20A 30A 40A
Rated discharge
current
20A 30A 40A
Battery voltage
range
8～32V
Max. PVopen
circuitvoltage
②
100V
③
92V
MPP voltage range (Battery voltage +2V) ～72V
Max. PV input power
260W/12V
520W/24V
390W/12V
780W/24V
520W/12V
1040W/24V
Self-consumption ≤12mA
Discharge circuit
voltage drop
≤0.23V
Temperature
compensate
④
coefficient
-3mV/℃/2V (Default)
Grounding Common negative
RS485 interface 5VDC/100mA
LCD backlight time 60S (Default)
①When a lead-acid battery is used, the controller hasn’t the low temperature protection.
②At minimum operating environment temperature
③At 25℃ environment temperature
④When a lithium-ion battery is used, the system voltage can’t be identified automatically.
Environmental Parameters
Working environment temperature
◆
-25℃～+50℃(100% input and output)
Storage temperature range
-20℃～+70℃
Relative humidity
≤95%, N.C.
Enclosure
IP30
◆ The controller can full load working in the working environment temperature, When
the internal temperature is 81℃, the reducing power charging mode is turned on.
Refer to P24.
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