KSTAR ALL IN ONE C&I ESS 50kW/100kWh
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Product details
KSTAR KAC50DP-BC100DE Outdoor Energy Storage System
The KSTAR KAC50DP-BC100DE outdoor energy storage system (ESS) is a comprehensive solution with a power output of 50 kW and a capacity of 100 kWh, designed to provide reliable power supply and optimize energy consumption. This system combines a high-efficiency battery cabinet with an advanced power conversion system (PCS), offering safety through CATL LFP cells, ease of installation thanks to factory assembly, and intelligent management with cloud control capabilities. It is an economical and efficient solution, ready to operate in challenging outdoor conditions.
Key Features of the KSTAR KAC50DP-BC100DE Outdoor Energy Storage System:
- Complete ESS System: An integrated battery cabinet with a total capacity of 102.4 kWh (LFP cells) and a three-phase power conversion system (PCS) with a nominal output power of 50 kW.
- Advanced Safety: The battery cabinet is equipped with CATL LFP cells, a dual fire protection system, and a 1+1 redundancy design; the PCS includes numerous electrical safety features.
- High Efficiency and PV Flexibility: The power conversion system (KAC50DP) offers a maximum efficiency of 97.5%, has 3 MPPT trackers, and supports a maximum input voltage from PV of up to 1000 V.
- Outdoor Resilience: The battery cabinet (BC100DE) has an IP54 protection rating, a corrosion resistance class of C4, and operates in temperatures from -30°C to +50°C thanks to air conditioning; the PCS (KAC50DP) has an IP65 protection rating and operates in a temperature range from -25°C to +60°C.
- Intelligent Management and Easy Operation: An integrated BMS/EMS system suitable for various applications, easy operation with cloud control capabilities, and factory assembly that reduces installation time.
- On-grid and Off-grid Operation Modes: Provides a nominal output power of 50 kW (max. 55 kVA) both in grid-connected and backup power modes.
Who is it a Good Choice For?
The KSTAR KAC50DP-BC100DE system is an excellent choice for businesses, commercial establishments, and industrial facilities that require a reliable, scalable energy storage system with significant power and capacity. It is ideal for applications that demand stable power supply, cost reduction in energy through peak load management, increased self-consumption from photovoltaic installations, and emergency power supply. This solution is tailored for users seeking a ready-to-install outdoor “turnkey” system with advanced safety features and intelligent management.
| Parameter | KAC50DP (Inverter) | BC100DE (Battery Cabinet) |
|---|---|---|
| Specifications of the external battery cabinet (BC100DE) | ||
| Battery type | LFP | |
| Battery module capacity (kWh) | 5.12 | |
| Number of modules | 10 x 2 | |
| Total battery capacity (kWh) | 102.4 | |
| Nominal voltage (V) | 512 | |
| Operating voltage range (V) | 448 V~565 V | |
| Charging/discharging speed | Max. 0.5°C | |
| DoD (%) | 90% | |
| General specifications of the battery cabinet (BC100DE) | ||
| Dimensions (W x D x H) (mm) | 1100 x 1100 x 2380 | |
| Weight (T) | <1.5 | |
| Installation location | Outdoors | |
| IP protection rating | IP54 | |
| Corrosion protection class | C4 | |
| Operating humidity (%) | 5%~95% (non-condensing) | |
| Operating temperature (°C) | -30°C~+50°C | |
| Max. operating altitude (m above sea level) | 4000 m above sea level (>3000 m above sea level reduces nominal values) | |
| Communication port | Ethernet; CAN | |
| Communication protocol | CAN; MODBUS TCP/IP | |
| Cooling method | Air conditioner | |
| Battery cabinet standards | IEC62619-2017; UN38.3; IEC61000-6-2/4 | |
| Technical data of the product (Inverter KAC50DP) | ||
| Photovoltaic installation side (KAC50DP) | ||
| Max. input voltage (V) | 1000 | |
| MPPT voltage range (V) | 350 V~800 V | |
| Max. current at MPPT (A) | 36 | |
| Number of MPPTs | 3 | |
| Number of inputs per MPPT | 2 | |
| Battery side (KAC50DP) | ||
| Max. input voltage (V) | 750 | |
| Min. input voltage (V) | 350 | |
| DC voltage at nominal operation (V) | 500 V~750 V | |
| Max. DC current (A) | 55 A*2 | |
| Max. DC input power (kW) | 55 | |
| Number of DC inputs | 2 | |
| AC side (connected to the grid) (KAC50DP) | ||
| Nominal AC output power (kW) | 50 | |
| Max. AC output power (kVA) | 55 | |
| Max. AC current (A) | 80 | |
| Nominal AC voltage (V) | 400 | |
| AC voltage range (V) | 340 V~440 V | |
| Nominal frequency/grid frequency range (Hz) | 50/60 Hz±5 Hz | |
| THDv (%) | <3% (100% load) | |
| Adjustable power frequency range | -1 (lagging)~1 (leading) | |
| AC side (not connected to the grid) (KAC50DP) | ||
| Nominal AC voltage (V) | 230/400 V±3%; 3L+N+PE | |
| THDv (%) | <3% (linear load) | |
| Nominal frequency/grid frequency range (Hz) | 50/60 Hz | |
| Nominal AC output power (kW) | 50 | |
| Max. AC output power (kVA) | 55 | |
| Efficiency (KAC50DP) | ||
| Max. efficiency (%) | 97.5% | |
| Protection (KAC50DP) | ||
| Reverse polarity protection | Yes | |
| DC switch | Yes | |
| Over-temperature protection | Yes | |
| Grid monitoring/earth fault detection | Yes | |
| Insulation monitoring | Yes | |
| Surge protection DC/AC | Type DC II; type AC III | |
| General specifications of the inverter (KAC50DP) | ||
| Dimensions (W x H x D) (mm) | 650 x 715 x 325 | |
| Weight (kg) | 75 | |
| Topology | Transformerless | |
| IP protection rating | IP65 | |
| Operating temperature range (°C) | -25~+60°C (>45°C reduces nominal values) | |
| Operating humidity range (%) | 0~100% (non-condensing) | |
| Cooling method | Intelligent air cooling | |
| Max. operating altitude (m above sea level) | 3000 | |
| Communication port | RS485/CAN | |
| Inverter standards | IEC62477;IEC61000;CE;GB/T;IEC62109;IEC61683;IEC60068;IEC61727;IEC62116;EN50549;VDE4105;G99 | |
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