更新(xin)時間：2023-05-05
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MD-2000便攜式(shi)工頻(pin)試(shi)驗(yan)電(dian)(dian)(dian)源由于停(ting)電(dian)(dian)(dian)檢修或者新建變電(dian)(dian)(dian)站未能投運，都會造成現(xian)場試(shi)驗(yan)缺少試(shi)驗(yan)所用的工頻(pin)電(dian)(dian)(dian)源，為滿(man)足現(xian)場試(shi)驗(yan)的需(xu)要，經常會使用發(fa)(fa)電(dian)(dian)(dian)機發(fa)(fa)電(dian)(dian)(dian)來供電(dian)(dian)(dian)，自帶(dai)發(fa)(fa)電(dian)(dian)(dian)機發(fa)(fa)電(dian)(dian)(dian)往(wang)(wang)往(wang)(wang)發(fa)(fa)出的電(dian)(dian)(dian)壓不穩
MD-2000便攜式工頻試驗電源
電(dian)(dian)(dian)(dian)力(li)系(xi)(xi)統(tong)中的試(shi)(shi)驗(yan)(yan)現(xian)(xian)(xian)場(chang)(chang)(chang)，由于停電(dian)(dian)(dian)(dian)檢修(xiu)或(huo)者新建變(bian)電(dian)(dian)(dian)(dian)站未能投運，都會(hui)造(zao)(zao)成現(xian)(xian)(xian)場(chang)(chang)(chang)試(shi)(shi)驗(yan)(yan)缺少試(shi)(shi)驗(yan)(yan)所(suo)用(yong)的工(gong)頻電(dian)(dian)(dian)(dian)源(yuan)，為(wei)滿足(zu)現(xian)(xian)(xian)場(chang)(chang)(chang)試(shi)(shi)驗(yan)(yan)的需(xu)要(yao)(yao)，經常會(hui)使用(yong)發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)發(fa)(fa)電(dian)(dian)(dian)(dian)來供電(dian)(dian)(dian)(dian)，自(zi)帶(dai)發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)發(fa)(fa)電(dian)(dian)(dian)(dian)往(wang)往(wang)發(fa)(fa)出的電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)不(bu)(bu)(bu)穩(wen)，頻率也(ye)不(bu)(bu)(bu)一定(ding)是(shi)(shi)純(chun)正50HZ正弦波(bo)，而許多試(shi)(shi)驗(yan)(yan)儀(yi)器(qi)對電(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)穩(wen)定(ding)性(xing)及(ji)頻率要(yao)(yao)求較(jiao)高。電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)不(bu)(bu)(bu)穩(wen)，頻率不(bu)(bu)(bu)是(shi)(shi)50HZ等都會(hui)造(zao)(zao)成試(shi)(shi)驗(yan)(yan)結果不(bu)(bu)(bu)準確，甚至儀(yi)器(qi)因電(dian)(dian)(dian)(dian)源(yuan)不(bu)(bu)(bu)穩(wen)被(bei)損壞。