Tubes which are to be terminated on the instruments, may be subjected to vibrations during operation, a semi circular loop shall be formed on the tube near the termination point to avoid damage to the tubes during operation. All such instruments shall be identified in consultation with the department Engineer, before termination of the tubes. Tubes shall be identified at both ends by line number/instrument number/equipment number to which it is terminated by Anodized Aluminium tags of rectangular shape and shall be tied to the tube securely by 16 gauge S. S. wire. Compression unions shall be used for joining the tubes. At the joint an offset of around six inches (3 inches on each side of the joint) shall be given on the tube run, so that the fitting will be away from the surface of the tube support having free access for tightening and checking of leaks during test. Joints on adjacent tubes in a bundle shall be staggered suitably to avoid interference. All the air supply lines shall be pneumatically tested to 1.1 times of the operating pressure by the vendor. The joint should be bubble tight. All tube fittings and Teflon tapes for commissioning the valves are party scope Auxiliary system: 3.4.4.10.1 CCTV CCTV Cameras shall be installed as per installation drawing approved by the department. CAT 6 / Co-axial cable to be laid from CCTV camera post to FJB as per 3.4.4.15 Laying of armoured power cable from CCTV camera post to 230 V ac outlets available in the facility. Cable trays shall be laid between each camera to FJB as per 3.4.4.14. Cables shall be terminated to the instrument / FJB using suitable Aluminium cable gland. Functional verification upto monitor and Test & Evaluation. 3.4.4.10.2 Intercommunication System Wall Mounted/structure mounted Intercommunication Systems shall be installed as per installation drawings approved by the Department. 10 core shielded armoured cable has to be laid between Intercommunication System units and FJB. Cable laying shall be carried out as per 3.4.4.15 3 core armoured power cable has to be laid from inter communication equipment to 230 V AC outlet in test stand.
6 Operating Pressure 7 bar for low pressure & 48 bar for high pressure 7 Response Time 100ms (Maximum) 8 Power Consumption Max. 12 Watt 9 Service Life Greater than 50,000 Operations 10 End Connections 1/4” NPT (F) 11 Electrical Connection ½” NPT (F) 12 Time for Continuous Operation 24 Hours 13 Insulation Resistance >100 MΩ at 500V DC 14 Coil Insulation Class H 15 Pull-in voltage 18±1V DC 16 Drop out voltage 10±1V DC 17 Operating Temperature 273 to 318 K 18 Manual Override To be provided by screw – One per SOV 19 Area Classification NEC Class 1, Div. 1, Gas Gr. B, Temp. Class T6 20 Enclosure Protection Explosion-Proof to EExd IIC, T6, Zone 1, EN 50018 of IEC / CENELEC and WP to IP 67 21 Orifice 1.2 mm ± 1% 22 Seat Material VITON/PTFE 23 Material body SS316/12x18H10T 24 Mounting Panel mounting type bracket along with accessories to be supplied with each SOV. 25 Terminals Suitable for 2.5 mm2 cables 26 Housing Die Cast Aluminium Epoxy Painted 27 Silencer / Muffler To be fitted on Exhaust port 28 Special Feature Free wheeling Diode across each Coil 29 Tag Plate SS indicating Tag No, Model No., Sr. No, End Connection etc. 7. Junction Box : 1 Enclosure protection Weather Proof to IP 66 & Explosion proof to IIC 2 Material Stainless Steel 3 Cover Hinged and bolted with Neosprene gasket 4 Body Grounding Earthing Screws of SS material with washer. 5 Dimension Type I : 500 (H) x 500 (W) x 225 (D) approximate Type II : 775 (H) x 525 (W) x 225 (D) approximate Terminals : 6 No. of terminals Type I : 108 Terminal blocks Type II : 216 Terminal blocks
3. Standard Color RAL 7035 4. Enclosure frame Epoxy Powder coated finish 5. Enclosure panels Epoxy Powder coated finish 6. Doors, front and rear Single rack: 1 leaf Front: toughened glass Rear: perforated sheet steel 7. Mounting angles, mounting frame & punched sections with mounting flanges. Inter hole distance of 1U Zinc-plated 8. 482.6 mm (19˝) level, flat mounting angles on punched sections with mounting flanges, front and rear, depth-variable 2 Nos. 9. 482.6 mm (19˝) level, flat mounting frames front & rear, depth-variable 2 Nos. 10. Provision for cable entry from false floor to be provided with punched base plate 11. Cooling fan, 230 V AC 250 CFM, (bottom left & top right) with air filter 2 Nos. 12. Side panels, lockable 2 Nos. 13. Side panel, plug-type, divided 1 Nos. 14. Base mounting bracket frame 100mm Height Frame with 600mm x 800mm clearance for cable entry and to comply the specifications in IS-513 15. Comfort handle with security lock shall be provided for front and rear doors. Internal Lighting to be provided with On/Off switch. 16 Accessories per Rack: L-angle – 8 sets Filler plates – 1U 5 Nos , 2U 3 Nos, 4U 2 Nos, 6U 1 No Keyboard Tray – 1 No Mounting Fasteners (Captive mounting nuts & screws 50 Nos per pack) – 5 packs Data Sheet of Instrumentation rack - Double rack
