The following changes in requirements are being proposed:
1. Revision to Ampacity Requirements to Align with NEC Section 110.14(C)(1)
2. Revision to Clarify that Steel is an Acceptable Metal for Use as a Current-Carrying Part
3. Reconciling Type B Test Conditions
4. Revision of the Ignition-Protected Devices Test Requirements to Refer to UL 1500, the Standard for Ignition-Protection Test for Marine Products
5. Clarification of the Performance Requirements of the Interrupting Test
6. Revision to the Overload Test Operation Requirements
7. Revision to the Voltage Ratings of Circuit Breakers and Circuit Breaker Accessories
8. Revision to Requirements for Single-Pole 1200-A Circuit Breakers
9. Clarification of the 135-Percent Calibration Test
10. Revision to the Requirements for Naval-Use Circuit Breakers to Allow a 50 °C Marked Rating
11. Inclusion of Requirements for Lock-On Devices
12. Revision of Requirements for Non-Time Delay Circuit Breakers
13. Clarification of Flammability Test Requirements to No Longer Reference Outdated CSA Standard
14. Revision to Supplement SC to Address Circuit Breakers with Poles Wired in Series for General Applications
15. Revision to Specify Minimum and Maximum Ampere Ratings for Classified Circuit Breakers
16. Clarification of Frame Size in Table 7.1.3.1
17. Corrections