Technical Support FAQs-Gotion ESC-R125-261-CE
1.What is ESC-R125-261-CE?
ESC-R125-261-CE is a 125kW/261kWh industrial and commercial all-in-one energy storage system launched for industrial and commercial application scenarios, integrating battery packs, control box, liquid cooling system, bidirectional PCS, fire suppression system and other core components, with modular design and multiple intelligent functions such as peak-valley arbitrage and emergency backup power supply.
2.What is the rated power and nominal energy of ESC-R125-261-CE?
The system has a rated power of 125kW and a nominal energy of 261kWh, adopting a 1P260S system configuration, which can meet the large-capacity energy storage and power adjustment needs of industrial and commercial users.
3.What type of battery cell does ESC-R125-261-CE use?
The system is equipped with lithium iron phosphate battery cells with a rated capacity of 314Ah and a rated energy of 1004.8Wh, which has the characteristics of high safety and long cycle life, suitable for long-term industrial and commercial energy storage operation.
4.What is the DC and AC voltage range of ESC-R125-261-CE?
The system’s DC working voltage range is 728-936Vdc; the AC rated output voltage is 400V (supporting a fluctuation range of -15% ~ +15%, that is 340-460V), matching the mainstream industrial and commercial power grid standards.
5What are the environmental adaptability parameters of ESC-R125-261-CE?
① Operating temperature: -30 °C – 50 °C (derating when the temperature is higher than 45 °C); ② Humidity: ≤95% (no condensation); ③ Altitude: ≤3000m (derating when higher than 2000m), with strong adaptability to different regional environments.
6.What is the protection grade of ESC-R125-261-CE system and its battery pack?
The overall cabinet protection grade of the system is IP55, and the battery pack reaches IP67 high protection grade, which is dustproof, waterproof and suitable for various outdoor industrial and commercial application scenarios.
7.What cooling method is adopted by ESC-R125-261-CE?
The system uses a hybrid cooling solution of PCS forced air cooling + battery pack liquid cooling, equipped with a special chiller for battery temperature control, ensuring the battery operates within the optimal temperature range and extending the cell life.
8.What are the key parameters of the PCS in ESC-R125-261-CE?
The built-in 125kW PCS has the following core parameters: ① DC voltage range 600-1000V (full load 630~950V), rated DC current 198A; ② AC three-phase four-wire, rated current 180A, maximum efficiency 99%; ③ Support on-grid/off-grid operation, off-grid nominal output 125kW/400V; ④ Protection grade IP20, size W540H240D680mm, forced air cooling.
9.What are the main parameters of the chiller in ESC-R125-261-CE?
The dedicated liquid cooling chiller has: ① Nominal voltage 220Vac, cooling capacity 5kW (@45°C ambient, 18°C coolant output), heating capacity 2kW; ② Flow rate 46.5L/min@60kPa, using 50% glycol aqueous solution as coolant; ③ Protection grade IPX5, working temperature -30°C~55°C, adaptable to multiple transportation modes.
10.What are the specifications of the control box in ESC-R125-261-CE?
The control box integrates secondary BMS and EMU, with a size of 440750200mm; it is responsible for power supply of BMS, fire suppression system and display screen, and has functions such as fault alarm, safety protection and emergency stop, ensuring the system safety during operation and maintenance.
11.What are the core parameters of the EMU (Energy Management Unit) in ESC-R125-261-CE?
The EMU is a core intelligent control component: ① 10.1-inch capacitive touch screen (resolution 1024600), motherboard size 19615030mm; ② Operating temperature -40°C~85°C, power supply 5W (6-33V); ③ Equipped with 3RS485, 3RS232, 1Ethernet and other interfaces, supporting Modbus/MQTT protocol.
12.What are the parameters of the battery pack in ESC-R125-261-CE?
The battery pack is configured as 1P52S, with nominal voltage 166.4Vdc and nominal energy 52.2kWh; the physical size is 8001152237mm, weight about 340kg, and the protection grade reaches IP67, matching the system's outdoor operation needs.
13.What core functions does ESC-R125-261-CE have?
The system has multiple core functions for industrial and commercial scenarios: ① Peak-valley electricity price arbitrage and off-peak power consumption; ② Automatic emergency backup power supply; ③ Grid voltage regulation, three-phase imbalance control and power harmonic management; ④ Real-time data acquisition and monitoring via local EMS and cloud platform; ⑤ Support grid peak shaving and valley filling to reduce grid pressure.
14.What are the core product features of ESC-R125-261-CE?
The system has four core advantages: ① Extreme safety: IP67 battery pack + IP55 system, aerosol fire suppression system, liquid-cooled battery pack, multi-level electrical safety; ② Flexible configuration: suitable for multiple scenarios, transportable by forklift/crane, self-developed EMU supports customization; ③ High integration: all-in-one design saves space, modular design for easy maintenance, supports parallel capacity expansion; ④ Intelligent operation and maintenance: real-time system state monitoring, intelligent charge-discharge management to reduce operation costs.
15.What communication interfaces and protocols does ESC-R125-261-CE support?
① System level: RS485/Ethernet (reserved) interfaces, supporting Modbus/MQTT protocols (protocol customization available); ② PCS: RS485, RJ45, CAN interfaces, supporting Modbus TCP, Modbus RTU, CAN; ③ EMU: 3RS485, 3RS232, 1*Ethernet, supporting cloud data transmission via 2G/4G/LAN.
16.Does ESC-R125-261-CE support capacity expansion?
Yes, the system adopts a modular design and fully supports capacity expansion via parallel connection, which can flexibly adjust the total energy storage capacity according to the actual energy storage needs of industrial and commercial users, with strong scalability.
17.What fire suppression system is equipped with ESC-R125-261-CE?
The system is configured with a professional aerosol fire suppression system as part of the multi-level safety protection, which can quickly respond to fire risks and protect the safety of the battery pack and the whole system.
18.What are the overall physical dimensions and weight of ESC-R125-261-CE?
The system’s overall dimensions (LWH) are 112013502420mm (including the height of the vent plate), and the total weight is 2600kg; it can be transported by forklift or crane, which is convenient for on-site installation and deployment.
19.What installation layout methods are supported by ESC-R125-261-CE?
The system supports two professional installation layouts for industrial and commercial scenarios:
① Face-to-face layout: the distance between cabinets is ≥3000mm, and the front/back reserved maintenance space is ≥1200mm;
② Side-by-side layout: the cabinet rear is ≥1200mm from the wall/objects, the front is ≥3000mm from the wall/objects, and the reserved space between cabinets is ≥15mm.
20.What is the installation method of the EMU in ESC-R125-261-CE?
The EMU is installed by flush-mounting with M3 screws, which is firm and stable, and the installation position is easy to operate and view, suitable for the on-site installation and maintenance requirements of industrial and commercial equipment.
21.What application scenarios is ESC-R125-261-CE suitable for?
The system is specially designed for various industrial and commercial energy storage scenarios, including industrial parks, commercial plazas, manufacturing factories, data centers, shopping malls and supermarkets, etc.; it is also suitable for outdoor industrial and commercial scenarios due to its IP55 protection grade and heat resistance design.
22.What problems can ESC-R125-261-CE solve for industrial and commercial users?
The system can solve multiple pain points of industrial and commercial users: ① Reduce electricity costs through peak-valley electricity price arbitrage; ② Provide emergency backup power supply to avoid production and business losses caused by power outages; ③ Optimize power consumption load and reduce peak power demand charges; ④ Assist grid voltage regulation and reduce the impact of local load on the grid; ⑤ Realize intelligent energy management and reduce manual operation and maintenance costs.