Chapter 15

Safety Issues


This chapter is about safety and the regulations that may apply. Topics, such as creepage and clearance distances are discussed, and with tables showing the minimum requirements. There is discussion on circuit breakers and fuses, and their characteristics, such as fuse ratings and operating speeds. Isolation and safety extra low voltage requirements are also covered in this chapter.


circuit breaker
creepage distance
clearance distance
safety extra low voltage (SELV)
inrush limiter
printed circuit board

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