Hi Richard,
It has been a while since I worked with UL 698, but I was involved in some
of the testing that was performed to get Square D Co.'s Haz Loc units
Listed. I witnessed some relatively primitive testing in the basement of
UL's Ohio St. building (before Northbrook UL was in downtown
To: emc-p...@majordomo.ieee.org
Subject: Re: Haz Loc Testing
If you're serious about haz loc then I suggest that you purchase the
following
book from http://www.nfpa.org/Catalog/
Electrical Installations in Hazardous Locations
-Carl
From: richwo...@tycoint.com on 02/04/2002 10:59 AM
Hello Rich,
If you visit the Safety Link www.safetylink.com and then search for the
term hazloc using your browser's Find function (often Control F), you
will find 3 adjacent links to very good resources on this topic.
Immediately below those links you will find one on Intrinsic Safety, a
If you're serious about haz loc then I suggest that you purchase the following
book from http://www.nfpa.org/Catalog/
Electrical Installations in Hazardous Locations
-Carl
From: richwo...@tycoint.com on 02/04/2002 10:59 AM
Please respond to richwo...@tycoint.com
To:
Richard,
It really depends on the type of protection that is being employed in a
particular product. If you want more details, contact me directly. There
are several methods that are typically used, two of the most common being:
Intrinsically Safe (Division 1) /Non-Incendive (Division 2)
Richard,
One good preliminary source of reference is NEC Article 500.provides a
breakdown of the various classifications of Haz Loc environmentsfrom
there on in, it's a matter of selecting the appropriate product safety
standard to meet the implementation as well as the equipment.
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