Q. What are the Code’s installation requirements for raceway seals in Class I locations?
A. Raceway and cable seals must comply with the requirements set forth in Sec. 501.15. As outlined in Note 1 of this Section, raceway and cable seals must be installed to:
- Minimize the passage of gases and vapors from one portion of electrical equipment to another through the raceway or cable.
- Minimize the passage of flames from