SIEMENS保护装置7UT6121-4EB20-1BA0特价供应

参数如下：

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 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)
(27-1,27-2), OVER VOLTAGE (59-1) WITHOUT AUTO-RECLOSURE西门子SIPROTEC 4系列保护具有友好的人机界面,7UT6系列的变压器差动保护包含了纵联差动保护、低阻抗或高阻抗原理的零序差动保护以及复压过流、零序过流等后备保护功能，可快速而有选择性地切除发生在各种变压器上的内部故障，同时也可为发电机、电动机、单母线和短引线等提供差动主保护。内置的12组用户自定义保护功能，可根据现场特定需求创建各类电流、电压以及功率保护等。

7UT6还提供控制与自动化功能：部分型号的大屏幕液晶窗可实时显示回路和设备状态，配合就地控制键可方便地实现开关或刀闸的分合操作。通过内置
的CFC可编程逻辑功能，用户能非常灵活地实现如开关联闭锁、参数越限告警等功能。支持包括IEC61850在内的多种开放、标准的国际通讯规约，设备
可方便地接入各种自动化系统。
差动保护零序电流处理：
-零序消除：传统的零序分量滤除方法-零序补偿：差入中性点零序电流，保持100%的区内接地灵敏度，且仅在故障相反应出差流4折线差动特性曲线附加制动区抗CT饱和差动特性曲线可整定为自动抬高零差保护简单、可靠，灵敏度与变压器带载特性无关最小灵敏电流定值达3mA

长沙市古沙自动化仪表有限公司主营西门子分析仪7MB，流量计7ME，液位计7ML，定位器6DR,西门子色谱仪配件，西门子保护器7SJ,7SD,7UT,7PA,7SS,7SN,7RW,风机6SY，2CF.2IF,2CC,2CW，模块6DD，6DP，变频器6SE,6SL，进口件低压产品3RT,3RW,3UF,伺服驱动6SN,6FC,6FX,温控器8MR，电机1PH,1FT,1FK，EBM风机，施乐百风机，哈希仪表，美德克斯风机，WIKA仪表，贺德克，MOOG伺服阀等更多优势欢迎来电咨询，我公司大量出售西门子系列产品，货期短，发货快，价格优惠，为客户创造价值是我们永远追求的目标！现货配送至全国各地含税（16%）含运费，原装，全新原装！质量保证、诚信服务、及时到位。

以下是保护装置部分型号，如需要了解更多西门子产品信息，请关注↓↓↓

7PG1511-2KC70-1CF0
7TS1632-0AA00-1
7PA2331-0
7XP9013-0
7SA5221-4CB00-1EB0
7UT6121-4EB00-1AA0
7SJ6001-4EA00-1DA0
7SJ6021-4EB00-1FA0
7SJ8041-5EB00-1FA0
7SJ8031-5EB00-1FA0
6MD6370-5EB20-0AA0
6MD6335-5EB20-0AA0
7UT6125-5EB90-1AA0-L0D
7XR6100-0BA00
7XR6100-0CA00
3PP1336-0DZK2Y
3PP1336-1CZK2Y
7XT3400-0CA00
4NC5225-2CE20
7XT7100-0BA00
7XT7100-0EA00
7XR6004-0BA00
7XR6004-0CA00
7XT3300-0BA00
7XT3300-0CA00
7XT3400-0BA00
7SJ6005-2EA00-0DA0
7UM6215-2EB01-0AA0
7VE6110-2EB01-0CA0
7SJ6822-5EW20-3HG0
7UM6215-2EBO1-0AE0
7RW6000-5EA00-1DA0
7SJ6812-5EW00-1FE0
7SJ6815-5EW00-1FE0
7SJ6111-5EB20-1FA0
7SJ6821-5EW20-1FE0
7UM6215-5EB91-0AA0+LOA
7VE6110-5EB01-0AA0
7UT6121-5EB20-1AA0
7UT6121-5EB21-1AA0
7SJ6212-5EB00-1FB0
7SJ6001-5EA00-0DA0
7SJ6225-4EB00-1FE0
7SJ6025-4EB00-3HJ1
7SJ6005-5EA00-0DA0
7SJ6121-4EB91-1FA0-LOD
7PA2311-0
7PA2641-0
7SJ6215-5EB22-1FE0
7SJ6105-5EB00-1FE0
7SJ6225-5EB00-1FE0
7XS5400-0AA00
7XS5403-0AA00
7XS5460-0AA00
7XS5440-0AA00
7UT6351-4EB22-1BB1
7VK6111-4AB02-4YC0
7VK6101-4AB02-4YC0
7VH6001-0EA10-0AA0
7SJ8021-5EB26-1FA0
7UT6131-4EB22-1BB1
7SJ6211-4EB20-1FE0
7SA5221-4DB20-4HB4
7SA6111-4AB02-0GP4
7SJ6211-4EB00-1FG0
7UT6121-4EB00-1BA0
7RW6000-4EA00-2DA0
7SJ6211-4EB00-1FB0
7SJ6111-4EB00-1FA0
7SJ8031-5EB00-1FB0
7VK6111-4AB02-4YQ0
7PA3032-1AA00-1
7PA2331-1
7PA2732-0AA00-1
7TS1632-0AA00-1
7SJ6111-4EB20-1FA0
7SJ6226-5EB30-1HF0
7SJ6225-5EB20-3FE0
7SJ6826-5EW20-3HE0
7SJ6245-5EB00-3FE0
7SJ6826-5EW20-3FE1
7SJ6025-5EB00-1FA0
7SJ6825-5EW20-3FE0
7SJ6825-5EW20-3HE0
7SJ6245-5EB00-3FG0
7SJ6825-4EW90-3FE0-LOD
7SJ6226-5EB22-1HF0
7SJ6225-5EB20-1HFO
7SJ6225-5EB20-1FE0
7SJ6826-6AW90-0AA0-L0V
7SJ6826-5EW00-3FE0
7SJ6826-5EW20-3FE0
7SJ6241-5EB02-3FG0
7SJ6827-5EW90-3FE0
7SJ6825-5EW22-3FE1
7SJ6321-5EB92-3FE3-L0S
7sj6827-5ew90-3fe0-L0A/DD
7SJ6825-5EW22-3HE0
7SJ6231-5EB22-3FE0
7SJ6821-5EW20-3HE0
7SJ6225-5EB20-3HF0
7SJ68156EW20-3HE0
7SJ6825-6EW90-3FE0-LOD
7SJ6825-5EW12-3FE0
7SJ6815-5EW22-3HJ0
7SJ6825-5EW12-3HE0
7SJ6826-6EW90-3HG0-L0A
7SJ6826-6EW90-3EF0-L0A
7SJ6241-5EB22-3FE0
7SJ6126-5EB00-3FB0
7SJ6226-5EB00-3HH0
7SD6101-5BB99-0BA0-L0B-M2B
7SD5225-5AB20-1FG2
7UT6125-5EB00-1AA0
7UT6121-4EB20-1BA0
7UT6125-5EB20-1AA0
7PA2341-0
7PA3030-1
7PA2251-0
7PA2251-1
7PA2732-0AA00-1
7PA2732-0AA00-0
7PA3042-1AA00-0
7PA2732-0AA00-2
7PA2231-1
7PA2742-0AA00-2
7PA2642-0AA00-2
7PA2742-0AA00-1
7PA2632-1AA00-1
7PG1524-1EC30-1AD0
7RW6000-5EA00-0DA0
7RW8020-5EB96-1DB0-L0R