22 6808 Manual — P/N LS10146-001SK-E:C 09/28/2017
Before You Begin Installing
1. The SK-Duct housing contains a vacant mount for a SK-Relay (sold separately). Current draw for the SK-Relay is calculated
by increasing the SK-Relay row of the calculation sheet by one for each SK-Relay used with a SK-Duct.
5824 Serial / Parallel I/O Module (4 max.) Standby/Alarm: 45mA mA mA
5496 NAC Expander
(8 max.)
Standby/Alarm: 10mA mA mA
5895XL Power Supply Standby/Alarm: 10mA mA mA
5865-4 LED Annunciator Module
(with reset and silence switches)
(8 max.)
Standby: 35mA mA
Alarm: 145mA mA
5865-3 LED Annunciator Module
Standby: 35mA mA
Alarm: 145mA mA
5880 LED I/O Module
Standby: 35mA mA
Alarm: 200mA mA
5883 Relay Interface (32 max.)
Standby: 0mA mA
Alarm: 220mA
(22 mA per relay)
mA
SK-NIC Network Interface Card (1 Max.) Standby/Alarm: 21mA mA mA
SK-FML Fiber Optic Multi Mode (1 Max.) Standby/Alarm: 53mA mA mA
SK-FSL Fiber Optic Single Mode (1 Max.) Standby/Alarm: 79mA mA mA
Wireless Modules
SK-WGI Wireless Gateway
Max current using external supply 40mA
Max current SLC Power 24mA
A Total System Current
Auxiliary Devices
4
Refer to devices manual for current rating.
IPDACT-2 IP Communicator (1 max.)
Standby: 93mA mA
Alarm: 136mA mA
IPDACT-2UD IP Communicator (1 max.)
Standby: 98mA mA
Alarm: 155mA mA
CELL-MOD/CELL-CAB-SK
Standby: 55mA mA
Alarm: 100mA mA
Alarm/Standby: mA mA mA
Alarm/Standby: mA mA mA
Alarm/Standby: mA mA mA
Alarm/Standby: mA mA mA
B Auxiliary Devices Current
Notification Appliance Circuits Refer to devices manual for current rating.
5495/5499 Power Supply 24 VDC
One input circuit: 15mA
mA
Both input circuits: 30mA
mA
Alarm: mA
mA
Alarm: mA
mA
Alarm: mA
mA
Alarm: mA
mA
C Notification Appliances Current
mA
D Total current ratings of all devices in system (line A + line B + C) mA mA
E Total current ratings converted to amperes (line D x .001): A A
F Number of standby hours (24 or 60 for NFPA 72, chapter 1, 1-5.2.5): H
G Multiply lines E and F. Total standby AH AH
H Alarm sounding period in hours. (For example, 5 minutes = .0833 hours) H
I Multiply lines E and H. Total alarm AH
AH
J Add lines G and I.
5
AH
Multiply by the Derating Factor x 1.25
Total ampere hours required
Device
Number of
Devices
Current per Device
Standby
Current
Alarm
Current
Table 3.2 Current Draw Worksheet for SK Devices
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