Power control and energy management systems (PCS and EMS) are powerful tools that will enable the next generation of electrical systems, and the way they are featured in the 2026 NEC is a testament to ...

Note: This article is based on the 2002 NEC. Even if you work with stamped drawings, you'll eventually need to do commercial load calculations in the field or on a licensing exam. The National ...

Engineers often include demand factors in panel schedules and/or load calculations when preparing an electrical design. It is important to include these as permitted by the Code so that equipment is ...