Model

BS 15KS

BS 20KS

Rated Power

VA/W

15kVA/10.5kW

20kVA/14kW

 Input

Voltage Range

304~478vac

Phase

3 phase (4 wires plus ground)

Power Factor

0.95

Connection

Ha rdwired

Output

Voltage

220VAC ±1%, Single phase

Frequency

60HZ/50Hz ± 0.2Hz (Line mode)
60HZ/50Hz ± 0.2Hz ( Battery mode)

Waveform

 Pure Sine Wave

Power factor

0.7

Voltage Distortion

£ 2% under linear load

Overload Capability

105% ~ 130% for 10 min., ³130% for 1 min.

Current Crest Ratio

3:1 max.

Battery

Type

Sealed, Maintenance free, Lead-Acid

Back-up time (full load)

Depends on the capacity of the external battery capacity

Transfer time

0 ms

Maintenance Bypass Switch

Yes

LED/LCD indicators

Status

Load level/Battery level, Battery , Utility power, Inverter, Bypass, Overload, Fault

Audible alarm

Bypass

Alarm beeps every two minutes

Battery discharge

Alarm beeps every four seconds, every second if battery low

Overload

Alarm beeps two for every second

Fault

Alarm beeps continuously

Acoustic noise

At 1 meter distance

£ 55 dBA

£ 60 dBA

Communications

 DB-9 Port

RS232 serial interface

Intelligent Slot

Options: WebPower, As400 or WinPower CMC

Parallel Port

up to three units in parallel for power redundancy and load sharing

Environmental

Operating temperature

0 ~ 40°C

Operating humidity

20% ~ 90% non-condensing

Weight

Net (kg)

55

55

Dimensions

W x D x H (mm)

260*570*717