Capacity 

6KVA/4.2KW

INPUT

Voltage Range

176±5VAC – 276±5VAC

176±5VAC – 276±5VAC

Frequency Range Phase

46 – 54Hz±0.5Hz or 56 – 64Hz±0.5Hz auto sensing

Power Factor

≥0.98

OUTPUT

Voltage Range Phase

220Vac±1%

Frequency Range

Synchronise with the utility on AC mode; 50Hz/60Hz±0.2% on battery mode

THD(linear load)

3%

THD(non-linear load)

6%

Load capability

>110%, 30s turn to bypass mode; >150%, 300ms turn to bypass mode

Crest Factor

03:01:00

Short circuit protection

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

Waveform

Pure sine wave 

Transfer Time

0ms (Between AC mode and Battery mode)

0ms (Between AC mode and Battery mode)

Efficiency

≥88%

Model of Battery

12V sealed VRLA maintenance free

DC Voltage

240VDC

Battery

20x12V/7AH

Back up time(half load)

20min

Back up time(full load)

7min

Charge current(standard unit)

1A

Charge current(long time unit)

5A

Recharge time

90 %  capacity after 8hrs charging

Communication Interface

RS232; SNMP (optional)

Parallel port

parallel availability for redundancy and load sharing up to three units

LCD Indicator

1. input voltage/frequency, battery voltage, output voltage/frequency, load watt/VA and percent, inverter temperature.                                                                             

2.Operation mode such as “on line”, “on batt”, or ” or bypass”

LED Indicator

1. Green LED for normal operation,    

2. Yellow LED for warning condition,   3.Red LED for abnormal operation

Noise Level

<55dB>

Temperature of the Environment 

0⁰C – 40⁰C

Humidity of the Environment

0% – 95%(non-condensing)

Altitude of the Environment

<1500m>

Storage temperature

−40⁰C – 50⁰C

Standard unit Net/Gross weight (kg)

89/104

Long time unit Net/Gross weight (kg)

34/48

Dimension (W*D*H)mm

270x570x720

Packing Dimension (W*D*H)mm 

370x670x940