Monitoring relay, Mountable on 3RT2 contactor, Size S00, Digital adjustable, Apparent/active current monitoring 1.6-16 A, 20-400 Hz, 3-phase, 24-240 V AC/DC, 1 x changeover contact, 1 x semiconductor output for alarm and warning, Screw connection
The compact Siemens solid-state contactor 3RF3405-1BB04 is offered for the performance range up to 2.2 kW at AC-3/400 V. The solid-state contactor 3RF3405-1BB04 uses a control supply voltage of 24 V DC and features practical screw terminals. It is two-phase controlled, instantaneous-switching. Even with very high switching frequencies the solid-state contactor 3RF3405-1BB04 has a virtually unlimited service life. The solid-state contactor 3RF3405-1BB04 is used in automation and control technology, particularly to control motors and plants and switch on electrical heating systems.