PowerBright ERP3500 Manuel D'utilisation page 6

D. High-Speed Cooling Fans. When the temperature inside the inverter exceeds the limits
of safe operation the Cooling Fan automatically turns on to cool the inverter. When the
temperature has lowered to a safe operating mode, the fan will shut off.
E. Positive Power Input Terminal.
F. Negative Power Input Terminal.
G. Ground Connection
P A G E 6