Power Conversion System AC 400V 125kVA 99.1%

Facilitating seamless bidirectional AC/DC energy routing, this Power Conversion System ensures highly stable grid-tied and off-grid performance. Designed for demanding commercial microgrids, it functions as a robust energy storage converter to intelligently manage large 280Ah to 320Ah capacity cells.

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ModelPCS
AvailabilityIn stock
  • CE & TUV certified
  • Worldwide shipping
  • OEM & ODM support

Product Features of the Power Conversion System

Built for rigorous industrial environments, this Power Conversion System integrates a compact 3U design to minimize standby losses and simplify rack installation.

  • Bidirectional Efficiency: Achieves high-efficiency AC/DC conversion reaching up to 99.1% with full potting to ensure strong structural reliability.
  • Grid Adaptability: Supports 100% three-phase unbalanced load capability, offering exceptional stability for complex commercial grid setups.
  • Flexible Expansion: Enables AC parallel expansion and hot-swap maintenance, operating efficiently in both 3P3W and 3P4W wiring modes.
  • Battery Compatibility: Features a wide DC voltage range (600~950VDC) that perfectly adapts to high-capacity battery cells (280Ah, 314Ah, and 320Ah).
  • Comprehensive Safety: Integrates automatic protocols against overvoltage, overcurrent, overload, short circuits, and islanding scenarios.

Environmental & Operating Conditions

Engineered for endurance, the unit operates continuously from -30°C to +65°C (initiating thermal derating above 50°C) and supports high altitudes up to 4000m. It maintains peak performance in 0~98% non-condensing humidity utilizing an intelligent air cooling mechanism.

Certifications & Standards

The module complies strictly with CE (IEC 62477-1) safety regulations and CE (IEC 61000-6-2/4) EMC standards. It seamlessly integrates with global grid connection codes including European EN50549-1/-10, Germany VDE4105, and UK G99.

Commercial Applications for the Power Conversion System

By utilizing this advanced Power Conversion System, commercial parks can execute seamless switching between grid connection and off-grid operations.

Applications & Use Cases

  • Peak Shaving & Valley Filling: Acts as a vital pcs converter to store off-peak electricity and discharge during high-demand hours to optimize industrial energy costs.
  • Microgrid Construction: Serves as the core ac dc power conversion unit to integrate wind turbines, photovoltaic solar arrays, and diesel generators.
  • Demand Response: Utilizes precise EMS instructions to dynamically control battery cycling, functioning as highly reliable ac to dc power converters for smart grid balancing.

Technical Specifications of the Power Conversion System

Evaluate the precise AC/DC parameters below to accurately align this Power Conversion System with your industrial storage network requirements.

DC Parameters & Efficiency

DC Parameters 125KVA Model 105KVA Model
Rated Power 125KVA 105KVA
Voltage Range 600 ~ 950VDC (625-950VDC full-load operation)
Maximum Current 210A 175A
Stabilized Voltage Precision ±1%
Stabilized Current Precision ±1%
Maximum Efficiency ≥ 99.1%

AC On-Grid & Off-Grid Parameters

AC Parameters 125KVA Model 105KVA Model
Rated Power 125KVA 105KVA
Max Power (Continuous) 137.5KVA 115.5KVA
Rated Voltage 400VAC
On-Grid Voltage Range 340 ~ 460VAC (340~400VAC linear derating)
Maximum Current (On-Grid) 198.5A 167A
Wiring Mode 3P3W+PE / 3P4W+PE
Voltage Frequency 50 / 60 ± 5Hz
THDi / THDu ≤ 3%

Dimensions of the Power Conversion System

Verify the 3U rack footprint and topological routing associated with this Power Conversion System for secure integration into industrial battery cabinets.

Dimensions & Wiring

The system coordinates seamlessly with the EMS and BMS via dedicated communication cables, bridging the DC battery packs directly to the AC grid.

power conversion system pcs diagram

System Physical & Communication Data
Dimensions (W × D × H) 440mm × 130mm × 600mm (without hanging ears)
Weight ≤ 40kg
Overload Capability 110% (long-term)
Level of Protection IP20
PC Terminal Communication Ethernet (Modbus-TCP); RS485 (Modbus-RTU); CAN 2.0
BMS Communication RS485; CAN 2.0B
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