FS2000 Series Fire Alarm Control Panel
Battery Size Calculation Sheet
Use this form to calculate the required battery size for your system. You must first determine the duration the panel
will need to function on batteries in hours. The installation wiring diagram for your system includes a factory calculat-
ed battery size in the specification section. This calculation is based on a 24-hour backup period for non-releasing
systems and a 90 hour backup period for systems with a solenoid releasing module. An alarm duration or period of
time the system must operate in full alarm mode after the backup period has expired is assumed to be 15 minutes or
0.25 hours. This may be altered as necessary.
~ 10 ~
FORMULAS AND VARIABLES
System Standby Current in amperes = (I1)
Standby Time in Hours = (H1)
Battery Size De-rate Divisor = (0.85)
System Alarm Current in amperes = (I2)
Alarm Time in Hours = (H2)
System Battery Size required in ampere hours – [(I1 X H1) + (I2 X H2)] / 0.85 = Battery Size (AH) Note: Use next largest size
SYSTEM STANDBY CURRENT CALCULATIONS – Enter Quantities of Installed Options only
Option
Description
Quantity
Current
Product
&3
"ASE3YSTEM
8
!
:ONES
OFDETECTIONZONESMULTIPLESOFONLYIEx
8
!
h#v
ZONE!LARM3CANNERAND%XPANDERSQUANTITYBETWEENAND
8
!
h$v
7ATERFLOW:ONE#ARDQUANTITY$$x
8
!
h%v
3WITCH3UPERVISORY:ONE#ARDQUANTITIES%%x
8
!
h&v
3OLENOID2ELEASE#ARD23QUANTITIES&&x
8
!
h5v
!LARM%XPANDER#ARDQUANTITIES55x
8
!
h6v
:ONE6OTING-ODULEQUANTITIES66x
8
!
h8v
$UAL4EMPERATURE:ONE#ARDQUANTITIES88x
8
!
h9v
0OWER#ONDITIONING-ODULE/PTION9 n3EE.OTE!
8
/THER
WIRE3MOKE$ETECTORS56)2$ETECTORS3EE.OTE!
8
Note A:
1UANTITYAND#URRENTDETERMINEDBYOFDEVICESINSTALLEDANDCURRENTRATINGOFEACHDEVICES
Total (I1)
SYSTEM ALARM CURRENT CALCULATIONS- Enter Quantities of Installed Devices only
Device Description
Quantity
Current
Product
PDM-1000-2 Digitial Meter
X
0.100A
Auxiliary Relay Module RB-98 (Option “RR”)
X
0.104A
AM-91-1 Class A Alarm N.A.C. Adapter
X
0.004A
Solenoid Valve (See Complete list / Current draw in Appendix A)
X
Auxiliary Relays SPDT (Option “L”)
X
0.015A
Auxiliary Relays DPDT (Option “LL’)
X
0.035A
MB Bells (Wheelock)
X
0.030A
SZ5424 Series Horn/Strobe (Amesco)
X
0.250A
VALS-24 Strobe Light (Federal)
X
0.080A
450 Vibratone Horn (Federal)
X
0.025A
SFH Speaker / Strobe Combination (Amesco)
X
0.114A
MTWP Series Horn / Strobe (Wheelock)
X
0.126A
See Complete list and current draw in Appendix A
Subtotal
System Standby Current (Total I1 from Calculations above)
1
X
Total (I2)
AVAILABLE BATTERIES
Catalog #
Rating (AH)
Battery Cabinet
03
!(
.OTREQUIRED
03
!(
.OTREQUIRED
03
!(
.OTREQUIRED
03!(%RED %"BEIGE
03
!(
%RED %"BEIGE
03
!(
%RED %"BEIGE
2EQUIREDFOR%.ENCLOSUREn.OTREQUIREDFORLARGERSIZES
Using the tables below, fill in the appropriate quantities for the options included in your system and multiple them
with the corresponding current for each option and place the products in the product column. Add the product and
sum in the total block
SYSTEM BATTERY SIZE CALCULATIONS
[(I1 x H1) + (I2 x H2)] / 0.85=Minimum AH
[( x ) + ( x )] / 0.85= AH
H1 = 24 Hours Local H2= 0.25 Hrs Required per FM
H2 = 60 Hours Off Premise Note: Use next largest available battery size
H1 = 90 Hours Required by FM (Releasing Systems)
From the chart to the right, select the available battery size for your panel.
Other sizes are available upon request
Summary of Contents for 2000 FireSystem
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