{"id":38953,"date":"2022-10-27T12:02:08","date_gmt":"2022-10-27T11:02:08","guid":{"rendered":"https:\/\/knowhow.distrelec.com\/?p=38953"},"modified":"2022-10-27T12:02:17","modified_gmt":"2022-10-27T11:02:17","slug":"wybor-odpowiedniego-zasilacza-laboratoryjnego-rnd","status":"publish","type":"post","link":"https:\/\/knowhow.distrelec.com\/pl\/rnd-pl\/wybor-odpowiedniego-zasilacza-laboratoryjnego-rnd\/","title":{"rendered":"Wyb\u00f3r odpowiedniego zasilacza laboratoryjnego RND"},"content":{"rendered":"\n<p>Bench top power supplies or \u2018laboratory power supplies\u2019 are a fundamental component of any test and measurement setup. Bench top power supplies are an essential piece of equipment for electrical and electronic testing. They are very commonly used tools by engineers and circuit architects to power, test and measure circuit designs. They provide a variable and reliable voltage supply, ideal for a range of applications anad projects.<\/p>\n\n<p>Regulowane zasilacze pr\u0105du DC s\u0105 wyposa\u017cone w zabezpieczenie, umo\u017cliwiaj\u0105ce ustawienie maksymalnej warto\u015bci pr\u0105du. Umo\u017cliwia to odci\u0119cie zasilania w przypadku wyst\u0105pienia zwarcia. Dzi\u0119ki wbudowanym zabezpieczeniom przepi\u0119ciowym i nadpr\u0105dowym zasilacze sto\u0142owe <a href=\"https:\/\/www.distrelec.com\/global\/?search=rnd\" target=\"_blank\" rel=\"noreferrer noopener\">RND<\/a> s\u0105 doskona\u0142ym wyborem, aby bezpiecznie zasili\u0107 swoje projekty w konkurencyjnej cenie.<\/p>\n\n<h2 id=\"jak-dziala-zasilacz-laboratoryjny\" class=\"wp-block-heading\">Jak dzia\u0142a zasilacz laboratoryjny<\/h2>\n\n<p>Zasilacze laboratoryjne konwertuj\u0105 pr\u0105d zmienny (AC) i wyprowadzaj\u0105 pr\u0105d sta\u0142y (DC) do zasilania ma\u0142ych urz\u0105dze\u0144 i obwod\u00f3w elektronicznych o r\u00f3\u017cnych poziomach napi\u0119cia. Ich g\u0142\u00f3wn\u0105 funkcj\u0105 jest zapewnienie zasilania testowanym urz\u0105dzeniom elektronicznym, aby sprawdzi\u0107, czy dzia\u0142aj\u0105 one zgodnie z przeznaczeniem.<\/p>\n\n<p>Zasilacze laboratoryjne s\u0105 pewnym i niezawodnym \u017ar\u00f3d\u0142em zasilania, kt\u00f3re nie zak\u0142\u00f3ca pracy zasilanych przez nie obwod\u00f3w, pozwalaj\u0105c u\u017cytkownikowi skupi\u0107 si\u0119 na projektowaniu i diagnostyce. Charakteryzuj\u0105 si\u0119 r\u00f3wnie\u017c znacznie wi\u0119ksz\u0105 kontrol\u0105 pr\u0105du i napi\u0119cia ni\u017c klasyczne zasilacze i przetwornice \u015bcienne AC-DC, dzi\u0119ki czemu umo\u017cliwiaj\u0105 precyzyjne sterowanie pr\u0105dem sta\u0142ym.<\/p>\n\n<p>Zasilacze sto\u0142owe (laboratoryjne) swoj\u0105 nazw\u0119 zawdzi\u0119czaj\u0105 temu, \u017ce cz\u0119sto umieszczone s\u0105 na stole warsztatowym w laboratorium.<\/p>\n\n<p><strong>W\u0142a\u015bciwo\u015bci zasilaczy laboratoryjnych RND:<\/strong><\/p>\n\n<ul class=\"wp-block-list\"><li>precyzyjna regulacja ustawie\u0144 pr\u0105du i napi\u0119cia;<\/li><li>niski poziom szum\u00f3w i t\u0119tnie\u0144;<\/li><li>rozdzielczo\u015b\u0107 10 mV \/ 1 mA;<\/li><li>programowalne i regulowane opcje wyj\u015bcia;<\/li><li>funkcja blokady klawiszy;<\/li><li>funkcja pami\u0119ci po wy\u0142\u0105czeniu zasilania;<\/li><li>1\/3\/4 wyj\u015bcia.<\/li><\/ul>\n<figure class=\"wp-block-image size-full\"><img  loading=\"lazy\"  decoding=\"async\"  width=\"1020\"  height=\"570\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAA\/wAAAI6AQMAAACgqdGlAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAF1JREFUeNrtwQEBAAAAgiD\/r25IQAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAvBsfSQABeZS+xAAAAABJRU5ErkJggg==\"  alt=\"RND Programmable Bench Top Power Supply.