Parameter specification of solar inverter

Power specification

2KW

Rated voltage specification

DC12/24/48/72V-AC220V

DC12/24/48/72V-AC110V

Operating voltage range (normal working battery voltage)

10v-16v (DC12V power supply)
20v-32v (DC24V power supply)
40V-64V (DC48V power supply)
60V-96V (DC72V power supply)

Low voltage warning (when the battery voltage is too low, the buzzer rings to remind the user)

10.5Vdc + 0.3vdc (12V power supply)
21.0Vdc + 0.6vdc (24V power supply)
42.0Vdc + 1.2Vdc (48V power supply)
63.0 VDC + 1.8 VDC (72V power supply)

Low-voltage power off (shutdown when the battery is too low)

10.0Vdc ± 0.3Vdc (12V power supply)
20.0Vdc ± 0.6Vdc (24V power supply)
40.0Vdc ± 1.2Vdc (48V power supply)
60.0Vdc ± 1.8Vdc (72V power supply)

Low-voltage recovery (battery voltage is restored to normal, automatically boot)

12.0Vdc ± 0.3Vdc (12V power supply)
24.0Vdc ± 0.3Vdc (24V power supply)
48.0Vdc ± 0.3Vdc (48V power supply)
72.0Vdc ± 0.3Vdc (72V power supply)

High voltage warning and power failure (battery voltage is too high, the buzzer sounds, and shut down)

16Vdc ± 0.3Vdc (12V power supply)
32Vdc ± 0.6Vdc (24V power supply)
64Vdc ± 1.2Vdc (48V power supply)
96Vdc ± 1.8Vdc (72V power supply)

High-voltage recovery (battery high voltage, down to normal, automatically boot)

15.5Vdc ± 0.3Vdc (12V power supply)
31.0Vdc ± 0.6Vdc (24V power supply)
62.0Vdc ± 1.2Vdc (48V power supply)
93.0Vdc ± 1.8Vdc (72V power supply)

Inverter efficiency

≥90%

DC priority type, when there is a utility bypass, the battery low voltage transition point (the battery is lower than this voltage, to the mains supply)

11Vdc ± 0.3Vdc (12V power supply)
22Vdc ± 0.6Vdc (24V power supply)
44Vdc ± 1.2Vdc (48V power supply)
66Vdc ± 1.8Vdc (72V power supply)

DC priority, to mains power supply, low battery recovery point (battery charge to higher than this voltage, back to battery power supply)

13.5Vdc ± 0.3Vdc (12V power supply)
27.0Vdc ± 0.6Vdc (24V power supply)
54.0Vdc ± 1.2Vdc (48V power supply)
81.0Vdc ± 1.8Vdc (72V power supply)

AC input specification

Rated voltage specification

220VAC system

110VAC system

Input voltage waveform

Sine wave (mains or generator)

Sine wave (mains or generator)

Rated input voltage

220Vac/230Vac/240Vac

110Vac/120Vac/130Vac

Low voltage shutdown point

180Vac±4%

85Vac±4%

Low pressure recovery point

195Vac ±4%

90Vac ±4%

High voltage shutdown point

260Vac±4%

135Vac±4%

High pressure recovery point

255Vac±4%

130Vac±4%

Municipal charging rules

Three stages:Constant current charge (constant current stage)→constant pressure charging (constant pressure stage)→floating charge (constant pressure stage)

Efficiency of municipal power supply

≥98%

Conversion time (AC to DC)

<4ms 

Conversion time (DC to AC)

<8ms

AC output specifications

Rated output voltage (V)

220Vac/230Vac/240Vac

110Vac/120Vac/130Vac

Output voltage range

±10% rms

Rated output frequency (Hz)

50Hz ± 0.3Hz/60Hz ± 0.3Hz

Power factor

1.0

Output waveform

Pure sine wave

Waveform distortion rate (THD)

≤3% (linear load)

Dynamic response (0 ~ 100%)

5%

Peak coefficient (CF)

3:1

Overload protection (SMPS load)

(110%
(125%
(Load> 150%) ± 10%: Disconnect the output voltage after 20 seconds

Other instructions

Continuous running time

Yes

Normal boot empty consumption

≤ rated power × 2.5%

Energy-saving mode empty consumption

≤6W

Safety certificate

CE(EN62040-1) EMC ：EN62040-2, C2

Communication Interface

RS232 / (or customize other)

Cool down

Temperature-controlled variable speed fan cooling (under ventilation)

Noise (dB, 1 meter)

＜60dB

Ambient temperature (℃)

-10～+45

Storage temperature (℃)

-20～+55

Use the environment humidity

0-95% relative humidity (no condensation)

Use altitude (m)

≤5000 (more than 1000 meters, derating use)

Display method

LED indicator + LCD liquid crystal display

Warning method

Buzzer sound warning

Protective function

Low voltage protection, high voltage protection, high temperature protection, short circuit protection, leakage protection, overcurrent protection, overload protection, low voltage recovery, high voltage recovery, intelligent temperature control, fault warning

Degree of protection

IP20 / accept customization