Multiple entry panels may be used; however, the aggregation of all penetrating conductors - power, signal, data, control lines, and utility conductors - to a single entrance panel or vault should be a goal during upgrades and continuing modifications of the facility.
Other changes include the following:
All power conductors (including neutrals) entering or leaving Controlled Access Areas (CAA) must be equipped with EMI power line filters. Grounding conductors, i.e.,
Context Considerations
green wires, must be bonded to outside and the inside surfaces of EM shields surrounding the CAA. A common grounding stud may be used to terminate the external and internal grounding conductors. External grounding conductors must terminate to the exterior part of shielded volume.
Application industry
The products can be used in the following industries: power plant, paper making, steel, mining, rubber, water supply, cement, chemical industry, glass, printing
Textile, machinery, plastics, coatings, medicine, hospitals, food, hotels, scientific research institutions
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