Publication Library

2017 National Electric Code Updates NEC® 240.87 Arc Energy Reduction, for Circuit Breakers NEC® 240.67 Arc Energy Reduction, for Fusible Switches

63 pages, Rev E. GE Overcurrent Devices - Instantaneous Selectivity Tables.

Circuit Breaker Engineering Reference which covers Waveform Recognition and Instantaneous Zone Selective Interlocking which creates ABB’s ArcWatch system and other information regarding Instantaneous Selectivity and Protection. DET-760

Includes information on Selectivity, NEC requirements, Selective System Design Considerations, MCCB Layer Limitations, Automatic Transfer Switch Protection, Switchboard Protection, Transformer/ Current Limiting Reactor Applications, Design Tip Summary, Selectivity for Existing Systems, Arc Flash Considerations, Circuit Breakers Pairing Diagram and Circuit Breaker Equipment Combinations.