440T-MRPSE11AU | ALLEN BRADLEY | Trapped Key Interlock

Catalog Number: 440T-MRPSE11AU

Product Type: Trapped Key Interlock, Rotary Switch - Panel Mounted

Key Code Labeling: Primary Code AU

Number of Keys: 1 key out

Contacts: 2 Normally Open (N.O.) & 2 Normally Closed (N.C.)

Current Rating: 20 Amps

Operation: The rotary switches are used for electrical isolation of machinery to improve safe access and also as teach boxes in robot cells. Once the power has been turned off, the key can then be withdrawn and used in the next sequence of operation such as unlocking an access hatch or allowing valves to be operated. The rotary switch can either be mounted in a panel or purchased in an enclosure. The rotary switch is available with 4 poles, either 4 N.O. or 2 N.C. and 2 N.O. The 100 A 4 N.O. switch has 3 contacts rated at 100 A and 1 contact rated at 20 A. The rotary trapped key interlock switches have direct drive operation—positively opens contacts, up to 100 A isolation, 4 N.O., 2 N.O. and 2 N.C., 3 N.O./1 N.C., 3 N.O., or 3 N.C. and neutral contacts, and replaceable code barrel assembly.