Regenerative Grid Simulator PAS/PFV Series
The PAS / PFV Series Regenerative Grid Simulator is developed for renewable energy related applications. It is designed to simulate various grid conditions and comply with international grid test standards. With advanced voltage and frequency transient simulation capabilities, it is ideal for production testing, quality verification, and research & development.
The PAS series integrates Low Voltage Ride Through (LVRT) test functionality, programmable STEP and GRADUAL modes, and energy regeneration technology. It enables accurate grid simulation while feeding energy back to the grid, significantly improving energy efficiency during testing of grid-tied devices.
Key Features
- Designed for renewable energy and grid-connected applications
- Built-in Low Voltage Ride Through (LVRT) test mode
- Voltage and frequency transient simulation capability
- Energy regeneration with feedback to the grid
- STEP and GRADUAL programmable simulation modes
- Three-phase independent voltage adjustment
- Phase angle adjustment for unbalanced and phase-shift testing
- High efficiency and high input power factor
- Comprehensive protection and fault recording
Specifications
| Output Power | Three Phase: 30kVA ~ 2000kVA |
|---|---|
| Output Voltage | 0 ~ 300V |
| Output Frequency | 45 ~ 65Hz 40 ~ 70Hz (Optional) |
| Total Harmonic Distortion (THD) | ≤ 2% (Resistive Load) |
| Load Regulation | ≤ 1% (Resistive Load) |
| Efficiency | ≥ 92% at Maximum Power |
| Input Power Factor | ≥ 0.99 at Maximum Power |
| Interfaces | Standard: RS-232, RS-485 Optional: Ethernet, GPIB, USB |
Advanced Capabilities
- Built-in LVRT mode to simulate voltage dip tests according to various international grid standards
- Energy feedback function feeds absorbed power back into the grid, saving energy during long-duration tests
- Suitable for standard verification such as UL1741, IEEE 1547, BDEW, CEI 0-16, etc.
- Independent three-phase voltage control for unbalanced load and multi-DUT testing
- Programmable STEP and GRADUAL modes for automatic abnormal power condition simulation
Display & Protection
- 7-inch LCD touch screen display
- Real-time display of voltage, current, frequency, active power, apparent power, and power factor
- Advanced protection against output under/over voltage, overcurrent, overload, input under/over voltage, and over-temperature
- Records up to 255 operation and alarm logs for troubleshooting and analysis
Applications
- Renewable energy inverter testing
- Grid-tied power device verification
- Photovoltaic and energy storage system testing
- R&D and certification laboratories
- Production line and quality assurance testing