FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop.GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. No. Rev. Section 4.0 Sheet No. 1 SECTION - 4.0 DETAILED SPECIFICATIONS CONTROL AND INSTRUMENTATION FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. No. Rev. Section 4.0 Sheet No. 2 SECTION - 4.0 DETAILED SPECIFICATIONS CONTROL AND INSTRUMENTATION CONTENTS SUB-SECTION NO. SUB-SECTION – 4.1 SUB-SECTION – 4.2 SUB-SECTION – 4.3 SUB-SECTION – 4.4 SUB-SECTION – 4.5 SUB-SECTION – 4.6 SUB-SECTION – 4.7 DESCRIPTION CODES AND STANDARDS GENERAL INSTRUMENTATION REQUIREMENTS OPERATION AND CONTROL PHILOSOPHY STANDARD TECHNICAL REQUIREMENTS DRAWINGS / DOCUMENTS TO BE SUBMITTED SPECIFICATION DATASHEETS APPROVED VENDOR LIST SHEET NO. 3 6 8 11 16 17 21 FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 0 CODES AND STANDARDS The design.1 CODES AND STANDARDS 1. (1992) Industrial Platinum resistance thermometer . 1. Temperature measurement . part-II. cabinets control panel & desks IS : 2147 1962 / IS : 13947 Part .FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. BS EN 60751:1996 Pressure Measurement i) ii) Instrument and apparatus for pressure measurement .1. RTD Design code .1 . 1.1.1.ASME PTC 19.Guide to electrical resistance thermometry IS-2806.DIN EN 60751:1996.6 Protection class for enclosures.MC 96.5 Enclosures i) Types of Enclosures .1982.ASME PTC 19. Temperature measurement . Bourdon tube pressure and vacuum gauges IS : 3624 (1987).EIA : RS-310-C (R1983). GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.Thermocouples ANSI .5 (1987). ICS-6-1993 (with rev.NEMA Std.1. panels and associated equipment . Enclosures and Installation Practices in Hazardous Area MAG / C & I 24-09-2007 2630720001-STG-S4-R0 .3 (1974).22 (Type 4 to 13) Racks.2 Instrument and apparatus for temperature measurement . A6000.9 .5 (2004). Rev. testing and installation of all equipment and systems covered under this section shall conform to the latest editions of codes and standards mentioned below : 1.4 Instrument Switches and Contacts i) ii) Contact rating .1.3 Flow Measurement i) ii) iii) Instrument and apparatus for flow measurement . Interim Supplement. A600.DC services NEMA ICS-2 1978 Part-2-125. Apparatus. Contact rating . (ANSI C 83.1 Temperature Measurement i) ii) iii) iv) v) 1. inspection. No.AC services NEMA ICS-2 2000 (with revision through May 1983) Part-2-125.ASME PTC 19. FORMT9-P REV-B (MUM) ii) iii) 1.0 Sheet No.1-4/80) through 110. 3 SUB-SECTION 4.0. Section 4. Measurement of fluid flow in closed conduits BS :1042 (1987) Measurement of fluid flow by means of pressure differential devices ISO 5167-1: 2003 1.I (1993). manufacture.1972).IS : 2848 (1986).1. 34 2004 ASTM A 380 2006 As per ISA procedure S 75.01 (2002) Valves .1.1. Code for pressure piping. B 16.0 Sheet No.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop.NFPA 70-1984 Article 300.ISA S 75. No. v) vi) vii) viii) 1.7 Classification of hazardous area .1.11 Cables MAG / C & I 24-09-2007 2630720001-STG-S4-R0 .34(2004) Casting Welded end connection : : ASTM A 216 / A 351(2004) As per ASME boiler and pressure vessel code/ANSI B 16.ISA S19.ASTM D 1066-69.ANSI B-16.82 Grade 7 P 316. Surge withstand capability tests . Water and steam in power cycle . Annunciation sequence : ISA S 18.02 (1996).flanged and threaded and welding end : ANSI B 16.NFPA 496-1982.112005.1 (1985) 1. 1979.512. Electrical Instruments in hazardous dust locations .1. 4 i) ii) iii) iv) v) 1.11(2004) 1.1. B 16.34(2004).8 Annunciators i) ii) iii) Specifications and guides for the use of general purpose annuciators . Rev.ISA .ANSI C 37. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.ANSI B 3.11(2005). ASTM A 105 / A 182 ANSI B 16. Purged and pressurised enclosure for electrical equipment in hazardous location . Section 4.ASTM A 269 .IS : 2148 (1981) reaffirmed 1993. Enclosures for instruments .10 FORMT9-P REV-B (MUM) Forging Defect removal Cleaning CV test : : : : Instrument Tubing i) ii) Dimensions of fittings . welding hydrostatic testing .NFPA 493-1978.ASME PTC 19.01.90 a-1974 and IEEE Std. Intrinsically safe apparatus . 