Mainrz

Mechanical System

1

Mechanical System Parameter

Remark
2 Cooling Mashines on Rough
2 DX Cooling Systems per Cube – 2 × 150 kW
5 Water Cooling Systems per Cube – 5 × 110 kW
3 Water Pumps Primary – Secondary N+1
2 External Bypass Primary – Secondary
< 16º Celsius – Fresh Air – >16° Water Cooling
> 40° Celsius – Compressed Air Cooling
All Air Condition Systems included in BMS
Leakage Sensors at each Air Condition System
Leakage Sensors under Water Pipes
2

Mechanical System - Overview

Air Flow Managemt & Ventilation
Hot Aisle / Cold Aisle Cold Aisle Containment
Raised Floor 100 cm Raised Floor to ensure Airflow
Fresh Air Intake Ventilation Flaps ensure Fresh Air Intake
Exhaust Systems Ventilation Flaps remove Hot Air Intake
Cooling Control 500 kW (maximum UPS Capacity 1500 kW)
Air Flow Managemt & VentilationRemark
Fire Alarm SensorsDistributed in all Rooms
Fire Extinguishing7 Zones for Cube 1/2/3 UPS and Battery Rooms
Extinguishing GasN2
External Fire AlarmTransmitted to Local Fire Brigade
Fire ControlManaged by BMS System (Alarm in BMS)
Air Flow Managemt & Ventilation
BMS System 2 Server (Redundant)
BMS Line Controller 2 IOT Controller (Redundant)
Air Condition Modbus over tcp
Power Systems Modbus over tcp / Modbus RS485
Fire Control Modbus over tcp
Environmental 4-20 mA Analog Control Cable
Leakage 4-20 mA Analog Control Cable
Air Flow Managemt & Ventilation Remark
Racks Category in CMDB
Power Nodes Category in CMDB
Sensors Category in CMDB
Aircon System Category in CMDB
ODF / Patch Panel Category in CMDB
Cameras Category in CMDB
Network IP-Nodes and DWDM Nodes Category in CMDB
3

BMS and Monitoring

4

BMS (GLT) & Monitoring Functions

  • Element

    • Temperature Sensors
    • Leakage Sensors
    • Door Sensors
    • Fire Detection Controller
    • Aircondition Systems
    • UPS & DG / Power Switches
  • Protocol Converter

    • Converts Modbus RS485
    • Converts 24 V Analog Signals
    • Converts 24 V Digital Signals
    • 2 Converter - UPS Room 1 / 2
    • 3 Converter - Cube 1 / 2 / 3
    • GLT Ring
  • GLT Switch

    • 5 GLT Switches in front of Converter
    • 2 GLT Switches in front of GLT Servers
    • GLT Network Ring - Deticated Network
  • GLT Line Controller

    • Implemented in UPS Room 1/2
    • Redundant Setup
    • Connected to GLT Switch
    • Communication towards FLT Server
  • GLT System

    • Information for 2nd Level Support / DC Team
    • Monitoring all BMS Elements
    • 2 Server Setup
    • Virtualisation via PROXMOX
    • Hot standby Setup
    • Frontend Server SQL Server
  • Monitoring Switch

    • Connects Network Elements
    • Connects IT Systems
    • Interconnect to GLT Switches
    • Deticated Monitoring Network
  • Management Firewall

    • Seperates Network Elements from Network Servers
    • Connects internal DNS / Email / NTP / FTP Servers
  • Monitoring System

    • Information for 1st Level Helpdesk
    • Information received via SNMP or Monitoring Agent