// CODE SNIPPET
909.21.4.3 Separate Systems
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A separate fan system shall be used for each elevator hoistway.
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23.2.3 Protected Premises Alarm and Signaling Systems, Separate Systems
The requirements of this chapter shall not preclude the use of separate fire, carbon monoxide, or other life safety systems provided the systems do ...
909.21.4.3 Fire Protection and Life Safety Systems, Separate Systems
A separate fan system shall be used for each elevator hoistway ...
909.21.4.3 Fire Protection and Life Safety Systems, Separate Systems
A separate fan system shall be used for each elevator hoistway ...
(C) Wiring and Protection, Separately Derived System
The SPD shall be connected on the load side of the first overcurrent device in a separately derived system ...
(D) Wiring and Protection, Separately Derived Systems
Metal water piping systems and structural metal that is interconnected to form a building frame shall be bonded to separately derived systems ...