ECM Buyers' Guide

Code Q&A

Jan 25, 2006 3:33 PM, By Mike Holt


         Subscribe in NewsGator Online   Subscribe in Bloglines     

Q. What is the largest size transformer permitted to be mounted above a suspended ceiling used for environmental air?

A. Dry-type transformers, rated not more than 50 kVA, are permitted above suspended ceilings or in hollow spaces of buildings, if not permanently closed in by the structure [450.13(B)].


Commenting terms of use blog comments powered by Disqus

Want to use this article? Click here for options!

product of the week

Fuel Cell

October 6, 2008 9:51 AM

American Power Conversion Fuel Cell

View all 2008 Products of the Week

Recent Comments




Arc Flash Conferences   Code Change Conferences

www.createyourcountdown.com

Professionals provide answers to your questions.


iGard Resistance Grounding Q&A BookletDownload the Resistance Grounding Q&A Booklet
I-Gard
EC&M TV

Arlington Indoor InBox

Easy install makes Indoor InBox preferred for power & low voltage applications. Furniture and appliances stay close to the wall!...

Listen
"Sizing Gen-Sets: Facts, Hints, and Good Judgment"
Listen
Sponsored By:

Learn how HRG technology can mitigate and reduce the arc flash hazard; design considerations to remember when specifying and installing an HRG system.
On-Demand Webinar
- Sponsored by I-Gard

resources

product info icon

product info

tradeshow icon

tradeshow

research icon

research

rss icon

rss

Browse Back Issues

Browse Back Issues