即(ji)使在變(bian)電(dian)(dian)(dian)(dian)站有(you)電(dian)(dian)(dian)(dian)的情況下(xia)，有(you)時(shi)現(xian)(xian)(xian)場(chang)(chang)(chang)取電(dian)(dian)(dian)(dian)也(ye)比(bi)較(jiao)麻(ma)煩，要(yao)(yao)布較(jiao)長(chang)電(dian)(dian)(dian)(dian)纜、需(xu)要(yao)(yao)接線(xian)、測(ce)試(shi)(shi)點(dian)離(li)取電(dian)(dian)(dian)(dian)點(dian)距(ju)離(li)較(jiao)遠、電(dian)(dian)(dian)(dian)纜不(bu)(bu)(bu)夠長(chang)以及(ji)現(xian)(xian)(xian)場(chang)(chang)(chang)工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)源(yuan)受各種因素干(gan)擾造(zao)(zao)成嚴重的諧波(bo)等原因，同樣會(hui)影響(xiang)工(gong)作(zuo)(zuo)效率及(ji)試(shi)(shi)驗(yan)(yan)的準確性(xing)。為(wei)此，我們(men)為(wei)了(le)(le)適應電(dian)(dian)(dian)(dian)力(li)系(xi)(xi)統(tong)現(xian)(xian)(xian)場(chang)(chang)(chang)實際工(gong)作(zuo)(zuo)的需(xu)要(yao)(yao)，研制(zhi)了(le)(le)一款(kuan)大容量便攜式工(gong)頻試(shi)(shi)驗(yan)(yan)電(dian)(dian)(dian)(dian)源(yuan)，本電(dian)(dian)(dian)(dian)源(yuan)采用(yong)大容量鋰電(dian)(dian)(dian)(dian)池(chi)組為(wei)供電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)源(yuan)，經逆變(bian)器(qi)轉換輸出純(chun)50HZ正弦波(bo)，電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)為(wei)穩(wen)定(ding)的交流220V，不(bu)(bu)(bu)但解決了(le)(le)現(xian)(xian)(xian)場(chang)(chang)(chang)試(shi)(shi)驗(yan)(yan)所(suo)需(xu)電(dian)(dian)(dian)(dian)源(yuan)，同時(shi)還可作(zuo)(zuo)為(wei)其他野外作(zuo)(zuo)業的備(bei)用(yong)電(dian)(dian)(dian)(dian)源(yuan)。
1、高性能、帶(dai)載(zai)能力(li)強 :本(ben)電(dian)源采(cai)用美國(guo)先進逆(ni)變(bian)技術，供電(dian)質量高，適應各種負載(zai)，比如馬達、空調、電(dian)鉆、日光(guang)燈、氣(qi)體燈等家(jia)電(dian)設備，通信設備，工業設備。
2、高可靠(kao) : 采用(yong)先(xian)進技術和冗(rong)余設計，并配置工頻(pin)變壓器(qi)(qi),由(you)CPU控制，選用(yong)優質元(yuan)器(qi)(qi)件精(jing)心制造(zao)，性(xing)能穩定，可靠(kao)性(xing)高。
3、保(bao)護完善 : 具有輸(shu)入過(guo)欠壓保(bao)護；輸(shu)出過(guo)載、過(guo)流、短路保(bao)護；整機過(guo)溫保(bao)護等(deng)，可以抗拒大電流啟動負載沖擊。
4、界面友好 : LCD/LED顯示(shi):工作狀態、市電(dian)(dian)電(dian)(dian)壓、輸(shu)出電(dian)(dian)壓，電(dian)(dian)池電(dian)(dian)壓、頻(pin)率、負載率、故障等信(xin)息清(qing)晰明了；并且(qie)有聲光故障報警、指示(shi)故障等功能。
5、操(cao)作簡(jian)單 : 智(zhi)能開關(guan)機(ji)，自動化程度(du)高，操(cao)作方便。
