I have a spec that states that our equipment "shall meet UL safety requirements". This equipment is being imported from china and most of the electrical will be sourced there as well, I need to tell my contacts in china which components need to be UL certified. But iam not sure which ones need...
I have a stana=dard product which is made from Mild steel. I currently have an application where this componenet will be placed in an environment where H2S will be present. Would it be better to epoxy the componenet or use a differnet material?
I am new to the forum working on a project where we are going to recirculate a portion of our discharge air back across our inlet filters to stop them from freezing. We are drawing in atmospheric air @ ambient temperatures our discharge air is in excess of 100F. I would like to know if anyone...