\"  class=\"wp-image-38471 pk-lazyload\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 1020px) 100vw, 1020px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01.jpg\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01.jpg 1020w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01.jpg?resize=300,168 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01.jpg?resize=768,429 768w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01.jpg?resize=380,212 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01.jpg?resize=550,307 550w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01.jpg?resize=800,447 800w\" ><figcaption>Programowalny zasilacz laboratoryjny 30 V, 5 A, 150 W i CEE 7\/7 marki RND Lab. \u0179r\u00f3d\u0142o: RND<\/figcaption><\/figure>\n<p><strong>Najcz\u0119stsze zastosowania zasilaczy laboratoryjnych:<\/strong><\/p>\n\n<ul class=\"wp-block-list\"><li>laboratoria projektowania elektronicznego;<\/li><li>pracownie badawcze;<\/li><li>produkcja i wytwarzanie;<\/li><li>warsztaty;<\/li><li>edukacja.<\/li><\/ul>\n<h2 id=\"rodzaje-zasilaczy-laboratoryjnych\" class=\"wp-block-heading\">Rodzaje zasilaczy laboratoryjnych<\/h2>\n\n<p>Zasilacze laboratoryjne wyst\u0119puj\u0105 w wielu r\u00f3\u017cnych konfiguracjach, najcz\u0119\u015bciej dzieli si\u0119 je na trzy g\u0142\u00f3wne typy: liniowe\/impulsowe, pojedyncze\/wielokana\u0142owe oraz bipolarne\/unipolarne.<\/p>\n\n<h3 id=\"zasilacze-transformatorowe-i-impulsowe\" class=\"wp-block-heading\">Zasilacze transformatorowe i impulsowe<\/h3>\n\n<p>Zasilacz transformatorowy (zwany czasem zasilaczem liniowym) zapewnia wysok\u0105 dok\u0142adno\u015b\u0107 pomiar\u00f3w przy bardzo niewielkim poziomie szum\u00f3w i zak\u0142\u00f3ce\u0144 sygna\u0142u. Tego rodzaju zasilacze s\u0105 jednak cz\u0119sto ci\u0119\u017csze, maj\u0105 wi\u0119ksze rozmiary i wytwarzaj\u0105 mniejsz\u0105 moc przy obni\u017conej sprawno\u015bci. Z kolei zasilacze impulsowe s\u0105 bardziej kompaktowe i mog\u0105 zapewni\u0107 wy\u017csze poziomy mocy, ale wyst\u0119puj\u0105 w nich szumy o wysokiej cz\u0119stotliwo\u015bci i charakteryzuj\u0105 si\u0119 mniejsz\u0105 dok\u0142adno\u015bci\u0105 odczyt\u00f3w. Do projekt\u00f3w, w kt\u00f3rych liczy si\u0119 oszcz\u0119dno\u015b\u0107 miejsca i zapewnienie du\u017cej mocy, cz\u0119sto wybiera si\u0119 zasilacze impulsowe. Zasilacze transformatorowe sprawdzaj\u0105 si\u0119 w zastosowaniach z delikatnymi obwodami analogowymi.<\/p>\n\n<h3 id=\"zasilacze-jedno-i-wielokanalowe\" class=\"wp-block-heading\">Zasilacze jedno- i wielokana\u0142owe<\/h3>\n\n<p>Jak sama nazwa wskazuje, jednokana\u0142owy zasilacz sto\u0142owy jest wyposa\u017cony w jedno sterowane wyj\u015bcie. Natomiast zasilacz wielokana\u0142owy ma co najmniej dwa wyj\u015bcia. Zasilacze jednokana\u0142owe s\u0105 znacznie ta\u0144sze, ale jednocze\u015bnie mniej uniwersalne. Z kolei wiele regulowanych wyj\u015b\u0107 idealnie nadaje si\u0119 do wykorzystania w obwodach analogowych i cyfrowych podczas pracy z urz\u0105dzeniami wymagaj\u0105cymi zmiennych napi\u0119\u0107 wej\u015bciowych.<\/p>\n\n<h3 id=\"zasilacze-unipolarne-i-bipolarne\" class=\"wp-block-heading\">Zasilacze unipolarne i bipolarne<\/h3>\n\n<p>Unipolarne \u017ar\u00f3d\u0142a zasilania dostarczaj\u0105 tylko dodatnie napi\u0119cie. U\u017cytkownik mo\u017ce r\u0119cznie odwr\u00f3ci\u0107 zaciski pod\u0142\u0105czone do \u017ar\u00f3d\u0142a zasilania, aby wytworzy\u0107 ujemne napi\u0119cie, jednak cz\u0119sto jest to bardzo niewygodne. Z kolei zasilacze bipolarne mog\u0105 wytwarza\u0107 zar\u00f3wno napi\u0119cia dodatnie, jak i ujemne. Z tego wzgl\u0119du znajduj\u0105 zastosowanie w wi\u0119kszej ilo\u015bci aplikacji, takich jak tworzenie materia\u0142\u00f3w magnetycznych do silnik\u00f3w samochodowych, dwukierunkowe testowanie falownik\u00f3w czy testowanie diod laserowych. S\u0105 one jednak du\u017co dro\u017csze i bardziej skomplikowane ni\u017c zasilacze unipolarne.