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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
Notes on EPO terminals
Note on using EPO terminals
While the UPS has been stopped in a emergency by using a switch connected to the EPO terminals, if the "UPS Battery
Power Startup" procedure described in §11.1 "UPS startup" is performed to start up the UPS, the UPS can not supply the
output power. Do not perform "UPS Battery Power Startup" procedures during the UPS emergency stop.
EPO terminal specifications
・Circuit voltage: DC+5V (terminal 6 is - (minus) polarity)
・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)
AUX.OUTPUT terminal connection procedure
① Strip approximately 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 terminals 5 and 6.
③ Pull the inserted wire to make sure it does not
come out.
Terminals
5 and 6
For reliable connection,
make sure that exposed
wire is not too short.
UPS emergency stop procedure
① Press the emergency power off switch.
An emergency stop of the UPS is executed, and the LEDs
light as shown in the figure at right.
In this state,the UPS remains powered off even if you
cancel the emergency power off on the emergency power
off switch.
Note
User setting menu items cannot be
changed during an emergency power off.
UPS restart procedure
① Cancel the emergency power off on the
connected switch
② Press
for at least 1 second on the UPS.
The emergency power off is cancelled, "Green
OUTPUT" lights, and the UPS returns to normal
operation.
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Depress lever with
flat-blade screwdriver to
insert or remove wire.
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AUX.OUTPUT" in
EPO terminals
Optional Equipment
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§5.3 "External Interfaces".
Buzzer
No sound
LEDs
Gren INPUT
Green INV.ON/STAND BY Off
Green OUTPUT
Buzzer
Musical trill
LEDs
Green INPUT
Green INV.ON/STAND BY
Green OUTPUT
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Lit
Off
Lit
Lit
Lit
64
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