差动保护继电器，TEL：159-0057-7130徐工。适用于变压器、发电机、电动机、单母线以及短引线保护西门子7UT61变压器保护7UT6121-4EB22-1AA0

西门子7UT61差动保护，主要功能，单侧低阻抗零序差动保护，高阻抗零差动保护，灵敏过流保护，负序保护，单侧断路失灵保护，跳闸回路监视。电压保护等

差动保护7UT6121-4EB22-1AA0原装正品。支持验货，可提供报关单，可含17%增值税，全国最低价销售，可以货比三家再决定购买与否哦！仿货勿比，请认准是西门子原装进口公司宗旨： 尽善尽美，至诚至信，树一流服务。

西门子7UT61差动保护7UT6121-4EB22-1AA0出售的各产品本公司按西门子质保进行保修（保修一年）注：人为或不按使用操作规定使用引起的产品损坏或报废本公司不承担任何责任！
请各客户按照正常的操作安装指引使用本系列产品！

您买的舒心！用的放心！是我们一直所追求的目标！
欢迎广大新老客户来电咨询订购。

Differential protection relay 7SJ6001-5EA00-0DA0
Differential protection relay 7SJ6001-4EA00-1DA0
Differential protection relay 7SJ6021-4EB00-1FA0
Differential protection relay 7SJ6025-4EB00-1FA0
西门子7UT61差动保护7UT6121-4EB22-1AA0 
Differential protection relay 7SJ6115-5EB20-1FA0
Differential protection relay 7SJ6125-5EB20-1FA0
Differential protection relay 7SJ6121-5EB20-1FA1
Differential protection relay 7KG6000-8AB
Differential protection relay 7UT6125-5EB01-0BA0
Differential protection relay 7SJ6222-5EB00-1FE0
Differential protection relay 7SJ6225-5EB00-1FE0
Differential protection relay 7SJ6212-5EB00-1FE0
Differential protection relay 7SJ6212-5EB00-1FE1
Differential protection relay 7SJ6215-5EB00-1FE1
Differential protection relay 7SJ6021-5EB00-1FA0   
Differential protection relay 7SJ6025-4EB00-1FA0
Differential protection relay 7SJ6025-5EB00-1FA0  
Differential protection relay 7SJ6021-4EB00-1FA1 
Differential protection relay 7SJ6111-5EB20-1FA0
Differential protection relay 7SJ6005-2EA00-0DA0
Differential protection relay 7VV3002-3CD20
Differential protection relay 7SJ6005-5EA00-0DA0/BB
Differential protection relay 7SJ6005-6EA00-0DB0
Differential protection relay 7SJ6025-5EB20-1FA0
Differential protection relay 7SJ6025-5EB20-1FA0/BB
Differential protection relay 7SJ6825-5EW20-1FE0 微机综合测控装置
Differential protection relay 7SJ6115-4EA00-1EA0/JJ
Differential protection relay 7SJ6115－4EB00－1BA0
Differential protection relay 7SJ6115－4EB00－1FA0
Differential protection relay7SJ6225-5EB20-1FC0/EE
Differential protection relay7SJ6225-5EB20-1HG0
Differential protection relay7SJ6225-5EB20-1FE0
Differential protection relay7SJ6125-5EB20-3FA0
Differential protection relay7SJ6025-5EB91-3FA0-L0D
Differential protection relay7SJ6225-5EB90-1FE0-L0A/EE
Differential protection relay7SJ6221-5EB90-1FE0
Differential protection relay7SJ6225-5EB90-1HF0-L0A
Differential protection relay7SJ6222-4EB92-3FD0-L0A
Differential protection relay7SJ6225-5EB92-3HF0+L0A
Differential protection relay7SJ6001-5EA00-0DA0
Differential protection relay7SJ6355-5EB11-3FA0
Differential protection relay7SJ6225-4EB00-1FE0
Differential protection relay7SJ6105-5EB00-1FA0
Differential protection relay7SJ4505-0EA00-0AA1 
Differential protection relay7UM6211-2EB01-0AA0
Differential protection relay7SJ6215-6EB22-1FE0
Differential protection relay7SJ6415-5EB22-1FA1
Differential protection relay7SJ6355-5EB22-3FE0
Differential protection relay7SJ6315-5EB22-1FE3
Differential protection relay7SJ6327-5EB92-3FE1-L0S
Differential protection relay7SJ6327-5EB92-3FE0-L0S
Differential protection relay7KG9661-1FA30-1AA0西门子多功能仪表
Differential protection relay7PA9661-0AA00-2
Differential protection relay7SJ6327-5EB22-3FE0
Differential protection relay7SJ6225-5EB92-1FE0-L0S
Differential protection relay7SJ6225-5EB22-1FE0   24000
Differential protection relay6MD6370-5EB22-0AA0
Differential protection relay7UM6211-5EB22-0HB0
Differential protection relay7UT6351-5EB22-1AA3