<\/p>\n\n<h2 id=\"how-to-choose-the-best-bench-power-supply\" class=\"wp-block-heading\">How to choose the best bench power supply<\/h2>\n\n<p>Przed zakupem zasilacza nale\u017cy rozwa\u017cy\u0107 kilka istotnych kwestii, takich jak wymagany zakres napi\u0119cia i pr\u0105du, liczba wyj\u015b\u0107 oraz ograniczenie napi\u0119cia i pr\u0105du.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img  loading=\"lazy\"  decoding=\"async\"  height=\"684\"  width=\"1024\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAABAAAAAKsAQMAAABI3V1vAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAGtJREFUeNrtwQEBAAAAgiD\/r25IQAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADwbli7AAGYJM0zAAAAAElFTkSuQmCC\"  alt=\"Bench power supply on the shelf with other test &amp; measurement devices.\"  class=\"wp-image-38488 pk-lazyload\"  data-pk-sizes=\"auto\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Benchtop-2-1024x684.png\" ><\/figure>\n<h3 id=\"setting-current-and-voltage\" class=\"wp-block-heading\"><strong>Setting current and voltage<\/strong><\/h3>\n\n<p>Setting voltage levels and current restrictions might be time-consuming when doing long or complex tests. A bench power supply does, however, have two very useful modes of operation: constant voltage and constant current. Fortunately, most bench power supplies have a test sequence capability that provides a basic amount of programmability.<\/p>\n\n<p>Przy pomocy tej funkcji mo\u017cna zaprogramowa\u0107 warto\u015bci napi\u0119cia, warto\u015bci graniczne pr\u0105du oraz czas trwania ka\u017cdego kroku. Pozwala to w prosty spos\u00f3b wykona\u0107 z\u0142o\u017cony test z r\u00f3\u017cnymi wst\u0119pnie zdefiniowanymi napi\u0119ciami wyj\u015bciowymi i czasami bez konieczno\u015bci r\u0119cznej zmiany ustawie\u0144 zasilacza.<\/p>\n\n<p>Ograniczenie pr\u0105du jest wa\u017cne, poniewa\u017c zbyt wysoki pr\u0105d mo\u017ce doprowadzi\u0107 do zniszczenia obwodu. Aby ustawi\u0107 ograniczenie, wystarczy pokr\u0119ci\u0107 pokr\u0119t\u0142ami napi\u0119cia i pr\u0105du w kierunku przeciwnym do ruchu wskaz\u00f3wek zegara. Na monitorze pojawi si\u0119 komunikat cc, oznaczaj\u0105cy pr\u0105d sta\u0142y. Nast\u0119pnie nale\u017cy pod\u0142\u0105czy\u0107 przewody wyj\u015bciowe. Po przekr\u0119ceniu pokr\u0119t\u0142a pr\u0105du w prawo do \u017c\u0105danego poziomu nale\u017cy od\u0142\u0105czy\u0107 przewody.<\/p>\n\n<p>Ustawienie napi\u0119cia jest du\u017co \u0142atwiejsze. Wystarczy przekr\u0119ci\u0107 pokr\u0119t\u0142o napi\u0119cia zgodnie z ruchem wskaz\u00f3wek zegara do niezb\u0119dnego poziomu. Zasilacz jest teraz gotowy do u\u017cycia.<\/p>\n\n<p>W typowym zasilaczu do pomiaru napi\u0119cia wyj\u015bciowego w regularnych odst\u0119pach czasu mo\u017cna u\u017cy\u0107 multimetru. Na wbudowanym wy\u015bwietlaczu zasilacza programowalnego wida\u0107 wszystkie wa\u017cne informacje, takie jak aktualne napi\u0119cie, ustawiony pr\u0105d, tryb pracy i wiele innych parametr\u00f3w. Multimetr <a href=\"https:\/\/www.distrelec.com\/global\/?search=30172038\" target=\"_blank\" rel=\"noreferrer noopener\">cyfrowy z funkcj\u0105 True RMS oraz automatycznym doborem zakres\u00f3w<\/a> marki RND jest dost\u0119pny w <a href=\"https:\/\/knowhow.distrelec.com\/pl\/konserwacja-i-naprawy\/zakup-multimetru-podrecznego-przewodnik\/\" target=\"_blank\" rel=\"noreferrer noopener\">sklepie internetowym Elfy Distrelec<\/a>.