SANUPS A11H - Connecting the Emergency Power off (EPO) Terminals

Optional Equipment
62
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To enable emergency stop of UPS output, connect the contacts of a switch or other required device to EPO
terminals 5 and 6 of the AUX.OUTPUT block.
The switch to connect to the EPO terminals is not provided as a standard option for the UPS. Use a switch
that complies with the following specifications, or connect to compliant contacts on your system.
For details about the functions of the EPO terminals, see “④ AUX.OUTPUT” in §5.3 “External Interfaces”.
① Press the emergency power off switch.
① Cancel the emergency power off on the
connected switch
② Press
for at least 1 second on the UPS.
W
i
r
e
9
-
1
0
m
m
① Strip about 9 to 10mm of the sheath at the tip
of the cable.
② While depressing the lever with a flat-blade
screwdriver or similar tool, insert the wire
into the terminal.
③ Pull the inserted wire to make sure it does no
t
come out.
Depress lever with
flat-blade screwdriver to
insert or remove wire
• Circuit voltage: DC 5 V
• Current when shorted: Approx. 10 mA
• EPO operating conditions: Short-circuit terminals 5-6 for 0.2 seconds or longer
• EPO terminals: One-touch terminal block (compatible wires: AWG26 to 20)
Buzzer
No sound
A
ll of the LEDs go off.
EPO terminal specifications
A
n emergency stop of the UPS is executed, and all LEDs
go off.
In this state, the UPS remains powered off even if you
cancel the emergency power off on the emergency power
off switch.
The emergency power off is cancelled, “Green OUTPUT”
and “Green ON/OFF” light, and the UPS returns to
normal operation.
Buzzer
Musical trill
LEDs
Green ON/OFF Lit
Green OUTPUT Lit
UPS emergency stop procedure
UPS restart procedure
A
UX.OUTPUT terminal connection procedure
Term inals
5 and 6
For reliable connection,
make sure that exposed
wire is not too short
User setting menu items cannot be
changed during an emergency power off.
Note
EPO terminals