Differential protection relay7SJ6222-5EB20-1HH0 7SJ6321-5EB20-3FA0 7UT6131-5EB22-1AA0
Differential protection relay7SJ6025-5EB20-1HA0   13200
Differential protection relay7SJ6105-4EB00-1FA0
Differential protection relay7SJ6825-5EW20-3FB0
Differential protection relay7SJ6001-4EA00-0DA0/BB
Differential protection relay7SJ6121-5EB20-1FA0 
Differential protection relay7SJ6125-5EB20-1FA1
Differential protection relay7SJ6215-5EB00-1FE0
Differential protection relay 7SJ6115-5EB20-3HA0
Differential protection relay7SJ6115-5EB20-3FA0 
Differential protection relay7SJ6215-5EB20-3FE0
Differential protection relay7UT6131-5EB01-1AA0   45261
Differential protection relay7UM6225-5EB22-0AA0
Differential protection relay7SJ6115-4EB10-1FA0 7SJ6821-5EW20-1FE0
Differential protection relay7SJ6821-5EW20-1FE0
Differential protection relay7UM6115-5EB00-0AA0   32000  8-10周
Differential protection relay7SJ6222-2EB90-3FB0-L0A   25900
Differential protection relay7SJ6122-2EB90-1FB0-L0A   24500
Differential protection relay7UM6215-5EB91-0AA0-L0A 7VE6110-5EB01-0AA0
Differential protection relay 7SJ6825-5EW00-3FE0   13900  8-10周
Differential protection relay7SJ8031-5EB90-1FC0-L0A   20592
Differential protection relay7UT6125-5EB90-1AA0-L0A    30576
Differential protection relay7SJ6025-5EB00-1HA0
Differential protection relay7UT6121-5EB20-1AA0
Differential protection relay7SD6105-5BB29-0RB0-M2B
Differential protection relay7SJ6025-5EB21-1HA0
Differential protection relay7SJ6825-5EW00-3HE0
Differential protection relay7VK6101-5EB20-4YN0
Differential protection relay7SJ8031-5EB90-1FA0-L0A
Differential protection relay7SJ8041-5EB90-1FB0 L0A    23296
Differential protection relay7SJ8042-5EB90-1FQ0-L0A      26312
Differential protection relay7RW8020-5EB90-1DA0-L0A
Differential protection relay7UT6135-5EB91-1AC0-L0A   52624
Differential protection relay7SJ8041-5EB90-1FQ0-L0A   26312
Differential protection relay7SD6101-4BB99-3RB1-L0S
Differential protection relay7SJ6411-4EB91-3FA4-L0A  49880  8-10周
Differential protection relay7KG7610-0DD02-0AA0/CC   28350  8-10周
Differential protection relay7KM9300-0AB00-0AA0  
Differential protection relay7VK6105-2EB02-4YN0  40200 8-10周
Differential protection relay7UM6211-5EB22-0HB0
Differential protection relay7SK8012-5EB00-3HD0  15100 8-10周
Differential protection relay7SK8011-5EB00-1HD0   14100  8-10周
Differential protection relay7XV5653-0BA00  12100  8-10周
Differential protection relay7KG6000-8EB    19000
Differential protection relay7SJ8031-5EB20-1FB0  17472
Differential protection relay7KG7660-0BC01-0AA0
Differential protection relay7UM6215-5EB21-0AA0 7UT6121-5EB21-1AA0
Differential protection relay7UT5121-5CB01-0BA0 
Differential protection relay7UT6825-5EB20-1AA0  32000
Differential protection relay7SJ6225-5EB20-3FG0
Differential protection relay7SJ6826-5EW20-3FE0   15500
Differential protection relay7UT6125-5EB21-1AA0
Differential protection relay7SJ6025-4EB90-3HA0-L0D
Differential protection relay7PA2311-0
Differential protection relay7SJ6826-4EW20-3FE0 7SJ6825-4EW20-3FE0
Differential protection relay7SJ6105-5EB00-1FE0
Differential protection relay7PA2742-0AA00-1 7PA2642-1AA00-1 7UT6135-5EB01-1AA0
Differential protection relay7SJ6005-2EA00-1DA0
Differential protection relay7SJ6121-4EB91-1FA0-L0D
Differential protection relay7SJ6221-4EB91-1FE0-L0D 7SJ8041-5EB91-1FB0-L0D 7PA2311-1