472-1974.1.9 Control Valves i) ii) iii) iv) Flow equations for sizing control valves . Standard methods of sampling system .25(2003). Sampling System i) ii) iii) iv) v) Stainless steel material of tubing for sampling system .11 (1973).11. D- 1. Submerged helical coil heat exchangers for sample coolers ASTM 1192-1964. Solvent tolerance of Amine Resins ASTM D 1192-70-1984. Rev. IS 1554 (1988) As per ISA standard.20.ASTM A123/A123M:2002.1 1983 ANSI ANSI B 16.20.2006. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.1 Where : i) IEEE Institute of Electrical and Electronics Engineers.13 Surge protection i)IEEE . Zinc coating ‘hot dip’ on assembled products (for Galvanizing of Carbon Steel cable trays) . 422-1977. support systems conduits) IEEE Std.1.12 Cable Insulation Sheathing Armouring Fire retardant test Test oxygen index test Colour coding : : : : : : : IS 1554 Part-II (1988) IS 5831 (1984) IS 5831 (1984) IS 3975 Part-I (1988) Reaffirmed 1992.90.III category A ASTM D 2863 . ii) ISA iii) NEMA iv) ANSI v) NFPA vi) ASME vii) IS viii) IEC ix) ASTM Instrument Society of America National Electrical Manufacturers Association American National Standards Institute National Fire Protection Association American Society of Mechanical Engineers Indian Standards International Electrotechnical Commission American Society for Testing Materials Electronic Industries Association Deutsche Institute Normale FORMT9-P REV-B (MUM) x) EIA xi) DIN 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 .FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. 5 i) ii) iii) iv) v) vi) vii) viii) 1.472 (1974) ii) IEEE C37.1.1-1982 Thermocouple extension cables : Cable Trays and Conduits i) Guide for the design and installation of cable systems in power generating station (Cable trays. ii) iii) 1. Repeat Test Standards. No. 2002 NFPA 70-2005.15 iii) Cable entry in JBs and instruments : NPT ANSI B 1.1.0 Sheet No. IEC 332 Part .1 2002 1. NEMA VE-1 2002.5 2003 1. Section 4.1. ISA MC 96.14 Instrument end connections i) Threaded ii) Flanged : : NPT ANSI B 1. NEMA VE1. All standards and codes of practices shall be of latest version. Annunciators shall use NC contacts and indicates alarm conditions upon opening of the contact.0 FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . 4. The instrumentation shall be complete in every respect and sufficient to ensure safe.0 3.0. Contact rating shall be 110V AC.0 5.0. operation and shutdown of the plant.0. Annunciators shall be provided (Audio and Visual) to indicate alarm conditions.0 8. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.0.0 6. reliable and easy start up. Instruments shall be designed and installed in general accordance with ISA / IEC / NEC / API codes and as per standard engineering practices.0. All pressure relief devices shall be designed in accordance with ASME codes for boiler and pressure vessels and sized as per API 520.4. General Technical Specifications attached are the minimum requirement of the Purchaser.0. corrosion and other process conditions. All instruments coming under the purview of IBR shall be certified by IBR or equivalent. 5 A. Rev.0.0 9. SPDT type with a 1 NO + 1 NC terminated. No. All instrument mounted on pulsating service shall have pulsating dampers.0.0 7.0 Sheet No.0 2.0 12. Wired tags are not acceptable.0. Instruments and enclosures shall be provided with anti-corrosive protection and shall be dust proof and weather proof to IP 65 as per IS 13947 as minimum suitable for use in outdoor areas without any ingress of fumes.0. Section 4.0 All instruments shown in the piping & instrument diagram shall be supplied as minimum and comply with applicable requirements set forth in this specifications. Control valves shall have instrument number painted on the actuator. All instruments shall be identified with a permanently affixed stainless steel tags. Indoors panels shall have enclosure protection not less than IP 20. dampness.0 10. Instrument material specification shall be consistent with the operating parameters like temperature. All interlock logic diagrams shall be done as per ISA. Vendor shall refer relevant section for applicable codes and standards. Material specification shall be in accordance with ASTM or equivalent standard.0 11. efficient. insects and vermin.2 GENERAL INSTRUMENTATION REQUIREMENTS 1. 