PURPOSE – This Fire Water Pump Skids Technical specification defines the minimum requirements for fire water pump modules used in process gas facilities. As engineer, when are making any technical purchase and make sure, the skid supplier shall have prime responsibility for all equipment provided with the module. And more will be explain about Standards and codes for Fire Water Pump Skid Manufacturers, fire pump enclosure, Skid mounted fire pump package, Diesel driven fire water pumps.
Table of Contents
| Title |
| 1. Purpose |
| 2. Scope |
| 3. Related Documents |
| 4. Basic Requirements |
| 5. Pumps |
| 6. Jockey Pump |
| 7. Motor Driver For Main Fire Water Pump |
| 8. Diesel Engine Driver For Standby Fire Water Pump |
| 9. Pump Controllers |
| 10. Equipment Baseplate |
| 11. Piping |
| 12. Pumping System Accessories |
| 13. Fire Rated Building |
| 14. Painting |
| 15. Preparation for Shipment |
| 16. Language and Units |
| 17. Drawings and Information |
| 18. Quality Assurance |
| 19. Document Submittal |
| 20. Reports |
| 21. Installation, Operation, and Maintenance Manuals |
2. SCOPE
2.1 The supplier’s scope of supply shall consist of the design, procurement of materials, fabrication, manufacture, drawings, data, assembly, painting, testing, reports, and all sub supplier coordination in accordance to this specification and the documents referenced herein.
2.2 The supplier shall provide, as a minimum, all of the equipment detailed in this specification. Additionally, the supplier shall provide any other items considered essential for the safe, stable, and reliable operation of the equipment.
2.3 When any third-party approval or certification is required, the supplier shall arrange for such certification directly with the appropriate certifying authority, who shall be approved in writing by Company.
2.4 It is the intent of this technical specification of Fire Water Pump Skid to use the supplier’s standard product, conforming to supplier’s normal quality, scope, and design as much as possible. Requirements contained in this specification are minimums necessary to achieve the high reliability and availability expected of gas processing facilities. When the supplier’s standard product differs from these requirements, the exceptions and the supplier’s experience with these exceptions shall be provided to company along with the reasons for the exceptions.
2.5 The unit shall be provided as a complete “package” suitable for outdoor installation and pre assembled when practicable. The package shall include all necessary accessories, and finish painting shall be completed before shipment. The unit shall be ready for field tie-in to their connections after the skid has been set on its foundation.
3. RELATED ARTICLES
Following article and international codes and standards need to be read with this article to understand about requirements for fire water pump modules.
4WEL52312 NEMA Standard Reliability Low Voltage Induction Motors.
4WEQ-6804 Painting and Corrosion Protection of New Construction for Design Temperatures to 649oC (1200oF).
4WGN-10001 Shipment and Packing Specification for Consolidating Warehouses and Direct Export Shipping.
4WGN-20001 Supplier Quality Requirements.
4WPI-EW80010 Safety Relief Valves.
4WPI-SW70001 Standard Clean (Class SC) Inspection and Acceptance Requirements.
4WEL-P08 IEC Low Voltage Motors.
4WEL-21 High Reliability Motors, 600V and Less.
4ACS-640130 Fabrication of Structural Steel.
4ACS-640131 Fabrication of Miscellaneous Metals.
4ACS-640132 Structural Steel Erection.
4AEL-620302 Standard Wire and Cable Types.
4AEL-620305 Electrical Work on Equipment Skids.
4AEQ-10516 Welding of HyCO Plant Equipment.
4ME60001A Firewater – Pump Testing.
630.290S Instrumentation Work on Equipment Skids.
STD-P338A Electrical Standard – Low Point Drain Installation Details.
American Society of Mechanical Engineers (ASME)
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- B1.20.1 Pipe Threads, General Purpose (Inch).
- B16.5 Pipe Flanges and Flanged Fittings NPS 1/2 Through NPS 24.
- B31.3 Process Piping.
3.3 American Institute of Steel Construction (AISC)
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- Manual of Steel Construction.
3.4 American Iron and Steel Institute (AISI)
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- Cold-Formed Steel Design Manual.
3.5 American Society for Testing and Materials (ASTM)
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- A36/A 36M Standard Specification for Carbon Structural Steel.
