Owner`s manual

Component Identification and
Description of Operation
IT SERIES Industrial True Sine Wave Inverter Owners Manual
19
(32.5) Remote Low Battery Warning Terminal 8
(See also item (5) Low Battery Warning Indicator Light (Low DC Warning)
Terminal 8 is designed to provide ground control for a Bosch relay, Vanner part number 05235
or equal, to operate in conjunction with the Low DC Warning Indicator Light. Use the Bosch relay
to operate an audible alarm, lights or other warning device. The warning will alert personnel that
battery voltage has fallen to 11 (22) volts and automatic inverter shut down for low battery
voltage at 10.5 (21) volts is imminent.
Install a ½ amp in-line fuse near the inverter as shown.
Figure 9 Remote Low Battery Warning
9 POS BLOCK
INTERNAL WIRING
1/2 AMP
FUSE
BOSCH RELAY
05235
12VDC
HOT IN RUN
ALARM
LOW DC SHUTDOWN CIRCUITRY
1 AMP
FUSE
8
(32.6) Terminal 9 Not used.
(33) GFCI Duplex Receptacle
The GFCI is protected by 15 amp Circuit Breaker CB-2 and protects terminal block Output AC-2.
(34) AC Output Wiring Compartment
(35) Cooling Fan (Not shown)
The cooling air intake fan is located on the back of the inverter. Air is drawn in at the back of the
inverter and is exhausted on both sides. Allow a minimum of 1½” clearance (40 mm) at the back of
the inverter and on both sides to insure proper cooling.