6 SUB-SECTION .0. humid and tropical industrial climate.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. All process switches shall have 2 nos. The vendor shall prepare and submit the appropriate instrument data sheets for all instruments and control system to be furnished. All instruments shall be suitable for use in hot. All control logic and annunciation shall be designed for fail safe operation using normally closed (NC) contacts which opens upon fault condition.0. pressure. Section 4.5 mm2 cable and power signals (solenoid valves.0. Temperature 17. digital.0 23. thermocouple and RTD signals. Measurement and trip devices will be separate.0 19.0 21.0 mm2 cable. elements shall be directly wired to DCS for information system signals. c.0 18. impulse tubing shall be SS 316 as minimum.0. Powering of such four (4) wire transmitters is included in the bidder’s scope. All fittings.0 FORMT9-P REV-B (MUM) 25. Temperature transmitter shall be used for all closed loop system.0 24. All instruments shall be designed to operate at 110V AC.0 Sheet No. d. No carbon steel and MS fittings and tubes shall be used. I Ø.0 15. All solenoid valves and relays shall be normally in energised condition. 14.0.0 Trip circuits shall have following requirements a. Where 4 wire transmitters are to be used. All pressure instruments shall be provided with root isolation valves and instrument isolation valves of proper rating. Tagging procedure will be given at later date. termination and ferruling for requirement.0 16. Rev.0. digital signals (switches) shall use 1. Adequate trip bypass facilities to be provided and warning light to indicate trip has been bypassed. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. Any deviation from this requires specific approval from Consultant / Purchaser.0. Separate junction boxes shall be provided for analog. All analog signals (transmitters) shall use 1.0.0.0.0. 7 13.0 20.0 22. Vendor shall also refer relevant section for documents to be submitted. power supply shall be 110 V AC. All transmitters shall be 2 wire type with power supply of 24 V DC from receiver instruments. No. 50 Hz supply. ferruling and glanding shall be as per CONSULTANT / PURCHASER’S requirement.0 Vendor shall submit written description and logic scheme during engineering. termination. b. relay signals etc. All control valves shall have position transmitters.0.5 mm2 cable. All instruments shall have end connections as specified in standard requirement. power (sov.0.0. Vendor shall refer relevant section for instrument electric and pneumatic supply.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. Wiring.0. All trips shall have an alarm to indicate trip condition and all trips shall be preceded by warning alarms.0 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . & relay).) shall use 2. Vendor shall refer write-up on standard wiring. All instruments shall be tagged in accordance with PURCHASER / CONSULTANT STANDARD tagging procedure. HP Heater systems. Governer systems.4.0 INSTRUMENTATION AND CONTROL SYSTEM General Following I&C system shall be provided per turbine unless otherwise noted. LP heater. The Instrumentation and Control System envisages centralized control of turbine generator units and auxiliaries from a central control room. Instrumentation & control for the turbine lube oil & control oil system. Protection. Electro Hydraulic Turbine Control (EHTC) System Electro hydraulic type governing system is envisaged for the turbine generator units. local panel systems. Turbine Supervisory Instrumentation. 8 SUBSECTION .0 Sheet No. Electro Hydraulic Turbine control system. Instrumentation & control for Deaerator system. Section 4. generator and auxiliaries. Instrumentation & control for steam turbine generators shall be as per IS 14025 (Part – I) & IEC Pub 45-1. panels and interconnecting cables.1. Adjacent to machine and lube oil purification system shall be provided.2.0 1. Rev. Protection and Interlocking System for the turbine.3 OPERATION AND CONTROL PHILOSOPHY 1.