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Testing Lab of Battery and Electric Vehicle ProductsGuangdong ESTL Technology co.,Ltd.
Service Hotline
400-755-8988
Current location: Home > News > Certification news > Certification information
Service Hotline
400-755-8988Phone: 13925598091
Fax: 0769-8507-5898
Mailbox: net03@gtggroup.com
Address: 2st floor, B Area, Jinbaisheng Industrial Park, Headquarters 2 Road, Songshan Lake Hi-tech Industrial Development Zone, Dongguan City, Guangdong Pr., China.
Editor:ESTL Category:Certification information Release time:2019-08-20 Click volume:1095
| Export country: | United States | |
| Application Item: | UL | |
| Test Criteria: | UL 1642 | |
| Compulsory certification: | Non-coercive | |
| Do you want to detect EMC: | Not required | |
| Do you need a local agent: | Not required | |
| Certification Cycle: | Brand-new application: 6-8 weeks (cycling test to be considered), filing: 3-4 weeks | |
| Factory inspection required: | UL: The first time a product applies for UL certification, the first factory inspection shall be conducted after the certification is completed and before the product is shipped. Follow-up inspectors will visit the factory from time to time. The frequency of inspection is determined by the type of product and the volume of production. Most types of products are inspected at least four times a year. | |
| Document requirements: | Information: | Remarks: |
| 1. Structure profile | Offered on first application for each structure | |
| 2. Table of electrolyte composition | First application and when electrolyte composition is changed | |
| 3. Dimension Schematics of Pole Plate and Pole Ear | ||
| 4. Cell Form | Both testing and sampling are required, and the parameters must be correct | |
| 5. Description Data | ESTL and sorting, customer confirmation and completion | |
| 6. Diaphragm Specifications or Parameters | ||
| 7. Production date code | ||
| Test Items: | 1. Short-Circuit Test | Short circuit test at room and high temperatures |
| 2. Abnormal Charging Test | Abnormal charge test | |
| 3. Forced-Discharge Test | Forced discharge test | |
| 4. Crush Test | Extrusion test | |
| 5. Impact Test | Weight impact test | |
| 6. Shock Test | Acceleration impact test | |
| 7. Vibration Test | Vibration test | |
| 8. Heating Test | Temperature test (thermal shock) | |
| 9. Temperature Cycling Test | Temperature Cycle Test | |
| 10. Low Pressure (Altitude Simulation) Test | High altitude low pressure simulation test | |
| 11. Project Test | Combustion test | |
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