Differential protection relay7PA2341-0    2028  8-10周
Differential protection relay7PA2321-1
Differential protection relay7SJ8021-5EB90-1FA0-L0D 7PA2321-0 
Differential protection relay7UT6131-5EB22-1AC3
Differential protection relay7PA2341-1 7PA2351-1 7PA2351-0 7PA2361-0 7PA2361-1 7PA2610-0
Differential protection relay7PA2610-1
Differential protection relay7PA2611-0 7PA2611-1
Differential protection relay7PA2620-0 7PA2620-1 7PA2621-1 7PA2621-0
Differential protection relay7PA2630-0
Differential protection relay7PA2630-1 7PA2631-0 7PA2631-1 7PA2640-1 7PA2640-0 7PA2641-1
Differential protection relay7PA2641-0
Differential protection relay7SJ6215-5EB22-1FE0  7SJ6105-5EB00-1FE0
Differential protection relay7UT6351-4EB22-1BB1
Differential protection relay7SJ8021-5EB26-1FA0  19400  8-10周
Differential protection relay7SJ6211-4EB22-1FC0
Differential protection relay7SA5221-4AB20-0HA0
Differential protection relay7RW6000-4EA00-2DA0     12800
Differential protection relay7VK6111-4AB02-4YC0
Differential protection relay7VK6101-4AB02-4YC0
Differential protection relay7VH6001-0EA10-0AA0
Differential protection relay7UT6131-4EB22-1BB1
Differential protection relay7SJ6211-4EB20-1FE0
Differential protection relay7SJ6102-4EB20-1FB0
Differential protection relay7SJ6111-4EB20-1FA0
Differential protection relay7SJ6111-4EB20-1FA1
Differential protection relay7SJ6212-4EB20-1FF0
Differential protection relay7SA6121-4AB02-4GB4
Differential protection relay7SA5221-4DB20-4HB4
Differential protection relay7VK6111-4AB02-4YQ0
Differential protection relay7SA6111-4AB02-0GP4
Differential protection relay7SA6121-4AB02-5PP5
Differential protection relay7VK6111-4AB90-4YQ0
Differential protection relay7SJ6211-4EB00-1FC0
Differential protection relay7SJ6825-5EW90-3FE0-L0D
Differential protection relay7UM6225-5EB22-0CB0
Differential protection relay7UT6125-5EB90-1AA0-L0D
Differential protection relay7UT6831-5EW22-1AC3
Differential protection relay7UT6135-5EB22-1AC2
Differential protection relay7UT6121-4EB00-1BA0
Differential protection relay7SJ6225-5EB90-3FE0-L0D
Differential protection relay7SJ6211-4EB00-1FB0
Differential protection relay7SJ6111-4EB00-1FA0
Differential protection relay7SJ6005-4BA00-0DB1
Differential protection relay7SJ6111-4EB00-1FA1
Differential protection relay7SJ6821-4EW92-3FE0-L0D
Differential protection relay7RW6000-4EA00-1DA0
Differential protection relay7SJ8031-5EB00-1FB0
Differential protection relay7SA6115-4BB11-3AB7-M1A
Differential protection relay7UT6135-4BB11-1AC0-M1A
Differential protection relay7KG7750-0AA03-0AA0
Differential protection relay7PA2331-1
Differential protection relay7KG7750-0AA03-0AA1
Differential protection relay7PA2732-0AA00-1
Differential protection relay7TS1632-0AA00-1
Differential protection relay7PA2632-0AA00-1
Differential protection relay7PA3032-3AA00-1
Differential protection relay7PA2632-0AA00-2
Differential protection relay7XG2210-1AA00-0AA0
Differential protection relay7UT6331-5EB21-1BC0
Differential protection relay7XG2220-1AA00-0AA0
Differential protection relay7VK6111-4AB21-4YN0
Differential protection relay6MD9111-2CA12-1BA0
Differential protection relay6MD9000-1AA10-7AA0
Differential protection relay6MD9000-0CE00-7MA0
Differential protection relay6MD9000-0CE00-7AA0
Differential protection relay6MD9000-0BA50-7AA0
Differential protection relay6MD9000-0BA40-7AA0
