BCS 250~630K-B
Three-phase Energy Storage Converter (Non-isolated Type)
BCS250K-B/BCS500K-B/BCS630K-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
| Items | BCS250K-B | BCS500K-B | BCS630K-B |
|---|---|---|---|
| DC input | |||
Max. DC voltage | 1000Vdc | ||
DC working voltage range | 500-900Vdc | 600-900Vdc | |
Max. DC current | 463A | 926A | 1166A |
Auto buffering function | Yes | ||
| Grid-tied AC output | |||
Rated AC output power | 250kW | 500kW | 630kW |
Max. AC output power | 275kVA | 550kVA | 693kVA |
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 | ||
| Weight | 700kg | ||
| Altitude | 5000m (>3000m derating) | ||
| Display | Touch screen | ||
| Communication protocol | Modbus-RTU/Modbus-TCP/IEC61850 | ||
| Communication interface | RS485/Ethernet | ||
| Standard | GB/T 34120-2017, IEC62477-1, EN61000-6-2:2005, EN61000-6-4:2007/A1:2011 | ||
