30kW Three-Phase Off-Grid Inverter with Dual MPPT and 250-850V Battery
Industrial-Grade Power Conversion for Demanding Environments
This 30kW three-phase hybrid inverter represents a robust energy solution engineered for remote and mission-critical applications where grid reliability is unavailable. By integrating solar power conversion, battery storage, and generator support into a single unified system, it eliminates the need for separate components while delivering exceptional operational flexibility.
Key Features & Benefits
1. High-Efficiency Energy Conversion
30kW continuous output (33kVA peak)
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Capable of powering industrial machinery, telecom base stations, and off-grid communities with stable three-phase power. The 10% overload capacity (33kVA) handles motor startups and surge loads without voltage fluctuations.
Dual MPPT inputs (1,000V max PV voltage)
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Two independent maximum power point trackers allow connection of solar arrays with different orientations or panel types (e.g., east-west roofs). The 250-850V operating range accommodates both standard 60-cell and high-voltage 72-cell modules.
<3% total harmonic distortion (THD)
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Produces utility-grade power quality that safely operates sensitive medical equipment, laboratory instruments, and variable-frequency drives. Active harmonic filtering technology prevents damage to connected devices.
2. Advanced Battery Management
250-850V battery voltage compatibility
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Directly supports modern high-voltage lithium systems (300-800V) without additional converters, reducing energy losses by 2% compared to low-voltage architectures. Also compatible with lead-acid batteries through adjustable charging profiles.
36kW maximum charging power
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Rapidly replenishes battery banks during peak solar production, enabling 80% state-of-charge recovery in under 2 hours for 200kWh systems. Adaptive algorithms prevent overcharging while maximizing cycle life.
CAN/RS485 BMS communication
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Real-time monitoring of battery temperature, voltage, and state-of-charge via industry-standard protocols. Compatible with major lithium battery manufacturers' management systems.
3. Military-Grade Reliability
-30°C to 55°C operational range
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Arctic-grade components ensure cold-start capability at -25°C, while desert-proof cooling maintains full output up to 45°C (derating to 80% at 55°C). Ideal for mining sites in Siberia or solar farms in the Middle East.
IP20-rated enclosure
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Protects against dust ingress and accidental contact, though requires indoor or sheltered installation. Stainless steel fasteners prevent corrosion in coastal environments.
110% continuous overload capacity
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Sustains 33kW output indefinitely to handle prolonged heavy loads, with 120% (36kW) burst capacity for 1-minute motor starts. Reinforced IGBT modules withstand 100,000+ surge cycles.
4. Intelligent Grid Integration
Automatic generator synchronization
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Seamlessly integrates with 30-50kW diesel generators, optimizing fuel efficiency by maintaining 40-80% load rates. Reduces fuel consumption by 35% compared to conventional setups.
Parallel operation support
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Up to 6 units can be synchronized (180kW total) via CAN bus communication. Master-slave configuration ensures equal load sharing with <1% power imbalance.
TCP/IP remote monitoring
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Web-based interface provides real-time diagnostics, historical performance data, and firmware updates. Compatible with SCADA systems via Modbus TCP.
Technical Specifications
| Category | Parameter | Value | Technical Significance |
|---|---|---|---|
| AC Output | Rated Power | 30kW | Powers small factories or 20-30 households |
| Peak Power | 33kW | Handles intermittent heavy loads | |
| PV Input | Max. Voltage | 1,000V | Future-proof for 1500V systems |
| MPPT Range | 250-850V | Compatible with most commercial panels | |
| Battery | Voltage Range | 250-850V | Eliminates DC-DC converters |
| Max. Charge Current | 36kW | 2-hour charge for 200kWh bank | |
| Physical | Dimensions (W×D×H) | 800×800×1,900mm | Fits standard equipment rooms |
| Weight | 620-650kg | Requires forklift installation | |
| Environmental | Operating Temperature | -30°C to 55°C | Arctic to desert operation |
| Cooling Method | Forced air | 55dB noise at full load |
Certifications & Compliance
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IEC 62109-1: Certified protection against electrical hazards including arc faults and ground faults.
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VDE-AR-N 4105: Complies with German grid standards for voltage/frequency regulation.
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EN 61000-6-4: Meets industrial electromagnetic compatibility requirements.
Implementation Guidelines
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Installation
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Foundation must support 800kg dynamic loads
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Minimum 500mm clearance for airflow
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95mm² copper cables required for battery connections
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Maintenance
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Annual thermal imaging of power terminals
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Quarterly air filter replacement in dusty environments
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Typical ROI
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3-5 years for mining operations replacing diesel
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4-6 years for telecom tower power
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.