Marunouchi Data center Specification

Address 3-Marunouchi Chiyoda-ku Tokyo Japan
Access Tokyo Metro Toei Subway Yurakucho Station, Hibiya Station, and Nijubashimae Station
JR Tokyo Station and Yurakucho Station
Server Room
Floor loading
500kg/sqm
Rack installation capacity
Approx.150 racks
Racks
  • Full racks:700㎜ × 1,100㎜ × 2,000㎜(42U)
  • Half racks
  • Quarter racks

※Some racks vary in size. You can also bring your own racks on a request basis.

Power
Utility power
3,300V
Uninterrupted power system
N+1 Redundancy、Hold time:10 minutes
Generator
Diesel generators
(Reserve of fuel ; for 24hours non stop operation)
Power Supply
Single phase AC100V/200V、DC-48V
Air Conditioning
System
Air-cooling, N+1 redundancy
Temperature
24degrees Celsius ± 3 degrees Celsius(Target)
Humidity
50% ± 20%(Target)
Fire Suppression
Type of fire extinguishing
Halon gas (Data center area)
Fire detection
On ceiling
Fire alarm
High sensitivity smoke detection system (VESDA)
Security
Access controls
Web Application + IC-Card & Biometric Certification (Finger Vein)
Surveillance camera
Recording each row (Store 90 days)
Network
  • Direct connection with optical fibers in Otemachi, Marunouchi, and Yurakucho areas owned by the Company
  • Carrier-free. Several telcos, such as NTT-East,KDDI are providing services.