AC Generator-Battery Hybrid Converter 450 Vac Optimal Generator Rated Voltage Touch Screen Display Supporting 50 60 Hz Rated Grid Frequency in Energy Systems
Product Description:
The GREEF ENERGY multi-functional converter combines several essential functions into one compact system. It performs AC-to-DC rectification specifically designed for permanent magnet (PM) generators, enabling efficient power conversion. Additionally, it supports battery charging and DC-to-AC inversion, making it a versatile solution for various energy applications.
This advanced converter is equipped with a dual LCD touchscreen that is fully configurable, providing users with an intuitive interface for monitoring and control. Utilizing cutting-edge converter technology, it offers precise and stable voltage and frequency regulation for permanent magnet synchronous generators (PMSGs). This stability ensures a continuous and reliable power supply to connected loads.
Moreover, the converter can be easily configured to operate in grid-tied mode. In this mode, it can synchronize with the utility grid, allowing for smooth operation and facilitated charging from the grid when necessary. This flexibility makes the GREEF ENERGY converter an ideal component for integrated energy management systems.
EMS Smart Energy Management System
The EMS Smart Energy Management System offers multiple configurable operating modes, including off-grid, grid-tied, and grid charging options. This flexibility allows for tailored energy management solutions depending on the specific application and environment.
Featuring a double LCD smart touch screen display, the system provides an intuitive and user-friendly interface. Users can easily monitor system status and adjust settings with precision and convenience.
Equipped with advanced generator power curve tracking technology, the EMS system optimizes power output and efficiency. Additionally, it supports AC/DC dual backup to ensure a reliable auxiliary power supply in various scenarios.
The system incorporates control technology for managing unbalanced loads, enhancing overall stability and performance. It also utilizes the standard RS-485 Modbus RTU protocol for seamless communication and integration with other devices.
Optional features include a PWM dump load with overvoltage and overspeed protection, water gate motor control functionality, and a WiFi/LAN remote monitoring and control application. These options enable enhanced protection and convenient remote management.
Furthermore, the EMS system supports customized sensor control functions, allowing for tailored automation solutions. It also enables the addition of a Static Transfer Switch (STS) for smooth transitions between grid-tied and off-grid operations.
Technical Parameters:
| Model | Mars-100kt |
| Rated power(kW) | 100 |
| Rated voltage(Vac) | ≥ 320 |
| Optimal generator rated voltage(Vac) | 450 |
| AC votlage working range(Vac) | 240 ~ 550 |
| Maximum AC current(A) | 180 |
| Battery type | Lithium-ion |
| Battery voltage range(Vdc) | 350 - 450 |
| Rated battery voltage(Vdc) | 400 |
| Max charging&discharging Current(A) | 250 |
| Rated charging/discharging power(kw) | 100 |
| Rated charge and discharge current(A) | 144 |
| Rated grid voltage(V) | 400 |
| Permissible grid voltage range(v) | 300 - 460 |
| Rated grid frequency(Hz) | 50 / 60 |
| Maximum efficiency(%) | 95 |
General Electrical Specifications
The system has a rated power output of 100 kW. It operates at a rated voltage of at least 320 Vac, with an optimal generator rated voltage of 450 Vac. The AC voltage working range extends from 240 Vac to 550 Vac, while the maximum AC current supported is 180 A.
Battery Specifications
This system uses a lithium-ion battery with a voltage range between 350 Vdc and 450 Vdc. The rated battery voltage is 400 Vdc, and it supports a maximum charging and discharging current of up to 250 A.
Output Side Parameters (Grid-Connected)
When connected to the grid, the rated charging and discharging power is 100 kW, with a maximum power of 120 kW available for both charging and discharging. The rated charge and discharge current is 144 A, and the maximum current can reach up to 173 A.
The system operates with a rated grid voltage of 400 V, accommodating a permissible grid voltage range from 300 V to 460 V. It supports grid frequencies of 50 Hz and 60 Hz. At rated power, the total harmonic distortion rate of the current remains below 3%.