<\/p>\n\n<p>Other important things to consider before buying new benchtop power supply:<\/p>\n\n<p><strong>Liczba wyj\u015b\u0107<\/strong><\/p>\n\n<p>Multiple output power supplies with high accuracy have grown more economical, it is important to consider how many outputs will be required in general use. Although single output power supplies are adequate for many applications, multiple-output power supplies can often provide many significant benefits. Two or more outputs would be preferable for more complex requirements. <\/p>\n\n<p><strong>Szumy<\/strong><\/p>\n\n<p>Spurious AC components on the output of a DC supply are known as ripple and noise, or periodic and random deviation (PARD). The word \u2018ripple\u2019 refers to the small unwanted residual periodic variation of the direct current (DC) output of a power supply which has been derived from an alternating current (AC) source. Noise is classified as the random high voltage spikes that occur on the output. Choose a power supply that produces little noise and ripple, resulting in greater clarity in the workplace.<\/p>\n\n<figure class=\"wp-block-image size-full\"><img  loading=\"lazy\"  decoding=\"async\"  width=\"1000\"  height=\"664\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAA+gAAAKYAQMAAADaOEDSAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAGhJREFUeNrtwTEBAAAAwqD1T20JT6AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA+BkbfAAHo6fZYAAAAAElFTkSuQmCC\"  alt=\"A benchtop power supply next to oscilloscope connected to the development board.\"  class=\"wp-image-38505 pk-lazyload\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 1000px) 100vw, 1000px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/engineers-workbench.png\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/engineers-workbench.png 1000w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/engineers-workbench.png?resize=300,199 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/engineers-workbench.png?resize=768,510 768w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/engineers-workbench.png?resize=380,252 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/engineers-workbench.png?resize=550,365 550w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/engineers-workbench.png?resize=800,531 800w\" ><\/figure>\n<p><strong>Czas reakcji<\/strong><\/p>\n\n<p>Podczas test\u00f3w przy szybko zmieniaj\u0105cych si\u0119 napi\u0119ciach, bardzo wa\u017cny jest czas reakcji, czyli czas potrzebny do zwi\u0119kszenia lub zmniejszenia okre\u015blonego napi\u0119cia. Zmienia si\u0119 on w zale\u017cno\u015bci od obci\u0105\u017cenia, dlatego nale\u017cy wybra\u0107 system zasilania odpowiedni do danego zastosowania.<\/p>\n\n<p><strong>Ochrona przed przegrzaniem<\/strong><\/p>\n\n<p>Przegrzanie zasilacza mo\u017ce spowodowa\u0107 jego wy\u0142\u0105czenie i potencjalne uszkodzenie zasilanego urz\u0105dzenia, dlatego nale\u017cy wybiera\u0107 zasilacze z zabezpieczeniem przed przegrzaniem.<\/p>\n\n<p><strong>Programowanie<\/strong><\/p>\n\n<p>Wybieraj\u0105c zasilacz laboratoryjny warto rozwa\u017cy\u0107 urz\u0105dzenie z funkcj\u0105 sekwencji testowych. Dzi\u0119ki temu mo\u017cna zaoszcz\u0119dzi\u0107 czas sp\u0119dzony na r\u0119cznym ustawianiu limit\u00f3w napi\u0119cia i pr\u0105du. W pe\u0142ni programowalne zasilacze umo\u017cliwiaj\u0105 stosowanie wst\u0119pnie zaprogramowanych ustawie\u0144.<\/p>\n\n<p><strong>Zdalne monitorowanie napi\u0119cia<\/strong><\/p>\n\n<p>Podczas przeprowadzania test\u00f3w z szybko zmieniaj\u0105cymi si\u0119 napi\u0119ciami lub obci\u0105\u017ceniami, aby uzyska\u0107 najbardziej precyzyjne zasilanie napi\u0119ciem, nale\u017cy u\u017cy\u0107 \u017ar\u00f3d\u0142a zasilania ze zdalnym czujnikiem. Poprzez korekt\u0119 strat napi\u0119cia z zacisk\u00f3w testowych, zdalny czujnik napi\u0119cia otrzymuje pomiary w testowanym urz\u0105dzeniu, a nie na jego portach wej\u015bciowych. Skutkuje to znacznie dok\u0142adniejszym odczytem.<\/p>\n\n<p><strong>Funkcja pami\u0119ci<\/strong><\/p>\n\n<p>Chc\u0105c zachowa\u0107 cenne pomiary i konfiguracje, warto wybra\u0107 urz\u0105dzenie z wbudowan\u0105 pami\u0119ci\u0105 na wypadek wy\u0142\u0105czenia. Dzi\u0119ki temu w przypadku przerwy w dostawie pr\u0105du wszystkie dane i ustawienia zostan\u0105 zachowane.