{"product_id":"allen-bradley-1756-pb75-controllogix-24-vdc-controllogix-power-supply","title":"Allen-Bradley 1756-PB75 ControlLogix 24 VDC ControlLogix quvvat manbai","description":"\u003ch3\u003eMahsulot haqida qisqacha ma’lumot\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-PB75\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e — Allen-Bradley ControlLogix platformasidagi og‘ir sharoitlarga mo‘ljallangan shassi quvvat manbai bo‘lib, nominal 24 VDC manba elektr energiyasini tartibga solingan backplane kuchlanishlariga aylantirish uchun ishlab chiqilgan. Neft va gaz qazib olish, avtomatlashtirilgan ishlab chiqarish hamda og‘ir infratuzilma podstansiyalaridagi muhim obyektlarda foydalanish uchun mo‘ljallangan ushbu modul mahalliy protsessor shkaflariga barqaror tok yetkazib beradi. Uchala amaldagi backplane shinasida yuqori tok sig‘imini ta’minlab, kuchlanish pasayishi va modullarning qayta ishga tushishining oldini oladi hamda tizimning rejalashtirilmagan ishlamay qolish vaqtini bevosita kamaytiradi. Qurilma har qanday standart 1756 ControlLogix shassisining chap tomoniga to‘g‘ridan-to‘g‘ri o‘rnatiladi va standart I\/O slotlarini egallamasdan fizik arxitekturaga integratsiyalanadi.\u003c\/p\u003e\n\u003ch3\u003eTexnik konfiguratsiya\u003c\/h3\u003e\n\u003cp\u003e1756-PB75 qurilmasining apparat arxitekturasi butun yuklama diapazonida yuqori issiqlik va elektr samaradorligini ta’minlash uchun ilg‘or kommutatsion quvvat o‘zgartirish texnologiyasidan foydalanadi. U 60 °C da maksimal 75 W umumiy chiqish quvvatini taqsimlab, tokni 1,2 V, 3,3 V va 24 VDC backplane yo‘llari bo‘yicha boshqaradi. Kuchli ortiqcha tok, qisqa tutashuv va ortiqcha kuchlanishdan himoya tarmoqlari bilan jihozlangan quvvat manbai backplane’ga ulangan millionlab dollarlik protsessor va aloqa arxitekturasini himoya qilish uchun ichki nosozliklarni avtomatik ravishda ajratadi. Kirish bosqichida sanoat elektromagnit xalaqitlarini (EMI) bostirish va kuchlanishning vaqtinchalik pasayishlariga bardosh berish uchun maxsus ishlab chiqilgan liniya filtri mavjud. Holat indikatsiyasi old paneldagi yaqqol LED orqali amalga oshiriladi; u manba kirishi va ichki o‘zgartirish ko‘rsatkichlari haqida real vaqt rejimida ma’lumot beradi.\u003c\/p\u003e\n\u003ch3\u003eTexnik xususiyatlar\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParametr\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTexnik ma’lumotlar\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1756-PB75\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrend\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSeriya\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eControlLogix shassisi quvvat manbalari\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eKirish kuchlanishi diapazoni\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18 dan 32 VDC gacha (nominal 24 VDC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eKirish quvvati (maks.)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e95 W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eUmumiy chiqish quvvati (maks.)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60 °C da 75 W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane chiqish toki (1,2 VDC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1,5 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane chiqish toki (3,3 VDC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4,0 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane chiqish toki (5,1 VDC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e13,0 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane chiqish toki (24 VDC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2,8 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIshga tushish toki (maks.)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAjratish kuchlanishi\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250 V uzluksiz (kuchaytirilgan izolyatsiya turi), kirish-backplane o‘rtasida 2500 VDC kuchlanishda 60 soniya sinovdan o‘tkazilgan\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOrtiqcha tokdan himoya\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIchki sug‘urta (almashtirib bo‘lmaydi) va elektron tokni cheklash\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eO‘tkazgichni qobiqdan tozalash uzunligi\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 mm (0,31 dyuym)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTavsiya etilgan sim o‘lchami\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e90 °C darajaga mo‘ljallangan, 2,5 mm² (14 AWG) qattiq yoki ko‘p tolali mis sim\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIshlash harorati\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 dan 60 °C gacha (32 dan 140 °F gacha)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eO‘lchamlari (B x E x Ch)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e140 x 112 x 145 mm (5,51 x 4,41 x 5,71 dyuym)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOg‘irligi\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0,95 kg (2,10 funt)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eKelib chiqishi\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAQSh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKo‘p so‘raladigan savollar\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1756-PB75 old panelidagi LED nima sababdan yonmay qoladi yoki butunlay o‘chadi?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYonmayotgan LED kirish manbai kuchlanishining to‘liq yo‘qolganini (18 VDC dan past), jiddiy apparat nosozligi sababli ichki himoya saqlagichi uzilganini yoki orqa paneldagi ortiqcha tok quvvat manbaini himoyalovchi o‘chirish sikliga kiritganini bildiradi. Nosozliklarni bartaraf etish paytida orqa paneldagi qisqa tutashuvlarni ajratib tekshirish uchun quvvat manbaini shassidan uzing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1756-PB75 ni zaxiralash uchun boshqa quvvat manbai bilan parallel ulash mumkinmi?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYo‘q. Standart 1756-PB75 standart shassida parallel ishlash yoki yuklamani taqsimlash konfiguratsiyalarini qo‘llab-quvvatlamaydi. Zaxira quvvat arxitekturalari uchun 1756-CPR2 zaxiralash kabeli va mos shassi adapteri bilan juftlangan maxsus zaxira quvvat manbalaridan (masalan, 1756-PB75R) foydalanishingiz kerak.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrtiqcha kuchlanish hodisasidan keyin 1756-PB75 ning ichki saqlagichini joyida almashtirish mumkinmi?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYo‘q. Ichki kirish saqlagichi ikkilamchi xavfsizlik chorasi sifatida zavodda germetik yopilgan komponentdir. Agar saqlagich kuyса, bu ichki komponentlarning jiddiy buzilganini bildiradi; butun quvvat manbai ta’mirlash uchun vakolatli servis markaziga yuborilishi yoki to‘liq almashtirilishi kerak.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eDalaga o‘rnatish va ishga tushirish bo‘yicha ko‘rsatmalar\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eKorpusni mahkamlash va yerga ulash:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYo‘naltiruvchi shtiftlar to‘liq ilashguncha 1756-PB75 ni ControlLogix shassisining chap tomoniga surib o‘rnating. Mahkamlash vintlarini shassi ramasiga mahkam torting. Yuqori chastotali liniya shovqinidan yetarli ekranlashni ta’minlash uchun shassi yerga ulash qulog‘i past impedansli mis tasma yordamida asosiy korpusning yerga ulash shinasiga ulanganini ta’minlang.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eKirish simlarini ulash konfiguratsiyasi:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e24 VDC ta’minot liniyalarini 2,5 mm² (14 AWG) mis o‘tkazgichlardan foydalanib ulang. Musbat simning \"+\" terminaliga, manfiy simning \"-\" terminaliga, uskuna yerga ulash simining esa terminal kolodkasidagi belgilangan yerga ulash terminaliga mahkamlanganini ta’minlang. Induktiv o‘zaro xalaqitlarni kamaytirish uchun kirish quvvat kabellarini signal darajasidagi I\/O simlaridan alohida tuting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIssiqlikni boshqarish bo‘yicha bo‘shliqlar:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eKorpus konstruksiyasi hujjatlarida ko‘rsatilganidek, quvvat manbai atrofida minimal bo‘shliqlarni saqlang (odatda yuqori va pastki qismlarda 51 mm yoki 2,0 dyuym). Modul korpusining yuqori yoki pastki qismidagi shamollatish tirqishlarini to‘sib qo‘ymang, chunki havo oqimining yetarli emasligi issiqlik ta’sirida yemirilishga va komponentlarning muddatidan oldin ishdan chiqishiga olib keladi.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695172612459,"sku":"1756-PB75","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1756-pb75-controllogix-standard-power-supply-320tnnyiu4t_e2baecfc-8c45-41b0-8437-7d6ebc6bccd8.jpg?v=1766114095","url":"https:\/\/www.plcprotech.com\/uz\/products\/allen-bradley-1756-pb75-controllogix-24-vdc-controllogix-power-supply","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}