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Standard 1838, Edition 3

Standard for Low Voltage Landscape Lighting Systems

UL CSDS Proposal
Standard 1838, Edition 3 Edition Date: October 07, 2009
Summary of Topics b1838_3_20091007_sum.html

Subject 1838

Bulletin Dated: October 7, 2009


The following changes in requirements to the Standard for Low Voltage Landscape Lighting Systems, UL 1838, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Revise definition of "Pure DC," relative to electric shock

2. For Preliminary Review Only: Revise fire indicator material for abnormal tests to correlate with UL and CSA standards

3. For Preliminary Review Only: Revise Gasket Adhesion Test to correlate with UL 1598 changes

4. For Preliminary Review Only: Add requirements for Class 2 power units

5. For Preliminary Review Only: Reduced low voltage cable sizes for connection to Class 2 power units

6. For Preliminary Review Only: Waiver of insulation piercing terminal temperature test for Class 2 power units

7. For Preliminary Review Only: Revise Temperature Test Table to reflect absolute temperature limits

8. For Preliminary Review Only: Increase surface temperature limits for power units

9. For Preliminary Review Only: Revise tests on knockouts to correlate with other UL standards

10. For Preliminary Review Only: Relocate weather test sequence for gasketed power units

11. For Preliminary Review Only: Expand power supply connection options for direct plug-in power units

12. For Preliminary Review Only: Revise Overload Test Flow Chart in Figure 29.1

13. For Preliminary Review Only: Miscellaneous editorial revisions

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