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SG3125-3400HV-MV-30 Grid Tied Solar Inverters
SG3125-3400HV-MV-30 Grid Tied Solar Inverters

SG3125-3400HV-MV-30 Grid Tied Solar Inverters

SG3125/3400HV-MV-30 99% efficient solar inverter combines modular O&M, full grid compliance (LVRT/HVRT), and smart power controls in a space-saving 10-ft container.

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Description

SG3125/3400HV-MV-30 High Performance Solar Inverter

Maximized Energy Yield

99% max. efficiency with advanced three-level technology.

Simplified Operation & Maintenance

Real-time current & voltage monitoring for instant diagnostics.

Modular design for quick servicing.

External touchscreen for user-friendly control.

Lower Total Cost of Ownership

10-foot containerized design reduces transport & installation costs.

1500V DC system minimizes overall system expenses.

Optional nighttime reactive power (Q) support.

Grid-Friendly Performance

Compliant with IEC 62116, IEC 61727.

LVRT/HVRT (Low & High Voltage Ride-Through).

Active & reactive power control with configurable ramp rates.


Type DesignationSG3125HV-MV-30SG3400HV-MV-30

Input ( DC )

  • Max. PV input voltage1500 V
  • Min. PV input voltage / Startup input voltage875 V / 915 V
  • MPP voltage range875 V – 1300 V
  • No. of independent MPP inputs2
  • No. of DC inputs16 / 18 / 22 / 24 / 28 (max. 24 for floating system)
  • Max. PV input current3997 A
  • Max. DC short-circuit current10000 A
  • PV array configurationNegative grounding or floating

Output ( AC )

  • AC output power3125 kVA @ 50 ℃ / 3437 kVA @ 45 ℃3437 kVA @ 45 ℃
  • Max. inverter output current3308 A
  • AC voltage range20 kV – 35 kV
  • Nominal grid frequency / Grid frequency range50 Hz / 45 Hz – 55 Hz, 60 Hz / 55 Hz – 65 Hz
  • Harmonic (THD)< 3 % (at nominal power)
  • DC current injection< 0.5 % In
  • Power factor at nominal power / Adjustable power factor> 0.99 / 0.8 leading – 0.8 lagging
  • Feed-in phases / AC connection3 / 3-PE
  • Max. efficiency / European efficiency99.0 % / 98.7 %

Transformer

  • Transformer rated power3125 kVA3437 kVA
  • Transformer max. power3437 kVA
  • LV / MV voltage0.6 kV / (20 – 35) kV
  • Transformer vectorDy11
  • Transformer cooling methodONAN (Oil-natural, air-natural)
  • Oil typeMineral oil (PCB free) or degradable oil on request

Protection & Function

  • DC input protectionLoad break switch + fuse
  • Inverter output protectionCircuit breaker
  • AC MV output protectionCircuit breaker
  • Surge protectionDC Type I + II / AC Type II
  • Grid monitoringYes
  • Ground fault monitoringYes
  • Insulation monitoringYes
  • Overheat protectionYes
  • Q at night functionOptional

General Data

  • Dimensions ( W * H * D )6058 * 2896 * 2438 mm
  • Weight15 T
  • Degree of protectionInverter: IP65 / Others: IP54
  • Auxiliary power supply5 kVA ( optional: max. 40 kVA )
  • Operating ambient temperature range-35 to 60 ℃ (> 50 ℃ derating)-35 to 60 ℃ (> 45 ℃ derating)
  • Allowable relative humidity range0 % - 100 %
  • Cooling methodTemperature controlled forced air cooling
  • Max. operating altitude1000 m ( standard ) / > 1000 m ( optional )
  • DisplayTouch screen
  • CommunicationStandard: RS485, Ethernet; Optional: optical fiber
  • ComplianceCE, IEC 62109, IEC 61727, IEC 62116, IEC 62271-202, IEC 62271-200, IEC 60076
  • Grid SupportQ at night (Optional), L/HVRT, active & reactive power control and power ramp rate control


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