差動(dòng)保護(hù)7UT6121-4EB20-1AA0優(yōu)質(zhì)推薦7UT6121-4EB20-1AA0西門(mén)子差動(dòng)保護(hù)7UT61三卷變壓器差動(dòng)保護(hù)。通過(guò)內(nèi)置的cfc可編程邏輯功能,用戶能非常靈活的實(shí)現(xiàn)如關(guān)聯(lián)閉鎖,參數(shù)越限告警等功能,支持包括iec61850在內(nèi)的多種開(kāi)放,標(biāo)準(zhǔn)的國(guó)際通訊規(guī)約,設(shè)備可方便的接入自動(dòng)化系統(tǒng)中。差動(dòng)保護(hù)7UT6121-4EB20-1AA0特價(jià)供應(yīng)歡迎詢價(jià)侯小姐13296058650在線QQ:1678267328
差動(dòng)保護(hù)7UT6121-4EB20-1AA0:
DIGITAL DIFFERENTIAL PROTECTION
RELAY,
FOR TRANSFORMER, GENERATORS,
MOTOR AND SHORT CABLE
4-LINE ALPHANUM.BACKLIT DISPLAY
7 PROGRAMMABLE LED,
NAVIGATION KEYS, FUNCTION KEYS,
CASE 1/3 X 19", 3BI, 4BO,
1 WATCHDOG CONTACT, 7I, IEE,
CURRENT TRANSFORMER: 1A
SUPPLY VOLTAGE: DC 60V TO 125V,
TRIGGER LEVEL BINARY INPUT 19V
FLUSH MOUNTING CASE,
SCREW TERMINALS
(DIRECT WIRING/RING LUGS)
REGION WORLD,
50/60HZ, IEC/ANSI,
LANGUAGE ENGLISH
(LANGUAGE CHANGEABLE)
SYSTEM PORT
(ON REAR OF DEVICE) PORT B
IEC 60870-5-103 PROTOCOL,
ELECTRICAL RS485,
WITHOUT DIGSI 4/MODEM PORT
BASIS MEASURED VALUES,
FAULT RECORDING
FUNCTIONALITY:
DIFFERENTIAL PROTECTION,
BASIC FUNCTION,
DIFFERENTIAL PROTECTION
TRANSFORMER, GENERATOR, MOTOR,
BUSBAR, (87 T G M L),
OVERLOAD PROTECTION FOR ONE
PAGE (49), LOCK OUT (86),
TIME OVERCURR.PROTECT.TOC PHASE
(50/51): I>, I>>, IP
(INRUSH BLOCKING)
TIME OVERCURR.PROTECT.TOC 3I0
(50/51): 3I0>, 3I0>>, 3I0P
(INRUSH BLOCKING)
TIME OVERCURR.PROTECT.TOC EARTH
(50/51): IE>, IEE>>, IEP
(INRUSH BLOCKING)
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