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.*

Beijing Shan Hu International Technology Co.,Ltd. is a professional enterprise involved in manufacturing and marketing the quality solar panels and provide solutions for a wide range and variety of customers home and abroad. It is located in Beijing Economic-Technological Development Area, China.

The company was established in 2020, now over 80% of our commercial managers and engineers have many years of solution experiences. At present, the company's business scope covers multiple countries and regions including China, Europe, America, Southeast Asia, and Africa. Beijing Shanhu International has always adhered to the mission of promoting the energy revolution process with photovoltaic technology and benefiting all mankind with solar energy. Aiming to create a series of digital comprehensive solutions for green energy, including green buildings, green travel, green industrialization, and smart home energy. We hope that through our exploration and efforts, more people can enjoy the value of sunshine and create a green energy world with the radiance of the sun.