- A 514/A 514M/A 514S Standard Specification for High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding.
- E84 Test Method for Surface Burning Characteristics of Building Materials.
3.6 British Standards Institution (BSI)
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- Å PD 5304 Code of practice for safety of machinery
3.7 Underwriter’s Laboratories Inc. (UL)
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- 580 UL Standard for Safety Tests for Uplift Resistance of Roof Assemblies.
- 723 UL Standard for Safety Test for Surface Burning Characteristics of Building Materials-Building Materials Directory.
- ULC-S602-07 Aboveground Steel Tanks for Fuel Oil and Lubricating Oil.
3.8 European Economic Community (EEC) Directives (European Engineered Products Only)
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- Å Machinery Directive (89/392/EEC, 93/44/EEC, 93/68/EEC)
3.9 International Code Council (ICC)
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- International Building Code (IBC)
- Uniform Building Code (UBC)
- International Fire Code (IFC) – 2000
3.10 International Electrotechnical Commission (IEC) (European Engineered Products Only)
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- IEC/TR 60079-0 Electrical Apparatus for Explosive Gas Atmospheres
3.11 International Standards Organization (ISO)
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- ISO 1940-1 Mechanical Vibration – Balance Quality Requirements for Rotors in a Constant (Rigid) State
- ISO 281 Rolling Bearings – Dynamic Load Ratings and Rating Life
3.12 Metal Building Manufacturers Association (MBMA)
Low Rise Building Systems Manual with 1990 Supplement
3.13 National Fire Protection Association (NFPA) (US Engineered Products Only)
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- NFPA 13 Standard for Installation of Sprinkler Systems.
- NFPA 20 Standard for the Installation of Stationary Pumps for Fire Protection.
- NFPA 25 Standard for the Inspection, Testing, and Maintenance of Water-Based Fire Protection Systems.
- NFPA 37 Standard for the Installation and Use of Stationary Combustion Engines and Gas Turbines.
- NFPA 70 National Electrical Code (NEC).
3.14 US Government, Department of Labor – Occupational Safety and Health Administration (OSHA)
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- Code of Federal Regulations (CFR), Title 29, Labor
- 29 CFR, Part 1910 Occupational Safety and Health Standards
4. Basic Requirements
4.1 The following requirements are considered to be sound engineering practices that provide reliability and robustness. However, if these requirements cannot be met, Engineering Department is willing to discuss alternatives.
4.2 The fire water pump system shall consist of a motor driven main pump, diesel engine driven standby pump, and a motor driven jockey pump. The system shall be designed in accordance with the requirements of NFPA 20 and shall be furnished as a complete package with all components installed on a structural steel base frame. Major components shall be provided with the appropriate FM or UL certificates as required by local codes and regulations.
4.3 All required piping, tubing, instrumentation, wiring, conduit, etc. shall be furnished and installed such that only a single field run connection is required for each of the following services:
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- Fire water inlet pipe connection.
- Fire water outlet pipe connection.
- Fire water flow test branch outlet connection.
- Pressure relief outlet connection.
- Stuffing box drain connection.
- Piping / fire rated building drain connection.
- Electric power feed.
- Fuel supply connection.
- Engine exhaust connection.
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4.4 The unit shall be shipped assembled to the extent possible to minimize assembly time in the field.
4.5 The skid will be grouted directly onto a flat, concrete foundation using Philadelphia Resins Epoxy Red Grout. The steel grout surfaces shall be prepared in accordance with Section 10 of this specification.
4.6 Unless otherwise specified, equipment provided by the supplier shall not exceed a Sound Pressure Level (SPL) of 85 dBA when measured 1 m (3 ft) at any point from the edge of the baseplate, at an elevation 1.5 m (5 ft) above grade. Noise level specified above is for all equipment operating simultaneously.
4.7 The supplier shall provide a priced list of spare parts with the proposal. If a complete spare pump assembly is purchased, it shall receive the same quality, inspection, and test as the main pumps provided with the skid.
4.8 One complete set of all special tools for installation and maintenance shall be provided with each unit. When more than one unit, to a maximum of three, is provided at one location, then one set of special tools per location is acceptable.
