NTT DOCOMO BUSINESS OS7 - Osaka
NTT DOCOMO BUSINESS (Data Centers) · Ibaraki · Osaka Metro · Japan
- Design resilience tier
- III
- Redundancy (as published)
- Incoming power: main and standby line supply; incoming voltage 66,000V; emergency generation: diesel generators; operation without refuelling 48 hours or more; uninterruptible power (UPS) N+1 configuration; battery hold-up time 5 minutes (osaka7.html) / incoming power: high-voltage 6,600V; emergency generation: diesel N+1, 48 hours or more of operation without refuelling; uninterruptible power supply: parallel redundant N+1, battery hold-up time 5 minutes; air-conditioning equipment: modular chillers + cooling towers (brochure as of August 2025) / Dual-feed power supply from the adjacent energy center to the facility; Two separate UPS systems (A- and supply) with n+1 redundancy; Redundantly designed emergency power system with diesel generators in n+1 configuration; Redundant water-cooled system in n+1 configuration (NTT Ltd brochure, 2021-10)
- Floor area
- 4,600 m² whitespace
- Rack density
- 9 kW
Platform reviewed · 26 Sept 2026 · Recent
- Density (as published)
- High heat-load support (available at 6kW to 9kW per rack); ultra-high heat equipment such as GPU servers can be used. (osaka7.html) / cooling wall system (compatible with more than 20kW ultra-high heat racks (NTT Ltd brochure, 2021-10)
- Cooling
- Air cooling
- Availability
- Availability on request
Imported · Recorded 08 Jun 2026 · Not recent
- Cross-connect
- On request
- Services
- Colocation, connectivity and high-density
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