BCS 250~630K-B

Three-phase Energy Storage Converter (Non-isolated Type)

BCS250K-B/BCS500K-B/BCS630K-B

BCS 250~630K-B

High Efficiency

■ Max. converter efficiency 99%
■ With bidirectional converter to charge or discharge batteries
■ Optional modes for charging, including pre-charging, constant current charging, equalized charging and floating charging

Power Grid Adaptability

■ Meeting the smart grid design specification and allowing power grid dispatching
■ Advanced islanding detection technology
■ Reactive power compensation and other functions
■ Off-Grid independent operation

System Characteristics

■ Wide DC working voltage range
■ Compact size, light weight, easy for installation on the site
■ Supporting multi-unit parallel connection function, expandable to MW power level
■ Single machine system is able to independently manage the peak load shifting in the operation without EMS system

ItemsBCS250K-BBCS500K-BBCS630K-B
DC input

Max. DC voltage

1000Vdc

DC working voltage range

500-900Vdc600-900Vdc

Max. DC current

463A926A1166A

Auto buffering function

Yes
Grid-tied AC output

Rated AC output power

250kW500kW630kW

Max. AC output power

275kVA550kVA693kVA

Rated output voltage

315/400Vac (@600~900Vdc)400Vac

Output voltage range

-15%~10% (settable)

Rated grid frequency

50Hz (45Hz~55Hz settable)/60Hz(55Hz ~65Hz   settable)

Max. output current

397A (@400V)794A (@400V)1000A
Adjustable power factor>0.99 (at rated power)/1 (leading)~1 (lagging)
THDi<3% (at rated power)
Off-grid AC output

Rated AC output voltage

315/400Vac (@600~900Vdc)400Vac

Output voltage precision

1%

Max. output current

397A (@400V)794A (@400V)1000A

THDu

<1% (linear load)

Rated output frequency

50Hz/60Hz

Overloading capability

110% overload
Efficiency

Max. efficiency

98.80%99.01%99.03%
General data

Isolation mode

None

IP grade

IP20

Operation temperature

-30℃ ~65℃ (>45℃ derating)

Relative humidity

0~95% (no condensation)

Cooling type

Intelligent forced air cooling

Dimensions (W×H×D)

1100×1950×700mm
Weight700kg
Altitude5000m (>3000m derating)
DisplayTouch screen
Communication protocolModbus-RTU/Modbus-TCP/IEC61850
Communication interfaceRS485/Ethernet
StandardGB/T 34120-2017, IEC62477-1, EN61000-6-2:2005,   EN61000-6-4:2007/A1:2011


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