
| Approved Applications Compliance Guide | 7.0 Current Ratings Charts
24 Bosch Security Systems, Inc. | 3/12 | F01U266055-01
Table 7: Current Rating Chart for Standby Battery Calculations
A B C
AC Power On
Normal Current (mA)
AC Power Off
Minimum Current (mA)
In Alarm
Maximum Current (mA)
Model Number
Qty Used
Each
Unit
Qty Total Each Unit Qty Total
Each
Unit
Qty Total
D9412GV4/
D7412GV4
D7212GV4
______
225 x 1 = 225 225 x 1 = 225 300
x 1 = 300
B208
______
35
x Qty = ______
35
x Qty = ______
35
x Qty = ______
B308
4
______
22
x Qty = ______
22
x Qty = ______
22
x Qty = ______
B420
5
______
90
x Qty = ______
90
x Qty = ______
90
x Qty = ______
B820
______
100
x Qty = ______
100
x Qty = ______
110
x Qty = ______
D125B
______
25
x Qty = ______
25
x Qty = ______
168
x Qty = ______
D127
______
5
x Qty = ______
5
x Qty = ______
55
x Qty = ______
D129
______
23
x Qty = ______
23
x Qty = ______
25
x Qty = ______
D185
______
245
x Qty = ______
245
x Qty = ______
300
x Qty = ______
D192G
______
35
x Qty = ______
35
x Qty = ______
100
x Qty = ______
D1255/D1255B
______
104
x Qty = ______
106
x Qty = ______
206
x Qty = ______
D1256/D1257
______
104
x Qty = ______
106
x Qty = ______
206
x Qty = ______
D1255RB
______
104
x Qty = ______
106
x Qty = ______
225
x Qty = ______
D1256RB
______
104
x Qty = ______
106
x Qty = ______
225
x Qty = ______
D1257RB
______
104
x Qty = ______
106
x Qty = ______
225
x Qty = ______
D1260/D1260B
______ 140 x Qty = ______ 140 x Qty = ______
250
x Qty = ______
D720
______ 20 x Qty = ______ 20 x Qty = ______
100
x Qty = ______
D8125
______ 60 x Qty = ______ 60 x Qty = ______
60
x Qty = ______
D8125MUX
______ 140 x Qty = ______ 140 X Qty = ______
140
X
Qty
= ______
D8128D
______ 25 x Qty = ______ 25 x Qty = ______
50
x Qty = ______
D8129
______ 20 x Qty = ______ 20 x Qty = ______ Refer to footnote
1
= ______
D8130
______ 7 x Qty = ______ 7 x Qty = ______
60
x Qty = ______
D9127T/U
______ 0.8 x Qty = ______ 0.8 x Qty = ______
0.8
x Qty = ______
D9131A
______ 21 x Qty = ______ 21 x Qty = ______
23
x Qty = ______
D9210C
______ 110 x Qty = ______ 110 x Qty = ______
110
2
x Qty = ______
D928
______ 20 x Qty = ______ 20 x Qty = ______
100
x Qty = ______
DX4010V2
3
______ 50 x Qty = ______ 50 x Qty = ______
55
x Qty = ______
DX4020
______ 80 x Qty = ______ 80 x Qty = ______
84
x Qty = ______
ITS-DX4020-G
______ 50 x Qty = ______ 50 x Qty = ______
200
x Qty = ______
Ratings of other devices in the system that are not shown above:
____ ______ _____ x Qty = ______ ______ x Qty = ______ ____
x Qty = ______
____ ______ _____ x Qty = ______ ______ x Qty = ______ ____
x Qty = ______
____ ______ _____ x Qty = ______ ______ x Qty = ______ ____
x Qty = ______
____ ______ _____ x Qty = ______ ______ x Qty = ______ ____
x Qty = ______
Total A = ______ Total B = ______
Total C = ______
1
The In Alarm calculation for the D8129 is: 20 x Qty + (16.25 x number of relays)
2
Use 110 mA + reader current. Do not exceed 260 mA.
3
UL requires that the DX4010V2 be used for programming only.
4
(digital section = 22mA) + (Qty of relays x 16 mA)= total current. (Add 16 mA for each relay being used)
5
10BaseT Ethernet: 90mA max, 100BaseT Ethernet: 100mA max
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