Sunsynk 30kW High Voltage 3-Phase Hybrid Inverter

The Sunsynk 30kW high voltage three-phase hybrid inverter is a commercial and industrial energy management platform designed for large electrical systems where reliability, efficiency, and three-phase stability are critical. This inverter is engineered for continuous operation under sustained load conditions and is intended for installations that require advanced control over solar generation, high-voltage battery storage, grid interaction, and backup power.

Unlike low-voltage hybrid inverters that rely on high battery currents at 48V, the Sunsynk 30kW HV inverter operates with high-voltage lithium battery systems. This significantly reduces current flow, improves overall efficiency, lowers cable losses, and enables safe transfer of large amounts of power. As a result, this inverter is well suited for factories, warehouses, farms, office parks, shopping centres, cold storage facilities, and large estates with three-phase infrastructure.

Rather than acting as a simple power converter, the Sunsynk 30kW hybrid inverter functions as the central decision-making engine of the electrical system. It continuously evaluates energy availability and demand, making real-time decisions to ensure stable power delivery, efficient energy usage, and controlled grid interaction.

How the Sunsynk 30kW Hybrid Inverter Manages Energy Flow

At its core, the Sunsynk 30kW hybrid inverter constantly monitors solar PV production, battery state of charge, grid conditions, and real-time load demand across all three phases. Based on system configuration and operating priorities, it decides whether energy should be consumed directly from solar, stored in batteries, drawn from battery storage, imported from the grid, or supported by a generator.

This intelligent control allows the inverter to adapt dynamically throughout the day, responding automatically to changing load profiles, weather conditions, and grid availability without manual intervention.

Three-Phase Power Delivery of the Sunsynk 30kW Inverter

The Sunsynk 30kW inverter delivers true three-phase output at 230/400V and supports high levels of phase imbalance, which is common in real-world commercial and industrial installations. Each phase is actively managed to maintain voltage stability and power quality, even when loads fluctuate unevenly across phases.

This makes the inverter suitable for systems running three-phase motors, pumps, compressors, refrigeration equipment, HVAC systems, and distributed commercial loads where consistent phase balance is essential to protect equipment and maintain uptime.

High Voltage Battery System Design of the Sunsynk 30kW Inverter

This inverter is designed exclusively for high-voltage lithium-ion battery systems operating within a wide voltage range of approximately 160V to 800V. It does not support 48V or other low-voltage battery banks.

By operating at high battery voltage, the system achieves improved efficiency, reduced thermal stress, and cleaner power transfer compared to low-voltage architectures. Direct communication with compatible battery management systems via CAN or RS485 enables controlled charging, discharging, protection coordination, and fault handling in large battery installations.

Solar PV Input and MPPT Operation on the Sunsynk 30kW HV Inverter

The Sunsynk 30kW hybrid inverter includes integrated MPPT solar charge controllers, allowing direct connection of high-voltage PV strings without the need for external MPPT devices. It supports PV input voltages up to 1000V DC, enabling long string runs and flexible array layouts across large rooftop or ground-mounted installations.

Multiple MPPT trackers allow different PV arrays to operate independently, improving overall energy harvest when arrays face different orientations or experience partial shading.

Grid Interaction, Export Control, and Compliance

The inverter supports grid-connected operation with configurable export behaviour. It can be configured for full export, partial export, or zero-export operation using CT measurement or compatible metering systems, depending on utility or municipal requirements.

Integrated anti-islanding protection ensures safe disconnection during grid outages and controlled reconnection once grid conditions stabilise.

Generator Integration and Extended Backup Strategy

A dedicated generator input allows the Sunsynk 30kW inverter to integrate seamlessly with diesel or petrol generators. The inverter can automatically start and stop the generator based on battery state of charge, load demand, or programmed schedules.

Generator power can be prioritised for supplying loads, charging batteries, or both simultaneously, allowing efficient fuel usage during extended grid outages.

Backup Operation and Power Continuity

During grid failure, the Sunsynk 30kW hybrid inverter transitions automatically to battery and solar operation. When sufficient energy is available, three-phase loads continue operating without manual intervention.

This makes the inverter suitable for uptime-critical environments where power interruptions can result in operational downtime or equipment damage.

Thermal Performance and Long-Duration Operation

The inverter uses intelligent air cooling to manage internal temperatures under sustained high load conditions. This cooling design supports continuous operation in demanding environments while maintaining reliability and protecting internal components.

Technical Specifications of the Sunsynk 30kW High Voltage Hybrid Inverter

Electrical Output

• Rated AC output power: 30,000 W
• Maximum AC output power: 33,000 W
• Output voltage: 230 / 400 V
• Output frequency: 50 / 60 Hz
• Phase configuration: Three-phase

Battery System

• Battery type: Lithium-ion (high voltage)
• Battery voltage range: 160 – 800 V
• Maximum charging current: 50 A + 50 A
• Maximum discharging current: 50 A + 50 A
• BMS communication: CAN, RS485

Solar PV Input

• Maximum PV input power: 39,000 W
• Maximum PV voltage: 1000 V DC
• MPPT voltage range: 150 – 850 V DC
• Number of MPPT trackers: 4
• Strings per MPPT: 2 + 2 + 2 + 2

Efficiency

• Maximum inverter efficiency: 97.6%
• European efficiency: 97.0%
• MPPT efficiency: Greater than 99%

Physical and Environmental

• Installation type: Wall-mounted
• Cooling: Intelligent air cooling
• Protection rating: IP65
• Operating temperature range: -40°C to +60°C
• Weight: 88 kg
• Dimensions: 527 × 894 × 294 mm

Warranty

Manufacturer warranty: 5 years