4.9 For installations in countries within the European Union (EU), all equipment covered by this specification shall be according to all relevant EU directives and standards. A “CE” mark shall be affixed to the skid’s electrical components to signify compliance.
4.10 The Declaration of Conformity or Incorporation as required by each of the relevant EU directives shall be bilingual, that is, in English and in the national language of the country in which the equipment will be used.
4.11 Copies of the equipment manuals, operating instructions, and any other information required by the EU directives shall be provided in English and in the national language. Any written safety instructions, markings, and/or labeling attached to the machine shall be provided in the national language.
4.12 When the supplier is located outside of the European Union or is only required to provide a Declaration of Incorporation, access to the Technical File (as defined by the Machinery Directive) shall be given to the purchaser on demand at any time up to the end of the warranty period. The purpose of this is to facilitate review of the supplier’s safety risk assessment.
4.13 Regardless of the suppliers’ location, all items of equipment falling within the scope of the Pressure Equipment Directive shall be CE marked and be supplied with a Declaration of Conformity with the PED. If the supplier is located outside the EU and does not have an authorized agent within the EU, the supplier shall provide Air Products with a copy of all Technical Files relating to CE marked pressure equipment. If the supplier is located within the EU or has an authorized agent located within the EU, the supplier or authorized agent shall hold the Technical File for a minimum period of ten years. Pressure equipment that is outside the scope of the PED or that is classified as being sound engineering practice may not be CE marked; in such cases the supplier shall issue a certificate declaring exemption from the PED.
5. Pump Technical Requirement for Fire Water Pump Skids
Following are general technical requirement of pump which is used for Fire Water Pump Skids. Check out following link.
Fire Water Pump Technical Requirement
6. JOCKEY PUMP
6.1 A jockey pump shall be provided to maintain the distribution system to the specified pressure required by the local codes. Pump shall be provided by an equipment manufacturer that has listed pumps for fire water service.
6.2 The pump shall be a multi-stage vertical in-line centrifugal pump. The upper casing shall be machined to NEMA C-face motor register. The pump design shall allow for maintenance of pump internal components without disturbing the suction and discharge piping.
6.3 Lower casing shall be ductile iron with bronze fitted wetted parts. An all 300 series stainless steel pump is an acceptable alternate. Lower casing shall be provided with a drain connection to drain liquid during maintenance. Top plate shall be provided with a plug to vent any excess air trapped during commissioning.
6.4 The impellers shall be of the enclosed type, stainless steel construction. The pump shaft shall be rigidly coupled to the motor shaft. The shaft and impellers shall be grooved/formed to prevent rotation of the impeller relative to the shaft without the use of a separate key. Coupling guard shall be aluminum.
6.5 The stuffing box shall provide an adequate area for internal recirculation of the pumped fluid around the sealing medium. Shaft sealing shall be accomplished by means of a high temperature/high pressure mechanical seal with a Silicon Carbide seat, carbon washer, EPDM elastomers, and AISI 316 stainless steel metal parts.
6.6 The motor shall conform to the latest NEMA standards. Each motor shall have a sufficient horsepower rating to operate the pump at any point on the pump’s head-capacity curve without overloading the nameplate horsepower rating of the motor regardless of service factor. The motor shall have a minimum service factor of 1.15. The service factor is reserved for variations in voltage and frequency. Motor bearings shall be “sealed-for-life.”
7. MOTOR DRIVER FOR MAIN FIRE WATER PUMP
7.1 Motor shall be designed in accordance with 4WEL-P08, 4WEL-21, or 4WEL-52312 as specified in the project equipment specification. The selected motor shall be large enough such that the pump horsepower requirements do not exceed 100% of the motor’s nameplate rating. This shall apply to the pump’s characteristic curve (including runout) for the impeller diameter furnished in the pump.
7.2 Motors shall be suitable for Direct-On-Line starting with 80% and 100% of rated line voltage.
7.3 The insulation of the stator windings shall be class F with class B temperature rise unless otherwise specified. Torque design “B” unless required by a special load.
7.4 Grease lubricated ball or roller bearings shall be provided. They shall be capable of being regreased while the motor is running and shall be provided with grease relief devices. Bearings and lubrication systems shall have an L10 life according to ISO 281 of at least 40,000 hours. Bearings shall be designed for a C3 clearance fit unless otherwise specified.
