The following changes in requirements are being proposed:
1. This proposed Third Edition of the Standard for Self-Ballasted Lamps and Lamp
Adapters, UL 1993, includes the following major changes from the previous edition: a)
Expansion of the scope to include range of products intended to be covered by the
standard; b) Added list of reference publications; c) Added and revised glossary
definitions; d) Added new section containing general requirements covering basic
assumptions and conventions; e) Relocated requirements for enclosures; f) Revised and
relocated requirements covering polymeric materials including a change in the
flammability requirement from V-1 to V-0; g) Revised and relocated requirements
covering weight, size, and moment; h) Expanded requirements covering lamp bases and
lampholders; i) Changes in requirements for printed circuit boards; j) Added
requirements covering LED driver circuitry; k) Relocated requirements for power
capacitors; l) Added requirements for lamp tests for fluorescent lamp light sources; m)
Revised requirements for spacing of electrical parts; n) Added new requirements for
accessibility of live parts; o) Added requirements for limits for LED light sources;
p) Added requirements for non-discharge lamps; q) Revised requirements for
environmental locations; r) Revised and relocated performance test requirements; s)
Added temperature test requirements for devices with input rating greater than 50 W; t)
Revised and relocated requirements for mold-stress relief conditioning; u) Added
requirements for a deflection test; v) Revised humidity conditioning requirements; w)
Added requirements for lamp fault conditions test; x) Added requirements for endof-
lamp-life test for fluorescent lamp adapters; y) Added requirements for end-of-lamplife
test for integrally self-ballasted fluorescent lamps; z) Added new section for test
apparatus; aa) Revised marking section in order to provide clarification of requirements;
ab) Miscellaneous editorial revisions such as relocating requirements throughout the
standard, correcting references, and editorial clarifications.
UL 1993 BULLETIN-2008 history
2023UL 1993 BULLETIN-2023 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters
1970UL 1993-2021 Self-Ballasted Lamps and Lamp Adapters
2018UL 1993 CRD-2018 UL Standard for Safety Self-ballasted lamps and lamp adapters - Section / Paragraph Reference: Supplement SD (New) Subject: Requirements for evaluating LED lamps as direct replacements for specific high intensity discharge (HID) lamps (Edition 5: January
2018UL 1993 BULLETIN-2018 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: June 24@ 2018)
2017UL 1993 CRD-2017 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters - Section / Paragraph Reference: SA1.6@ SA3.10A (NEW)@ SA5.4.2@ SA6.14A (NEW)@ SA8.5.3@ SA8.5.5@ SA8.5.6@ SA8.19.1@ SA8.23.4 and SA8.24 (NEW) Subject: Linear LED lamps (Edition 5: January 27@ 2
2017UL 1993 BULLETIN-2017 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: January 29@ 2017)
2017UL 1993-2017 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (Fifth Edition)
2016UL 1993 CRD-2016 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters - Section / Paragraph Reference: 6.2.2@ 8.19 Subject: Evaluation of tack-soldered electrical connections (Edition 4: December 4@ 2012)
2016UL 1993 BULLETIN-2016 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: November 28@ 2016)
2015UL 1993 CRD-2015 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters - Section / Paragraph Reference: SA8.8.2 (rev), SA8.8.3 (new) and SA10.2.7 (new) Subject: Drop impact test determination for severely damaged lamps (Edition 4: December 4, 2012)
2015UL 1993 BULLETIN-2015 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: September 21@ 2015)
2014UL 1993 CRD-2014 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters - Section / Paragraph Reference: Supplement SD (New) Subject: Requirements for evaluating LED lamps as direct replacements for specific high intensity discharge (HID) lamps (Edition 4: December
2014UL 1993 BULLETIN-2014 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: JUNE 2@ 2014)
2013UL 1993 CRD-2013 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters - Section / Paragraph Reference: 4.5.2.3 (REVISED)@ 5.3.3 (REVISED)@ and 8.19 (NEW) Subject: Test method for determining risk of fire within a circuit in accordance with paragraph 4.5.2.3. This
2013UL 1993 BULLETIN-2013 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters
2012UL 1993 BULLETIN-2012 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: August 20@ 2012)
2012UL 1993-2012 Self-Ballasted Lamps and Lamp Adapters
2011UL 1993 BULLETIN-2011 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: January 24@ 2012)
2009UL 1993 BULLETIN-2009 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: May 18@ 2009)
2009UL 1993-2009 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (Third Edition)
2008UL 1993 BULLETIN-2008 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters
2007UL 1993 BULLETIN-2007 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (COMMENTS DUE: December 14@ 2007)
2006UL 1993-2006 UL Standard for Safety Self-Ballasted Lamps and Lamp Adapters (Second Edition)