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. Instrumentation & control for the generator cooling system. The instrumentation and control system shall broadly comprise of : 1. FORMT9-P REV-B (MUM) The system shall provide for the following control and interlock functions as a minimum requirement : Speed signal acquisition and monitoring Speed reference MAG / C & I 24-09-2007 2630720001-STG-S4-R0 . The electronic part of the system shall be used for signal acquisition and processing and the hydraulic part shall provide the necessary large positioning forces with required a degree of accuracy and fast response. Instruments mounted on local panel adjacent to the machine / equipment. turbo super visory system (with RS 485 link). GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. Instrumentation & control for condenser system. Instrumentation & control for boiler feed pumps.0 Design Philosophy The Instrumentation and Control System shall be designed to minimize the number of local operators and to provide for remote monitoring and control as far as practicable. No. Instrumentation for lube oil purification system complete with all controls.0.0 Instruments mounted locally on or near machine/ equipment and piping.3. Turbine Supervision. 1. Instrumentation and controls for the turbine generator units and auxiliaries shall be based on remote control and monitoring from DCS provided by Purchaser. 6. Section 4. This shall include the following as a minimum requirement FORMT9-P REV-B (MUM) 1.1 1. All control & protection signal shall be hard wired to DCS.0 Sheet No. No. 2 wire) The governor system shall be capable of accepting set point from DCS.0 Turbine supervision & protection The Turbine control shall have the following functions Turbo-Supervisory System Turbine Protection & Interlocking System The above functions shall be incorporated in a reliable microprocessor based system. 9 - Speed control Over speed protection Biasing circuit for governing control valves Indication for critical parameters Status indications Position feed back transmitter (4-20 mA.2 Turbine overspeed Very high axial displacement Very high shaft vibration Very low lubricating oil pressure Very low control oil pressure Bearing metal temperature very high Inlet steam pressure very high Generator protection operated Emergency hand lever trip Remote push button trip Trip Oil pressure very low. 1.5.4.5.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop.5. Protection and Interlocking system The turbo generator set shall be protected from overload and damage within the complete operating range.4. The system supplied shall be capable of interfacing with the DCS for information interchange through ethernet links and hardwired signals for control & monitoring purpose. Rev. All control & protection signal shall be hard wired to DCS.1 The TSI system shall communicate with main plant DCS through RS-485 communication link. The governor system shall however communicate with the main plant DCS through RS-485 communication link. 1. 1.0 Turbine Supervisory Instrumentation MAG / C & I 24-09-2007 2630720001-STG-S4-R0 . GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. Independent initiating devices shall be provided for all the signals required to implement the requisite logics.0 1. Bearing housing vibration monitor. Turbine speed monitor. 1. gearbox & exciter. No.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. analog monitors and isolated 4-20 mA output signals for the DCS.0 Sheet No. The necessary junction boxes and signal cables between the proximeters and analog monitors shall also be supplied by the Supplier. FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . generator.0 Instruments for Lube Oil Purification System All necessary instruments and controls including panels for the lube oil purification system shall be supplied by the Supplier. Bearing metal temperature monitors for turbine. Rev. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. The analog monitors shall be complete with high and very high alarm and trip indications and relay outputs for the same. Shaft vibration monitors Axial shift monitors Turbine casing differential expansion monitor Turbine casing overall differential expansion monitor The system shall be complete with non-contact type pickups.7. Section 4. proximeters. 10 The turbine generator units shall be provided with the following supervisory instrumentation. 