7.5 Motors shall be totally enclosed fan cooled (TEFC). The direction of rotation shall be clearly indicated on the motor. If there are bi-directional fans, the direction of rotation shall be indicated by double-headed arrows. The external air flow direction shall be from the motor to the driven equipment.
7.6 Space heaters shall be provided and shall be wired to the motor junction box. Space heater shall be single phase. Space heater shall be energized only when the motor is shut down.
8. DIESEL ENGINE DRIVER FOR STANDBY FIRE WATER PUMP
8.1 Diesel engine shall be designed in accordance with NFPA 20. The engine shall be provided by an equipment manufacturer that has listed models for fire water service. Engine output shall be derated for the site ambient conditions and shall be capable of satisfying the pump BHP requirements at all specified operating conditions (including runout) for the impeller diameter furnished in the pump. It is the intent of this specification to have the same size pump (impeller diameter) for both the main and standby fire water pumps to minimize the amount of spares required for the two services.
8.2 When the same size pump is provided for the diesel engine driver fire water pump, the pump rotation shall be identical to the electric driven main fire water pump. Several pump components will not be interchangeable if opposite direction of rotation is selected for these pumps.
8.3 A universal joint type coupling to drive the pump is an acceptable alternate to a flexible element type coupling. The pump shaft end shall be retrofitted to accept a universal joint type coupling half. Universal joint type couplings shall be provided with Zerk fittings and pressure relief grooves to help minimize overgreasing.
8.4 Diesel engine and engine accessories shall be installed inside a two-hour fire rated building. See Section 13 of this specification for building requirements.
8.5 Batteries shall be installed in a well ventilated area inside the building. Battery wiring routing shall be such that it does not interfere with regular maintenance activities and it is well segregated such that there are no abrasion points for a possibility of a spark.
8.6 Unless otherwise specified, engine cooling shall be via water taken directly from the common discharge header at the discharge of the pumps. A water bypass line shall also be provided in accordance with NFPA 20. The exchanger waste outlet will be piped directly to the building’s drain and manifold with the pump casing and other water drains (with the exception of pump bearing reservoir drains) to the skid edge.
8.7 The fuel tank shall be located inside the fire rated building with the fill supply piping routed to outside the building. Fuel tank shall be supplied in accordance with CSA/ULC-S602-07 and shall have a mechanical means (whistle) for notifying operators when the high fuel level is reached. A fuel level gauge shall also be installed close to the fuel fill connection to monitor fuel level. Fuel supply piping shall be stainless steel and shall be easily accessible from the outside of the building. Supply line shall be provided with a cap/vent connection. Pipe routing shall be such that it does not interfere with normal maintenance activities on the engine / pump assembly.
8.8 Exhaust piping shall be provided with personnel protection and a discharge silencer. Silencer shall be installed outside the fire rated building. Exhaust system piping design shall strictly follow the NFPA 20 requirements. Exhaust systems from multiple engines shall not be manifold together.
8.9 Engine shall be provided with a mechanical type, constant speed governor to maintain a constant speed irrelevant of the driven equipment load condition. The governor shall receive its supply of oil from the engine lubricating system. With the loss of lube oil pressure, the supply of oil to the governor will be cut off and cause the governor to shut down the engine. This provides the engine with a built-in shutdown device to protect the engine in the event of loss of lubricating oil pressure.
8.10 The diesel engine shall be provided with a direct injection fuel system in order to increase fuel efficiency and minimize emissions. Individual fuel supply lines shall be provided for each injection port. Fuel filter shall be provided with a drain valve to remove condensate when engine is idle for extended periods of time. A hand priming pump shall also be provided to prime the fuel system prior to a start initiation.
9. PUMP CONTROLLERS
This article explains pump controller technical requirements. Fire Pump Controller Technical Requirements (Petrochemical Plants)
10. Equipment Base Plate for Fire Pump Skid
Check out this article for equipment base plate Equipment Base Plate for Fire Pump Skid.