Regarding power factor, it is greater than 0.99 and can be adjusted within the range of -1 to 1. The system has an overload capacity of 1.2 times the nominal power for continuous operation lasting one minute.
AC Side Parameters (Off-Grid)
In off-grid mode, the rated input voltage is set at 400 V, with a voltage deviation tolerance of ±2%. The total harmonic distortion rate under a linear load is maintained below 3% for optimal performance.
Protection Features
- Over voltage and speed protection: Optional
- AC short-circuit protection: Supported
- AC output overcurrent protection: Supported
- Surge protection: Level 2
Applications:
The GREEF ENERGY multi-functional converter is an exceptionally versatile system designed to cater to a wide variety of applications. It excels particularly in environments where dependable and intelligent power management is essential. This device is engineered to support numerous core functions across different sectors.
One of its primary uses is within renewable energy systems . The converter is perfectly suited for integrating Permanent Magnet Synchronous Generators (PMSGs), which are commonly found in wind turbines and hydro turbines. This integration facilitates the delivery of stable AC power, especially in off-grid or hybrid power setups.
Additionally, the converter plays a crucial role in off-grid and backup power scenarios . It acts as the central unit for power conversion and management in standalone systems such as remote locations, cabins, or telecommunication stations. It efficiently manages generator inputs, battery charging processes, and inverter outputs.
The system is also capable of operating in grid-interactive modes . It can be configured for grid-tied applications, enabling battery charging directly from the grid as well as the possibility of feeding excess power back into the grid. This functionality is subject to local regulations and specific system settings.
For industrial and commercial power management , the converter provides a reliable power supply even under unbalanced load conditions. It offers remote monitoring capabilities through WIFI or LAN connections and supports integration with building management systems using the Modbus protocol.
Furthermore, there are optional features tailored for specialized control systems . These include functions such as controlling water gate motors in micro-hydropower plants and incorporating a Static Transfer Switch (STS) for seamless transitions between grid and off-grid power sources.
Overall, this product forms a fundamental platform that integrates power generation, storage, consumption management, and grid connection functionalities. Its highly modular design and customizable options provide the flexibility necessary to deploy it in complex environments ranging from residential off-grid energy setups and commercial backup systems to small-scale renewable energy power plants.
Customization:
Greef offers customized On Grid Controller solutions with model number AC PCS, designed and manufactured in China. Our products are CE certified, ensuring high quality and compliance with international standards. We specialize in the monitoring of wind turbine speed and wind speed, integrating advanced wind controller technology for optimal performance.
The On Grid Controller supports a permissible grid voltage range of 300 - 460V and a rated grid frequency of 50 / 60 Hz, suitable for various grid conditions. It operates reliably within an ambient temperature range of -40 to 60℃, with a standby power consumption of less than 50W. The system uses lithium-ion batteries for efficient energy storage and long-lasting power supply.
We provide DC DC Switching Controllers as part of our customization services, tailored to meet your specific requirements. Our minimum order quantity is 1 set, with packaging details including foam and plywood cases to ensure safe delivery. The delivery time is approximately 25 working days after order confirmation.
Pricing is negotiable to accommodate your budget, and we accept multiple payment terms including T/T, Western Union, MoneyGram, and L/C. Our supply ability ensures timely fulfillment of your orders, making Greef a reliable partner for your wind controller and energy management needs.
Packing and Shipping:
Product Packaging and Shipping for On Grid Controller:
Each On Grid Controller is carefully packed in a sturdy, custom-designed cardboard box to ensure maximum protection during transit. The controller is wrapped with anti-static foam and bubble wrap to prevent any damage from shocks or vibrations.
The packaging includes the On Grid Controller unit, a user manual, mounting accessories, and necessary connection cables, all securely arranged to avoid movement inside the box.
For shipping, we use reliable carriers with tracking options to ensure timely and safe delivery. The package is labeled clearly with handling instructions and destination details. Bulk orders are palletized and shrink-wrapped to provide extra stability during transportation.
We also offer expedited shipping options and international delivery services to meet our customers’ needs worldwide.
