{"id":1141,"date":"2016-10-25T13:08:32","date_gmt":"2016-10-25T11:08:32","guid":{"rendered":"http:\/\/blog.phoenixcontact.com\/marketing-pl\/?p=1141"},"modified":"2023-07-11T09:23:17","modified_gmt":"2023-07-11T07:23:17","slug":"good-practice-jak-prawidlowo-podlaczyc-zasilacz-pracujacy-w-ukladzie-tnc","status":"publish","type":"post","link":"https:\/\/blog.phoenixcontact.com\/marketing-pl\/good-practice-jak-prawidlowo-podlaczyc-zasilacz-pracujacy-w-ukladzie-tnc\/","title":{"rendered":"Good practice: Jak prawid\u0142owo pod\u0142\u0105czy\u0107 zasilacz pracuj\u0105cy w uk\u0142adzie TNC?"},"content":{"rendered":"\n

Dzi\u015b przyk\u0142ad z pracy Zespo\u0142u Szkole\u0144 i Wsparcia Technicznego – w ostatnim czasie otrzymali\u015bmy kilka niepokoj\u0105cych zg\u0142osze\u0144 od naszych klient\u00f3w, dotycz\u0105cych dzia\u0142ania zasilaczy<\/a> pracuj\u0105cych uk\u0142adzie sieci TNC.<\/p>\n\n\n\n

Po dok\u0142adnej analizie problemu okaza\u0142o si\u0119, \u017ce przyczyna le\u017cy w niew\u0142a\u015bciwym pod\u0142\u0105czeniu zasilacza i po\u0142\u0105czeniu przewodu PEN z przewodem (-).<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

Pod\u0142\u0105czenie przewodu 0VDC do przewodu ochronno-neutralnego (PEN), jest zabiegiem zagra\u017caj\u0105cym prawid\u0142owemu funkcjonowaniu urz\u0105dze\u0144 zasilanych z tak pod\u0142\u0105czonych zasilaczy!<\/h3>\n\n\n\n

Problem wynika z samego charakteru uk\u0142adu sieci TNC, kt\u00f3rego najwa\u017cniejsz\u0105 wad\u0105 jest przew\u00f3d PEN pe\u0142ni\u0105cy funkcj\u0119 obwodu neutralnego i ochronnego. Oznacza to, \u017ce jednocze\u015bnie przewodem roboczym i w uk\u0142adach jednofazowych p\u0142yn\u0105 przez niego pe\u0142ne pr\u0105dy obci\u0105\u017cenia, a w uk\u0142adach tr\u00f3jfazowych jest nara\u017cony na obci\u0105\u017cenia b\u0119d\u0105ce skutkiem asymetrii w uk\u0142adzie. W tym przypadku ogromn\u0105 role odgrywa w\u0142a\u015bnie niesymetria, kt\u00f3rej negatywne dzia\u0142anie postaram si\u0119 wyja\u015bni\u0107 poni\u017cej .W przypadku wyst\u0119powania asymetrii obci\u0105\u017ce\u0144 mi\u0119dzy przewodem PEN, a uziemieniem w miejscu przy\u0142\u0105czenia odbiornika pojawi si\u0119 napi\u0119cie. Jego warto\u015b\u0107 b\u0119dzie zale\u017ca\u0142a od stopnia asymetrii. To napi\u0119cie w\u0142a\u015bnie mo\u017ce okaza\u0107 si\u0119 gro\u017ane dla odbior\u00f3w zasilanych napi\u0119ciem 24 VDC.<\/p>\n\n\n\n

Autor:<\/em><\/td>Adam Kralewski – Lider Zespo\u0142u Szkole\u0144 i Wsparcia Technicznego<\/em><\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"

Dzi\u015b przyk\u0142ad z pracy Zespo\u0142u Szkole\u0144 i Wsparcia Technicznego – w ostatnim czasie otrzymali\u015bmy kilka niepokoj\u0105cych zg\u0142osze\u0144 od naszych klient\u00f3w, dotycz\u0105cych dzia\u0142ania zasilaczy pracuj\u0105cych uk\u0142adzie sieci TNC. Po dok\u0142adnej analizie problemu okaza\u0142o si\u0119, \u017ce przyczyna le\u017cy w niew\u0142a\u015bciwym pod\u0142\u0105czeniu zasilacza i po\u0142\u0105czeniu przewodu PEN z przewodem (-). Pod\u0142\u0105czenie przewodu 0VDC do przewodu ochronno-neutralnego (PEN), jest […]<\/p>\n","protected":false},"author":34,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[162,136],"tags":[137],"class_list":["post-1141","post","type-post","status-publish","format-standard","hentry","category-technical_blog","category-zasilacz","tag-zasilacz"],"yoast_head":"\nGood practice: Jak prawid\u0142owo pod\u0142\u0105czy\u0107 zasilacz pracuj\u0105cy w uk\u0142adzie TNC? | Poland<\/title>\n<meta name=\"description\" content=\"Jak prawid\u0142owo pod\u0142\u0105czy\u0107 zasilacz w uk\u0142adzie TNC? 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