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20~150MVA Multifunctional Grid Simulator

AC35kV±10%

Performance characteristics

Wide Power Capacity Range

Offering an ultra-high capacity from 20 MVA to 150 MVA, with support for customized voltage levels and diverse testing functions

High-Quality Output Waveform

Utilizes DSF+FPGA digital control technology for high performance and exceptional dynamic response characteristics

High Power Density Design

Features modular power unit design for a compact system footprint

Multi-Unit Parallel Expansion Capability

Supports parallel operation of six or more units without compromising parameter accuracy

Robust Equipment Safeguards

Features a comprehensive protection scheme including protective devices and dedicated converter fault protection

All-in-One Source/Load Design

Capable of four-quadrant operation for both grid simulation and load simulation

main parameters

Capacity	20MVA~150MVA
Rated Voltage	AC35kV±10%
Input Frequency	Adjustable from 0.1 Hz/s to 50 Hz/s
Allowed Grid Voltage THD (Normal Operation)	≤4％
Allowed Grid Voltage Unbalance (Normal Operation)	≤4％
Steady-State Output Voltage	0% to 140%, Accuracy ≤ 0.2%
High Voltage Ride-Through (HVRT) Output	110% to 140%, Response time ≤ 10ms
Low Voltage Ride-Through (LVRT) Output	0% to 90%, Response time ≤ 10ms
Continuous HVRT/LVRT Output	Supports 2 to 6 consecutive ride-through events
Output Frequency	45 Hz to 66 Hz, Accuracy ≤ 0.01 Hz
Three-Phase Voltage Unbalance	1% to 15%, Accuracy ≤ 0.1%
Output Flicker	Pst: 1 to 10, Accuracy ≤ 0.1
Output Harmonics/Interharmonics	2 to 50 times, Accuracy ≤ ±0.3%
Primary Frequency Regulation (PFR)	Adjustable from 0.1 Hz/s to 50 Hz/s
Inertia Response	Adjustable from 0.1 Hz/s to 50 Hz/s
Impedance Scanning	1~2000
Load Simulation	For independent load operation, black start, and transition between grid-following and grid-forming modes
Grid Strength Adaptability	SCR：1~10
Phase Angle Jump	-90°~90°
Low-Frequency Oscillation Adaptability	Oscillation Frequency: 0.1 Hz to 2.5 Hz
Noise	≤85dB
System Efficiency	≥95％
Lightning Protection	Yes
Fire Detection, Monitoring & Protection	Yes
Parallel Operation Function	Supports parallel operation of 6 or more units.
Cooling Mode	Air-Cooled
Altitude	2000m
Layout / Arrangement	Indoor	Containerized
Protection Rating	IP23	Operation：IP23
		Standby：IP54