差動保護7UT6131-5EB22-1BA0批發(fā)價,西門子保護裝置概述數(shù)字式差動保護設備,7UT6131-5EB22-1BA0批發(fā)價,差動保護,擁有一套強大的微處理器系統(tǒng),該系統(tǒng)提供了設備中從測量數(shù)據(jù)的獲得到斷路器命令的輸出的所有功能的全數(shù)字化處理過程7UT6131-5EB22-1BA0批發(fā)價,差動保護數(shù)字式差動保護7UT6是一種快速和有選擇性的短路保護,能實現(xiàn)差動保護、有限的接地故障保護、過流保護、過負荷保護等保護功能
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7UT633/683/635 變壓器保護裝置為大屏幕圖形界面,可方便實現(xiàn):
變壓器相連開關(guān)刀閘設備的聯(lián)閉鎖等控制功能
附加的外部信號啟動保護功能
測量信號的越限處理功能
7UT683支持全中文操作界面,包含3組電流輸入以及1組電壓輸入
7UT6131-5EB22-1BA0:DIGITAL DIFFERENTIAL PROTECTION
RELAY,
FOR TRANSFORMER, GENERATORS,
MOTOR, SMALL BUSBARS AND
SHORT CABLE,
4-LINE ALPHANUM.BACKLIT DISPLAY
14 PROGRAMMABLE LED,
NAVIGATION KEYS, FUNCTION KEYS,
NUMBER BLOCK,
CASE 1/2 X 19", 5BI, 8BO,
1 WATCHDOG CONTACT, 11I, IEE,
CURRENT TRANSFORMER: 1A
SUPPLY VOLTAGE:DC 110V TO 250V,
AC 115V/230V,
TRIGGER LEVEL BINARY INPUT 88V
FLUSH MOUNTING CASE,
SCREW TERMINALS
(DIRECT WIRING/RING LUGS)
REGION WORLD, IEC/ANSI,
LANGUAGE ENGLISH
(LANGUAGE CHANGEABLE)
SYSTEM PORT
(ON REAR OF DEVICE) PORT B
IEC 60870-5-103 PROTOCOL,
ELECTRICAL RS485,
DIGSI 4/MODEM PORT
(ON REAR OF DEVICE) PORT C
DIGSI 4, BROWSER OR THERMO-BOX,
ELECTRICAL RS485
BASIS MEASURED VALUES,
FAULT RECORDING
RESTRICTED EARTH FAULT
LOW IMPEDANCE (87N)
UMZ - 1-PHASE FOR RESTRICTED
EARTH FAULT HIGH IMPEDANCE
(87N W/O RESISTOR AND VARISTOR)
SENSITIVE OVERCURR.-TIME PROT./
TANK PROTECTION (64)
NEGATIVE SEQUENCE PROTECT. (46)
BREAKER FAILURE PROTECT. (50BF)
TRIP CIRCUIT SUPERVISION (74TC)
WITHOUT ADDIT. VOLTAGE FUNCTION
WITHOUT ADDITIONAL FUNCTIONS
7UT6131-5EB22-1BA0批發(fā)價
7SJ6226-5EB30-1HFO
7SJ6325-5EB30-3FEO
7SJ6025-5EB21-1FAO
7SJ6825-5EW20-3HEO
7SJ6325-5EB90-3HF0-L0A/EE
7SJ6225-5EB90-1HF0-L0A/EE
7UT6121-4EB20-1AA0
7SS5220-4AB32-1BA0
7SA6121-4AB22-4FB4
7UT6131-5EB22-1BA0差動保護
7VK6111-4AB22-4YQ0
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