SolarEdge 330kW TerraMax Solar Inverter

SolarEdge Technologies SKU: SE330K-RW111BNC4

More Details

The SolarEdge 330kW TerraMax Solar Inverter delivers exceptional energy yields and flexibility for large-scale PV projects. With 99.2% peak efficiency, 200% DC oversizing, and advanced monitoring, it offers reliable performance and reduced operating costs across diverse EU installations.

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SolarEdge 330kW TerraMax Solar Inverter

The SolarEdge TerraMax SE330K is a transformerless grid-tied solar inverter for large-scale PV systems. It supports 1500 Vdc input, 690 Vac three-phase output and module-level optimisation for technical PV installations requiring high DC capacity and integrated protection features.

Key Features
330 kW rated AC output

Rated AC active output power of 330,000 W with maximum apparent AC output power of 330,000 VA.

1500 Vdc input capability

Maximum DC input voltage of 1500 Vdc with up to 660,000 W maximum DC power at module STC.

High conversion efficiency

Maximum efficiency of 99.2% and EU efficiency of 98.8%.

Integrated protection functions

Includes DC reverse polarity protection, ground fault isolation detection, integrated DC disconnect and Type 2 AC/DC surge protection.

Module-level optimisation

Supports module-level optimisation and PID rectifier functionality.

Benefits
  • Supports high-voltage PV string designs with reduced cabling requirements.
  • Provides IP66 protection for outdoor installation environments.
  • Wide operating temperature range from -40 to +60 °C.
  • Field-replaceable surge protection and fans support service access.
  • SetApp commissioning and built-in Wi?Fi access point support local setup.
Technical Summary

SE330K model with 330 kW rated AC active output power. Three-phase output at 690 Vac nominal, 587–759 Vac range, 50 ± 5% Hz and ?3% total harmonic distortion. DC input up to 1500 Vdc, 266.7 Adc maximum input current and 660,000 W maximum DC power. Maximum efficiency 99.2%, EU efficiency 98.8%. IP66 enclosure, transformerless topology, integrated DC disconnect, Type 2 AC/DC surge protection and operating temperature range of -40 to +60 °C.

Installation Notes

Bracket supplied. AC connection uses 2 glands for 48–55 mm cable diameter with terminal lugs, maximum 300 mm² per wire, aluminium or copper. DC connection uses 4 glands for 22–32 mm cable diameter with terminal lugs, maximum 300 mm² per wire, aluminium or copper. Commissioning is supported via SetApp mobile application using the built-in Wi?Fi access point. Power derating applies above +45 °C.

Efficiency

Maximum efficiency is 99.2% and EU efficiency is 98.8%. The inverter supports 200% DC oversizing and module-level optimisation. RoHS compliant.

Communication

CAN, RS485, Ethernet, Optional: Wi-Fi, Cellular, LAN

Nominal Voltage (V)

690,00

Manufacturer

SolarEdge Technologies

Commodity Code

8504408490

Dimensions (mm) (H x W x D)

1090 x 914 x 416

Weight (kg)

163

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Installation Guide SolarEdge TerraMax SE300K SE330K EN V1.5

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Warranty SolarEdge

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SolarEdge TerraMax SE300K SE330K H1300 DS 000099 2025 04 10

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