0 12.A N.0 Level gauge on stand pipe 9.0 Sheet No. 2 NOS.0 Top internal ball float operated level switch 6.0 14. 1 NO. 2630720001-ME-SPC-120-001 Rev. ROOT VALVE CONNECTION 1" FLGD N.A N. 1" FLGD 3" FLGD 3" FLGD 1" FLGD 1" FLGD ½" NPT(F) i) 3" FLGD (HP) ii) ½" FLGD (LP) 1½" FLGD 1½" FLGD 4" FLGD 2" FLGD 4" FLGD 1½" FLGD 2 NOS.A N. R0 Section 4.0 Dip tube type level transmitter Float & tape type level transmitter Top mounted radar type level transmitter Conductivity type level switch Automatic tank gauging system i. 1 NO.A N.A 1" FLGD 1" FLGD ½" NPT(F) N. 1 NO. 3" FLGD 1 NO. 2 NOS. 3 NOS. SIZE & TYPE QTY. 2 NOS. 1 NO.NO 1. Temperature DP transmitter 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 .0 SL. 1" FLGD 2 NOS. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES Doc.0 2. Level ii. 1 NO. 11 SUB-SECTION – 4.0.A N.A N.0 Side internal float operated level switch 7.0 DP type level transmitter on vessel 10. 1 NO.0 3.A 1" FLGD 1" FLGD N.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. 1 NO. 1 NO.0 Level gauge on vessel 8.A INSTRUMENT CONNECTION 1" FLGD 3" FLGD 1" FLGD 1" FLGD 3" FLGD 3" FLGD 1" FLGD 1" FLGD ½" SCRD 3" FLGD ½" SCRD ½" FLGD 1½" FLGD 4" FLGD 2" FLGD 4" FLGD 1½" FLGD REMARKS External chamber displacer type level transmitter / switch Top Internal displacer type level transmitter / switch External chamber ball float operated type level transmitter / switch 4. No.0 External Chamber displacer or ball float operated level transmitter / switch on stand pipe 5.0 Diaphragm type level transmitter on vessel side 11.A N.0 INSTRUMENT STANDARD END CONNECTION DETAILS VESSEL / PIPE CONN.A N. 1" FLGD 2 NOS.0 13.0 15.4 STANDARD TECHNICAL REQUIREMENTS TABLE – 1 1. 1 NO. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES Doc.0 Diaphragm type pressure transmitter on vessel 21. SIZE & TYPE QTY.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. No. 1 NO.0 Thermowell 22.NO INSTRUMENT VESSEL / PIPE CONN. 1 NO. 1 NO.A 1½" FLGD REMARKS 16.0 Diaphragm type pressure transmitter on pipe (screwed) 17.0 Diff. 2 NOS.0 Stand pipe dia 23.0 Pressure transmitter / gauge / switch 19.0 pH analyser NOTES: 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . ½" FLGD ½" FLGD ½" ½" 3" FLGD 1½" FLGD N. pressure transmitter / gauge 20.A 1½" FLGD 1 NO.0 Sheet No. ROOT VALVE CONNECTION ½" FLGD ½" FLGD ½" NPT (F) ½" NPT (F) 3" FLGD N. 1 NO.A 3" FLGD N.0 Diaphragm type pressure transmitter on pipe (flanged) 18. R0 Section 4. 2630720001-ME-SPC-120-001 Rev.A INSTRUMENT CONNECTION ½" SCRD ½" SCRD ½" NPT ½" NPT 3" FLGD 1½" FLGD N. 12 SL. 1 NO. All cables shall be flame.1 1.0 Sheet No. 50 Hz : 4.1 1.1. TERMINATION AND FERRULING : Following specification shall be followed for wiring Instrumentation cables in MCC Panel.5 Sq.2. Rev. No. 5. mm 0. mm FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . Pneumatic : Instrument air supply pressure Electric : Instrument power supply Electric signal Stand alone panels : 110 V AC ± 5% 50Hz. Section 4. 3. Vendor shall indicate in the offer the total power consumption (kVA rating) and total air consumption (Nm3/hr) for the plant.1. Annunciators Solenoid valves Any other Also refer enclosed annexure (Project information) for site condition. 50 Hz : 110 V AC.1. 1φ. B. Wiring shall be neatly cabled and supported in non flammable PVC wiring race ways.5 kg / cm2 (g) 4. mm 1. Any other voltage level other than above shall be derived by the vendor from the above available supply.4 1. 1φ.5 Wiring : Wiring shall be done as per general purpose classification for non hazardous areas as defined in the NEC. : 1.2 1.2.2.20 mA DC : 110 V AC.0 WIRING. 50 Hz : 110 V AC.1. vermin and rodent proof The minimum size of the standard tinned copper conductor used for internal wiring of the panel shall be as follows : All power cables Analog signal cables Alarm cable Digital Cable : : : : 2.75 Sq. Control Panel etc. 50 Hz (UPS) will be provided at one point in the panel by purchaser. mm 1.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. 1. 13 1.2. 6. 1φ (UPS) : 4 . 1φ. 1φ.1. 2.2. 1.1.0 Sq. All wires shall be neatly dressed using nylon clippers.3 1.5 Sq. : 110 V AC. 1.2. