This quick permit is to provide a new ceiling strobe to an existing NAC panel to accomodate a tenant improvement.51. Approval is subject to field measurement of the EOL voltage drop. The voltage drop calculations are based on a 10% drop, therefore the minimum acceptable voltage is 21.6V with the AC power off. Any measurement below this voltage will be considered insufficient to run the NACs at the end of useful battery life of 20.4V. UL 864, Standard for Control Units for Fire Signaling Systems. There are no written comments. Associated building permit: BLD09-01938 (Suite 200 The new Pacificad office ) Scope of work is to add about 20 ln/ft of nordwall two doors and mis cabinets. This space will now be 1128 sq/ft.