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差动保护器7UT6131-4EB22-1BB0清仓价SIPROTEC 4 7UT6 V4.6 微机型差动保护装置 ——适用于变压器、发电机、电动机、单母线以及短引线保护 S IPROTEC 4 7UT6 差动保护装置适用于变压器、发电机、电动机、单母线以及短引线 差动保护装置 7UT6 适用于各类型各电压等级的变压器、旋转电气设备如发电机和电动机、单母线以及短引线,它能快速而有选择性的切除各种短路与接地故障。通过参数设定,该保护装置可适用于单相变压器或三相变压器。通过参数设定,该保护装置还可适用于某些特定场合,以此根据被保护对象来优化对应配置。欢迎询价15900577130,徐小翠,QQ:1678267328
差动保护器7UT6131-4EB22-1BB0清仓价: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 60V TO 125V,
TRIGGER LEVEL BINARY INPUT 19V
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)
ADDITIONAL FUNCTION:
VOLTGAE MEASUREMENT AND
OVEREXCITATION PROTECTION
WITHOUT ADDITIONAL FUNCTIONS
差动保护器7UT6131-4EB22-1BB0清仓价
7UT6 差动保护装置提供一个运行在标准因特网下的调试和试