The Tri-Barrier blocks help contain stray or frayed wire ends. This helps prevent electrical shorts - not only between positions on the same block, but also between other components immediately adjacent to the block. With today’s high-density PC board designs, this has become an increasingly important feature.
Industrial controls and automation
Transformers Design Advantages
Back barriers to safeguard field wiring
Fast wiring - backed-out wire-ready screws
Interrupted thread designed to prevent screws from falling out
Standoffs allow flux and solvents to drain during cleaning
Molded-to-length or cut-to length versions available