CYESS30-240
CYTECH
Product Description
Solar Power Battery Storage System is a system that can store electric energy and supply power, with smooth transition, peak shaving and valley filling, frequency and voltage regulation and other functions. It can smooth the output of solar and wind power generation, and reduce the impact of its randomness, gap and fluctuation on the power grid and users; Charging in the valley price period and discharging in the peak price period can reduce the user's electricity expense; In case of power failure in the large power grid, it can operate independently to ensure uninterrupted power supply to users.
ESS | 30KW | 60KW |
Scalable maximum power | 90KW | 180KW |
Battery capacity | 87.92 KWh | 163.84 KWh |
Rated grid voltage | 230/400V 3P+N+PE | |
Rated grid frequency | 50HZ | |
Size（W*D*H） | 789*1180*2450mm | 1577*1180*2450mm |
Installation conditions | Outdoor | Outdoor |
Protection level | IP55 | IP55 |
Working humidity range | 0%~95%(non-condensing) | |
Working temp range | -30℃~+50℃（>45℃，wil Derate) | |
Communication interface | CAN, RS485 | |
Battery cell brand | LFP(EVE) | |
Discharge rate | 1C | |
Single battery capacity | 5.12KWh | |
Battery quantity | 16 | 32 |
According to the system communication capability and system security, the battery management system adopts a three-layer architecture. The slave control collects the voltage and temperature of each unit. The master controller obtains the slave control data, voltage and current through communication.
Name | Parameter |
System power | DC24V |
Single cell voltage detection range | 0V～5V |
Single cell voltage detection accuracy | ±5mV |
Temperature detection range | 40℃~85℃ |
Temperature detection accuracy | ±1℃ |
Total voltage detection range | 0V～1000V |
Total voltage detection accuracy | 1%FSR |
Insulation detection | Support the maximum voltage of 1200V, and the detection error is less than 10% |
Current detection range | -300A-300A |
Current detection accuracy | 1%FSR |
SOC accuracy | 6% |
Equalizing current | 100mA |
Communication interface | CAN, RS485 |
Overload protection | Over-charge, over-discharge, over-temperature, short circuit and other protection, and the protection setting can be set |
In the energy storage system, in addition to the bidirectional inverter function, the energy storage converter can also support the power grid, ensure the stable operation of the power grid system, provide the ability to withstand short-term impact, smooth power supply, energy storage, peak shaving and valley filling.
Model | 30KW | 60KW | |
DC side parameters | Max voltage | 1000V | 1000V |
Rated voltage | 800V | 800V | |
Working voltage range | 680~1000V | 680~1000V | |
Max charge/discharge current | 44A | 88A | |
AC grid connection parameters | Max input apparent power | 30KVA | 60KVA |
Max input active power | 30KW | 60KW | |
Rated input voltage | 230/400VAC,3P+N+PE | 230/400VAC,3P+N+PE | |
Max continuous input current | 43A | 86A | |
Rated input frequency | 50Hz | 50Hz | |
AC off-grid parameters | Rated output voltage | 230/400VAC,3P+N+PE | 230/400VAC,3P+N+PE |
Rated output frequency | 50Hz | 50Hz | |
Max continuous output current | 43A | 86A | |
Max output active power | 30KW | 60KW | |
Max output apparent power | 30KVA | 60KVA | |
General parameters | Unbalanced load capacity | 100% | 100% |
power factor | >0.98 | >0.98 | |
Working temperature range | -30～+60℃（>45℃，wil Derate) | -30～+60℃（>45℃，wil Derate) | |
Max efficiency | 98.5% | 98.5% | |
AC/DC start function | YES | YES | |
Dimensions (W* D* H) | 436*550*130mm | 436*550*130mm | |
Weight | 25kg | 28kg | |
The power module of MPPT controller adopts the latest optimized hardware design and advanced control algorithm, which has intelligent control and high reliability.
Model | 30A | 60A |
PV side parameter | ||
Max input component power | 42KW | 84KW |
Max input voltage | 1000VDC | 1000VDC |
MPPT voltage range | 200~850VDC | 200~850VDC |
Starting voltage | 200VDC | 200VDC |
MPPT | 1 | 1 |
PV way | 1 | 1 |
Max input current | 100ADC | 200ADC |
DC side parameter | ||
Max DC voltage | 1000VDC | 1000VDC |
Rated voltage | 800VDC | 800VDC |
Voltage range | 350~1000VDC | 350~1000VDC |
Max continuous current | 50ADC | 100VDC |
Max continuous power | 30KW | 60KW |
Dimensions (W* D* H) | 436*550*130mm | 436*550*130mm |
Weight | 25kg | 30kg |
In the Solar Power Battery Storage System, the EMS communication topology is divided into two layers. The top layer is the general centralized monitoring system.
Bottom equipment: energy storage converter, battery management system (BMS), environmental monitoring equipment, fire protection system, air conditioning or access control system, etc. are all connected to the monitoring system (currently with administrator authority management, soft access control).
