1 Scope

1.1 Equipment covered

This part of IEC 60950 applies to information technology equipment intended to be installed in an OUTDOOR LOCATION.

The requirements for OUTDOOR EQUIPMENT also apply, where relevant, to OUTDOOR ENCLOSURES suitable for direct installation in the field and supplied for housing information technology equipment to be installed in an OUTDOOR LOCATION.

1.2 Additional requirements

Each installation may have particular requirements. Some examples are given in 4.2. In addition, requirements for protection of the OUTDOOR EQUIPMENT against the effects of direct lightning strikes are not covered by the standard. For information on this subject, see IEC 62305-1 NFPA 780 or CAN/CSA-B72.

Summary of Topics

This revision of ANSI/UL 60950-22 dated June 7, 2022 is being issued to reaffirm approval as an American National Standard. No changes in requirements are involved.

As noted in the Commitment for Amendments statement located on the back side of the title page, UL and CSA are committed to updating this harmonized standard jointly. However, the revision pages dated June 7, 2022 will not be jointly issued by UL and CSA as these revision pages only address UL ANSI approval dates.

UL 60950-22 is an adoption of IEC 60950-22, Information Technology Equipment - Safety - Part 22: Equipment to be Installed Outdoors (Second Edition, issued January 2016). Please note that the National Difference document incorporates all of the U.S. national differences for UL 60950-22.