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Remote Enable/Disable
An external switch connected to the Dry I/O terminals 7 and 8 is required to remotely Enable or Disable the
UPS output.
8 7 6 5 4 3 2 1
SW
Display LED indicators
Indicator
Indicator Title
LED
On-Line
On Battery
Overload
Replace Battery / Battery
Disconnected
Block Diagram
L
AC
Input
E
N
To enable the UPS, close the switch that is connected to the
Dry I/O terminals 7 and 8.
To Disable the UPS, open the switch that is connected to the
Dry I/O terminals 7 and 8.
24 Vdc
The UPS is supplying utility power to the connected equipment
(see the User Manual trouble shooting section).
The UPS is supplying battery power to the connected equipment.
The connected equipment is drawing more than the UPS power
rating allows (see the User Manual trouble shooting section).
The battery is disconnected or must be replaced
(see the User Manual trouble shooting section).
Input
Backfeed
Filter
Relay
Backfeed
Relay
+
-
AC to DC (Charger)
Publication 1609-IN013B-EN-P - August 2012
Bulletin 1609 Industrial Uninterruptible Power Supply
Description
Inverter
Relay
DC to DC
DC to AC (Step Wave)
DIR 10000234490 (Version 01)
L
AC
E
Output
N
7
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