SR2102 EDUCATIONAL PHOTOVOLTAIC SYSTEM Off Grid Training Equipment Renewable Training Equipment
I.Product overview
This system can simulate solar energy generation process, enable
students to understand on photovoltaic generation system directly,
and be familiar with off-grid training equipment composition
and run principle.
II.Technical data
Solar energy generation set: consist of whole aluminum structure,
photovoltaic adjustable panel(can adjust angle), with universal
wheels under the bottom of aluminum frame, so it’s movable, and
with lockers to fix the position. External dimension: 1500mm×
800mm×1000mm(Length× Width× Height)
Charge inverter machine: aluminum structure, the top is inverter controller, the down part is fixing shelf for gel battery, through connect wire to contribute charge inverter system, with universal wheels under the bottom, and with lockers, you can move or fix according to real requirement. External dimension: 400mm×500mm×800mm(Length× Width× Height)
Single solar cell parameter is as follows:
Max work power（Pmax） 250W
Best work power（Vmp） 34.4V
Best work current（Imp） 7.26A
Open circuit voltage（Voc） 43.2V
Short circuit current（Isc） 8.33A
Short circuit temperature coefficient （0.065±0.015）%/℃
Open voltage temperature coefficient -（80±10）mV/℃
Peak value work power temperature coefficient -（0.5±0.05）%/℃
NOCT 47±2℃
Work temperature -40℃ to 85℃
System maximum voltage 1000V DC
Output work power tolerance ±3%
Maximum system power: 1000V DC
Output work power tolerance ±3%
Inverter parameter:
Inverter rated value 1000W
Solar energy max input work power 480W
Solar energy max open circuit voltage 50Vdc
Solar energy max input current 20A
Cell voltage(accumulator) 24Vdc
Cell voltage range 24Vdc-
City electricity input voltage(AC) 220vac(145Vac-275Vac)
Input frequency 50Hz
Convert efficiency 83%（100% negative）88%（50% negative）
Output waveform standard sine wave
Output work power factor ≥0.8（＞30%LOAD）
Wave form distortion linear load≤30%
Static work power consumption 8.8W（battery work mode, no load）
Static current 0.37A（battery work mode, no load）
Solar energy charge voltage main charge 28.8V, floating charge 27.6V
City charge voltage main charge 27.6V，floating charge 27V
Charge current solar energy:20A, city electricity:10A
Switching period from city charge mode to battery charge mode≤4mS
Work priority city electricity is priority
Dimension(L×W×H) 388mm×150mm×208mm
Package dimension(L×W×H) 468mm×228mm×290mm
Net weight（Kg） 9.7
Gross weight（Kg） 10.5
Charge protection Yes
Battery less voltage protection Yes
Battery over charge protection Yes
Output over load protection Yes
Output short circuit protection Yes
Temperature over heat protection Yes
Alarm （buzzer） output short circuit, over load, temperature is too high, battery less voltage and over voltage
Environment temperature -10%∽50%
Environment humidity 10%∽90%( noncondensing)
Accumulator parameter:
12V65AH colloid storage battery ×2 pieces
