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Titan AC Series

  • Bidirectional AC power supply
  • Scalable up to 750 kW in a single unit
  • Output voltages up to 576 V L-N
  • Output current max. 750 A
  • Grid feed-back with 94% efficiency 
  • High dynamics
  • High accuracy
  • Grid simulation
  • LVRT and HVRT tests
  • Emulation of linear and non-linear loads

Source load with 4 quadrants in one unit: 

Our TITAN Grid Simulator covers all four quadrants of the Cartesian I-V system. It features an automatic source-load switching function. This allows it to emulate either an AC source such as a real power grid or an AC load. The latter then receives power from the device under test.  

The TITAN Grid Simulator is the ideal test system for grid connectivity and adaptability of PV inverters, V2G, EV chargers, EVSE, energy storage systems, UPS, and AC/DC converters.  

Regenerative technology for faster ROI and savings in test energy costs:  

The TITAN Grid Simulator is a sophisticated device that operates as an AC load or current sink for the device under test (DUT). It can return up to 94% of the energy to the grid instead of dissipating it as heat, as is the case with a conventional load bank.  

The regenerative energy has a power factor (PF) of 0.99 and a total harmonic distortion (THD) of less than 3%. The energy cost savings result in a significantly improved return on investment and shorten the payback period after implementation of the test systems.

MW-level grid simulation with consistent dynamics:

TITAN is the solution for simulating power grids on a utility scale. The parallel connection of multiple renewable grid simulators enables the system capacity to be scaled to multi-MVA levels. Synchronized control and consistent dynamic performance are maintained. 

Parallel operation is coordinated at the control level. This ensures accurate power distribution, phase alignment, and consistent transition behavior across all units. 

This capability is critical for grid-connected test scenarios such as large-scale renewable energy inverters, energy storage systems, electric vehicle charging infrastructures, and power conversion platforms. Inconsistencies between parallel-connected sources can distort grid behavior or compromise test validity. TITAN’s parallel architecture guarantees grid simulation accuracy, fast transient responses, and high control accuracy, even at MW-range power levels. 

High precision, responsiveness, and dynamics: 

Our TITAN Grid Simulator is the ultimate solution: It features an extremely fast voltage rise rate of 1 V/μs and an excellent AC source with a maximum distortion of 0.5% THD. The system dynamically and accurately replicates grid anomalies such as temporary voltage interruptions as if they were real-world scenarios.

Custom control independently for each voltage phase:

The TITAN Grid Simulator is the solution for independent phase control. It emulates phase imbalances and shifts in the range of up to 359.9° phase angle with a resolution of 0.1°. Each of the three AC phases can be configured individually. Application emulation scenarios include phase change, frequency change, voltage change, phase splitting, etc.

User-defined harmonics and interharmonics injection:

The TITAN Grid Simulator is the solution for testing power electronics under distorted grid conditions. With its extensive functions for simulating harmonics and interharmonics, it is the ultimate solution. The simulator generates harmonics up to the 50th order at 50 Hz and 60 Hz.

Low-voltage and high-voltage ride-through tests:  

The TITAN Grid Simulator is the ideal AC source for performing LVRT and HVRT test applications in accordance with VDE-AR-N 4105. Its fast voltage and rise and fall times of 1 ms, rise speed of 1 V/μs, and phase control capability make it an indispensable tool. The adjustable trigger phase angles support single-phase, two-phase, and three-phase tests, thus meeting the high requirements of other application standards for grid-connected test objects.

Titan AC Model overview

ModelVoltage Range
@ L-N
Max. Current
@ 3 phase
Output Power
TA300-576-030-576 V300 A300000 VA
TA400-576-040-576 V400 A400000 VA
TA500-576-050-576 V500 A500000 VA
TA600-576-060-575 V600 A600000 VA
TA750-576-070-576 V750 A750000 VA