price per watt solar panels 2.5KW hybrid solar inverter
USD $528 - $899 /Piece
Min.Order:10 Pieces
Foshan Baykee New Energy Technology Incorporated Company
Product Introduction
Working principle of solar inverter: when the solar energy is abundant,it provide the inverter through the the MPPT controller and charge the battery at the same time. Then the inverter converts the DC input power to pure sine wave AC output power.
When the input solar energy is insufficient, battery and solar provide the the inverter or mains works as bypass.
When the battery pack is being discharged into the switching point:if the mains is normal the system will switch to AC working mode, if the mains is abnormal the battery will continues to discharge until protection; when the battery voltage is recovered to the DC working voltage point , the system will switch to DC working mode automatically.
Product Functions
Product Parameters
Model | BK-NK-2.5KW | BK-NK-5KW |
2500W | 5000W | |
DC24V | DC48V | |
Grid (Mains) | ||
Input voltage waveform | Pure Sine Wave(mains or generator) | |
Rated output voltage | 220Vac | |
Low voltage protection | 165Vac±2% | |
Low voltage recovery point | 170Vac±2% | |
High voltage protection | 270Vac±2% | |
High voltage recovery point | 265Vac±2% | |
Max AC input voltage | 270Vrms | |
Rated input frequency | 50Hz/ 60Hz (auto) | |
Recovery point of low frequency | 55.5+0.1Hz (60Hz), 45+0.1Hz (50Hz) | |
Shut-off point of low frequency | 54.5+0.1Hz (60Hz), 44+0.1Hz (50Hz) | |
Recovery point of high frequency | 66+0.1Hz (60Hz), 54+0.1Hz (50Hz) | |
Shut-off point of high frequency | 65+0.1Hz (60Hz), 55+0.1Hz (50Hz) | |
Bypass output voltage waveform | Same as Input Waveform | |
Overload protection | Breaker On | |
Short circuit protection | Breaker On | |
Power efficiency | >95% | |
Switching time (AC to DC) | 5ms | |
Switching time(DC to AC) | 5ms | |
Bypass Max load current | 16A/30A | |
Inverter | ||
Output voltage waveform | Pure sine wave | |
Rated output capacity(VA) | 2500 | 5000 |
Rated output power(W) | 2500 | 2500 |
PF | 0.9~1.0 | |
Rated output voltage(V) | 220Vac | |
Rated output frequency (Hz) | 50Hz ± 0.1Hz | |
Auto track main frequency(Hz) | Yes (from the first start), 50Hz @45-55Hz, 60Hz @55-65Hz | |
Output voltage range | ±10% rms | |
Efficient | >80% | |
Overload protection | (110%<load capacity<125%) ±10%: after 10min cut off output voltage (125%<load capacity<150%) ±10%: after 1.5min cut off output voltage | |
Peak capacity | 7500VA | 15000VA |
Rated DC input voltage | 24V/48V | |
Min DC voltage | 20V/40V | |
Low-voltage alarm | 21.0Vdc±0.5Vdc(24V)/42.0Vdc±1Vdc(48V) | |
Auto cut off level when DC input voltage low | 20.0vdc±0.5Vdc(24V)/40.0Vdc±1Vdc(48V) | |
Cut off level when Input over voltage alarm | 31.0Vdc±0.5Vdc(24V)/62.0Vdc±1Vdc(48V) | |
Input over-voltage recovery | 30.0Vdc±0.5Vdc(24V)/60.0Vdc±1Vdc(48V) | |
PV | ||
system | 24V system | 48V system |
PV input working voltage range | DC30~DC80V | DC60~DC150V |
Input low-voltage protection point | DC30V | DC60V |
Input low-voltage recovery point (start charging voltage point) | DC35V | DC65V |
Input over-voltage protection point | DC80V | DC150V |
Input over-voltage recovery point | DC75V | DC145V |
Charging rated current | PV1: 50A, PV2:50A | |
Temperature coefficient | -18mv/℃/12v | |
Auto temperature compensation | 14.4V-(MAX -25℃)*0.018 | |
Output voltage lines wave-peak | 200mV | |
Wind | ||
Input voltage | Three phase 48VAC | |
Wind rating power input | 1600W | |
Wind max power input | 30A |
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