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NOTE: This is an unformatted excerpt from our online fire protection training library.

Zone Classification

Zone Wiring Methods

General

The wiring methods that may be used in zone-classified areas are the same as those permitted in areas classified by divisions. However some wiring some wiring:
For example, RMC (rigid metal conduit) may be used for circuits that are not intrinsically safe in Class I, Division 1 areas but only intrinsically safe wiring and apparatus is permitted in Zone 0 areas. that may be suitable for Division 1 may not be permitted in Zone 0, even though Division 1 includes the Zone 0 areas.
NOTE: This is an unformatted excerpt from our online fire protection training library.

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