44 ECS Series Manual — P/N 151455:H 2/15/2022
ECS Device Installation Installing the ECS-DUAL50W
Batteries larger than 18 AH will not fit in the main control cabinet, and must be housed in the RBB Accessory Battery Cabinet. The system
supports a maximum of 35 AH batteries.
4.7 Installing the ECS-DUAL50W
This section provides information on how to install the ECS-DUAL50W for use with the IFP-2100ECS, IFP-2000ECS, IFP-1000ECS, IFP-
300ECS, and IFP-100ECS. The ECS-DUAL50W is available in a black cabinet as P/N ECS-DUAL50WB.* The ECS-DUAL50W is avail-
able with 240VAC input as ECS-DUAL50WHV.
Device
No. of
Devices
Current Per Device
Standby
Current
Alarm
Current
ECS-125W 120V 1 Standby: 375 mA 375mA
Alarm: 700 mA 700mA
ECS-125W 240V 1 Standby: mA mA
Alarm: mA mA
ECS-CE4 0 or 1 Standby: 20 mA 20mA
Alarm (All Channels): 180 mA 180mA
A Current Subtotals: mA mA
Notification Devices Refer to device manual for number of devices and current ratings.
B Current Subtotals: mA mA
C Total current rating of all devices in system (Line B) X 0.001 A A
D Number of standby hours (24 or 60 for NFPA 72) H
E Multiply line C (standby current) and D: Total standby AH AH
F Alarm sounding period in hours (For example, 5 minutes = 0.0833 hours): H
G Multiply line C (alarm current) and F: Total alarm AH
AH
H Add lines E and G (AH = Ampere Hours): Total AH required AH
Table 4.4 Current Draw ECS-125W
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