<\/p>\n\n<h2 id=\"wybor-najlepszego-zasilacza-laboratoryjnego\" class=\"wp-block-heading\">Wyb\u00f3r najlepszego zasilacza laboratoryjnego<\/h2>\n\n<p>Solidnie zaprojektowany, bogaty w funkcje zasilacz laboratoryjny zapewnia zar\u00f3wno doskona\u0142\u0105 wydajno\u015b\u0107, jak i dodatkowe mo\u017cliwo\u015bci i funkcje wymagane do efektywnego i elastycznego u\u017cytkowania. Warto wybra\u0107 zasilacz, kt\u00f3ry \u0142atwo obs\u0142ugiwa\u0107 z panelu przedniego oraz kt\u00f3ry zapewnia dost\u0119p do sieci i mo\u017cliwo\u015b\u0107 programowania za pomoc\u0105 skrypt\u00f3w. Tego rodzaju zasilacze dost\u0119pne s\u0105 w ofercie RND w sklepie Elfy Distrelec. RND oferuje modele zasilaczy do pracy ze sta\u0142ym napi\u0119ciem i sta\u0142ym pr\u0105dem wyposa\u017cone w pe\u0142ni cyfrowe sterowanie, zabezpieczenie przed przeci\u0105\u017ceniem i kompaktow\u0105 obudow\u0119 z litego metalu, a tak\u017ce du\u017cy wy\u015bwietlacz LED.<\/p>\n\n<p>Oto kilka z naszych najlepszych zasilaczy laboratoryjnych.<\/p>\n\n<h3 id=\"polecane-produkty\" class=\"wp-block-heading\">Polecane produkty<\/h3>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img  loading=\"lazy\"  decoding=\"async\"  width=\"1020\"  height=\"570\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAA\/wAAAI6AQMAAACgqdGlAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAF1JREFUeNrtwQEBAAAAgiD\/r25IQAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAvBsfSQABeZS+xAAAAABJRU5ErkJggg==\"  alt=\"\"  class=\"wp-image-38522 pk-lazyload\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 1020px) 100vw, 1020px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01-1.jpg\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01-1.jpg 1020w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01-1.jpg?resize=300,168 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01-1.jpg?resize=768,429 768w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01-1.jpg?resize=380,212 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01-1.jpg?resize=550,307 550w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005P-30061864-01-1.jpg?resize=800,447 800w\" ><\/figure>\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-red-background-color has-background\" href=\"https:\/\/www.distrelec.com\/global\/?search=30061864\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Kup teraz<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img  loading=\"lazy\"  decoding=\"async\"  width=\"1020\"  height=\"570\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAA\/wAAAI6AQMAAACgqdGlAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAF1JREFUeNrtwQEBAAAAgiD\/r25IQAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAvBsfSQABeZS+xAAAAABJRU5ErkJggg==\"  alt=\"\"  class=\"wp-image-38556 pk-lazyload\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 1020px) 100vw, 1020px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005D-30061863-01.jpg\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005D-30061863-01.jpg 1020w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005D-30061863-01.jpg?resize=300,168 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005D-30061863-01.jpg?resize=768,429 768w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005D-30061863-01.jpg?resize=380,212 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005D-30061863-01.jpg?resize=550,307 550w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3005D-30061863-01.jpg?resize=800,447 800w\" ><\/figure>\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-red-background-color has-background\" href=\"https:\/\/www.distrelec.com\/global\/?search=30061863\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Kup teraz<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img  loading=\"lazy\"  decoding=\"async\"  width=\"1020\"  