6、充(chong)(chong)電(dian)能力強 : 機(ji)內(nei)裝有(you)自(zi)控充(chong)(chong)電(dian)技術的(de)大電(dian)流(liu)充(chong)(chong)電(dian)器，充(chong)(chong)電(dian)速度(du)快，浮(fu)充(chong)(chong)電(dian)壓(ya)穩定,當(dang)采用(yong)外置(zhi)蓄電(dian)池(chi)(chi)時(shi)，可(ke)(ke)以用(yong)本(ben)電(dian)源(yuan)為其充(chong)(chong)電(dian)，充(chong)(chong)電(dian)電(dian)流(liu)可(ke)(ke)以0-70A可(ke)(ke)調節(jie),三(san)階(jie)段(duan)充(chong)(chong)電(dian)（恒(heng)流(liu)充(chong)(chong)電(dian) (恒(heng)流(liu)階(jie)段(duan)) → 恒(heng)壓(ya)充(chong)(chong)電(dian) (恒(heng)壓(ya)階(jie)段(duan)) → 浮(fu)充(chong)(chong) (恒(heng)壓(ya)階(jie)段(duan)) ） ，從而有(you)效保(bao)護蓄電(dian)池(chi)(chi)，所以本(ben)電(dian)源(yuan)同時(shi)又是一臺高可(ke)(ke)靠的(de)蓄電(dian)池(chi)(chi)充(chong)(chong)電(dian)機(ji)。
7、結構簡潔(jie) : 機內(nei)功能部件采用(yong)模塊(kuai)化(hua)設計，結構簡潔(jie)，維護方便。
8、效率高,節能 : 空載電(dian)流小(xiao),在沒有(you)負(fu)載情況下節約能源。
9、智能電池管理 : 智能電池監測管理系統，加強電池監測，延長電池壽命和利用率。直流供電電路下限保護設計，當直流電源低于保護電壓，逆變器將自動關閉。
市電(dian)供電模(mo)式(shi)時參(can)數(shu) | |
效率 | ≥98% |
輸入電壓波形 | 正弦波(市電(dian)或發電(dian)機) |
額定輸入電壓 | 220Vac/230Vac/240Vac |
額定(ding)輸(shu)出電壓 | 220Vac/230Vac/240Vac |
低壓關斷點 | 154Vac±4% |
低壓恢復點(dian) | 164Vac ±4% |
高壓(ya)關斷點 | 263Vac±4% |
高壓恢復點(dian) | 253Vac±4% |
額定(ding)輸(shu)入頻率 | 50Hz/ 60Hz (自動(dong)檢測) |
輸(shu)出電壓(ya)波形(xing) | 有市電時與(yu)輸入(ru)電壓波形* |
轉換時間(Ac 到 Dc) | <10ms |
轉換時(shi)間(Dc 到 Ac) | <4ms |
逆變模式規(gui)格參數 | |
功率因數 | 0～1.0 |
額定輸出電壓(ya) (V) | 220Vac |
額(e)定輸出(chu)頻率(Hz) | 50Hz ± 0.3Hz |
輸出(chu)電壓范(fan)圍 | ±10% rms |
效率(lv) | >87% |
額(e)定輸出功率（W） | 2000W |
瞬間輸出(chu)功率(lv)（W） | 3000W |
過載保護 (SMPS load) | (110%<負載量<125%)±10%:15分鐘后(hou)斷開輸出電壓 (125%<負載量(liang)<150%) ±10%:10秒鐘后斷(duan)開(kai)輸出電(dian)壓 負載(zai)量>150% ±10%: 0.2秒鐘后(hou)斷開輸(shu)出電(dian)壓 |
欠壓警告(gao) | 42.0Vdc ± 1.2Vdc （48V 電源(yuan)） |
直流(liu)電(dian)輸入(ru)電(dian)壓過(guo)低，自動斷(duan)電(dian) | 40.0vdc± 1.2Vdc （48V 電(dian)源） |
輸入過(guo)壓警告 及斷電(dian) | 64Vdc ± 1.2Vdc（48V 電源） |
輸入(ru)過壓(ya)恢復 | 62.0Vdc ± 1.2Vdc （48V 電(dian)源） |
省電(dian)模(mo)式 | 空載(zai)功率(lv) ≦25W |