11. Piping Work for Fire Pump Skid
11.1 Piping shall be arranged such that it is easy to access equipment and valves. Piping shall be adequately supported and installed in a neat and workmanlike manner. The supplier shall strive in the design to maintain the skid pipe work as low as practical to minimize vibration.
11.2 All piping and applicable fittings shall meet the requirements of ASME B31.3 unless otherwise specified in the project technical specification. Process piping shall have raised face flanges. The gaskets shall be Flexitallic (U.S. manufacture) or Lamon equivalent. The Flexitallic is a Style CGI 316L, stainless steel, spiral wound gasket with stainless steel inner gauge ring, carbon steel outer ring and Flexicarb filler. Substitutes other than Flexitallic or Lamon are not permitted.
11.3 Bolting shall be minimum ASTM A193 Grade B7 studs and ASTM A194 Grade 2H nuts. Studs shall be stressed per gasket manufacturer recommendations to satisfy proper gasket seating, bolt relaxation, and internal pressure stresses.
11.4 The supplier shall be responsible for determining the design pressure for all piping systems within the entire package. The piping system test pressures shall be determined from the applicable piping design code or local codes.
11.5 All pipe terminations of DN50 (NPS 2) or larger that interface with the customer-provided pipework shall terminate with raised face flanges that comply with ASME B16.5. All customer connections shall terminate at the edge of the skid.
11.5.1 The tolerances for termination of all piping other than flanged connections shall be as shown on the contract drawings. If no tolerance is stated, a tolerance of plus or minus 3 mm (1/8 in) for pipe up to and including DN250 (NPS 10), and plus or minus 5 mm (3/16 in) for DN300 (NPS 12) and larger pipe sizes shall be assumed.
11.5.2 Alignment of flanges shall not deviate from the indicated position measured across any diameter by more than 4 mm per meter (3/64 per ft). Rotation of flanges from the indicated position shall be 1.5 mm (1/16 in) maximum.
11.5.3 Piping shall be installed to provide strain-free connection to machinery and other equipment. Cold-springing is not allowed unless called for on the contract drawings. As piping is being installed and after it is positioned and pressure tested, all flanges and connections to mechanical rotating equipment (i.e., centrifugal pumps) shall be unbolted and checked for alignment. Flanges shall be parallel within 0.5 mm (1/64 in) per foot of flange diameter and not put any strain on equipment casings. Dial indicators shall be used to ensure strain-free-piping equipment-casing connections.
11.6 Piping systems shall be provided with sufficient vent and drain connections to allow complete venting or draining. All piping low points shall be provided with a valve and shall be manifold to a common drain connection at the skid edge.
11.7 Unless otherwise specified, tube fittings shall be Swagelok or Parker A-LOK.
12. Pumping System Accessories
12.1 The following accessories shall be furnished with the fire water system. All components shall be listed for fire water service;
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- Common suction header.
- Suction line OS&Y gate valve for each pump.
- Suction wye-type strainer with SS basket and drain valve for each pump.
- Suction line eccentric reducer (if needed to match pump suction nozzle size).
- Suction piping drain valve for each pump.
- Pump casing or suction piping compound pressure gauge with root valve.
- Pump casing air relief valve vented downwards (if required based on pump offering).
- Pump casing drain valve (if required based on pump offering).
- Pump casing or discharge piping pressure gauge with block valve.
- Discharge line concentric increaser (if needed to match the pump discharge to the line size).
- Pilot-operated discharge relief valve with waste cone for each pump.
- Wafer-type, swing discharge check valve for each pump.
- Discharge piping vent valve for each pump.
- Sensing line for pump controller pressure switch for each pump.
- Discharge line isolation gate valve or gear operated butterfly for each pump.
- Flow line with flow meter for monthly testing.
- Common pressure relief header.
- Common discharge header.
- Equipment drain header (including fire enclosure building).
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12.2 All pumping system accessories shall be sized in accordance with NFPA 20 latest edition. The number of hose valves and hose valve header shall be provided only when listed in the project equipment specification.
12.3 Suction piping system shall be installed such that it limits the development of air pockets. Special attention shall be paid to the installation of the suction pump casing eccentric reducer. If required a high point vent in the piping system shall be supplied to properly vent the suction piping system prior to pump start initiation.
