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.
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.
Display LED indicators
Block Diagram
Bulletin 1609 Industrial Uninterruptible Power Supply
7
Publication 1609-IN013B-EN-P - August 2012 DIR 10000234490 (Version 01)
L
E
N
L
E
AC
Input
AC
Output
Backfeed
Relay
Inverter
Relay
+
-
AC to DC (Charger) DC to DC DC to AC (Step Wave)
Backfeed
Relay
Input
Filter
N
Indicator
LED
Indicator Title
On-Line The UPS is supplying utility power to the connected equipment
(see the User Manual trouble shooting section).
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).
The UPS is supplying battery power to the connected equipment.On Battery
Overload
Replace Battery / Battery
Disconnected
Description
8 7 6 5 4 3 2 1
R
R
R
SW
24 Vdc