Search results
Results from the WOW.Com Content Network
The UL enterprise [4] is a global private safety company headquartered in Northbrook, Illinois, composed of three organizations, UL Research Institutes, UL Standards & Engagement and UL Solutions. Established in 1894, the UL enterprise was founded as the Underwriters' Electrical Bureau (a bureau of the National Board of Fire Underwriters ), [ 5 ...
UL 94, the Standard for Safety of Flammability of Plastic Materials for Parts in Devices and Appliances testing, is a plastics flammability standard released by Underwriters Laboratories of the United States. [1] The standard determines the material's tendency to either extinguish or spread the flame once the specimen has been ignited.
Standards that have been updated include UL 365, UL 603, UL 609, UL 636, UL 1076, UL 1610, and UL 1635, among others. [ 16 ] This standard specifies the technical criteria for various components and aspects of the alarm systems, such as installation requirements, enclosures, electrical protection, field wiring connections, internal wiring, and ...
10-6 Busy. Busy, stand by Busy -Stand by unless urgent Busy Busy 10-7 Out of service. Out of service (Give location and/or telephone number) Out of Service Out at ... Out of Service 10-7 A — Not Available 10-7 B Off Radio 10-8 In service. In Service Clear In Service 10-9 Repeat, conditions bad. Repeat Say Again 10-10 Out of service—subject ...
A certification listing is a document used to guide installations of certified products. After a field installation is completed, it is compared to the list to make sure that it complies with a regulation (e.g., a building code).
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Nationally Recognized Testing Laboratory is the term used by the United States Occupational Safety and Health Administration to identify third-party organizations that have the necessary qualifications to perform safety testing and certification of products covered within OSHA and each organization's scopes.
Per UL Standard ANSI/UL 498, a receptacle (any color) with an orange triangle, is an isolated ground (IG) device, where the grounding pin of the receptacle is connected to ground independently of the frame of the receptacle and wiring outlet box. This is also a requirement of the National Electrical Code (NFPA 70), Article 406.