The rules for feeder and service load calculations differ from those for branch-circuit calculations. Do you know the differences? With branch circuits (Art. 220, Part II), you’re basically ...

This is part 1 in an ongoing series on HVAC load calculations. The folks at SNIPS have asked me to do a basic how-to article about HVAC Manual J load calculation as that is allegedly a big part of my ...

ATLANTA - Guidance to help designers improve the performance and efficiency of design as it relates to load calculations is contained in a new book from the American Society of Heating, Refrigerating ...

When designing power distribution for a facility, you must assume a lighting load no less than that in Table 220.12 [220.12] if the table specifies your occupancy. Should you use this table for work ...

• Engineering-calculation software such as Mathcad simultaneously performs and documents calculations using standard math notation. • Useful capabilities include support for matrices, differential ...

Many systems use an I 2 C bus for internal communications between devices, such as microprocessors, microcontrollers, memories, and other digitally-controlled devices. This bus topology relies on ...