On June 15, 2018 the notice of the extended ’date of cessation of presumption of conformity’ associated with EN 62368-1:2014 was published in…
Get the hard facts to a successful transition – from your UL experts
The IEC 62368-1 Toolkit covers an exceptionally wide range of topics, which we believe can be helpful to manufacturers and distributors of A/V & ICT equipment as you plan your transition.
This Q&A includes many of the questions we have been asked, with answers from UL experts. Registered users may also submit additional questions related to the 62368 transition: UL has the answer.
Q&A: You ask, we answer
Is class III equipment covered by 62368-1 Ed.2? I cannot see reference to this equipment class in the standard.
Yes, Class III AV&ICT equipment is within the scope of 62368-1 2nd Ed. Under 3.3.15, Classes of equipment with respect to protection from…
We noticed the Final Draft International Standard (FDIS) for Edition No. 3 IEC 62368-1 was published on May 25th as document 108/701/FDIS. What are some key differences in Edition No. 3 compared to Edition No. 2?
You asked about the key differences in Edition No. 3 compared to Edition No. 2of IEC 62368-1?
Confirmed, the FDIS for Edition No. 3 of IEC 62368-1 was…
For Europe, what is the difference between (a) the date published by CENELEC as the Date of Withdrawal (DOW), and (b) the Date of Cessation of Presumption of Conformity published in the EU Official Journal (OJ) associated with the EU LVD?
You asked what the difference is between DOW as published by CENELEC and the Date of Cessation…
Clause 6 of IEC 62368-1 requires most wiring & cable to comply with the flammability requirements in IEC 60332-1-2, IEC 60332-1-3, IEC 60332-2-2, or IEC/TS 60695-11-2.
Clause 6 of IEC 62368-1 requires most wiring & cable to comply with the flammability…
Will there be an additional cost for FUS to apply for UL 62368? We are existing UL 60950 customer.
You asked if there will be an additional cost for FUS to apply for UL…
What is the impact on products of touch temperature limits in 62368-1 as compared to touch temperature limits in 60950-1 and 60065 standards?
You asked what the impact is on products of touch temperature limits in 62368-1 as compared to touch temperature limits in 60950-1 and 60065 standards.
Touch…
I calculated the clearances according to 5.4.2.1 and got the highest value according to Procedure 1. Now I want to find the test voltage from Table 16. Can I use 5.4.2.3.2.5 for decreasing the required withstand voltage to get lower test voltage?
I calculated the clearances according to 5.4.2.1 and got the highest value according to Procedure 1. Now I want to find the test voltage from Table 16. Can I…
For IEC 62368-1, can I conduct single fault testing in lieu of providing a fire enclosure like was allowed for in IEC 60950-1 for some constructions?
You asked if you can conduct single fault testing in lieu of providing a fire enclosure like was allowed for in IEC 60950-1 for some constructions under IEC 62368-1?
The…
Is sub-clause 4.1.1’s provision to accept 60065 & 60950-1 legacy components in 62368-certified equipment being removed from EN 62368-1:2014?
We have heard sub-clause 4.1.1’s provision to accept 60065 & 60950-1 legacy components in 62368-certified equipment is being removed from EN 62368-1:2014. Is…
Is outdoor AV/ICT equipment covered by UL/EN/IEC 62368?
You asked if UL/EN/IEC 62368 covers outdoor AV/ICT equipment.
In Edition No. 2 of IEC 62368-1, the scope (Cl 1) references IEC 60950-22 for AV/ICT…
How can I as a manufacturer get involved with IEC TC108, the IEC technical committee that produces IEC 62368-1, IEC TR 62368-2, IEC 62368-3, IEC 60990 and related documents?
You asked how a manufacturer could get involved with IEC TC108?
Participation on IEC TC108 is via National Committees. Therefore, the most available…
When will EN 62368-1 Edition No. 3 be available to use for Europe?
As a recap, Edition No. 3 of IEC 62368-1 is scheduled for publication around 3Q…
Update - EN 62368-1:2014 (Edition No. 2): Date of Cessation of Presumption of Conformity of Superseded Standards (EN 60065 & EN 60950-1) associated with the transition to EN 62368-1
Last week (March 26-29) at the meeting of the IEC TC108 Hazard Based Standard Development Team (HBSDT) in Brussels, Belgium, the HBSDT received an in-person update…
I am transitioning my AV equipment from UL/EN/IEC 60065 to UL/EN/IEC 62368-1. Is the transition and schedule the same as moving from 60950-1 to 62368-1?
You stated you are transitioning AV equipment from UL/EN/IEC 60065 to UL/EN/IEC 62368-1 and asked if the…
During my transition from IEC 60065 and/or IEC 60950-1 to IEC 62368-1 do all my safety labels need to be changed?
You asked if you need to change your safety labels as you transition to 62368-1.
The answer is not a simple yes/no answer.
Ideally, all…
IEC 62368-1 National Standards for Japan and Australia/New Zealand
I heard National Standards based on IEC 62368-1 recently have been published in Japan and Australia/New Zealand. Is this true?
Yes, it is true.
JIS…
Can UL 62368-1 be used to certify/list Modular Data Centers (MDCs) in the United States?
The short answer is, no.
In the U.S., modular data centers, or MDCs, are installed in accordance with NFPA 70, the National Electrical Code (NEC).
In…
For EN 62368-1: 2014, how does 4.1.1 and the proposed withdrawal of the legacy component allowance affect components other than those investigated to EN 60065, EN 60950-1 and/or EN 62368-1?
For EN 62368-1: 2014, sub-clause 4.1.1, in particular its third paragraph, only affects components and subassemblies investigated to EN 60065, EN 60950-1…
UPDATE: 62368 Clause 5.2.2.5 states that voltage cannot go over 42.4Vpk if less than 3secs. So, does this mean in hiccup mode the output cannot go over 42.4Vpk? Therefore a 48V output will not pass to ES1? This is different to 60950.
It is understood you are asking, “What are the ES1 voltage limits when a power supply goes into a hiccup mode (repetitive peaks) i.e., pulse off time less than…