Example: air traffic controller
Grounding And Bonding With Concentric
Found 2 free book(s)
Capacity of Steel Boxes and Covers
www.ideadigitalcontent.comConcentric and Eccentric Knockouts •oxes with concentric or eccentric knockouts are suitable for B bonding without any additional bonding means where used in circuits above or below 250 V. Unless otherwise noted all concentric or eccentric knockouts are 1/2” – 3/4” combinations. Use in Fire-Rated Assemblies
Locknuts - tnb.ca
www.tnb.cait fits under a set screw in the grounding wedge. Update existing installations to meet code requirements for bonding (CEC Section 10-806) without disconnecting wiring. Use on new wiring also. 1. Loosen bushing and position wedge 2. Tighten bushing and bonding screw — Rigid and intermediate metal conduit fittings Bonding and grounding wedges