2~20MVA Multifunctional Grid Simulator
AC35kV±10%/AC10kV±10% /AC6kV±10%
Performance characteristics
Wide Power Capacity Range
Covers a range from 2 MVA to 20 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

2MVA~20MVA

Rated Voltage

AC35kV±10%/AC10kV±10% /AC6kV±10%

Input Frequency

50Hz/60Hz±5%

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%

Bypass Function

Optional

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