Differential protection relay6MD9000-0BA70-7AA0
Differential protection relay6MD5530-0AA10-2AA0
Differential protection relay6MD9000-0CB02-7AA0
Differential protection relay6MD9000-0CB01-7AA0
Differential protection relay6MD5513-0BP00-7AA0
Differential protection relay6MD5503-0AP00-7AA0
Differential protection relay7PA2231-1
Differential protection relay7PA2331-0   
Differential protection relay7XP9013-0
Differential protection relay7PG1511-2KC70-1CF0
Differential protection relay7SA5221-4CB00-1EB0
Differential protection relay7UT6121-4EB00-1AA0
Differential protection relay7SJ6001-4EA0-1DA0
Differential protection relay7SJ8041-5EB00-1FA0
Differential protection relay7SJ8031-5EB00-1FA0
Differential protection relay7UT6125-4EB90-1AA0-L0A
Differential protection relay7UM6211-2EB91-0AA0-L0A
Differential protection relay7UM6211-2EB91-0AA0-L0D
Differential protection relay7KG7500-0AA01-0AA0
Differential protection relay7SJ6826-5EW20-3HE0
Differential protection relay7SJ6825-5EW20-3HG0
Differential protection relay7SJ6825-5EW20-3FE0
Differential protection relay7SJ6225-5EB20-3FE0
Differential protection relay7KG8000-5BB20-0AD1
Differential protection relay7SJ6022-4EB00-1FB0
Differential protection relay7UT6121-5EB90-1AA0-L0S差动保护
Differential protection relay7VK6105-2EB02-4YN0 重复
Differential protection relay7KG7750-0AA01-0AA0
Differential protection relay7VE6320-5EB12-0CA0-L0A 同步单元，同期装置
Differential protection relay7SA6115-5BB32-0GR4
Differential protection relay7SD6105-5BB29-0BA0+M2G
Differential protection relay7UT6131-5EB91-1AA0-L0S
Differential protection relay7UT6821-5EW90-1AA0-L0D
Differential protection relay7UM6121-5EB90-0BA0-L0D
Differential protection relay3PP1336-0DZ-K2Y
Differential protection relay7SJ6821-5EW90-3FE0-L0D
Differential protection relay7SJ8041-5EB90-1FQ0-L0D
Differential protection relay7SJ6022-5EB90-1FJ0-L0D
Differential protection relay7SJ6253-6EB92-3FG0
Differential protection relay7SJ6825-5EW22-3FE0
Differential protection relay7SJ6821-5EW00-3FE0/DD
Differential protection relay7SJ6351-5EB00-3FE0/EE
Differential protection relay7SJ6351-5EB00-3FE1
Differential protection relay7SJ6821-5EW00-3FE0
Differential protection relay7UM6225-6EB92-0CB0-L0D
Differential protection relay7SS5220-4AB92-1BA0-L0R
Differential protection relay7UW5010-5CA21跳闸矩阵装置
Differential protection relay7UM6215-4EB91-0AA0
Differential protection relay7UT6131-6EB92-1BC3-L0D
Differential protection relay7UT6351-6EB92-1BA3-L0D
Differential protection relay7SA6115-5BB22-1CJ4
Differential protection relay6MD6370-5EB20-0AA0
Differential protection relay6MD6335-5EB20-0AA0
Differential protection relay7SJ6226-5EB30-1HF0
Differential protection relay7SJ6325-5EB30-3FE0
Differential protection relay7SJ6025-5EB21-1FA0
Differential protection relay7SJ6825-5EW20-3HE0
Differential protection relay7SJ6325-5EB90-3HF0-L0A/EE
Differential protection relay7SJ6225-5EB90-1HF0-L0A/EE
Differential protection relay7UT6121-4EB20-1AA0
Differential protection relay7SS5220-4AB32-1BA0  母线保护
Differential protection relay7SA6121-4AB22-4FB4
Differential protection relay7VK6111-4AB22-4YQ0
Differential protection relay7SA5221-4CB20-4FB4
Differential protection relay7VK6111-4AB22-4YC0
Differential protection relay7SJ8011-5EB20-1FA0
Differential protection relay7UT6131-4EB22-1BB0
Differential protection relay6MD6351-4EB20-0AA0
Differential protection relay7SJ6411-4EB22-1FA0
