PowerTech MP3741 - Technical Specifications

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5. Technical Specifications
Electrical Parameters
*Please operate controller at permitted ambient temperature. If over
permissible range, please derate capacity in service.
Nominal system
voltage
12/24VDC Automatic Switching
Rated Charge Current
20A
Rated Discharge Current
20A
Battery Input Voltage Range
8V to 32V
Max Solar open Circuit
Voltage
100V Max (at -25ºC)
92V (at 25 ºC)
MPPT Voltage Range
12V Battery: 14V to 72V
24V Battery: 26V to 72V
Max Solar Input Power
260W/12V
520W/24V
Controller current
consumption
≤20mA(12V)
≤16mA(24V)
Temperature Compensation
Coefficient
-3mV/ºC/2V(Default)
Communication
RS485 (RJ45 interface)
Grounding
Common positive
Overall Dimensions
220mm x154mm x 52mm
Mounting dimensions
170mmx145mm
Mounting hole size
5mm
Power Terminals
6AWG(16mm2) Max wire size
Weight
1.1kg