CEA 4001 - Block Plan

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Facilities shall be provided at the indicator panel for silencing the audible alarms but the visual
indicators shall continue to operate until the installation is restored to the normal standby condition.
Any change in the panel alarm or fault indication after the audible alarm has been silenced shall cause it
to resume sounding until it is again silenced or the panel reset to the normal standby condition.
D
D.4 Block Plan
Where installations are arranged in zones, the site block plan shall additionally indicate the positions of
the zone control valves.
Figure 13- Control valve bypass arrangement for zoned multi-storey building installations