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Which NRTL to use for safety approvals?
When developing and launching a new electrical/electronic product for the North American market, the question will arise - which NRTL (Nationally Recognized Testing Laboratory) should we use to get our product safety certified? Probably the most likely answer is to use Underwriters... -
UL component substitution
Dave, The fact that UL accepted (or made) the entry in your UL file whereby the PLC manufacturer name/model number was not required is a very good sign. In my experience with these generic file entries, UL tends to put the headline electrical ratings and sometimes a particular parameter in this...- productapprovals
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- Forum: Codes and standards general discussion
