Data Center upgradation Design/straighten: Standards & Guideline:

The Helfen (PVT) ltd will provide solution may comprise of supply, installation, testing, training and handing over of all materials, equipment’s, hardware’s, software’s, appliances and necessary labor to commission the said system, complete with all the required components strictly as per the enclosed tender specifications, design details, drawings & instructions of the Architects, Consultants & Engineer in charge from time to time. The following are the objectives of this scope.

 

1.  UPS, Electrical panels & distribution boxes

• Check, installation, testing and commissioning of MLT panels in all Rooms as per the required layout and technical specifications.
• Check, installation, testing and commissioning of LT panel at UPS & Electrical panel Room as per the SLD layout and technical specifications
• Check required UPS Output Power Supply Panels with incoming and outgoing of suitable rating, Metering, earthing provisions and other accessories as per specifications
• Check Redundant power distribution system for HPC Racks, Safety and Security Systems and other critical components
• Check Redundant power distribution system for the Server and Network Racks as per the technical specifications
• Check AC Air Circuit Breakers or MCCBs shall be fully draw out type, housed in separate compartments having a continuous current carrying capacity, breaking capacity as per approved scheme automatically operated mechanism & push button to trip the breaker as well as to close the breaker electrically.
• Internal wiring of the AC switchboard shall be done by means of stranded copper conductor, PVC insulated and sheathed cable conforming to IS: 1554 (Part-I). Minimum size of the wiring shall be such as to allow only 5% drop of voltage at the remote end of the longest outgoing feeder from the AC panel board, 2.5% drop in case of starting of motor of the remote end. Multi-way terminal blocks of copper stud molded construction complete with screws, nuts, washers, etc. shall be provided for terminating the internal wiring and outgoing cables. Control terminals shall be clamp type. Screw type terminals with screw directly impinging on conductor shall not be supplied. Each wire shall be identified at both ends and shall be properly tagged & ferruled in compliance with approved drawings. Wires shall not be spliced or taped between terminal points.
• Check Rubber Mat of 10mm thickness of appropriate size in front and rear of all the floor mount electrical panels in ‘UPS and Panel Room’, ‘MLT Panel Room’ and ‘Battery Room.
• Check any other Electrical works required to complete the Data Centre requirement.
• Check, installation, testing and commissioning of 450kVA K1 Type isolation transformer as per the technical specification and Electrical SLD.

 

2.  Uninterrupted Power Supply

• Check 0.9 power factor UPS System with 40 minutes Li ion battery backup at full load as per the specifications
• UPS with 2(N+1) redundancy is required for the Server IT Load of the Data Centre.
• Check UPS output power supply switchboards for PCs and other related loads, at least two spare circuits
• UPS system for critical load shall be with N+N concurrently maintainable configuration working in parallel mode. This UPS system shall provide power supply to BMS, Safety and Security Systems, work stations and emergency lighting system. 40 minutes battery backup on full load per UPS is required.

 

3.  Comfort Air Conditioning System

• Check Comfort cooling system for system room, UPS room and batteries room.
• The cooling system shall be designed as per ASHRAE standards and recommendations
• Outside Ambient Temperature to be considered for the design is 41.4° Celsius
• Precision Air Conditioning system is required for Server Room and UPS & Electrical Panel Room.
• N+1 redundancy required for the Server Room for each bay.
• N+N redundancy required for the UPS and Electrical Panel Room
• Relative Humidity shall be maintained at 50% ± 5 for the Server Room.
• Redundancy for Comfort Air Conditioning (to achieve N+N redundancy) is required for Battery Room, BMS Room and IT Manager Room
• Nominal room temperature for comfort cooling system shall be 25° Celsius
  • Temperature (Max): 41.4° C
  • Temperature (Min): 10.9° C
  • Relative Humidity: 0 to 95%

 

4. Safety and Security Systems

 

1. Fire Detection

• Check/test/install of heat detectors and optical smoke detectors.
• Sensor level and controller level redundancy is required.

2. Fire suppression

• Check/test/ install Automatic Gas based suppression.
• Check/test install / Gas based suppression system
• Check/test/ install Multiple zones are required

3. Access Control      

• Check/test/ install Biometric and Smart card for critical areas.
• Check/test/ install Centralized monitoring and recording.
• Check/test/ install Access logs storage for 3 months.

4. CCTV

• Check/test/ install IP Based CCTV Cameras.
• Check/test/ install IP based CCTV Surveillance system with 30 days of storage for covering the rooms in the Ground Floor area of Data Centre, DG Set area, Chiller unit’s area as per the specifications
• Check/test Centralized monitoring and recording.

5. Other security systems

• Check/test Rodent Repellant System
• Check/test Water Leakage Detection System
• Check/test Public Address System

 

5. Server Room

• Check Server Room Capacity for required server racks, network racks and other equipment. Proposed HPC Room will have 2 HPC clusters. The proposed layout is as shown in Ground Floor Interior Layout drawing.
• Check and align layout of all racks.
• Check and align other equipment if available in server room.
• Check and align ladders.
• Check and carryout cable cleating and Labeling.
• Replace the all faulty cables and connectors.
• To manage the configuration of all the supplied hardware and software.

