Subject 486A-486B

Bulletin Dated: July 24, 2009

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Wire Connectors, UL 486A-486B, are being proposed:

1. Revisions to scope

2. Miscellaneous editorial revisions

3. Clarification to Current Cycling Test

4. Application of force

5. Revision to marking requirements

6. Ampere rating currents

7. Conductor materials

8. Addition of TW75 insulation

9. Aluminum test conductor changes

10. Editorial revisions and ASTM references

11. Testing clarity

12. Revision to low temperature installation requirements

13. Addition of copper-clad aluminum conductor requirements