 12 VDC, 500 mA <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A11\" data-x=\"0\" data-y=\"11\" data-db-index=\"11\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Soft starting\" data-order=\"Soft starting\" >Soft starting <\/td><td data-cell-id=\"B11\" data-x=\"1\" data-y=\"11\" data-db-index=\"11\" class=\"htMiddle htCenter bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Yes, the default soft start time is 2 seconds (it can be longer after internal program adjustment)\" data-order=\"Yes, the default soft start time is 2 seconds (it can be longer after internal program adjustment)\" >Yes, the default soft start time is 2 seconds (it can be longer after internal program adjustment) <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A12\" data-x=\"0\" data-y=\"12\" data-db-index=\"12\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Over tempertaure protection\" data-order=\"Over tempertaure protection\" >Over tempertaure protection <\/td><td data-cell-id=\"B12\" data-x=\"1\" data-y=\"12\" data-db-index=\"12\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Yes, it will not work if it exceeds 85\u2103\" data-order=\"Yes, it will not work if it exceeds 85\u2103\" >Yes, it will not work if it exceeds 85\u2103 <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A13\" data-x=\"0\" data-y=\"13\" data-db-index=\"13\" class=\"htCenter htMiddle bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Material\" data-order=\"Material\" >Material <\/td><td data-cell-id=\"B13\" data-x=\"1\" data-y=\"13\" data-db-index=\"13\" class=\"htCenter htMiddle bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Housing: ABS, terminal: copper, bottom plate: aluminum or copper\" data-order=\"Housing: ABS, terminal: copper, bottom plate: aluminum or copper\" >Housing: ABS, terminal: copper, bottom plate: aluminum or copper <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A14\" data-x=\"0\" data-y=\"14\" data-db-index=\"14\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"Product dimension\" data-order=\"Product dimension\" >Product dimension <\/td><td data-cell-id=\"B14\" data-x=\"1\" data-y=\"14\" data-db-index=\"14\" class=\"htMiddle htCenter\" data-cell-type=\"text\" data-original-value=\"140*96*49 mm(Regulator dimension without heat sink and cooling fan), full set dimension, please ask our sales\" data-order=\"140*96*49 mm(Regulator dimension without heat sink and cooling fan), full set dimension, please ask our sales\" >140*96*49 mm(Regulator dimension without heat sink and cooling fan), full set dimension, please ask our sales <\/td><\/tr><tr style=\"height:px\" ><td data-cell-id=\"A15\" data-x=\"0\" data-y=\"15\" data-db-index=\"15\" class=\"htCenter htMiddle bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Application\" data-order=\"Application\" >Application <\/td><td data-cell-id=\"B15\" data-x=\"1\" data-y=\"15\" data-db-index=\"15\" class=\"htCenter htMiddle bg-c7c7c7\" data-cell-type=\"text\" data-original-value=\"Heater, furnace, lighting control etc.\" data-order=\"Heater, furnace, lighting control etc.\" >Heater, furnace, lighting control etc. <\/td><\/tr><\/tbody><\/table><!-- \/#supsystic-table-157.supsystic-table --><\/div><!-- \/.supsystic-tables-wrap --><!-- Tables Generator by Supsystic --><!-- Version:1.11.0 --><!-- http:\/\/supsystic.com\/ --><a title=\"WordPress Data Table Plugin\" style=\"display:none;\" href=\"https:\/\/supsystic.com\/plugins\/wordpress-data-table-plugin\/?utm_medium=love_link\" target=\"_blank\">WordPress Data Table Plugin<\/a>\n","protected":false},"excerpt":{"rendered":"<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0645\u0646\u0638\u0645 \u062c\u0647\u062f \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0623\u0637\u0648\u0627\u0631 \u0627\u0642\u062a\u0635\u0627\u062f\u064a \u064a\u062a\u0645 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a\u0647 \u0628\u0648\u0627\u0633\u0637\u0629 \u0627\u0644\u062b\u0627\u064a\u0631\u0633\u062a\u0648\u0631 \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0623\u0637\u0648\u0627\u0631,<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u062a\u064a\u0627\u0631 \u0645\u0646 60 \u0623\u0645\u0628\u064a\u0631 \u0625\u0644\u0649 450 \u0623\u0645\u0628\u064a\u0631,<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u064a\u062a\u0645 \u062a\u062c\u0645\u064a\u0639 \u0645\u0631\u0648\u062d\u0629 \u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0648\u0627\u0644\u0645\u0628\u0631\u062f,<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\">\u062a\u0642\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a 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