Total energy ( kWh )

2.56

5.12

7.68

Nominal voltage (v)

51.2

51.2

51.2

Design life

6000@ 25℃  80%

6000@ 25℃    80%

6000@ 25℃    80%

Discharge voltage (v)

44

44

44

Charging voltage (v)

57.6

57.6

57.6

Max.charging current (A)

50

100

100

Max.discharge current (A)

50

100

100

Storage temperature

0~35 ℃

0~35 ℃

0~35 ℃

Max. working altitude ( M)

4000

4000

4000

Relative humidity

0~95% non-condensing

0~95% non-condensing

0~95% non-condensing

Installation

Frame

Frame

Frame

Ingress protection

IP21

IP21

IP21

Operating temperature

-25℃ ~55℃

-25℃ ~55℃

-25℃ ~55℃

Weight ( kg )

23

45

68

Dimension W* D* H(mm)

450*400*132

450*400*177

450*400*222

Communication

RS485/RS232/CAN

RS485/RS232/CAN

RS485/RS232/CAN