6FC5357-0BB11-0AE1

6ES7134-4MB02-0AB0

不间断电源

6ES7431-7QH00-0AB0

SCALANCE

6ES7132-6BF01-0BA0

Room

A660-2007-T364

3SU1550-0AA10-0AA0

6ES7461-0AA01-0AB0