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Bi-directional Inverter Specification – 2DI-250
Features:
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Bi-directional inverter (generator and consumer, discharger and charger);
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Grid coupler for different energy storage devices (e.g. batteries);
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Dynamic working power (P) and reactive power (Q) control;
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Current source as answer to the power commands.
Applications:
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Generation and / or consumer support – time shifting;
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Consumption and / or generation balancing / ramping support;
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Generation and /or grid support – maintenance management;
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Power quality improvement – frequency control, reactive power and voltage control;
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Behind the meter power management functions.
Technical features
Nominal power
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250 kW
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Higher need for power
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Can be paralleled
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DC voltage range
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565 to 740 V
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DC voltage ripple
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IEEE compliant
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AC grid voltage
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3 * 400 V
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AC voltage tolerance
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± 10 %
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Output frequency
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50 Hz / 60 Hz
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Harmonic distorsion, current
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IEEE compliant
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PCS efficiency (including transformer)
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94,0 %
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Inverter efficiency
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> 97 % (20 to 100 % load range)
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Inverter cooling
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forced air
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Ambient temperature range
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0 °C to 40 °C
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Relative outside humidity
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0 to 90 %, non-condensed
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Maximum altitude of implementation
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2000 m above sea level
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Inverter noise level
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70 – 80 dBA
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Indoor housing
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1200 * 800 * 2200 mm (w*d*h)
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Indoor weight (including the grid-tie transformer)
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1450 kg
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certified by TÜV Rheinland for the following standards:
Safety of power converters
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IEC 62109-1:2010
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Charasteristics of the utility interface
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IEC 61727:2004
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Islanding prevention
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IEC 62116:2008
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Electromagnetic compatibility (EMC) Immunity Standards
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EN 61000-6-2:2005
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Electromagnetic compatibility (EMC) Emission Standards
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EN 61000-6-4:2007 +A1:2011
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