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.2.0 INSTRUMENT ELECTRIC & PNEUMATIC SUPPLY All Instrumentation system shall be designed for the following conditions : A. 3. Section 4. Junction Boxes etc.3.1.2.6 Following colour cables shall be used for panel internal wiring : Alarm signal Analog signal Digital & Power signal Power supply phase Neutral Shield : : : : : : Blue colour White colour Red colour Red colour Black colour Green colour 1. UNITS AND RANGES Units Flow : Gas Steam Liquid : : : : Nm3 / hr kg / hr (for higher ranges tons/hr) kg / hr kg / cm2 (g) for high pressure MAG / C & I 24-09-2007 1.2. Ferruling : Engraved identification plastic ferrule identifying terminal block number and terminal number shall be fitted at both ends of the each wire.4 1.7 Termination : Terminal blocks shall be provided for external wiring.2.2.5 1.2.3.2. Termination shall be made with solder less crimping type of tinned copper lugs which firmly grip the conductor and insulation.3 1.2. Terminal blocks shall be shrouded 1100 V grade clip on type.XX TBR .0 Sheet No.6 1.2 Pressure 2630720001-STG-S4-R0 . All terminals shall have terminal number identification strips.XX Analog signal terminal block Digital signal terminal block Power signal terminal block RTD signal terminal block Thermocouple signal terminal block XX : Is the terminal number in each terminal block.3. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.2.XX TBTC .8.2.1 1.XX TBD .2.3. The philosophy of cross + direct ferruling shall be followed for all internal wiring in Control Panel.1. Terminal blocks shall have laminated plastic engraved tag in white letters with black back ground fixed on each terminal block.2.2.3 1.0 1. 1. Rev. MCC. 14 1.2.1 1.1 FORMT9-P REV-B (MUM) Under no circumstance above type of terminal blocks shall be mixed.1.2 1.XX TBP .2. Ferrules shall fit tightly on the wires and shall not fall off when the wire is disconnected from terminal blocks.2.3 1.2 1.2. 1.2.2.3.2. No.2.1 1.3.2.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. Switch fuse terminals shall be used for power supply signal to solenoid valves.2.2 1. Following designations shall be given to each type of terminal blocks TBA . 3.1.100) (0 .60) (0 .1.3. 15 MMWC for low pressure 1.1) (0 .5 Vacuum Temperature Level : .2.250) (0 .2 1.0) 1. Rev.3.3.60) (0 .FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.0) (0 .100) : : : : kg / cm2 (A) Degree centigrade (0C) MMWC Percentage 1.3 1.0 Sheet No.6) (0 .Receivers Ranges : Pressure gauges (kg/cm2 (g)) (0 . Section 4.1.3.2.40) (0 .600) (0 -1000) (0 .3.5) (0 .6.1 FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 .4 1.25) (0 .Transmitters .2 Vacuum gauges (kg/cm2 (a)) (-1 to 0) 1.2.10.1.2.3.0) (0 .3 Temperature gauges °C (0 .4. No. 0 Following documents shall be submitted by the bidder along with the offer for the review and evaluation of the offer.5 1.2. Junction box.2. List of mandatory and recommended spares.5 DRAWINGS / DOCUMENTS TO BE SUBMITTED 1.7 1. Brief description of I&C system.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. No. 1. FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 .2.1. Rev.2.2.8 1. Following documents and drawings shall be submitted by bidder at detail engineering stage for approval by CONSULTANT / PURCHASER.4. layout drawings schedule. Panel drawings and engineering documents. Instrument data sheets. Master Instrument Index.4 1. Erection & commissioning manuals Necessary documentation & details required by DCS vendor for interface purpose. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.2.0 Sheet No. Blanks copies of the format will be given to successful bidder later.2 1.0 P & I diagram Legend sheets List of interlocks & trip parameters.2.2. Master Instrument list with make and models proposed. Entire engineering shall be done as per CONSULTANT’S standard engineering drawings. Brief write-up for operation & control philosophy.1 1.3. Installation drawings.3 1.2.0 1. Section 4. cable schedule and Loop schematics & logic diagrams. Deviation from the specifications. 