4/9/2023 0 Comments Lighting instruments quizGas-Fired Low-Pressure Steam and Hot Water Heating BoilersĪutomatic Gas Ignition Systems and Components Gas-Fired Room Heaters-Unvented Room Heaters Water Heaters-Circulating Tank, Instantaneous and Large Automatic Storage Type Water Heaters Gas Water Heaters-Automatic Storage Type Water Heaters with Inputs of 70,000 Btu Per Hour or Less Storage and Handling of Anhydrous Ammonia (CGA G-2.1) Spark Detection and Extinguishing SystemsĬommercial Laundry and Drycleaning Equipment and Operations - Safety RequirementsĮlevators and Escalator Electrical Equipment Medical Electrical Equipment - Part 1: General Requirements for Basic Safety and Essential Performance (with amendments) Contact ANSI to find out whether or not a test standard is currently ANSI-approved. Under our procedures, an NRTL recognized for an ANSI-approved test standard may use either the latest proprietary version or the latest ANSI version of that standard, regardless of which version appears in its list of test standards under OSHA’s informational web page for the NRTL. However, many of the test standards shown below are approved as American National Standards by the American National Standards Institute (ANSI). The names of the test standards shown in each of these informational web pages were in effect at the time OSHA recognized the NRTL for the particular standard.įor convenience in compiling the list, we generally show the test standard name used by the standards developing organization (SDO). See individual NRTL informational web pages to determine which of these standards fall within an NRTL’s scope of recognition. The following is the complete list of test standards determined to be appropriate for use under OSHA's NRTL Program.
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