Description

High – integrated and Multi – functional Design

The MSP250HCG2 photovoltaic inverter from Imax Power features a high – integrated and multi – functional design. It incorporates core modules such as PCS, MPPT, EMS, and PCM, integrating multiple functions including grid – connected/off – grid switching, oil engine control, lightning protection, and AC power distribution.

1. Fast Grid – connected/Off – grid Switching

The system can achieve switching at the 10ms level. This rapid switching ensures seamless power supply to critical loads. As a result, it significantly enhances the stability and reliability of the entire system.

2. Efficient Energy Management

The charging efficiency exceeds 99.3%. Through intelligent EMS scheduling, it realizes peak shaving and valley filling, spontaneous self – use, and peak – shaving filling valleys. This maximizes the utilization of energy and reduces energy waste.

3. Intelligent EMS Control System

It can monitor the energy flow states of photovoltaic, energy storage, loads, and oil engines in real – time. This enables multi – mode operation and cloud – end management. Operators can remotely monitor and control the system, improving management efficiency.

4. Flexible Multi – energy Access

The inverter supports multiple energy inputs such as photovoltaic, energy storage, oil engines, and municipal electricity. It adapts well to micro – grid, emergency, and off – grid scenarios. This flexibility allows it to meet diverse power supply needs.

5. Solid and Reliable System Structure

It adopts an IP54 protection level design. It is dust – proof and water – proof, and supports air – cooling and liquid – cooling heat dissipation. It can adapt to working environments ranging from – 30°C to 60°C. This ensures stable operation in various harsh environments.

6. Perfect Technical Parameter Configuration

The single cabinet has a rated capacity of 250kVA. It supports the parallel operation of three units. With a power factor of 1.0 and a maximum input voltage of 950V, it meets the requirements of multi – scenario applications. This configuration provides sufficient power output and flexibility for different use cases.

MSP250HCG2 Photovoltaic Inverter Parameters in Detail

The MSP250HCG2 is a high-performance photovoltaic inverter widely used in solar power generation systems. Here are its detailed parameters:

1. Battery Parameters

• Highest Battery Voltage: 950V
  • This represents the maximum voltage the battery can reach. Exceeding this may damage the battery or related components.
• Lowest Battery Voltage: 680V
  • It is the minimum voltage limit for the battery. Falling below this can affect the normal operation of the system.
• Rated Battery Voltage Range: 680V – 900V
  • The optimal operating voltage range for the battery to ensure efficient and stable performance.
• Maximum Battery Current: 200A*2
  • The maximum current that the battery can provide, which is crucial for system power output.

2. PV Parameters

• Photovoltaic Power: 120KW*4
  • The total power capacity of the photovoltaic part, indicating the maximum power that can be generated from solar energy.
• Highest PV Voltage: 950V
  • The peak voltage that the PV system can generate.
• Lowest PV Voltage: 200V
  • The minimum voltage required for the PV system to function properly.
• Rated MPPT Voltage Range: 600V – 900V
  • The voltage range within which the Maximum Power Point Tracking (MPPT) function works effectively to maximize power harvest.
• Maximum Input Current: 200A*2
  • The maximum current that the inverter can accept from the PV system.

3. AC Side (Grid – connected) Parameters

• Rated Power: 250kVA
  • The standard power output when connected to the grid under normal operating conditions.
• Rated Current: 362A
  • The current value corresponding to the rated power output.
• Rated Grid Voltage: 400V/230V
  • The standard voltage levels that the inverter can synchronize with when connected to the grid.
• Grid Voltage Range: -20% – 15%
  • The allowable fluctuation range of the grid voltage for stable inverter operation.
• Grid Unbalance Degree: 125%
  • It measures the tolerance of the inverter to unbalanced grid conditions.
• Grid Frequency Range: 50Hz/47Hz – 52Hz(60Hz/57Hz – 62Hz)
  • The acceptable frequency range of the grid for the inverter to operate normally.
• Current Harmonics: <3% (at more than 30% load)
  • The level of current harmonics, which should be kept low to ensure power quality.
• Power Factor: -1 – 1
  • It indicates the phase relationship between voltage and current, and the inverter can adjust it within this range.

4. AC Side (Off – grid) Parameters

• Rated Output Power: 250kVA
  • The standard power output when operating in off – grid mode.
• Maximum Output Power: 275kVA
  • The peak power that the inverter can deliver in off – grid situations.
• Rated Output Current: 362A
  • The current value corresponding to the rated output power in off – grid mode.
• Maximum Output Current: 398.2A
  • The highest current that the inverter can output in off – grid operation.
• Rated Voltage: 400V/230V
  • The standard voltage levels for off – grid output.
• Output Voltage Harmonics: <2% (resistive load)
  • The level of output voltage harmonics under resistive load conditions, ensuring stable power supply.
• Unbalance Degree: 100%
  • The tolerance of the inverter to unbalanced output conditions in off – grid mode.
• Frequency Range: 50/60Hz
  • The available frequency options for off – grid output.
• Output Overload (Current): Ie​∗1.1<Iload​≤Ie​∗1.25, lasting 100s
  • It defines the overload capacity of the inverter in terms of current for a specific duration.

The above design and specifications are subject to change without prior notice. Imax Power’s MSP250HCG2 photovoltaic inverter, with its comprehensive parameter performance, can efficiently and stably convert solar energy into usable electrical energy. It meets the grid – connected and off – grid requirements in different scenarios and is an ideal choice for solar power generation projects.