Differential protection relay7UM6211-6EB91-0AA0-L0A
Differential protection relay7SJ6221-4EB20-1FE0
Differential protection relay7VE6110-6EB01-0CA0
Differential protection relay7SJ6021-5EB20-3FA0
Differential protection relay7SS5251-5FA01-0AA1
Differential protection relay6MD6631-5EB92-0AA0-L0S
Differential protection relay7SD5221-6AB99-0CJ0-M2G+L0S
Differential protection relay7SD6101-4BB29-0RB0-M1G
Differential protection relay7UM6221-4EB21-3CA0
Differential protection relay7SA6121-4AB22-4CR4
Differential protection relay7XV5662-5AD10
Differential protection relay7SJ6227-5EB62-1FE1
Differential protection relay7SJ6212-5EB62-1FB0
Differential protection relay7SJ6322-5EB62-3HF0
Differential protection relay7UT6135-5EB62-1BA0 1
Differential protection relay7SA6115-5BB62-2GQ4 2
Differential protection relay6MD6645-5EB62-0AA0 1
Differential protection relay6MD6621-5EB62-0AA3
Differential protection relay6MD6635-5EB62-0AA3
Differential protection relay7SS5235-5CA01-0AA1
Differential protection relay7UT6825-6EW91-1AA0-L0R
Differential protection relay7SJ6455-5EB22-3FC7
Differential protection relay7SJ6816-6EW90-3FE0-L0R
Differential protection relay7SJ6225-5EB62-1FE1 1
Differential protection relay7SS5220-5AG93-1FA0
Differential protection relay7SS5220-5AG93-1FA0-L0R
Differential protection relay7SA6115-5BB22-3PQ4
Differential protection relay7XV7507-0CA00  测控开关
Differential protection relay6MD6355-5EB62-0AA0 1
Differential protection relay7SJ6225-5EB62-1FE0 1
Differential protection relay7XV7503-0CA00
Differential protection relay7XV5650-0BA00
Differential protection relay7UT6131-5EB22-1BA0
Differential protection relay7SS5255-5FA01-0AA1 2
Differential protection relay7KG7750-0AA01-0AA1
Differential protection relay7SJ6351-5EB22-3FE0
Differential protection relay7XV7502-0CA00 1
Differential protection relay7XV7500-0CA00 4
Differential protection relay7XV5651-0BA00
Differential protection relay7PA2251-1，40只
Differential protection relay7PA3032-1AA00-1，50只
Differential protection relay7XG2220-5AA00-0AA0，70只
Differential protection relay7PA2351-1，50只
Differential protection relay7PA2241-1，20只
Differential protection relay7SJ6351-5EB00-3FE0
Differential protection relay7UT6121-5EB00-1AA0
Differential protection relay6MD5504-0BP00-6AA0
Differential protection relay6MD9000-1AA20-6AA0
Differential protection relay6MD5514-0BP00-6AA0
Differential protection relay6MD9000-1AA10-6AA0
Differential protection relay6MD9000-0BA40-6AA0
Differential protection relay6MD9000-0BA50-6AA0
Differential protection relay6MD9000-0CE00-6AA0
Differential protection relay6MD9000-0CB05-6AA0
Differential protection relay6MD9000-0CB00-6AA0
Differential protection relay6MD9000-0CC00-6AA0
Differential protection relay7SA6121-4BB91-5PB5-L0S
Differential protection relay7SA5221-4DB92-5QB5-L0S
Differential protection relay7VK6111-4AB91-4YQ0-L0S
Differential protection relay7VK6111-4AB91-4YC0-L0S
Differential protection relay7SD6101-4BB99-0BA0-L0S-M1B
Differential protection relay7SD6101-5BB99-0BA0-L0S-M1B
Differential protection relay7SJ6451-4EB91-3FG0-L0S
Differential protection relay6MD6641-4EB90-0AA0-L0S
Differential protection relay6MD6641-4EB90-0AF0-L0S
Differential protection relay7SS5231-5CA01-1AA1
Differential protection relay7SD6101-4BB99-0BA0-L0S-M2A
Differential protection relay7SD6101-5BB99-0BA0-L0S-M2A
