ALK5000S/ALK6000S/ALK8400S

Hydrogen Power Supply Solutions for ALK Electrolyzers

As a crucial component connecting the power grid, renewable energy sources, and electrolyzers, Delta's hydrogen production power supply delivers high-quality, cost-effective DC power required for electrolyzers. Designed for hydrogen production applications using electrolyzers with a capacity of 1000 Nm³ or more, it eliminates the need for additional power quality management devices on the medium-voltage grid side. It can dynamically adjust hydrogen production demands and adapt to the wide-ranging requirements of renewable energy-powered green hydrogen production.

Product Introduction

Key Benefits

Fast power regulation capability, enabling flexible dispatch of renewable energy, with a wide operating power range (20-100%)
Power factor ≥ 0.95, maximum efficiency ≥ 98.9%
Highly integrated product design with front-side maintenance, resulting in substantial infrastructure space savings

Feature Highlights

Compact Design with High Density and High Efficiency

Efficiency is improved by 0.5% compared to competing products
Footprint is less than 60% of similar products
Maximum power density is increased by more than 50%
Designed for reliable wall installation and front-side maintenance, reducing construction area by 1/3
Water cooling design enhances the utilization rate of internal components

Grid-friendly with Superior Output Performance

Wide operating power range (20%-110%)
Eliminates the need for extra power quality control devices, with current harmonics ≤ 5%
Voltage regulation devices are unnecessary, providing reliable and stable DC output despite ±10% grid variations
Overall response time ≤ 100ms
Output voltage ripple ≤ 1%, output current ripple ≤ 2%
Meets grid high/low voltage ride-through requirements

Modular and Highly Protective Design

Modular design for easy installation and maintenance
Standardized power cabinet design, easy for parallel cabinet expansion
Individual input and output switches per cabinet, enabling operation to continue by bypassing a failed cabinet
IP44 protection class, with a fully sealed cabinet design, adaptable to severe environments with wind-blown sand
C3H neutral salt spray 240H protection, suitable for high salt spray environments in coastal areas
Multiple fault protections, online monitoring, and software updates, minimizing maintenance time