8. M/s JK Enterprises, Chennai Terminal Block & Terminal Lugs M/s Phoenix India M/s.Wago M/s.Weidmullar M/s ABB Instrumentation Racks M/s Rittal SMPS Power Supply M/s Phoenix M/s Lamda M/s Kepco Push button switches, Key lock switches and Indicators M/s Kaycee M/s Siemens M/s Alstom M/s L&T M/s Schneider M/s ABB M/s GE M/s EAO Switchtc Multi pin connectors M/s Phoenix M/s.Wago M/s.Weidmullar M/s Harting M/s Radial Storage Rack M/s Godrej Level Sensor M/s CERA Seals, Bangalore M/s Vistara Hermatics. Bangalore Level electronics M/s SYSTRACK, Bangalore Multicable Transit Block M/s Roxtec M/s Brattberg
transportation, accommodation, food, health care, communication, insurance etc. for their personnel. In respect of observance of local rules, administrative orders, working hours and the like, the Vendor and their personnel shall with the Department. SUPPLY OF TOOLS, AND OTHER MATERIALS For full completion of the work, the vendor shall, at their own expense, furnish all erection tools, power tools, cables, wiring tools, test instruments, and all associated protective equipments, appliances, materials required to accomplish the work under the contract unless otherwise provided for. Adequacy of such tools shall be subject to final determination of the Department. The vendor shall not dispose, transport or withdraw any tools, equipments and materials provided by them for the contract without taking prior written approval from the Department and the Department at all times shall have right to refuse permission for disposal, transport or withdrawal of tools, equipment and material if in their opinion, the same will adversely affect the efficient completion of the work. The vendor shall also furnish all necessary expendables tools, soldering iron (with lead and flux), tube bender, hacksaw blades, insulation tapes, harnessing materials, cable ties, anabond, Teflon tapes, nuts & bolts, clamps, ferrules, Polymide glands, terminal blocks, end terminals, shrinkable sleeves and all other miscellaneous items required for instrumentation erection and rack wiring. PROTECTION OF WORK The Department will not be responsible or held liable for any damage to person or property consequent upon the use, misuse or failure of any fabrication tools and equipment used by the Vendor or any of their sub-vendors. The Vendor shall effectively protect all the works from action of weather and from damages or defacement and shall cover finished parts where required for their thorough protection. The Vendor is sole responsible for any damage incurred to any IPRC property. SITE PERSONNEL The vendor shall identify a Site Supervisor and he/ she shall be personally present to supervise the work under the contract. The Site Supervisor shall have full technical capability and complete administrative and financial powers to expeditiously and efficiently execute the work under the contract. Any written orders or instructions which the Department may give to the vendor’s Site Supervisor shall be deemed to have been given to the vendor.
A. Supply of Instrumentation Items and Field Erection Material: 1 SS 304L Seamless Tubes as per ASTM A269 with 12 mm OD 2 mm thick SS tube for 450 bar working pressure (Length of 6 mtrs) 1200 mtrs 2 SS 304L Seamless Tubes as per ASTM A269 with 8 mm OD 1.5 mm thick SS tube for 50 bar working pressure (Length of 6 mtrs) 2000 mtrs 3 Structural steel Materials (MS Flat, Angles, Channels, Bolts, Screws, Nuts, washers and clamps) 10000 kg 4 Aluminium Cable gland for 2 Core 18/20AWG with 14mm OD Armoured Cable (1/2”) 1700 Nos 5 Aluminium Cable gland for 2 Core 12AWG/4 Core 20AWG with OD Armoured Cable (3/4”) 1200 Nos 6 Aluminium Cable gland for 10 Core 18AWG with 24mm DD Armoured Cable (1") 100 Nos 7 Aluminium Cable gland for 20 Core 18AWG with 30mm OD Armoured Cable (1 1/4 ”) 300 Nos 8 Aluminium Cable gland for 40 Core 12AWG with 40mm OD Armoured Cable (1 1/2”) 50 Nos 9 Aluminium Cable gland for 80 Core 18AWG / 96 Core 20AWG with 48mm OD Armoured Cable (2”) 200 Nos 10 Aluminium plug (½” , 3/4", 1", 1 1/2", 2" NPT) 350 Nos. 11 Supply of Cubicle with 5 Nos High Pressure Dual coil Solenoid valve (48 bar) Explosion Proof to Eexd IIC enclosure protection , Explosion proof Junction box(Independent Main & Redundant with min 15 terminals in each Junction box) 4 Sets 12 Supply of Cubicle with 10 Nos Low pressure Dual coil Solenoid valve (8 bar) Explosion Proof to Eexd IIC enclosure protection, Explosion proof Junction box(Independent Main & Redundant with 25 terminals in each Junction box) 22 Sets 13 Junction Box 500 x 500 x 225 mm size including 108 electrical terminal blocks 20 Nos 14 Junction Box 775 x 525 x 225 mm size including 225 electrical terminal blocks 18 Nos 15 500 mm Ladder type cable tray(Width:500mm, Height: 100mm, Thickness: 2.5mm) with coupler plates and fixing hardware (bolts and nuts) 1500 mtrs