2(N+N) data centre resilience – Tech specs for Delta House Manchester

Overview

2(N+N) UPS redundancy, unrivalled in the region

The resilience of our data centre is unrivalled in Manchester, meaning our customers can expect total peace of mind when it comes to performance and protection against downtime. Delta House is a Tier 3 facility, but our uptime record and UPS redundancy levels beat the requirements of Tier 4. That’s an expected availability level of 99.995%.

In addition to our 2(N+N) UPS redundancy, we benefit from an extremely low environmental risk location, and we’re committed to maintenance and quality control – taking every step possible to protect your business against disruption.

Power

Diversely routed direct 11,000 HV feed from the National Grid
Own high voltage substation and transformer monitored by CCTV
Backup power provided by on-site Caterpillar diesel generation plant
Independent generator change over panels for each UPS pair
10,000-litre double skin diesel tank feed
Guaranteed 8-hour SLA for diesel refuel
Permanent connection points for regular load bank tests

UPS

Multi-redundant 2(N+N) in parallel pairs Riello UPS systems
Diverse power paths to and from each UPS pair
Independent bypass and rectifier supplies to each UPS
Independent external wrap around bypass for each UPS
Permanent connection points for temporary UPS and generators
Diverse power paths to dual feed racks
Remote status monitoring by Riello

Air handling

N+1 Stulz and Airdale close control air handling units
Dual circuits in each air handling unit
Separate distribution boards to the air handling units
Split supplies to the air handling distribution boards
Independent pumps, pipe work and condensers for each unit
Free air handling units

Control centre

Separate and independent UPS and generator sets
Separate and independent network and telephony system
Direct link to emergency services with high priority response
Secure concrete shell with no windows
Blast-proof steel air lock doors
Viper vibration sensor detectors every 2.4 meters on walls, ceiling and floor
Redundant fresh air supplies with automatic shutoff in case of gas attack

Monitoring and maintenance

24/7/365 environmental monitoring
On-site inventory of critical spare parts for all critical plant
4-hour call-out service contracts on all critical plant
Security vetted and approved subcontractors with pre-agreed method statements and risk assessments