Invert Power Derating vs. Ambient Temperature
A–6
If the unit is in inverter mode and in elevated ambient temperature above
25 °C, you will have to reduce power draw according to the following
chart to avoid over-temperature shutdown.
Freedom HF 1000
Watts
1000
900
750
0
Freedom HF 1800
Watts
1800
1600
1000
0
30 °C
@ 12.5 V
@ 11.5 V
~33 °C
25
30
35
30 °C
@ 12.5 V
@ 11.5 V
~33 °C
25
30
35
900 W
800 W
750 W
850 W
40
45
50 °C
1450 W
1100 W
1000 W
1350 W
40
45
50 °C
975-0390-01-01