 

6.  Power Backup (DG Sets)

• Check/Test two numbers of Prime Power Diesel Generator Sets with rated output of 415V, 3 phase, 50Hz, 0.8 lagging power factor and having acoustic enclosure should be available as per the detailed technical specifications mentioned below.
• Check/Test Diesel Generator set comprising of diesel engine with radiator cooling and with all standard features coupled to alternator with Class H insulation and VPI epoxy impregnated winding, coupled together and mounted on a rigid base frame and comprising of following accessories like:
• Integral fuel tank of min 500 liters.
• Carry out preventive and periodic maintenance required as per the recommendations of the OEM, the cost of consumables required for periodic maintenance such as oil, filters, lubricants, batteries, refrigerants, etc. during the warranty period will be to the account of the Contractor.
• Provide periodic maintenance/audits required by the appropriate regulatory authority such as local electricity boards, fire safety authorities, CCOE, etc.
• To maintain adequate spares onsite for ensuring the SLA. The Contractor has to provide a list of spares to be maintained during the support period as a part of the technical bid.
• The contractor or operator shall maintain sufficient mandatory spares for meeting the Service Level Requirement specified in the tender. The Contractor shall provide a list of mandatory spares as Design, Supply, Installation, Testing and Commissioning of Institute of Technology. Unit rates for each spare required for operation and maintenance shall be provided as a part of their price bid

 

7.  Flooring and Ceiling

• Server Room should be equipped with raised floor of 600mm.
• The floor shall be permanently conductive.
• The flooring shall be chemical resistant and slip resistant.

 

8.  Cable Trays and ducting

• All electrical cabling inside the Data Centre area shall be done using corrosion resistant metal cable trays of appropriate size and weight carrying capacity.
• The cable trays sizing shall be done such that there shall be at least 25% spare capacity for future use.
• All cable trays shall be earthed as per standards. Earthing continuity shall be provided at cable tray joints.
• The fixing of underground and overhead cable trays shall be as per industry best practices and shall be approved by IIT.
• Check installation, testing and commissioning of 4000A IP55 rated cast resin Aluminum Bus bar trucking from Transformer to Utility Panel & from Utility panel to MLT Panel with canopy as per the tender specifications & electrical SLD
• Check and carryout cable cleating and Labeling.
• Check installation, testing and commissioning of 1600A IP 55 rated cast resin Aluminum Bus bar trucking from UPS O/G panel at UPS & Electrical Panel Room to UPS O/G Panel at Server Room with canopy as per the tender specifications & electrical SLD
• Check of Termination materials including supply of cable glands, crimping sockets and glands earthing including copper foil with all accessories required to complete the work.
• Check of Hot dip galvanized G.I Perforated cable tray of 2mm thickness as per the sizes mentioned in the Technical Specifications. Supply shall be inclusive of Elbow, cross, tee, bend, coupler plate with necessary grip bolts, grid plates, earthing provision and all other accessories/mountings required. The cable trays should have spare capacity of at least 25% after laying the cables as per the approved drawings.

 

9.  Data Centre Earthing Standards

• Proper grounding of Data Centre equipment, often called network grounding or the data Centre grounding infrastructure, is defined by TIA/EIA-942 Telecommunications Infrastructure Standard for Data Centers, and goes beyond the requirements of the National Electrical Code (NEC) to protect equipment and improve system reliability. Earthing schematic shall be submitted along with electrical SLD with details of conductors.
• Design and engineering of earthing system and supply, delivery, installation, testing and successful commissioning as per the drawings and BOQ, if required.
• Besides electrical installations, Earthing System for RF earthing for UPS and the earthing of servers are also included in this scope. Reference earthing for false flooring pedestals are also included with this scope of work.
• Check/install Redundant Interconnected Earthing Grid system and distribution using suitable copper conductors for UPS grounding, UPS neutral, Panel Earthing, Rack Earthing and other requirements as per relevant IS and IEEE standards and specifications.

 

10.  PAINTING

       Check/Applying of Fire rated painting of two coats of paint finish with putty finish for all the Data Centre walls and partitions including rubbing of existing wall partitions.

 

11.  List of Drawings

• Interior Layout
• Partition Layout
• Ceiling Layout
• Flooring Layout
• Electrical Schematic Layout
• Lighting Fixture Layout
• Cable Tray Layout
• Earthing Layout
• DG Set Location Layout
• DG Set Sectional View Layout
• Electrical Power Socket Layout
• Chiller Location Layout
• Chiller Sectional Layout
• Chilled Water Piping Schematic Layout
• Acoustic enclosure layout
• Fire Alarm System Layout Sheet 1 of 2
• Fire Alarm System Layout Sheet 2 of 2
• Fire Suppression System
• Access Control System Layout
• Surveillance System Layout Sheet 1 of 2
• Surveillance System Layout Sheet 2 of 2
• Public Address System Layout
• Rodent Repellant System Layout
• Water Leakage Detection System Layout
• Aspiration System Layout
• Temp & RH Sensor Layout
• Data outlets Layout Sheet 1 of 2
• Data outlets Layout Sheet 2 of 2
• Overall Site Layout