UL 1238, Control Equipment for Use with Flammable Liquid Dispensing Devices

Effective February 28, 2018

Standard Information
Standard Number:
UL 1238
Standard Name:
Control Equipment for Use with Flammable Liquid Dispensing Devices
Standard Edition and Issue Date:
6th Edition Dated July 10, 2015
Date of Revisions:
September 9, 2016
Date of Previous Revisions to Standard:
6th Edition Issued July 10, 2015
Effective Date of New/Revised Requirements

Effective Date: February 28, 2018

Impact, Overview, Fees and Action Required

Impact Statement: A review of all Listing Reports is necessary to determine which products comply with new/revised requirements and which products will require re-evaluation. NOTE: Effective immediately, this revised standard will be exclusively used for evaluation of new products unless the Applicant requests in writing that current requirements be used along with their understanding that their listings will be withdrawn on Effective Date noted above, unless the product is found to comply with new/revised requirements.

Overview of Changes: New and revised requirements for glass panels. Specific details of new/revised requirements are found in table below.

If the applicable requirements noted in the table are not described in your report(s), these requirements will need to be confirmed as met and added to your report(s) such as markings, instructions, test results, etc. (as required).

Client Action Required:

Information – To assist our Engineer with review of your Listing Reports, please submit technical information in response to the new/revised paragraphs noted in the attached or explain why these new/revised requirements do not apply to your product (s).

Current Listings Not Active? – Please immediately identify any current Listing Reports or products that are no longer active and should be removed from our records. We will do this at no charge as long as Intertek is notified in writing prior to the review of your reports.

Description of New/Revised Technical Requirements
5.6InfoGlass panels
5.6.1 Glass, laminated glass and glass with protective coatings covering an observation
opening shall be secured in place so that it cannot be readily displaced in service,
and shall provide the required mechanical protection for the enclosed parts.
Any size laminated glass or glass with protective coatings shall comply with
Glass for an opening not more than 4 inches (102 mm) in any dimension shall not be
less than 1/16 inch (1.6 mm) thick.
Glass for a larger opening not more than 144 square inches (929 cm2) in area and
not having a dimension greater than 12 inches (305 mm), shall not be less than 1/8
inch (3.2 mm) thick.
Glass larger than 144 square inches (929 cm2) in area and having a dimension
greater than 12 inches (305 mm) area shall not be less than 1/8 inch thick and shall
comply with or The glass shall be of a nonshattering or tempered type that, when broken, shall comply to the performance specifications noted in the Methods of Test for Safety Glazing Material Used in Buildings, ANSI Z97.1-2009. The glass shall withstand a 2-1/2 foot-pound (3.39 J) impact from a 2 inch (50.8 mm) diameter, 1.18 pound (0.54 kg) steel sphere without cracking or breaking to the extent that a piece is released or dropped from its normal position.

CUSTOMERS PLEASE NOTE: This Table and column "Verdict" can be used in determining how your current or future production is or will be in compliance with new/revised requirements.