差动保护7UT6131-5EB22-1BA0批发价,西门子保护装置概述数字式差动保护设备,7UT6131-5EB22-1BA0批发价,差动保护,拥有一套强大的微处理器系统,该系统提供了设备中从测量数据的获得到断路器命令的输出的所有功能的全数字化处理过程7UT6131-5EB22-1BA0批发价,差动保护数字式差动保护7UT6是一种快速和有选择性的短路保护,能实现差动保护、有限的接地故障保护、过流保护、过负荷保护等保护功能
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7UT633/683/635 变压器保护装置为大屏幕图形界面,可方便实现:
变压器相连开关刀闸设备的联闭锁等控制功能
附加的外部信号启动保护功能
测量信号的越限处理功能
7UT683支持全中文操作界面,包含3组电流输入以及1组电压输入
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批发价
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差动保护
7VK6111-4AB22-4YQ0