Model Number: PSMART-M-40A-02 Brand Name: Psmart Key Specifications/Special Features: Project specifications50ACharging mode MPPT (Maximum Power Point Tracking)Charging way Three stages：Constant current（MPPT), Constant Voltage，Floating chargeSystem type DC12V/24V/48VAutomatic IdentificationOperating voltage range 12V SystemDC12V～DC30V24V system DC18V～DC30V48V system DC36V～DC60VStart time 12V/24V/48V System≤10SRecovery time 12V/24V/48V System500usEfficiency 12V/24V/48V System≥90%,≤99%
Input characteristics
Voltage range 12V SystemDC12V～DC200V
24V System DC34～DC200V
48V System DC65～DC200V
Low voltage protection 12V systemDC10.5V
24V system DC21V
48V system DC42V
Low pressure recovery12V system DC11V
24V system DC23V
48V system DC43V
Maximum input voltage 12V/24V/48V systemDC200V
Over voltage protection 12V/24V/48V systemDC90
Over voltage recovery 12V/24V/48V systemDC95V
Max power of solar panel 12V System700W
24V system1400W
48V system2800W
Output characteristic
Over charge protection voltage12V System14.6V
24V system 29.2V
48V system 58.4V
Rated current12V/24V/48V System30A
Current limiting protection12V/24V/48V System31A
Display
LCDdisplay input,output parameter and total power output etc（See LCD display description）
LEDdisplay Three indicators: fault indicator, charging indicator light, power indicator(see LED instructions)
Protection function
low voltage protection yes（see the manual input characteristics）
high voltage protection yes（see the manual input characteristics）
reverse polarity protection yes（see the manual input characteristics）
over voltage protection yes（see the manual input characteristics）
Output reverse polarity protection yes（see the manual input characteristics）
Short circuit protection Can be recovered after long-term short circuit ,short-circuit fault is eliminated
High temperature protection 95℃
Other parameters
SizeDxWxH(mm)12V/24V/48V system 310*160*70mm
Net weight (kg)12V/24V/48V system 2kg
Gross weight (kg)12V/24V/48V system 3.5kh
Safety level12V/24V/48V system IP21