Differential protection relay7SJ6221-4EB90-3FG0-L0S
Differential protection relay7SA6121-4BB92-5PA5-L0S
Differential protection relay7SJ6825-5EW90-3FE1-L0D
Differential protection relay7VK6111-5AB92-4YR0-L0R自动合闸继电器
Differential protection relay7SJ6821-4EW92-3FE0-L0D
Differential protection relay7SJ6821-4EW92-3HE0-L0D
Differential protection relay7PA3042-3A00-0
Differential protection relay7PA3042-3A00-1
Differential protection relay7PA3042-3A00-2
Differential protection relay7PA2241-0
Differential protection relay7PA2241-1
Differential protection relay7SA5221-4DB00-4NB4
Differential protection relay7SA5221-4DB00-4NP4
Differential protection relay7SJ6826-6EW90-3FE0-LOA型号错
Differential protection relay7SJ6421-4EB92-3FG4-LOS
Differential protection relay7SJ6422-4EB92-3FD0-LOS
Differential protection relay7UM6211-6EB91-OBAO-LOA 
Differential protection relay7SJ6121-5EB90-1FA0-L0D 
Differential protection relay7UT6121-5EB90-1BA0-L0D  
Differential protection relay7SJ8041-5EB90-1FA0-L0A 
Differential protection relay7SJ8041-5EB90-1FB0-L0A 
Differential protection relay7SJ8041-5EB90-1FQ0-L0A
Differential protection relay7SJ6225-5EB00-1FFO/FF
Differential protection relay7SJ6111-5EB92-1FA0+LOS
Differential protection relay7VK6111-5AB92-4YQ0+LOS 
Differential protection relay7UT6135-5EB02-1AAO
Differential protection relay7SJ6121-5EB90-1FA0-LOD
Differential protection relay7UT6121-5EB90-1BA0
Differential protection relay7SJ6411-5EB92-1FG4
Differential protection relay7KG8000-8AA20多功能仪表
Differential protection relay7KG8000-8BB20
Differential protection relay7SJ6121-5EB90-1FA0+L0D
Differential protection relay7UT6121-5EB90-1BA0+L0D
Differential protection relay7UM6215-5EA21-0BA0
Differential protection relay7SJ6321-4EB20-3FC0/EE
Differential protection relay7SJ6221-4EB20-3FC0/EE
Differential protection relay7SJ6325-4EB20-3FG0/EE
Differential protection relay7SJ6325-5EB20-3FE0
Differential protection relay7SJ8011-5EB26-1FA0
Differential protection relay7SJ6025-5EB90-1FA0/L0A
Differential protection relay7SJ6351-5EB20-3FE0
Differential protection relay7UM6211-6EB02-0BA0
Differential protection relay7UT6131-6EB02-1AC2
Differential protection relay7SA5221-4DB20-4QB4
Differential protection relay7SA6121-4BB22-4PB4
Differential protection relay7SJ6101-4EB20-1FA0
Differential protection relay7SA6111-4AB22-0PR4
Differential protection relay7SJ6211-4EB20-1FC0
Differential protection relay7VH6001-0EA10-1AA0
Differential protection relay7SJ6401-4EB22-1FA0
Differential protection relay7SJ6245-5EB00-3FE0
Differential protection relay7SJ6222-5EB00-1FF0
Differential protection relay7UT6135-5EB02-1AA0
Differential protection relay7UM6211-4EB22-3FBO/CC
"Differential protection relay7UM6215-2EB01-0AE0
"
Differential protection relay7SJ6811-5EW22-3FE0
Differential protection relay7UM6115-5BB20-0CA0
Differential protection relay7SJ6025-5EB21-1HA1
Differential protection relay7SA6111-5BB92-3PD5+LOS
Differential protection relay7SA6121-5BB92-3PQ5+LOG
Differential protection relay6MD6130-4FB22-0AA0
Differential protection relay7SJ6232-5EB91-3HF0-L0D
Differential protection relay7SJ8042-5EB90-3FB0-L0D
Differential protection relay7SJ8042-5EB90-3FQ0-L0D
Differential protection relay7SJ8041-5EB90-3FQ0-L0D
Differential protection relay7SK8041-5EB96-3HD0-L0D
Differential protection relay7XV5662-7AD10
Differential protection relay7SJ8021-5EB90-3FA0-L0D
