NOTE: THIS FUSER IS DIAGRAMMATIC ONLY. THE FIRE ALARM SYSTEM SUPPLIER
SHALL PROVIDE FOnER CONTROL HSOLATOR
CIRCUITRY, REQUIRED ERECT A ‘SYSTEM THAT 3
( FIRE ALARM SYSTEM RISER DIAGRAM NOTES *\
FIRE ALARM RISER DIAGRAM
il on INDICATES # OF FIRE ALARM
CONDUCTORS IN APPROPRIATELY S(ZED CONDUIT. ALL FIRE
ALARM CONDUCTORS MUST BE COPPER
ze INDICATES TO PROVIDE THE APPROPRIATE
QUANTITY OF CONDUCTORS RECOMMENDED BY THE
SYSTEM MANUFACTURER,
3, THE ELECTRICAL CONTRACTOR SHALL SUBMIT PLANS,
BATTERY CALCULATIONS AND
SPECIFICATIONS TO THE DEPARTMENT Of
THe OF DEVICES AND THE BTSTEM ITBELF
HORE ON THIS:
a ROOFTOP UNIT SUPPLY AND RETURN AIR,
ALL DESIGHATED
FANS SHALL BE AUTOMATICALLY SHUT DOHN WHEN THE
FIRE ALARM SYSTEM IS ACTWATED INTO "ALARM"
|. ALL SMOKE AND HEAT DETECTOR BASES AND HEADS.
SHALL BE LABELLED AS IDENTIFIED IN THE FIRE ALARM
CONTROL PANEL,
& DUCT MOUNTED SMOKE DETECTORS SHALL BE
AUTOMATICALLY RESET KHEN THE HAIN FIRE ALARFT
CONTROL PANEL 18 RESET.
T. FIRE ALARM SYSTEM HIRING SHALL BE ISOLATED PROM
ALL OTHER CONDUCTORS AND MUST TEST FREE OF ALL
8. ALTERNATING CURRENT CARRYING CONDUCTORS SHALL
‘NOT BE INSTALLED CLOSE TO, OR IN THE SAME RACEHAY
WITH, THE FIRE ALARM
4, ALL FIRE ALARM SYSTEM HIRING SHALL DE COPPER AND
‘SHALL BE UL LISTED AS PER NELC. TEO.
10, THE FIRE ALARM WIRING METHOD SHALL BE ETHER TYPE
Me FIRE ALARM CABLE OR THTN [8 GAUGE (riniriur)
(CONDUCTORS INSTALLED IN EMT COHDUIT.
1, ALL FIRE ALARM DEVICES SHALL BE INSTALLED IN A
MUNCTION, WORK OR BACKDOX,
{2 ALL FIRE ALARM SYSTEM RACEHAYS AND BOXES SHALL
BE FIELD OR FACTORY PAINTED RED,
IS, THERE BHALL BE NO ‘TY TAPPING ALLOWED ON ANY FIRE
ALARM CIRCUITS.
14, ALL SMOKE AND HEAT DETECTORS SHALL BE LOCATED A
MINIFUT OF BE" AWAY FROM SUPPLY AIR DIFFUSERS OR
ROOF
NO FIRE ALARM WORK REQUIRED
THIRD FLOOR.
NO FIRE ALARM WORK REQU
‘SECOND FLOOR,
L-4—
FIRST FLOCR,
SASSO
RR GRR Device
(BASEMENT
Nashua City Hall
229 Main St
Nashua * NH
Health and security updates
Sk
‘22 MANCHESTER ROAD, SUITE 2A.
DERRY KH O3038
Te O00870.0008 F: #09.472.4255
NOT F LATE
APPROVAL PERMITTING.
GR CONSTRUCTION
ar
ARCHITECTS
O97 User SWE, MANCIESTS, NH
(LS 25 BA wre Toe
DENNIS MIRES, P.A.
THE
ae
drawn: AS
checked: arGpH
scale) fterar
date 73/20
0190
proj, no.: 2020-049
FA301
