4 pole 10 AMP control relay with 2 N.O. and 2 N.C. contacts and a 24vAC coilUp to 4 additional poles can be added with top mounted auxiliariesCan be mounted on standard 35mm DIN rail or base mounted
The Siemens 3RH1122 control relays can be expanded by up to four contacts by the addition of mountable auxiliary switch blocks. The auxiliary switch block can easily be snapped onto the front of the relays. The auxiliary switch block has a centrally positioned release lever for disassembly.
Brand: Siemens, Model: 3RH11221AB00