Product Specification

50kW 240V High-Leg Delta Hybrid Inverter Technical Specification

1. Core Technical Features

1.1 Advanced Power Conversion Architecture

• 240V high-leg delta with split-phase output
  *Engineered with patented phase-shifting technology to deliver both three-phase 240V (line-to-line) and 120V (line-to-neutral) simultaneously, eliminating the need for external transformers while maintaining <1% phase imbalance.*

• 50kW continuous (55kVA peak) power output
  *Utilizes three-level ANPC (Active Neutral Point Clamped) topology with 98.5% peak conversion efficiency, achieving 96%+ efficiency even at 30% partial loads.*

1.2 Precision Solar Harvesting System

• Dual MPPT with 60/120kW PV input capacity
  Incorporates interleaved boost converter design that reduces current ripple by 40% compared to conventional MPPT designs, extending PV module lifespan.

• 250-850V MPPT voltage range
  *Features cold-start capability at 150V with 1,000V maximum input voltage (1,200V surge withstand), supporting up to 20 PV modules in series.*

1.3 Industrial Battery Integration

• 320-850V battery voltage range
  *Integrated with adaptive battery algorithm that automatically detects and optimizes charging parameters for NMC/LFP/lead-acid chemistries with ±0.5% voltage regulation accuracy.*

• 60/120kW charging power
  *Implements 4-stage smart charging (bulk/absorption/float/equalization) with temperature compensation, achieving 0-100% SOC in <2 hours at maximum rate.*

2. Technical Specifications

3. Mechanical & Environmental Specifications

3.1 Physical Construction

• Enclosure: IP20 rated (IP65 optional)
  *Constructed with 2mm powder-coated steel chassis and corrosion-resistant aluminum heat sinks for optimal thermal management.*

• Cooling System: Dual redundant fans
  *Features speed-controlled axial fans (40CFM each) with N+1 redundancy and hot-swappable design for continuous operation.*

3.2 Operational Parameters

• Temperature Range: -30°C to 55°C
  *Utilizes military-grade components rated for 100,000+ hours MTBF, with automatic derating above 45°C ambient.*

• Altitude Rating: 5,000m
  *Incorporates atmospheric pressure compensation for stable operation at high elevations with 1%/100m derating above 3,000m.*

4. Target Applications & Case Studies

4.1 Industrial Manufacturing

• CNC Machining Centers
  Successfully deployed in automotive plants to power 20HP spindle motors while maintaining <1% THDu for precision positioning systems.

• Plastic Injection Molding
  Demonstrated 150% overload capability for 10 seconds to handle hydraulic pump startups without voltage sag.

4.2 Agricultural Operations

• Large-Scale Irrigation
  *Field-proven in 24/7 pivot irrigation systems, with IP20 protection against dust and -30°C cold-start capability.*

5. Compliance & Certification

• Safety Standards: UL 1741 SB, EN 62109-1
  *Full compliance with isolation requirements (3kV AC/5kV DC) and arc fault detection.*

• Grid Standards: IEEE 1547-2018, VDE-AR-N 4105
  *Certified for <2s anti-islanding protection and frequency ride-through capability.*

6. Installation Guidelines

6.1 Electrical Requirements

• Conductor Sizing: #1 AWG copper minimum
  *Requires 90°C rated conductors with torque-monitored terminals (12Nm ±10%) for 120A continuous current.*

• Grounding: Separate equipment ground
  Mandatory 25mm² copper ground wire with <0.1Ω resistance to earth ground.

6.2 System Configuration

• Parallel Operation: Up to 16 units
  *Implements master-slave synchronization with <5ms communication latency between units.*

• Surge Protection: Class II mandatory
  *Requires 40kA SPDs on both AC and DC sides in lightning-prone areas.*

7. Maintenance & Support

7.1 Preventive Maintenance

• Quarterly Inspections
  Includes thermal imaging of power terminals, firmware updates, and air filter replacement in dusty environments.

• Annual Service
  Comprehensive testing of insulation resistance (>1MΩ), fan operation, and capacitor health (ESR <100mΩ).

8. Technical Support

• Remote Diagnostics: Cloud-connected monitoring
  *Provides real-time alerts for 50+ parameters including IGBT junction temperature and DC bus voltage ripple.*

• Onsite Service: Global network
  *Available 24/7 through certified technicians with mean response time <48 hours.*