Differential protection relay7UT6121-5EB91-4AA0-L0D
Differential protection relay7VE6320-4EB92-1DA0-LOA
Differential protection relay7SD6105-4BB29-0BA0+M2B
Differential protection relay6MD6315-4EB20-0AA0
Differential protection relay7UT6121-2EB20-1AA0
Differential protection relay7SJ6222-5EB11-3HF1
Differential protection relay7SJ6025-5EB00-1FAO
Differential protection relay6MD6631-5EB45-0AA0
Differential protection relay7SA6111-5AB42-7PR4
Differential protection relay7SJ8042-5EB00-1FB0
Differential protection relay7UM6211-4EB02-0FA0
Differential protection relay7SD6105-5BB29-0BA0-M2G
Differential protection relay7KG6000-8AA
Differential protection relay7SJ6025-5EB20-1HAO
Differential protection relay7SJ6026-5EB00-1FB0
Differential protection relay7RW6000-4EA00-0DA0
Differential protection relay7UT6131-4EB02-1AB0
Differential protection relay7SJ6022-5EB00-1FB0
Differential protection relay7XG2220-1AA00-0AA0
Differential protection relay7XG2210-1AA00-0AA0
Differential protection relay7SJ6821-4EW00-3FE0
Differential protection relay7SJ6821-4EW00-3FG0
Differential protection relay7SJ6821-5EW92-3FE0-L0D
Differential protection relay7SJ6821-4EW92-3FG0-LOP
Differential protection relay7SJ8012-5EB96-1FA0-L0D
Differential protection relay7SJ8011-5EB96-1FA0-L0D
Differential protection relay7SJ6025-5EB90-1FA0-L0D
Differential protection relay7SJ8041-5EB96-1FB1-L0D
Differential protection relay7SJ6235-5EB00-1FE4
Differential protection relay7SJ8041-5EB96-1FB0-L0D
Differential protection relay7KG7610-0DD01-0AA0
Differential protection relay7VE6110-5EB02-0BA0
Differential protection relay7SJ8021-5EB96-1FA0-L0D
Differential protection relay7SK8041-5EB96-1HE0-L0D
Differential protection relay7SJ68-25-5EW90-3FE0-L0D
Differential protection relay6MD9000-0AA10-6AA0
Differential protection relay6MD9000-0BA40-6AA0
Differential protection relay6MD9000-0BA50-6AA0
Differential protection relay6MD9000-0CB00-6AA0
Differential protection relay6MD9000-0CC00-6AA0
Differential protection relay6MD9000-0CE00-6AA0
Differential protection relay6MD9000-1AA20-6AA0
Differential protection relay6MD9000-1AA00-7AA0
Differential protection relay7KE9000-1RA10-7AA0
Differential protection relay6MD9010-1AA00-7AA0
Differential protection relay6MD9000-0CE00-7MA0
Differential protection relay6MD9000-0CD04-7AA0
Differential protection relay6MD9000-0CB07-7AA0
Differential protection relay6MD9000-0CB05-7AA0
Differential protection relay6MD9000-0BA50-7AA0
Differential protection relay6MD9000-0BA40-7AA0
Differential protection relay6MD9000-0CA41-7AA0
Differential protection relay6MD9004-0CE00-7AA0
Differential protection relay6MD5513-0BP00-7AA0
Differential protection relay6MD5530-0AA10-2BB0
Differential protection relay6MD9000-1AA00-7AA0
Differential protection relay7SA6121-4BB02-4NA4
Differential protection relay7VK6101-4AB02-4YQ0
Differential protection relay7VK6101-4AB02-4YC0
Differential protection relay7UT6131-4EB02-1BB1
Differential protection relay7SJ6211-4EB00-1FC2
Differential protection relay7SJ6021-4EB00-1FA0
Differential protection relay7SJ8042-5EB00-1FQ1
Differential protection relay7RW6000-4EA00-2DA0
Differential protection relay7RW6000-4EA00-0DA0
Differential protection relay7VH6002-0EA20-1AA0
Differential protection relay7SJ6001-2EA00-0DA0
Differential protection relay7PA2732-0AA00-1
Differential protection relay7PA3032-1AA00-1