The monitoring host completes the network connection, conversion, data acquisition, data local processing, protocol conversion and command exchange between the on-site monitoring and control systems, local user screen monitoring operation, control strategy, and WEB server functions, and realizes the high-speed collection and transmission of large-capacity real-time data, so as to ensure that the master station system can quickly and accurately obtain all monitoring and monitoring information, and timely feed back the system abnormalities and faults detected by the network, Ensure fast positioning and recovery. (It needs to be realized through station-level BMS)
PCS power | MPPT power | Battery capacity | BMS | EMS | Air conditioner | Fire extinguisher system | Cabinet QTY |
30KW | 30KW | 81.92KWH | 1 | 1 | 1 | 1 | 1 |
60KW | 60KW | 163.84KWH | 1 | 1 | 2 | 1 | 1 |
120KW | 60/120KW | 163.84KWH | 1 | 1 | 2 | 1 | 1 |
180KW | 120/180KW | 409.6KWH | 1 | 1 | 4 | 2 | 2 |
240KW | 180/240KW | 635.36KWH | 1 | 1 | 6 | 3 | 3 |
Equipment Name | Specification parameter | Unit | Qty | Remark |
PCS | 30kw | pcs | 1 | |
MPPT | 30kw | pcs | 1 | |
Lithium battery | 81.92kwh(5.12kwh/pcs) | pcs | 16 | option |
pcs | 1 | |||
Fire Extinguisher | pcs | 1 | ||
EMS | pcs | 1 | ||
Solar panel | 440W/pcs | pcs | 64 | option |
Pcs | 1 | |||
Power distribution and auxiliary materials | set | 1 |
Equipment Name | Specification parameter | Unit | Qty | Remark |
PCS | 60kw | pcs | 1 | |
MPPT | 60kw | pcs | 1 | |
Lithium battery | 163.84kwh(5.12kwh/pcs) | pcs | 16 | option |
pcs | 2 | |||
Fire Extinguisher | pcs | 1 | ||
EMS | pcs | 1 | ||
Solar panel | 440W/pcs | pcs | 128 | option |
Pcs | 1 | |||
Power distribution and auxiliary materials | set | 1 |
Application
Maximized on‑site utilization: By adding a battery storage system for solar panels, surplus PV energy is captured during peak irradiance and discharged during evenings or low‑sun periods, boosting self‑consumption rates from ~ 30 % to > 70 %.
High round‑trip efficiency: Modern lithium‑ion or LFP chemistries deliver 90–95 % round‑trip efficiency. Integrated BMS and EMS optimize SoC to prolong cycle life and maintain > 80 % capacity retention over 10 years.
Scalable capacity: “Pay‑as‑you‑grow” modular racks (e.g., 5 kW/10 kWh each) allow installers to add battery storage to solar system deployments incrementally, matching expanding load profiles without upfront oversizing.
Peak shaving with battery energy storage system: Discharging during peak tariff windows delivers 20–40 % savings on demand charges.
Tariff arbitrage: Charging at $0.05/kWh off‑peak and discharging at $0.25/kWh peak maximizes economic returns.
Automated peak detection: EMS platforms integrate utility tariff schedules and real‑time usage data to trigger discharges within 5 minutes of anticipated demand spikes, smoothing load curves and avoiding costly capacity fees.
ROI metrics: Typical commercial payback periods range from 3–6 years, depending on local tariff structures and solar incentives.
Zero‑transfer switchover: Hybrid inverters with solid‑state transfer switches achieve < 4 ms transfer times, ensuring seamless backup for critical loads (data centers, medical equipment).
N+1 redundancy: Parallel inverter modules and distributed battery strings provide fault tolerance—any single module failure does not compromise overall system uptime.
Runtime & prioritization: EMS can allocate stored energy to prioritized circuits (lighting, refrigeration, communications), extending essential‑load autonomy by 15–25 % compared to non‑segmented systems.
Autonomy days: Properly sized battery storage system for solar panels can deliver 2–5 days of autonomy in remote sites, based on load profiles and regional insolation.
Black‑start capability: Advanced controllers coordinate PV, battery, and optional gensets to restart after grid loss without external support.
Droop control & load sharing: In multi‑inverter setups, voltage/frequency droop settings ensure proportional load sharing between battery inverters and diesel generators, stabilizing microgrid operations.
Aggregated flexibility: Distributed solar power battery storage systems networked via cloud platforms can bid into ancillary markets for frequency regulation, voltage support, and demand response.
Standards‑based communication: Protocols like IEEE 2030.5, OpenADR 2.0, and SunSpec ensure secure, real‑time dispatch signals between VPP operators and behind‑the‑meter assets.
Revenue stacking: Combining energy arbitrage, peak shaving, and ancillary services can boost total system ROI by 15–25 % annually.
Deploying a professionally engineered solar power battery storage system—with the right chemistry, power‑to‑energy ratio, and intelligent controls—enables site owners to optimize self‑consumption, reduce peak charges, ensure backup resiliency, support off‑grid applications, and monetize grid services. Careful sizing and integration of battery storage system for solar panels are key to maximizing performance, lifespan, and financial returns.
