Whisper 500 Battery Charging Manual
Document #0023 Rev C
SOUTHWEST WINDPOWER
April 2006
11
48 Volt System
Diversion Load Wiring and Configuration
The Whisper 4600 Diversion Load includes four 8 AWG wires ( labeled Red, Red 1, Black and Black 1) for
connection to the terminal block in the Whisper Controller. To access the terminal block remove the left
side controller cover and connect the wires as shown in the below depictions of the terminal block. Be sure
to wire the terminal block for your system voltage - either 24 or 48 volts.
Transformer ( High Voltage Only)
Install transformer on heat resistant surface with adequate ventilation. The Whisper 500 voltage is
“stepped” down to 24, 36 or 48 volts with utilizing the transformer. Refer to the chart on the following page
for specific directions for configuring the transformer voltage.
Wires from Controller Circuit
Board, do not disconnect.
24 Volt System
No wire in
center terminal.
Red 1
Black 1
Red 1
Black
Red
Red
Black 1
Black 1