Differential protection relay7SA6321-4NB11-3PR5
Differential protection relay7SJ8041-5EB90-3FC0-L0R
Differential protection relay7SA5221-5DB92-4QR5-L0S
Differential protection relay7SD5221-5NB99-9HV7-L0S-M2A-N7A
Differential protection relay7SS5220-4AB92-1EA0-L0S
Differential protection relay7SS5231-5CA01-1AA1
Differential protection relay7SJ6412-5EB92-3FD0-L0S
Differential protection relay7VK6111-5AB92-4YC0-L0S
Differential protection relay7XV5662-0AC00
Differential protection relay7SJ6821-5EW00-3HE0
Differential protection relay7SJ6821-5EW00-3HG0
Differential protection relay7SJ6821-5EW00-3FG0
Differential protection relay7SA6115-5BB62-OGC4　
Differential protection relay7SJ6125-5EB22-1FA0
Differential protection relay7SJ6225-5EB22-1FEO
Differential protection relay7SJ6357-5EB62-3FG3
Differential protection relay7SJ6455-5EB62-1FEO
Differential protection relay6MD6355-5EB62-0AA0
Differential protection relay7PA3042-3AA00
Differential protection relay7SA6115-5MB91-3PR5+LOA
Differential protection relay7SA6115-5BB32-OPR4
Differential protection relay7SA6115-5BB62-2GQ4
Differential protection relay7SA6115-5BB92-0GC4+LoS
Differential protection relay6MD6645-5EB92-0AA3+LoS
Differential protection relay7SJ6225-5EB92-1FE0+LoS
Differential protection relay7SJ6325-5EB92- 3FE1+LoS
Differential protection relay6MD6311-5EB92-0AA0+LoS
Differential protection relay7SS5255-5FA01-0AA1
Differential protection relay7PA3042-3AA00
Differential protection relay7KG9661-1FA30-1AA0
Differential protection relayC53207-A351-D678-1
Differential protection relayC53207-A351-D678-1
Differential protection relay7SJ6225-5EB92-1FE0+LoS
Differential protection relay7SJ6327-5EB92-3FE1+ LoS
Differential protection relay7SA6115-5BB62-0GC4
Differential protection relay7SJ6125-5EB22-1FA0
Differential protection relay7SJ6225-5EB22-1FE0
Differential protection relay7SJ6357-5EB62-3FG3
Differential protection relay7SJ6455-5EB62-1FE0
Differential protection relay6MD6355-5EB62-0AA0
Differential protection relay7PA3042-3AA00
Differential protection relayC53207-A351-D678-1
Differential protection relay7SJ6225-5EB22-1FE0
Differential protection relay7SJ6327-5EB22-3FE1
Differential protection relay6MD6641-4EB00-0AA0
Differential protection relay6MD6621-4EB00-0AA0
Differential protection relay7SD5221-5DB99-9HM7+LOS+M2A+N7J

7UT6数字式综合保护系统提供全套主设备差动及其相配合的保护方案，适用于各类型主变压器,电机和简单母线(包括短引线)等输配电系统，具有很强的可靠和灵敏性,调试和维护十分方便,7UT6系列产品主要包括7UT612 (两组差动CT输入);7UT613(三组差动CT输入);7UT633/5(四组及以上差动CT输入)等,SIPROTEC4系列的7UT6设备具有强劲的开放的通讯能力、完善的现场试验手段。 7UT6 硬件采用 32位微处理器工艺技术，汇集西门子公司 20多 年的微机 保护经 验。紧凑型结构具有很好防护、电 磁兼容性，其安装有广泛 的选择性 。DIGSI 4 操作软件使试验、日常维护管理非常简单方便。 保护特征 ? 三段特性的比率式差动过流保护和定时限的差动速断过流保护,预防严重穿越故障的辅助制动电流跳闸特性. ? 二次谐波涌流制动 ? 五次谐波过励磁制动 ? 直流分量和CT饱和不误动 ? CT饱和度不同时,不误动. ? CT断线闭锁 ? 大电流变压器故障快速跳闸近处11ms. ? 变压器向量组匹配程序 ? 大CT变比不同的匹配程序 ? 主设备保护的辅助功能: ? 谐波制动的两段相间过流保护 ? 谐波制动的两段相地过流保护 ? 独立的两段中性点接地过流保护 ? 热过负荷保护 ? 跳闸命令栓锁功能. ? 外部接点信号输入,处理或重新输出外部信号或命令，如瓦斯保护告警/跳闸. ? 通过串行口接入RTD的测温模拟量至监控系统. ? 各组CT输入测量值,差动/制动电流值监视. ? WEB 浏览各侧CT相量和动作特性. ? 四套定值整定 ? 故障录波功能:电压、电流、二进制量跟踪和每相的差动、制动电流等。 计量和控制 ? 实时电流显示。 ? 四个可定义面板功能键，用于保护功能投/退。
 ? 通过面板操作、DIGSI4软件或所连的控制系统进行就地/远方的开关、刀闸控制。
 ? CFC 可编程逻辑功能，用户可自定义信号和 基本逻辑，实现开关连锁和功 能组合。 通讯功能
? 面板上的PC机接口供给DIGSI 4 视窗操作软件。
 ? 系统接口与控制网络连接，适用IEC 60870－5-103, PROFIBUS, MODBUS, DNP3.0等规约。
 ? 服务接口可直接或通过调制解调器连接，实现就地/远方DIGSI通讯。 ? IRIG－B/SCADA（DCF77）时钟同步方式。
 应用范围: 适用于各类型主变压器,电机和简单母线(包括短引线)保护。可单独或与其它保护组合配屏，或直接安装于开关GIS柜体内。