User's Manual
4-2-6. Chassis Ground: Connect the wire # 8 AWG to vehicle chassis. 
WARNING! 
Operating the inverter without a proper ground 
connection may cause electrical safety hazard. 
4-2-7. DC Input Level:Display Input Voltages 
LED Status  DC 12V  DC 24V  DC 48V 
RED Blink (slow)  10.5~10.9  21.0~21.8  42.0~43.6 
RED 10.9~11.3 21.8~22.6 43.6~45.2 
ORANGE 11.3~12.0 22.6~24.0 45.2~48.0 
GREEN  12.0~14.0 24.0~28.0 48.0~56.0 
ORANGE Blink  14.0~14.7 28.0~29.4 56.0~58.8 
OVER RED BLINK  14.7q 29.4q 58.8q 
 4-2-8. AC Input Level:Display Input Status 
LED Status  AC Input 
ORANGE OFF 
GREEN ON 
4-2-9. Load Level:Display AC Loads (Watts) 
LED Status  DARK  GREEN  ORANGE  RED 
BLINKING 
RED 
ST1000 
0 ~ 50W  50 ~ 330W  330 ~ 750W  750 ~ 960W  Over 960W 
ST1500 
0 ~ 75W  75 ~ 495W  495 ~ 1125W 1125 ~ 1450W  Over 1450W
ST2000 
0 ~ 100W  100 ~ 660W  660 ~ 1500W 1500 ~ 1920W  Over 1920W
ST2500 
0 ~ 125W  125 ~ 825W  825 ~ 1875W 1875 ~ 2390W  Over 2390W
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