Standby Battery Calculation - Bosch DS7200V2-UK Installer's Manual

66.0

Standby Battery Calculation

Model Quantity
Number Used
DS7240V2/
DS7220V2
Keypads:
DS7445i/
DS7445V2
DS7447E/
DS7447V2
Accessories:
DX2010
DX3010
DX3020
DX4010i/
DX4010
DX4020
RF3227E
Sounders Connected to PO 2:
D118 8 Ω
Speaker
Ratings of Other Devices in System that are not Shown Above:
1
Currents shown in milliamperes (1 ampere = 1,000 milliampere)
2
84 mA max, 80 mA nominal 10 Base-T ; 110 mA max, 100 mA nominal 100 Base-T
Use the following formula to calculate standby battery capacity for 24 hours of standby power :
(Total B ____ x 24 hrs) + (Total C ____ x 0.067 hrs) + 10% reserve = Total battery Ah required
If the Column C total exceeds 1.2 A, then an external power supply is required.
Page 136 P/N: 4998152533-02
PART V: REFRENCE MATERIALS
A
AC Power On
Normal Current
Each Total
1
Unit
85 x 1 =
35 x Qty =
100 x Qty =
35 x Qty =
10 x Qty =
10 x Qty =
25 x Qty =
2
84/110 x Qty = 84/110
30 x Qty =
0 x Qty =
x Qty =
x Qty =
x Qty =
x Qty =
x Qty =
Total A =
Copyright  2007 Bosch Security Systems, Inc.
B
AC Power Off
Minimum Current
Each
Unit
85 85 x 1
35 x Qty
100 x Qty
35 x Qty
10 x Qty
10 x Qty
25 x Qty
2 2
84/110 x Qty
30 x Qty
0 x Qty
x Qty
x Qty
x Qty
x Qty
x Qty
Total B
Maximum Current
Total Each
Unit
= 85 120
= 115
= 100
= 35
= 10
= 10
= 25
2 2
= 84/110 84/110
= 30
= 330
=
=
=
=
=
=
DS7200V2-UK Installer's Guide
C
In Alarm
Total
x 1 = 120
x Qty =
x Qty =
x Qty =
x Qty =
x Qty =
x Qty =
2
x Qty = 84/110
x Qty =
x Qty =
x Qty =
x Qty =
x Qty =
x Qty =
x Qty =
Total C =