Silentknight 5495 6A Distributed Power Module Instrukcja Użytkownika Strona 14

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Model 5495 Distributed Power Module Installation Manual
10 151161
Table 4-2: Battery Calculation Worksheet
Device
Number of
Devices
Current per Device
Standby
Current
Alarm
Current
For each device use this formula: This column
X This column = Current per number of
devices.
5495 Distributed Power Module
(Current draw from battery)
1
Standby: 75 mA 75 mA
Alarm: 205 mA 205 mA
A
5495 Current 75 mA 205 mA
Auxiliary Devices Refer to device manual for current ratings.
Alarm/Standby mA mA mA
Alarm/Standby mA mA mA
Alarm/Standby mA mA mA
Alarm/Standby mA mA mA
B
Auxiliary Device Current mA mA
Notification appliances Refer to device manual for current ratings.
Alarm: mA 0 mA mA
Alarm: mA 0 mA mA
Alarm: mA 0 mA mA
Alarm: mA 0 mA mA
C
Notification Appliance Current
0 mA mA
D
Total current ratings of all devices in system (line A + line B + line C)
mA mA
E
Total current ratings converted to amperes (line D x .001):
AA
F
Number of standby hours (24 or 60 for NFPA 72, Chapter 1, 1-5.2.5). 24 Hrs. for
NBC, section 3.2.7.8
H
G
Multiply lines E and F. Total standby AH
AH
H
Alarm sounding period in hours. In accordance with NBC and ULC.
(For example, 5 minutes = .0833 hours, or for ULC installations 30 minutes = 0.5
hours.)
H
I
Multiply lines E and H. Total alarm AH
AH
J
Add lines G and I. Total standby and alarm AH
AH
K
Multiply line J by 1.20.
(20% extra insurance to meet desired performance) Total ampere-hours
required
AH
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