This is to achieve a test report or product certificate from an independent third party, such as a national certification body, CB test laboratory (CBTL), or local technical representative (LTR).
This approach is referred to as ‘customer testing facilities’ (CTF), which is particularly beneficial if equipment is expensive or too large to ship off site, requires a specialist test set-up and support equipment, or if the product is regularly updated or many variants are introduced.
There are four CTF stages...
Read the full article in DPA's April issue