充(chong)電規則(ze) | |
規則 | 三個階段: |
恒(heng)(heng)(heng)流(liu)充(chong)電(恒(heng)(heng)(heng)流(liu)階段)→恒(heng)(heng)(heng)壓(ya)充(chong)電(恒(heng)(heng)(heng)壓(ya)階段)→浮充(chong)(恒(heng)(heng)(heng)壓(ya)階段) | |
冷卻 | 變速風(feng)扇要(yao)在通風(feng)條(tiao)件下 |
操作(zuo)環境、噪(zao)音 | 環境溫濕度(du) 0-40℃，0-95%相對濕度(du)（不結露）;噪(zao)音＜60dB |
自帶(dai)電池容(rong)量(liang) | 25AH/48V |
儀器尺(chi)寸 | 405mmX240mmX400mm |
儀器(qi)重量 | 30KG |
電源面板示意圖
船(chuan)型開關(guan) | “一檔”節電(dian)模式(shi) | 自動檢測負載(zai)，當負載(zai)≥25W時，20S后逆變(bian)器開(kai)機(ji)(ji)，反之關機(ji)(ji) |
“0檔”關機 | 不工作 | |
“二檔”正(zheng)常(chang)開機 | 逆(ni)變器(qi)正常(chang)工作 | |
電(dian)池輸出開關 | 電(dian)(dian)(dian)源不使用(yong)或使用(yong)外部電(dian)(dian)(dian)池以(yi)及對內部電(dian)(dian)(dian)池充電(dian)(dian)(dian)時(shi)，請(qing)將(jiang)(jiang)開(kai)關(guan)處于關(guan)閉狀態（向下為關(guan)閉），當電(dian)(dian)(dian)源需要工作(zuo)時(shi)，將(jiang)(jiang)開(kai)關(guan)打到(dao)上(shang)面為打開(kai) | |
節電(dian)指示 | 第一個(ge)綠色(se)指示燈亮表示在節電(dian)模式下 (節電(dian)時負載 ≦30W) | |
市(shi)電(dian)指示 | 第二個(ge)綠色(se)指(zhi)示燈(deng)亮表示在交流(liu)供電模(mo)式下 | |
逆(ni)變(bian)指示 | 第三個黃色指示燈亮表示逆變 | |
充電指示 | 第四個綠色指(zhi)示燈亮表示在給電(dian)(dian)池充(chong)(chong)電(dian)(dian)（本(ben)指示(shi)在對鉛酸電(dian)(dian)池充(chong)(chong)電(dian)(dian)時(shi)有效） | |
故障指示 | 第五個紅色指(zhi)示(shi)燈(deng)亮表示(shi)逆變器故障 | |
電(dian)池類型 | “10擋撥(bo)碼開(kai)關”可以(yi)設置電(dian)池型號(hao)：表（電池型號設置）鉛(qian)酸電(dian)池選4檔(dang)，不(bu)充電(dian)時選0檔(dang) | |
充(chong)電(dian)電(dian)流 | “電位器”逆變器對電池充電電流大(da)小設置，順時針調大(da)。 | |
翻(fan)頁按(an)鍵 | 輕(qing)輕(qing)按一下，可以(yi)翻頁，可以(yi)開背光。 | |
充電指示（右側） | 本(ben)指示對內部鋰電(dian)(dian)池充(chong)電(dian)(dian)時有效(xiao)，當開(kai)始充(chong)電(dian)(dian)時為紅燈，充(chong)滿(man)電(dian)(dian)時為綠燈 | |
開機狀態下液晶顯示內容（循環顯示）
五、操作說明
1、 逆變輸出：首先(xian)打(da)開(kai)電池輸出開(kai)關，然(ran)后再打(da)開(kai)模式(shi)開(kai)關（正常(chang)情況選(xuan)擇正常(chang)開(kai)機模式(shi)），電源左側指示燈(deng)逆變指示燈(deng)變亮，當液晶顯示電壓輸出為~220V時，可插(cha)上(shang)試驗(yan)儀(yi)(yi)器電源線(xian)，打(da)開(kai)儀(yi)(yi)器進行(xing)試驗(yan)。