height=\"570\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAA\/wAAAI6AQMAAACgqdGlAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAF1JREFUeNrtwQEBAAAAgiD\/r25IQAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAvBsfSQABeZS+xAAAAABJRU5ErkJggg==\"  alt=\"\"  class=\"wp-image-38539 pk-lazyload\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 1020px) 100vw, 1020px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/30126025-01-1.jpg\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/30126025-01-1.jpg 1020w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/30126025-01-1.jpg?resize=300,168 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/30126025-01-1.jpg?resize=768,429 768w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/30126025-01-1.jpg?resize=380,212 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/30126025-01-1.jpg?resize=550,307 550w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/30126025-01-1.jpg?resize=800,447 800w\" ><\/figure>\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-red-background-color has-background\" href=\"https:\/\/www.distrelec.com\/global\/?search=30061863\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Kup teraz<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img  loading=\"lazy\"  decoding=\"async\"  width=\"1020\"  height=\"570\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAA\/wAAAI6AQMAAACgqdGlAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAF1JREFUeNrtwQEBAAAAgiD\/r25IQAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAvBsfSQABeZS+xAAAAABJRU5ErkJggg==\"  alt=\"\"  class=\"wp-image-38573 pk-lazyload\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 1020px) 100vw, 1020px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3305P-30061865-01.jpg\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3305P-30061865-01.jpg 1020w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3305P-30061865-01.jpg?resize=300,168 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3305P-30061865-01.jpg?resize=768,429 768w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3305P-30061865-01.jpg?resize=380,212 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3305P-30061865-01.jpg?resize=550,307 550w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/rnd-320-KA3305P-30061865-01.jpg?resize=800,447 800w\" ><\/figure>\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-red-background-color has-background\" href=\"https:\/\/www.distrelec.com\/global\/?search=30061865\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Kup teraz<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-orange-background-color has-background\" href=\"https:\/\/www.elfadistrelec.pl\/pl\/test-measurement\/bench-power-supplies-sources-loads\/bench-top-power-supplies\/c\/cat-DNAV_PL_140102?queryFromSuggest=true&amp;filter_Manufacturer=RND+Lab\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Zobacz wi\u0119cej zasilaczy laboratoryjnych RND<\/strong><\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"Bench top power supplies or \u2018laboratory power supplies\u2019 are a fundamental component of any test and measurement setup.&hellip;\n","protected":false},"author":18,"featured_media":38467,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"csco_singular_sidebar":"","csco_page_header_type":"","csco_appearance_grid":"","csco_page_load_nextpost":"","csco_post_video_location":[],"csco_post_video_location_hash":"","csco_post_video_url":"","csco_post_video_bg_start_time":0,"csco_post_video_bg_end_time":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[229,234,92],"tags":[],"coauthors":[],"class_list":{"0":"post-38953","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-konserwacja-i-naprawy","8":"category-rnd-pl","9":"category-stem","10":"cs-entry","11":"cs-video-wrap"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Wyb\u00f3r odpowiedniego zasilacza laboratoryjnego RND - 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