16 SUB-SECTION .6 1. cable tray interconnection schedule. No. 8 P 2C.0 : : : : : : : Smart 24 V DC from receiver instrument 4-20 mA DC 600 ohms minimum IP 65 ± 0.0.FRLS i.0 PRESSURE SWITCHES Type Pressure sensing Pressure element material Wetted parts : : : : Blind Direct process SS As per process requirement 5.0 CABLE Conductor Voltage grade Insulation & sheathing Cable shielding Twists per meter Core identification Pairs Cores Triad Thermocouple : : : : : : : : : : Tinned copper. 17 SUB-SECTION . of Channels /cord Alarm sequence : : : : Solid State electronics Integral One F3R 4.1% ½” NPT SWITCHES / CONTACTS : GENERAL Type Contact type & rating Contact terminals : : : Microswitch with autoreset. Minimum 10 By number. 6T 1P.5 mm2 2. SPDT.75 mm2 MAG / C & I 24-09-2007 2 .0 mm 1. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.Overall shielding for digital cable. 110 V .5 mm2 0.6 SPECIFICATION DATASHEETS 1.0. IP.0.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. multistrand armoured 1100 V PVC extruded as per IS 5831.0. Rev. every 250 mm interval printed on aluminium mylar sheet in alpha numeric.0 TRANSMITTERS : GENERAL Type Power Supply Output Load resistance Protection class Accuracy Cable Entry 2.0 ANNUNCIATORS Type Architecture No.0 Sheet No.0. ii. 16C 1T. 2 Nos.4. 8P FORMT9-P REV-B (MUM) Cable sizes Analog signals Digital signals Power signals Alarm cable 2630720001-STG-S4-R0 : : : : 1. AC 5 Amp 1 NO + 1 NC terminated 3. Section 4. Individual and overall shielding for analog and compensating cable. 110 V AC.0 PRESSURE GAUGES AND DIFF. chemical seal as required. compensation Thermowell Capillary length : : : : : : : Mercury in Steel.0. 18 6. : Class VI : : : : : : : 7.S required 8. : Required for open / close position (1 NO SPDT) Cable entry : 1 /2 “ NPT(F) common cable entry for both open & close limit switches.0 SAFETY RELIEF VALVE Type Bonnet Overpressure Body / bonnet Trim Lift indicator/test gag : : : : : : Conventional Open 10% C. Rev. PRESSURE GAUGES Type of element Dial size Pointer Drain plug and blowout disc Pressure element and movement material Accuracy Accessories : : : : : : : Bourdon 150 mm Micrometer type Required SS 316 ± 1% of span Snubber.0. Every angle 150 mm ± 1% of span Required Required (tapered bar stock. FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . 10. N. SS 316 material).S S.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop.0 TEMPERATURE GAUGES Thermal system Type Dial size Accuracy Ambient temp.0 RECEIVER INDICATORS Type Mounting Indication Range Alarm contact Powering of field transmitters : : : : : : Microprocessor based Flush panel Dual channel bar graph Field selectable Required (potential free) Required 9. syphon. single coil.A.0.0. 1 /2 “ NPT(F) cable entry.0. Section 4.0 Sheet No. No. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.0 ON / OFF VALVES Style Size Port Body Material Trim Material Actuator Solenoid valves Limit switches Leakage Class Ball / Globe / Butterfly As Per Sizing Calculation Full port CS SS Pneumatic SS material. Rev. SS 316 as minimum. modulating linear / Equal % Class IV To match piping material spec. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.0.5 mtr from valve max.0 Sheet No. No. Orfice plates upto 300 # lines & nozzle for 600 # lines & above. Tubular / reflex Required offset Required Borosilicate Side and side : : : : : : : : : Vapour filled ± 1% of span Adjustable SS 316 : : : : : : : : : : : : : Globe.0.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop.Luminous white.0.0. Required for all valves 85 dBA at 1. pressure element and thermowell material 15. 19 11. Required Platinium. free standing vertical IP 42 (IP 20 for central control room mounted panels) CRCA sheet steel 3 mm for front & sides 2 mm for top and doors Required Bottom Back External .0 TEMPERATURE SWITCH Thermal system Accuracy Switch setting Bulb capillary.4 20mA & output to actuator). stellited for steam services RF.0 CONTROL PANEL Type Type of enclosure Panel material Thickness Antivibration pad and kick plate Cable entry Panel / door Paint color 13. Design code Material Mounting on pipe line 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 .0 FLOW ELEMENTS FORMT9-P REV-B (MUM) : : : : : : 3 wire (RTD) / 2 wire (Thermocouple) Duplex 3 .0. Section 4. : : : : : : : : Simplex. BS 1042 / ISO 5167 SS 316 Weld neck flange for Orfice and slip on flange for nozzle.5 sec (for RTD) Required tapered bar stock (SS 316 material).0 CONTROL VALVE Type Leakage class Body material Trim material End connection Actuator Positioner Position transmitter Noise 16.0 LEVEL GAUGE Type Ball check Vent and drain plug Glass material Connection style 14. flanged upto 600 # and M33 x 2 for 900 # and above. 