What is Intrinsic Safety? Intrinsic safety (IS) Definition of Intrinsic Safety: Equipment considered for use in hazardous areas with intrinsically safe barriers includes: Describe the types of intrinsically safe levels: NEC 70 intrinsically safe levels are classified as: Class I: The Class I environment consists of flammable gasses and vapor such as gasoline, hydrogen, natural … Continue reading What is intrinsically safe system and what is its importance?