Power Supply/Charger
Terminal Legend
L, N
– DC +
Trigger EOL
Supervised
NO, GND RESET
+ AUX –
AC Fail
NC, C, NO
Bat Fail
NC, C, NO
– BAT +
Power Distribution Module
Terminal Legend PD4UL/PD4ULCB Function/Description
1P to 4P
1N to 4N
Fig. 1 - eFlow3N Board Configuration
5A 250V
L
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Trouble/Time Limited Warning of Stand-by Batteries:
For compliance with ULC S318-96, the Time Limited Warning circuit must be connected for local or remote annun-
ciation with an Amber or Red LED to indicate DC Trouble (low battery, loss of battery or when 95% of the stand-by
battery has been depleted). Connect the circuit to the Batt Fail relay contacts to an appropriate input of a UL Listed
Burglar Alarm or Access Control Panel. The following figure shows the circuitry needed for local annunciation.
eFlow3N Series Installation Guide
Terminal Identification:
Function/Description
Connect 120VAC 60Hz to these terminals: L to hot, N to neutral (non power-limited)
(Fig. 1a, pg. 5).
12VDC or 24VDC nominal @ 2A continuous output (power-limited output) (Fig. 1h, pg. 5).
Fire Alarm Interface trigger input from a short or FACP. Trigger inputs can be normally open,
normally closed from an FACP output circuit (power-limited input) (Fig. 1d, pg. 5).
FACP interface latching or non-latching (power-limited) (Fig. 1e, pg. 5).
Auxiliary Class 2 power-limited output rated @ 1A (unswitched) (Fig. 1f, pg. 5).
Indicates loss of AC power, e.g. connect to audible device or alarm panel.
Relay normally energized when AC power is present.
Contact rating 1A @ 30VDC (power-limited) (Fig. 1b, pg. 5).
Indicates low battery condition, e.g. connect to alarm panel. Relay normally energized
when DC power is present. Contact rating 1A @ 30VDC.
A removed battery is reported within 5 minutes.
Battery reconnection is reported within 1 minute (power-limited) (Fig. 1b, pg. 5).
Stand-by battery connections. Maximum charge current 1.54A (non power-limited)
(Fig. 1g, pg. 5).
Positive DC power outputs.
Negative DC power outputs.
5A 250V
G
N
1a
BAT FAIL
AC FAIL
AC1
NC C NO
NC C NO
1b
1i
3A
3A 32V
AC DELAY SHUTDOWN
O
N
AC
DC
1 min.
enable
TRIGGER EOL
NO
2 hr.
disable
RESET
SUPERVISED
1c
1d
1e
1h
1g
GND
+ AUX –
1f
- 5 -
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