MODEL

ALKO3500

DC INPUT

Nominal input voltage

24 V

DC input voltage range

20 V ~ 30 V

AC INPUT

Bypass voltage

0 ~ 264 Vac / 276 Vac / 288 Vac ± 10 Vac for 220 Vac / 230 Vac / 240 Vac

AC voltage

150 ~ 282 Vac for 220 Vac,156 ~ 294 Vac for 230 Vac,163 ~ 307 Vac for 240 Vac

Frequency

50 Hz / 60 Hz (auto-sense), 45 ~ 55 Hz for 50 Hz, 55 ~ 65 Hz for 60 Hz

Input voltage of generator

99 ~ 282 Vac for 220 Vac,104 ~ 294 Vac for 230 Vac,108 ~ 307 Vac for 240 Vac

Input frequency of generator

40 ~ 70 Hz

Input power limitation

Rated power 10% ~ 150%, regulating step 10%

OUTPUT

DC mode output voltage

220 V / 230 V / 240 Vac ± 5%

AC mode output voltage

174 ~ 242 Vac for 220 Vac,182 ~ 253 Vac for 230 Vac, 190 ~ 264 Vac for 240 Vac

Nominal output frequency

50 Hz / 60 Hz ± 0.3 (auto-sense & settable)

Output waveform

Pure sine wave

Output power

2500W

Efficiency

Max. 95% (mains mode); Max. 80% (inverter mode)

ECO mode

Settable (< 3% load) to enter in 80 s

No-load shutdown

Settable (< 3% load) shutdown in 80 s

Transfer time

≤ 15 ms

Power factor

1.0

THD

< 5% (linear load)

Overload

Mains mode: 110% for 120 s, 125% for 60 s, 150% for 10 s (switch to bypass)
Inverter mode: 110% for 60 s; 125% for 10 s; 150% for 10 s (shut down)

BATTERIES

Charging current (selectable)

Max. 50 A

Equalizing charge voltage

Single battery 14.1 Vdc (default), 13.6 ~ 15 Vdc adjustable

Floating charge voltage

Single battery 13.5 Vdc (default), 13.2 ~ 14.6 Vdc adjustable

Charge mode

3 stage charge mode

EOD

Single battery 10.2 Vdc (default), 9.6 ~ 11.5 Vdc adjustable

Reverse warning

Buzzer

MPPT MODULES (OPTIONAL)

Model

10 A / 20 A / 30 A / 40 A

Max. PV input voltage (Voc)

/

PV optimum operating voltage (Vmp)

/

Max. PV power

/

DC MODULES (OPTIONAL)

Model

5 V (2 A), 9 V / 12 V (1 A), 15 V / 24 V (1 A), 12 V / 24 V (10 A)

OTHERS

Human-machine interface

LCD& BUZZER

Operating temperature

0℃~ 40℃

Operating humidity

5% ~ 95%RH

Forced air cooling

Variable speed fans

Net weight (kg)

32.0

Gross weight (kg)

34.0

Dimensions (W×D×H) (mm)

302×479×209

Packaged dimensions (W×D×H) (mm)

353×582×287