2、 當內部電(dian)(dian)池(chi)供電(dian)(dian)電(dian)(dian)壓(ya)低于正常(chang)電(dian)(dian)壓(ya)或(huo)儀器無法開機后(hou)，如果需要(yao)選用外接(jie)(jie)(jie)備用電(dian)(dian)池(chi)箱時，可(ke)將電(dian)(dian)池(chi)輸出開關(guan)(guan)關(guan)(guan)閉(bi)，將外部電(dian)(dian)池(chi)與本電(dian)(dian)源通(tong)過連接(jie)(jie)(jie)線接(jie)(jie)(jie)V+接(jie)(jie)(jie)V+，V－接(jie)(jie)(jie)V－，接(jie)(jie)(jie)好后(hou)，然后(hou)再打開模式開關(guan)(guan)，以(yi)后(hou)操作與1相(xiang)同(tong)。
3、 內部電池充電：將電源線插(cha)到交(jiao)流輸(shu)入開(kai)(kai)關(guan)上(shang)，打開(kai)(kai)輸(shu)入開(kai)(kai)關(guan)，電源右側指(zhi)示燈(deng)變(bian)為紅燈(deng)，開(kai)(kai)始對(dui)內部電池充電，當電池充滿，充電完成時，充電指(zhi)示燈(deng)變(bian)為綠燈(deng)。
1、報警提示說明
故障(zhang)報警 | |
電壓過低 | 紅色指示(shi)燈亮, 蜂(feng)鳴器每5秒(miao)(miao)響0.5秒(miao)(miao) |
電壓過高 | 紅色指示燈(deng)亮, 蜂(feng)鳴器每1秒響0.5秒,60秒后發(fa)生故障. |
逆變模式(shi)下過載 | 110%< 負載(zai)<125%, 14分(fen)鐘(zhong)之(zhi)內(nei)警報不響,第15分(fen)鐘(zhong)后(hou)每5秒(miao)(miao)響一次. 125% <負載(zai)<150%, 每1秒(miao)(miao)響0.5秒(miao)(miao),60秒(miao)(miao)后(hou)發(fa)生故(gu)障 負載(zai)>150%,每1秒(miao)(miao)響0.5秒(miao)(miao),20秒(miao)(miao)后(hou)發(fa)生故(gu)障 |
溫度過高(gao) | 散熱片溫度. ≥105ºC, 紅色(se)指示燈亮, 蜂鳴器每1秒響(xiang)0.5秒 |
保護 | |
溫(wen)度(du)過高(gao)保護 | 散熱片溫度. ≥105ºC, 30秒后(hou)保護 (關閉(bi)輸出) |
保(bao)護恢(hui)復 | 有保(bao)護恢復(fu)功(gong)能 |
故障(zhang)關機恢復 | 操作(zuo)方式為(wei):重啟機(ji)器 |
2、確(que)認輸入直流電(dian)源電(dian)壓范(fan)圍是(shi)否符合(he)要求即+15% ，電(dian)壓性(xing)是(shi)否正(zheng)確(que)。
3、確認負(fu)載設備電壓(ya)等級(ji)，功(gong)率應(ying)不大于額定輸出功(gong)率。
4、運(yun)行環(huan)(huan)境應(ying)在通(tong)風良(liang)好(hao)、溫(wen)度范圍0至45度環(huan)(huan)境使(shi)用，應(ying)遠離明火源以及日(ri)光(guang)直射的(de)(de)位(wei)置。不(bu)能(neng)在結露，灰塵環(huan)(huan)境下運(yun)行。在使(shi)用過(guo)程中有一定的(de)(de)發(fa)熱量屬正常現象、但要保(bao)持安裝環(huan)(huan)境的(de)(de)通(tong)風散熱、干凈(jing)清潔，特別不(bu)能(neng)阻塞通(tong)風孔。
5、確認多功能正弦(xian)波逆變器地線可靠連(lian)(lian)接(jie)，線徑應符合安全使用條件，連(lian)(lian)接(jie)線盡可能縮短。
6、請保存好本(ben)說(shuo)明書，作為日后參閱。
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