The Critical Role of Backup Power
A single minute of downtime can cost an enterprise data center up to $9,000. Backup power systems—specifically diesel generators—are the most critical infrastructure component in any data center facility.
Data Center Tier Classification
- Tier I: 99.671% uptime, single generator, no redundancy
- Tier II: 99.741% uptime, N+1 generator redundancy
- Tier III: 99.982% uptime, N+1 with concurrent maintainability
- Tier IV: 99.995% uptime, 2N or 2(N+1) fully redundant
Generator Sizing for Data Centers
- Calculate total IT load plus cooling infrastructure
- Add N+1 or 2N redundancy per tier requirement
- Plan for 20-30% additional capacity for future growth
- Minimum 24-48 hours of fuel autonomy with refueling contracts
Fuel System Design
- Day tanks for each generator (500-2000 gallons)
- Bulk storage for 24-48 hours of continuous operation
- Automatic fuel transfer pumps
- Continuous fuel polishing systems
Parallel Generator Systems
Most Tier III and IV data centers use parallel systems where multiple generators synchronize and share the load, providing redundancy, scalability, and the ability to take individual units offline for maintenance.
Jinjia Power's Data Center Solutions
Jinjia Power has supplied generator solutions to data centers across the Asia-Pacific region. Our industrial-grade diesel generators from 20kW to 2000kW provide complete end-to-end power solutions.