Overview:
Electric scooter and skateboard are included underneath UL 2271 and UL 2272 when certificated in North America. Here is the introduction, on the vary they cowl and necessities, of distinctions between UL 2271 and UL 2272:
Range:
UL 2271 is about batteries on numerous gadgets; whereas UL 2272 is about private cell gadgets. Here are lists of issues coated by the 2 requirements:
UL 2271 covers mild car batteries, together with:
Electric bicycle;Electric scooter and bike;Electric wheelchair;Golf cart;ATV;Unmanned industrial service (e.g. electrical forklift);Sweeping car and mower;Personal Mobile Devices (Electric Balance scooters) UL 2272 is obtainable for private cell gadgets, corresponding to: electrical scooters and steadiness automobiles.
From the usual scope, UL 2271 is the battery customary, and UL 2272 is the system customary. When doing the system certification of UL 2272, does the battery have to be licensed to UL 2271 first?
Standard Requirements:
First, let’s know in regards to the necessities of UL 2272 for batteries (solely lithium-ion batteries/cells are thought-about beneath):
Cell: lithium-ion cells should meet the necessities of UL 2580 or UL 2271;
Battery: If the battery meets the necessities of UL 2271, it may be exempted from the assessments for overcharge, short-circuit, over-discharge and unbalanced charging.
It will be seen that if the lithium battery is used in the tools that’s relevant to UL 2272, it’s not essential to do UL 2271 certification, however the cell wants to fulfill the necessities of UL 2580 or UL 2271.
In addition, the necessities of the automobiles’ battery making use of to UL 2271 for cell are: lithium-ion cells want to fulfill the necessities of UL 2580.
To sum up: so long as the battery meets the necessities of UL 2580, the check of UL 2272 can fully ignore the necessities of UL 2271, that’s, if the battery is barely used for tools that’s appropriate for UL 2272, it’s not essential to do UL 2271 Certification.
Recommendations for Certification:
Cell manufacturing unit:The battery used for electrical steadiness automobile or scooter ought to be examined and licensed in line with the usual of UL 2580 when it’s licensed in North America;
Battery manufacturing unit:If the shopper doesn’t require the battery to be licensed, it may be omitted. If the shopper requires it, it is going to be carried out in line with the necessities of UL 2271.
Recommendations for Choosing A Certification establishment:
The UL 2271 customary is a regular regulated by OHSA, however not UL 2272. At current, the establishments which have UL 2271 accreditation {qualifications} are: TUV RH, UL, CSA, SGS. Among these establishments, the certification check price is usually the best in UL, and the opposite establishments are on a par. In phrases of institutional accreditation, many battery producers or car producers have a tendency to decide on UL, however the editor discovered from the American Consumers Association and some gross sales platforms that they haven’t any designated establishment for the certification and check report accreditation of scooters, so so long as the OHSA-accredited establishment is suitable.
1、When the shopper doesn’t have an company, the certification company will be chosen primarily based on the excellent consideration of the certification value and buyer recognition;
2、When the shopper has necessities, comply with the shopper’s necessities or persuade he to contemplate the certification company primarily based on the associated fee.
Extras:
At current, the competitors in the certification and testing trade is fierce. As a consequence, some establishments will give prospects some unsuitable data or some deceptive data for the sake of efficiency. It is important for the personnel engaged in certification to have sharp tentacles to differentiate the authenticity and cut back the cumbersome and pointless bother of the certification course of.
Media Contact
Company Name: Guangzhou MCM Certification Testing Co.,Ltd.
Email: Send Email
Phone: 13622887960
Country: China
Website: https://www.un383mcm.com/