BYD Chess Forced Air Cooling LFP C15 Outdoor Energy Storage System – OSN-P120B274-U
SKU:
OSN-P120B274-U
Categories: Battery Storage, BYD, Commercial, North America
Tags: CHESS, Energy Storage System, ESS
DESCRIPTION
DOCUMENTS
DESCRIPTION
The BYD Chess OSN-P120B274-U is an outdoor energy storage system equipped with a 258 kWh LFP C15 battery and provides 247 kWh of usable energy (BOL at FAT). With its forced air cooling technology, the system maintains optimal performance across a temperature range of -20°C to +55°C. The intelligent temperature control and high IP65-rated protection of the power conversion system (PCS) cabinet ensure reliable operation in diverse environments. This system’s 120 kVA nominal power output makes it suitable for grid support, renewable integration, and backup power in commercial and industrial settings.
BYD CHESS ESS OSN-P120B274-U
- Utilizes lithium iron phosphate (LFP) batteries with an intelligent battery management system, ensuring safety, efficiency, and long life.
- Equipped with intelligent temperature control and high-protection design for reliable outdoor operation.
- Modular design provides ease of maintenance and installation.
- Hierarchical linkage design ensures comprehensive system safety.
Safe and Reliable System
- Battery modules are certified under UN 38.3 and the battery cabinets comply with UL1973.
- Power conversion systems adhere to UL1741 SA and FCC Part 15 standards.
Annotation
- System power is derated when the ambient temperature exceeds 40°C.
- Output is derated when the altitude is between 2000-3000m.
Specifications
System Type | OSN-P120B274-U |
DC Input Data | |
Cell Type | LFP C15 |
Module Type | 1P9S |
Battery String Type | 1P252S (28 Modules) |
System Configuration | 1 × 1P252S |
Battery capacity (BOL)@FAT | 258kWh |
DC Usable Energy (BOL)@FAT | 247kWh |
Battery Voltage Range | 705.6~907.2V |
AC Output Data | |
Nominal Power | 120kVA |
AC usable energy (BOL)@FAT | 240kWh |
AC full power energy (BOL)@FAT | 240kWh |
Nominal Voltage | 480V |
Voltage Range | 422V~528V |
Nominal Grid Frequency | 60Hz |
Grid Frequency Range | 57Hz~60.5Hz |
Power Factor | 1 leading~1 lagging |
Max. THD of Current | <3% (@Nominal Power) |
Isolation Method | Transformer less |
General Data | |
Dimensions of ESS Unit (W×D×H) | 1600×1900×2300mm |
Weight of ESS Unit | 3110kg |
IP Rating of PCS Cabinet | IP65 |
IP Rating of Battery Cabinet | IP55 |
Operating Temperature Range | -20℃~+55℃【1】 |
Relative Humidity | 5%~100% |
Max. Working Altitude | <3000m【2】 |
Cooling Concept (PCS Cabinet) | Forced Air Cooling |
Cooling Concept (Battery Cabinet) | HVAC |
Noise | ≤75dB(A) |
Fire suppression system | With fire suppression system |
Auxiliary power interface | AC480V/60Hz, 3 phase(L1/L2, 2 wires) |
Auxiliary system peak power requirement | 3.5kW |
Communication Interfaces | Ethernet |
Communication Protocols | Modbus TCP/IP |
Compliance | UL9540/UL1741 SA/UL9540A |
DOCUMENTS