Site Manual
Alarm 2000 Iss 5
56
12 APPENDICES
12.1
APPENDIX “A” BATTERY CALCULATION
Example:
An automated battery calculations spreadsheet is available from BROOKS. Please
contact BROOKS Sales.
26-Oct-17
Project:
Job No.
RFP
QTY
Quiescent (A)
Alarm (A)
Basic Alarm 2000 System, Main Control Module
0.020
0.120
Sprinkler Module
1
0.020
0.150
Ancillary Control Module
1
0.005
0.175
Manual Override Module
1
0.001
0.025
Number of Door Strikes
1
0.060
0.000
Gas Shutdown Module
1
1.667
0.067
Power Supply Supervision Module
1
0.051
0.051
Current Drain of Miscellaneous Ancillaries in Alarm
0.000
Total System Current (A)
1.824
0.588
Back up Time Required in Quiescent (decimal)
4.000
Back up Time Required in Alarm (decimal)
1.000
Fire Panel Battery Requirements (A/h)
Inc. +25%
9.855
Fire Panel Power Supply Requirements (A)
2.235
Combined System Battery Requirements (A/h)
Inc. +25%
12.090
Se le ct
Nearest Standard Battery Size (A/h)
-0.7%
12.0
X
Next Largest Standard Battery Size (A/h)
-0.7%
12.0
Battery Calculation
{(Total "Q" Current x "Q" Back up Time) + 2 x (Total "A" Current x "A" Back up Time)} x 1.25
"Q" : Quiescent
"A" : Alarm
Alarm 2000 Power Supply & Battery Calculations
Use of this form:
Com plete the s ections highlighted to calculated battery s ize required. Sugges ted
battery s ize will be m arked
'X'
.
Com plete quiescent back up tim e (4-24 Hours ) and alarm back up (0.5 Hour)
Summary of Contents for ALARM 2000
Page 1: ...SITE MANUAL Issue 5 ALARM 2000 Residential Fire System MA260 November 2017...
Page 40: ...Site Manual Alarm 2000 Iss 5 40 Charger low 26 5V Battery low 23 8V Battery fail 21 0V...
Page 42: ...Site Manual Alarm 2000 Iss 5 42 7 Location and type of smoke heat alarms Location Type Model...
Page 43: ...Site Manual Alarm 2000 Iss 5 43 8 Location and type of ancillary equipment Location Type Model...
Page 63: ...Site Manual Alarm 2000 Iss 5 63...
Page 64: ...Site Manual Alarm 2000 Iss 5 64...
Page 65: ...Site Manual Alarm 2000 Iss 5 65...