100 ohm at 00C / Thermocouple as per temperature.0.0 TEMPERATURE ELEMENT (RTD / THERMOCOUPLE) Type Configuration Response time Thermowell Nipple union nipples Element material 12. flanged Diaphragm / piston (pneumatic) Electropneumatic (Input .LATER Internal . SS 316 1” width x 2 mm thick Brass FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . 1 /4” OP PVC coated Brass with copper ferrule SS ½” NPT (F). Rev. No. LM-6 8 swg (for JB earthing) MS 40 NB.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. RB = 80 2” NB.5 mtr long with base GI LxWx50(H) (length. 20 18. SCH 40. GI Sch 40. air manifold isolation / drain valve : : : : : : : : : : : : : : : : : : 3000 #. 3000 # ½” NPT (MxF). SS 316 Nickel plated brass.) Syphon Aluminium strip Inst. union Cable gland Copper tube Connectors Instrument isolation valve for process Other fittings Impulse tubing Instrument support Perforated trays Instrument junction box GI wire Structural steel Instrument air manifold Instrument air line upto manifold Instrument air fittings (Tees. ½” OD.065” thick.0. of pens Chart speed : : : Microprocessor based Three independant pens Adjustable 19. 300 # SS 316 SS 316.0 Sheet No.0.0 RECORDER Type No. Sch 40. double compression type weather proof.0 INSTRUMENT HARDWARES Nipple. Section 4. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. GI pipe GI. 1. 0. Elbows etc. width as required) Die cast Aluminium. 21 SUB-SECTION . 7.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. Moore.7 APPROVED VENDOR LIST 1. Dresser / Masoneilan Fisher Xomox 3. Rev. 9.4. 5. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. butterfly) Electronic transmitters RTD and thermocouple : : : EL .MATIC Valtek. Bells.ABB Bells Odin General Instruments Bells General Instruments. PLC : Allen Bradley GE Fanuc (90:70) Siemens ABB L&T 2. FORMT9-P REV-B (MUM) Remote water level indicator Flow orifice/nozzle : : 12. 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . 4.Waree Switzer Prestige counting instrument Chemtrol Levcon Bliss Anand Yarway Chemtrol Baliga Hydropneumatic . Section 4. Yokogawa. Control Valves : Instrumentation Limited. SIEMENS. ABB. Temperature gauges : Diff. No. ON/OFF Valves (Ball.O . I/P Convertors Pressure gauge : : 8.E+H General Instruments Pyroelectric Waree Altop Instruments Emerson. Honeywell.Microprecision 6.0 Sheet No. Pressure gauge : Level switches : 11. 10. Ahmedabad Emerson. 18. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc. : : : FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 .FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop. 16. Section 4. Rev. Relays : 21. Omron 14.0 Sheet No. 26. 22 13. Selector switch Pressure switches Limit value monitor signal repeator Switches (Limit switches. Level gauge : Chemtrol Levcon Bliss Anand RITTAL PYROTECH Industrial control and appliances Industrial switchgear and controls IIC ICA Asco Rotex Placka Sharo Norgren L&T Siemens TEKNEC OEN. No. Panels : 15. 24. 22. 19. 17. proximity switches) Recorders MCB Junction boxes : : : : Kaycee L&T Switzer Verma Trafag YBL MTL Honeywell P&F YBL Leeds and Northrup L&T Siemens Baliga Ex-protecta 25. 23. Siemens. 27. PBS: Indicating lamps : 20. Annuciations Solenoid valves Air filter regulator : : : Control switches. FORMT9-P REV-B (MUM) 2630720001-STG-S4-R0 MAG / C & I 24-09-2007 . transmitters : Excelsior Excel hydropneumatic Champ Connectwell.YIL Microprecision Industrial Auxiliaries 29. No. Air header & other fittings Terminal blocks Temp. Condensate Pot : Note : For any instruments / items for which vendor list is not available.PHOENIX Elmex Bells Emerson. Bidder shall refer the matter to the CONSULTANT.FICHTNER Consulting Engineers ( India ) Private Limited Subject HJI Prop.0 Sheet No. 23 28. 30. : : 31. Rev. Section 4. ABB. GMMCO LIMITED TECHNICAL SPECIFICATION FOR STEAM TURBINE GENERATOR & AUXILIARIES 2630720001-ME-SPC-120-001 R0 Doc.