Аксессуары
Аксессуары PFM377-D4830

PFM377-D4830





>The control system of the solar power supply system, used to control the charge and discharge of the small off-grid solar power system; >This product includes a MPPT solar charge and discharge controller, a lightning arrester, a DC circuit breaker and a distribution box, etc. >MPPT solar charge and discharge controller: max. MPPT tracking efficiency is up to 99%, can significantly improve the energy utilization of photovoltaic system, which is 15%~20% higher than that of traditional PWM; use advanced digital power supply technology, the efficiency of circuit energy conversion is up to 98%; support automatic identification of system voltage, current limiting charging mode, built-in over temperature protection mechanism, etc. >Lightning arrester: max. discharge current 20kA; >DC circuit breaker: high arc extinguishing ability, more safe and reliable than the AC circuit breaker; >Distribution box: IP54, 1.2mm thick SUS201 material, with the cooling function, when the temperature is higher than 45℃, the fan will open automatically.
Model
DH-PFM377-D4830
Control Part
Controller type
MPPT
System voltage
12VDC/24VDC/48VDC Auto
Max. battery voltage
9VDC~70VDC
Max. power point voltage range
Battery voltage+2VDC~120VDC
Rated charging current
30A
Rated load current
20A
Max. capacitive load capacity
10000µF
Max. input open voltage of solar panels
150V(25℃); 135V(-25℃)
Max. input power of solar panel
400W/12VDC; 800W/24VDC; 1200W/36VDC; 1600W/48VDC
MPPT tracking efficiency
>99%
Conversion efficiency
≤98%
protection
Input power limit protection, reverse protection, overload protection, input shirt circuit protection of solar energy, load short circuit protection, anti-recoil protection at night, over-temperature protection
No-load loss
0.7W~1.2W
Communication mode
RS232/RS485
Distribution Part
DC circuit breaker
2P/32A/DC500V
Lightning arrester of DC power
48VDC/20kA
Distribution box
Material
1.2mm thick SUS201+spraying
Dimension
600mmx400mmx226mm(23.62”x15.75”x8.9”)
Installation method
Pole mount, Ø180mm~Ø300mm(Ø7.09”~Ø11.81”)
Color
RAL7035
Protection degree
IP54
Fan
2*fans, automatic temperature control(45ºC3ºC)
Overall
working temperature
-35℃~+55℃(-31℉~131℉)
Altitude
≤3km
Weight
18.5kg(40.79lb)
Package dimension
610mmx410mmx236mm(24”.02x16.14”x9.29”)
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