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Advanced DC switching controllers with battery voltage range of 350-450 Vdc, featuring grid current display, enabling, and power delivery capabilities.
Product Overview
The GREEF ENERGY multi-functional converter integrates multiple essential functions into a single device, including AC-to-DC rectification for permanent magnet generators, battery charging, DC-to-AC inversion, and a comprehensive energy management system. This all-in-one design enhances operational efficiency and simplifies energy system architecture.
Featuring a configurable dual LCD touchscreen, the converter provides intuitive user interaction and real-time monitoring. Advanced converter technology ensures stable voltage and frequency control specifically optimized for permanent magnet synchronous generators (PMSGs), guaranteeing reliable and uninterrupted power supply to connected loads.
The system supports grid-tied operation, enabling synchronization with electrical grids for continuous operation and direct battery charging from grid power, offering flexible energy management solutions.
Key Features
EMS Smart Energy Management System
Multiple configurable operating modes: off-grid, grid-tied, and grid charging
Double LCD smart touchscreen display for intuitive monitoring and control
Generator power curve tracking technology for enhanced efficiency
AC/DC dual backup for stable auxiliary power supply
Advanced control for unbalanced load management
RS 485 Modbus RTU protocol for seamless communication
Optional PWM dump load for over voltage and over speed protection
Optional water gate motor control function
Remote monitoring and control via WIFI or LAN with dedicated app
Optional sensor control functions for customized requirements
Static Transfer Switch (STS) option for grid-tie/off-grid transitions
Technical Specifications
Electrical Parameters
Rated Power
100 kW
Rated Voltage
≥ 320 Vac
Optimal Generator Rated Voltage
450 Vac
AC Voltage Working Range
240-550 Vac
Maximum AC Current
180 A
Battery Specifications
Battery Type
Lithium-ion
Battery Voltage Range
350-450 Vdc
Rated Voltage
400 Vdc
Maximum Charge/Discharge Current
250 A
Grid-Connected Output
Rated Charge/Discharge Power
100 kW
Maximum Charge/Discharge Power
120 kW
Rated Charge/Discharge Current
144 A
Maximum Charge-Discharge Current
173 A
Rated Grid Voltage
400 V
Grid Voltage Range
300-460 V
Rated Grid Frequency
50/60 Hz
Current THD at Rated Power
< 3%
Power Factor
> 0.99 (range: -1 to 1)
Overload Capacity
1.2x nominal power for 1 minute
Off-Grid AC Parameters
Rated Input Voltage
400 V
Voltage Deviation Tolerance
±2%
THD under Linear Load
< 3%
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 engineered for diverse applications requiring reliable and intelligent power management across multiple scenarios.
Renewable Energy Systems
Ideal for integrating Permanent Magnet Synchronous Generators (PMSGs) from wind or hydro turbines into off-grid or hybrid power networks, ensuring stable AC power delivery.
Off-Grid and Backup Power
Serves as the primary unit for power conversion and management in standalone setups including remote locations, cabins, and telecom stations.
Grid-Interactive Systems
Configurable for grid-tied operations supporting battery charging from grid power and potential grid feedback where permitted.
Industrial and Commercial Power
Ensures stable power supply under unbalanced load conditions with remote monitoring via WIFI/LAN and Modbus integration with building management systems.
Specialized Control Systems
Optional features include water gate motor control for micro-hydropower plants and Static Transfer Switch for seamless grid/off-grid transitions.
Customization Options
The Greef AC PCS On Grid Controller offers extensive customization with 100kW rated power and 95% maximum efficiency. Advanced power curve controller optimizes energy distribution and system stability.
Power Regulation
PWM unloading plus three-phase unloading system
Voltage Conversion
Integrated DC DC Switching Controllers
Manufacturing Origin
China (CE Certified)
Communication
Ethernet, RS485, WIFI
Protection Level
IP54
Optimal Generator Voltage
450Vac
Minimum Order Quantity
1 set
Delivery Time
25 working days
Payment Methods
T/T, Western Union, L/C
Packaging & Shipping
Product Packaging
The On Grid Controller is securely packaged in sturdy, eco-friendly cardboard boxes with foam inserts for shock and vibration protection. Includes controller unit, user manual, installation accessories, and warranty card.
Shipping Information
Orders processed within 1-2 business days with tracking information provided. Shipped via trusted carriers with insurance coverage. International shipping available with variable delivery times based on destination.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Trading Company
Year Established:
2014
Total Annual:
2.5 Million-5 Million
Employee Number:
70~100
Ecer Certification：
Verified Supplier
GREEF: Green Renewable Energy Earth Future
In a world grappling with environmental challenges and the urgent need for sustainable solutions, GREEF emerges as a beacon of hope. Our brand name, GREEF, is an acronym where each letter holds a profound meaning: G for Green,&...
GREEF: Green Renewable Energy Earth Future
In a world grappling with environmental challenges and the urgent need for sustainable solutions, GREEF emerges as a beacon of hope. Our brand name, GREEF, is an acronym where each letter holds a profound meaning: G for Green,&...
