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Photovoltaic energy storage grid-connected/off-grid integrated machine
Photovoltaic energy storage grid-connected/off-grid integrated machine

SP250HAG2T Hybrid PV-ESS On/Off-Grid All-in-One Machine

At a glance

SP250HAG2T solar-storage grid-connected/off-grid integrated machine, integrating PCS, MPPT, EMS, PCM grid-connected/off-grid transfer switch, AC/DC power distribution unit, generator control, surge protective device, and built-in isolation transformer, supports diesel generator, PV, and battery connection, suitable for scenarios such as PV-storage-diesel microgrids and diesel-storage backup mine power supplies.

Key Features

  • Seamless on/off-grid switching within 10ms, ensuring continuous power supply for critical loads
  • Multi-channel DC coupling, charging efficiency greater than 99.3%
  • Diesel generator hybrid, grid-forming operation, adaptable to weak grid environments
  • Built-in anti-backflow and peak shaving/valley filling, optimizing energy utilization
  • Supports multi-unit parallel connection, expanding system capacity
  • ALL IN ONE design, rapid deployment, simple on-site commissioning

Product Description

The SP30/25/15HBG2 series hybrid inverters are suitable for various scenarios such as small commercial and industrial applications, small island microgrids, farms, villas, and battery echelon utilization. The product features an isolated air duct design, 150% overload capability, seamless switching (built-in STS), diesel generator hybrid operation, multi-unit parallel connection, and three-phase independent grid-tied control technologies. It supports DC/AC coupling solutions and is compatible with 280/314Ah battery cells, meeting the on-grid and off-grid energy storage needs of different users.

Specifications

ModelSP250HAG2T
Maximum Battery Voltage950V
Minimum Battery Voltage680V
Rated Battery Voltage Range680V-900V
Maximum Battery Current200A*2
PV Power120KW*2
Maximum PV Voltage950V
Minimum PV Voltage200V
MPPT Voltage Range200V-850V
MPPT Rated Voltage600V
Maximum Input Current200A*2
High Voltage Side Voltage Range500V-950V
Rated Power (Grid-tied)250kVA
Rated Current (Grid-tied)362A
Rated Grid Voltage400V/230V
Grid Voltage Range-20%~15%
Grid Unbalance125%
Grid Frequency Range50Hz/47Hz~52Hz(60Hz/57Hz~62Hz)
Current Harmonics<3% (>30% load)
Power Factor-1~1
Rated Output Power (Off-grid)250kVA
Maximum Output Power (Off-grid)275kVA
Rated Output Current (Off-grid)362A
Maximum Output Current (Off-grid)398.2A
Rated Voltage (Off-grid)400V/230V
Output Voltage Harmonics<2% (resistive load)
Unbalance (Off-grid)100%
Frequency Range (Off-grid)50/60Hz
Output Overload (Current) IeRated Output Current: Ie*1.1<Iload≤Ie*1.25 100s; Ie*1.25<Iload 300ms
Grid-tied/Off-grid Switching TimeActive: 0ms; Passive: <10ms
Number of Parallel Cabinets3 units
EMS FunctionsSOC balancing, peak shaving and valley filling, self-consumption, surplus power to grid, cloud platform, anti-backflow, diesel-solar hybrid
Isolation TransformerBuilt-in isolation transformer
Bypass Function500A
Protection RatingIP54
DimensionsW*H*D=1000*1850*973mm
Weight≈1800kg
Temperature Range-30~60℃ (derating at 45℃)
Humidity Range10-95%
Cooling MethodAir cooling
Altitude4000m (derating above 2000m)
Transformer ModelThree-phase isolation transformer
Transformer Rated Voltage (Input)400V
Transformer Rated Current (Input)360.8A
Transformer Rated Power (Input)250KVA
Transformer Operating Frequency (Input)50/60Hz
Transformer Rated Voltage (Output)400V
Transformer Rated Current (Output)360.8A
Transformer Rated Power (Output)250KVA
Transformer Operating Frequency (Output)50/60Hz
Transformer Efficiency≥98.5%
Transformer Noise≤70dB
Transformer Weight780Kg±5%

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