Model

KSKG-1K

KSKG-R1K

KSKG-2K

KSKG-R2K

KSKG-3K

KSKG-R3K

Capacity

1KVA/700W

2KVA/1400W

3KVA/2100W

Input

Voltage Range

When load<70%, input range is 115±5VAC~295±5VAC

When load≥ 70%, input range is 160±5VAC~295±5VAC

Frequency Range

46~54Hz±0.5Hz or 

56~64Hz±0.5Hz auto sensing

Phase

Single phase

Power Factor

≥0.97

Output

Voltage Range

220Vac±2%

Frequency Range

50Hz/60Hz±0.2%

THD (linear load)

<3%

THD (non-linear load)

<6%

Overload Capability

>110%, 30s turn to bypass mode;

>150%, 300ms turn to bypass mode

Crest Factor

3:1(max)

Short Circuit Protection

5 cycles turn off inverter, no transfer to bypass, provide alarm (AC mode)

5 cycles turn off inverter, provide alarm (battery mode)

input fuse blown or breaker action (bypass mode)

Waveform

pure sine wave

Transfer Time Between AC Mode and Battery Mode

Transfer time: 0ms

Efficiency

≥83%

≥85%

Battery

Model

12V sealed lead acid maintenance free

DC Voltage

36VDC

96VDC

Battery

3×12V/7AH

8×12V/7AH

Backup Time (half load）

12min

19min

16min

Backup Time (full load）

5min

8min

5min

Charge Current (standard unit)

0.7A 

0.7A 

0.7A 

Charge Current (long time unit)

7.5A

7.5A

7.5A

Recharge Time

90% capacity after 8 hrs charging

Communication Interface

RS232 ; SNMP (optional)

LED Indication

Load level, battery capacity, battery mode, utility mode, inverter, bypass, overload, fault

Noise Level

<45dB

Environment

’-25~55 ℃

Other

Standard Unit Net/

14/16kg

14/16kg

33/35kg

34/36kg

34/36Kg

35/37Kg

Gross Weight

Long Time Unit Net/Gross Weight

7.5/9Kg

8/10Kg

14/16Kg

19/21Kg

15/17Kg

20/22Kg

Dimension (W×D×H) mm 

144×412×213

483×400×89

191×470×338

483×520×133

191×470×338

483×520×133

Packing (W×D×H) mm 

245×540×343

587×550×254

337×615×487

592×665×292

337×615×487

592×665×292