Delta VFD004EL21A 0.5HP 230V na'urar sarrafa mitar wuta

Takaitaccen bayanin samfur

VFD004EL21A ƙarama ce, mai ingantaccen amfani da wuta, irin micro AC drive wadda take cikin fitacciyar jerin Delta ta VFD-EL Series. An ƙera ta don aikace-aikacen da ba sa buƙatar babban horsepower, wannan 0.5 HP (0.375 kW) variable frequency drive tana yin fice a ƙananan ayyukan atomatik kamar bel na conveyor, masoyoyi (fans), famfo, da na'urorin sarrafa aiki masu sauƙi. Tana karɓar shigar wutar AC mataki 1 mai 200 zuwa 240 V na daidaitaccen mataki, tana fitar da 2.5 A mai sarrafawa. Tare da ƙirar Frame A mai rage sarari, ginin da bai da nauyi sosai wanda yake da nauyin 1.2 kg (2.65 lbs) kawai, da maɓallin dijital da aka gina a jikin ta, tana ba da daidaiton saurin juyawa ba tare da buƙatar manyan gyare-gyare a farantin kwandon rufewa ba.

Manyan fa'idodin fasaha

Ƙirar micro mai matuƙar ƙanƙanta

Tsarin musamman na Frame A yana ba da damar girkawa a jere gefe-da-gefe a kan sandunan DIN na daidaitaccen ƙa'ida. Wannan tsarin gini yana rage yawan buƙatar sarari a cikin kabad ɗin kulawa sosai, yayin da yake barin tsarin girkawa a tsaf kuma a cunkushe.

Tsarin birki mai sassauci

Na'urar tana haɗa transistor na dynamic braking a ciki tare da damar DC Injection braking na al'ada. Wannan yana ba tsarin damar watsar da makamashin dawowa cikin sauri, yana sauƙaƙa ƙirƙirar lanƙwasa rage gudu masu tsauri da samun daidaitaccen tsayawa ga motoci masu nauyin inertia mai yawa.

Ƙarfin fitarwa na mita mai yawa

Tare da tallafawa mafi girman mitar aiki har zuwa 600 Hz, wannan inverter mai scalar (V/Hz) yana sarrafa ayyukan spindle masu sauri da ƙwararren aiki a cikin masana'antar sarrafa itace ko masana'antar masana (textile) cikin inganci.

Bayanan fasaha

Girkawa da Kula da Na'ura

Kwandon rufewa da yanayin muhallin waje

Na'urar tana da matakin kariya na IP20 kuma dole ne a girke ta a cikin kwandon rufewa mai tsabta, bushe, mai samun isasshen iska, ba tare da datti da iska ke ɗauka, ƙura mai wutar lantarki ko danshi ba. A tabbatar da isassun tazara a sama da ƙasa da gidan Frame A domin bari iska ta hanyar sanyaya da aka gina a ciki ta yawo cikin 'yanci.

Wutar lantarki da wayoyi na filin aiki

Haɗa layukan wutar AC na single-phase masu shigowa kai tsaye zuwa terminals na shigarwa L1 da L2 kawai. Tabbatar cewa terminals na fitarwa (U, V, W) sun haɗu kai tsaye da motar induction ta 3-phase mai dacewa. Kada a taɓa haɗa wutar layin kamfani kai tsaye zuwa terminals na fitarwa U, V, W, domin yin haka zai lalata IGBT power module na ciki gaba ɗaya.

Aiwtar da Braking Resistor

Don aikace-aikacen da ke buƙatar tsayawa da sauri ko aiki da nauyin da ke ja baya sosai (heavy overhauling loads), a haɗa external braking resistor a kan terminals na cikin dynamic braking circuit. Wannan yana hana drive yin trip kan kuskuren overvoltage ($OV$) yayin lokutan rage gudu kwatsam.

Fa’idodin Injiniya

Haɗaɗɗen Fuskar Mai Amfani

Allon sarrafa mutum-da-na’ura (operator control panel) da aka haɗa a ciki yana da nuni na dijital da maƙura (control knob). Wannan tsari yana ba ma’aikata damar canza sigogin drive, sa ido kan fitar current, da duba mitar aiki nan da nan ba tare da buƙatar software na waje ba.

Kyakkyawan Daidaiton Farashi da Aiki

Ta hanyar mayar da hankali kan buƙatun aiki masu nauyi na buɗaɗɗen-madauki V/Hz scalar control, wannan samfurin yana ba da muhimman daidaita saurin juyawa, matakai da dama na hanzarta gudu (multi-step acceleration profiles), da kariyar thermal overload ta lantarki ba tare da ƙarin kuɗin katin vector mai rikitarwa ba.

Ƙarfaffun Tsarukan Kariyar Lantarki

Kariyar firmware da aka gina a ciki tana sa ido a kan ci gaba da yawan ƙarfi (current), overvoltage, undervoltage, da gajeriyar hanya zuwa ƙasa (ground faults) a ainihin lokaci, tana aiwatar da gaggawar kashewa don kare da’irar inverter da kuma motar da aka haɗa.

Tambayoyin Fasaha (Technical FAQs)

Q1: Shin wannan drive ɗin na iya karɓar wutar shigar 3-phase idan ba a samu wutar 1-phase ba?
A1: Kayan aikin an ƙayyade shi kuma an inganta shi ne don shigar layin wutar AC na 1-phase 200–240 V kawai. Gudanar da shi daga shigar 3-phase na iya jawo ƙararrawar phase imbalance ko kuma rashin daidaiton zafin jiki a cikin diodes na rectifier na shigarwa. Mafi kyawun hanya ita ce a tsaya a kan tushen shigar 1-phase kawai.

Q2: Shin wannan samfurin yana goyon bayan closed-loop encoder feedback ko sensorless vector control?
A2: A’a. Jerin VFD-EL yana aiki ne kawai a matsayin buɗaɗɗen-madauki (open-loop) V/Hz (Scalar) control drive. Idan aikace-aikacenka na musamman yana buƙatar closed-loop positioning ko babban torque a saurin sifili, ya kamata ka duba jerin Delta VFD-E ko VFD-C maimakon haka.

Q3: Menene ke haifar da kuskuren overvoltage yayin rage gudun mota, kuma yaya za a gyara shi?
A3: Idan mota ta rage gudu da sauri sosai, tana aiki a matsayin janareta tana mayar da makamashi zuwa ga drive, ta haka tana ƙara ƙarfin lantarkin DC bus na ciki. Don gyara wannan, ƙara lokacin rage gudu a sigar saitin ($DEC$) ko kuma a haɗa wani na’urar juriya ta birki a waje (braking resistor) don amfani da dynamic braking transistor da aka haɗa a ciki.