Technical FAQs

Ask a Question

Are welded base channels for panelboards only available in Nema 3R/12 applications?

Issue:
Product Features

Product Line:
Panelboards

Environment:
UL 67; UL 50; CSA C22.2 No.'s 20-M1989 & 94-M91, 29 & 94-1989; NEMA PB1; NFPA 70 Art. 408; Federal Specification W-P-115C Type 1 Class 1 ; 2003 IBC; NFPA 5000; ASCE/SE17;2000 IBC, 1995 NBCC 

Cause:
Welded base channels allow the normally wall-mounted enclosure to be free-standing.

Resolution:
Welded base channels are available for NF, NQ, I-Line and QMB panelboards with a Nema 1 rated enclosure.  For Nema 3R/12, we offer them only if the panelboard is to be mounted indoors.  To select in product selectors, use TAG: Supplemental Digest, order as special. 


 
Was this helpful?
What can we do to improve the information ?