UL508 standard applicable products
1. UL 508 Part 1 relay, contactor;
2. UL 508 Part 2 ‐ Part 6 electromagnetic motor controller, manual motor controller, motor starter, governor, etc;
3. UL 508 Part 7 pressure switch, buoyancy switch;
4. UL 508 Part 8 solid state switches, solid state relays;
5. UL 508 Part 12 overload relay;
6. UL 508 Part 17 intelligent controller, PLC;
7. Other industrial control equipment UL certification.
UL508 certification testing items
1. Input test;
2. Temperature rise test Heating test;
3. Over-under-voltage test Overvoltage and undervoltage test;
4. Withstand voltage test Electric Strength test;
5. Cross lead insulation test Cross lead insulation test;
6. Overload test;
7. Life test.
to apply for UL508 certification to provide information
1. Product name: the full name of the product;
2. Product model: list all the product models, varieties or classification numbers that need to be tested in detail;
3. Product nameplate: including product model, electrical parameters, manufacturer information, production date, UL mark;
4. The intended use of the product: household appliances/commercial, indoor/outdoor, etc;
5. Parts list: list in detail the parts and models (file numbers), ratings and names of manufacturers that make up the product;
6. Electrical performance: for electronic and electrical products, provide electrical schematic diagram (wiring diagram),PCB LAYOUT;
7. Structure diagram: For most products, the structure diagram or explosion diagram, ingredient list, etc. of the product shall be provided;
8. Instructions: product instructions and installation instructions, etc;
9. Application form: UL special application form for specific products, please contact Ancorset for the application form.
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