13. Fire Rated Building Requirement for Fire Pump Skid
Check out this article for Fire Rated Building Requirement (Fire Rated Building Requirement for Fire Pump Skid)
14. Painting
14.1 The skid and all auxiliaries shall be painted according to article Painting and Corrosion Protection of New Construction for Design Temperatures to 649°C.
14.1.1 Mass-produced equipment such as filter, switches, small motors, small pumps, and small coolers shall be purchased with the manufacturer’s standard preparation and finish paint system. If part of a larger assembly, scarred exterior surfaces shall be cleaned, primed, and a finish coat shall be applied to match the assembly. A suitable barrier coat shall be applied if the paint systems are incompatible. Nameplates and internals shall be protected from this paint.
14.1.2 Austenitic stainless steel, aluminum, copper, brass, galvanized, and other corrosion-resistant components need not be painted. When the manufacturer elects to paint these surfaces, they shall receive a wash primer pretreatment compatible with the paint system used.
14.1.3 Machined surfaces required for mounting or precision positioning shall not be painted. These surfaces shall be preserved to prevent rusting during shipments and storage before commissioning.
14.1.4 Surface shall be prepared by shot or sandblast cleaning, pickling, or power tool cleaning, removing all mill scale, rust, weld slag, and weld splatter to provide a surface suitable for prime coating according to paint manufacturer’s recommendations.
14.1.5 Prime paint shall be supplier’s standard. One or more coats shall be applied to achieve 0.07 mm [3 mils (0.003 in)] minimum dry film thickness.
14.1.6 Finish paint shall be supplier’s standard. One or more coats shall be applied to achieve 0.04 mm [1 1/2 mils (0.0015 in)] minimum dry film thickness. The total dry film thickness of prime and finish coat shall be 0.11 mm [4.5 mils (0.0045 in)] minimum.
14.1.7 Cleaned surfaces shall receive the first prime coat within eight hours after cleaning. If uncoated for a longer period, recleaning is required and shall be performed.
14.1.8 Surfaces shall be free of visible moisture immediately before and after painting until the paint is dry to the touch. Ambient and work surface temperatures shall be between 12.8° and 51.7°C (55° and 125°F) for epoxy systems and between 4.4° and 51.7°C (40° and 125°F) for other paint systems.
14.1.9 Paint shall be applied according to the paint manufacturer’s printed directions pertinent to thinning, stirring, drying time, and priming requirements.
14.1.10 Each coat shall be unscarred, free of dirt, and completely adhering without any defect at the time of applying the succeeding coat. A smooth, uniform color and finish is required.
14.1.11 Underthickness areas shall receive additional coats as required to achieve the required thickness all over.
14.1.12 Painted material shall be dry before loading and shall be handled and blocked with care to minimize paint damage.
15. Preparation for Shipment
15.1 One complete set of special tools required for installation, maintenance, and servicing shall be provided with the unit. When two or three identical units are to be installed at a single location, only one set of special tools needs to be provided for the location.
15.1.1 The completed package(s), including spare parts and special tools (if required), shall be prepared and shipped according to the requirements of 4WGN-10001.
15.1.2 The supplier shall be responsible for the packing and preservation of the machine and spare parts before installation and commissioning. The supplier’s proposal shall detail the method of preservation used and the extent of disassembly of the package before shipment to site. If long-term storage is necessary, the supplier shall also state the required storage conditions, inspection frequency, and any actions required to maintain the preservation.
15.1.3 All packages shall be cleaned to meet the inspection and acceptance requirements of 4WPI-SW70001. All openings and piping shall be covered and sealed to prevent the entrance of dirt and moisture during shipment and storage. All buttweld ends and plain ends of piping shall be covered by metal blanks and rubber gaskets and shall be secured in place. All threaded ends of piping shall be either plugged or capped, as appropriate, and securely tightened. Flanges closed with plastic plugs shall have an integral warning flag to identify the plug locations if they are left in place during construction. Openings covered with plastic film and duct tape are not adequate and are not acceptable.
15.1.4 All equipment or piping likely to vibrate during shipment shall be properly braced to prevent damage during shipment. All temporary supports shall be painted red and clearly labeled for removal at site. Delicate instruments shall be removed and specially packaged to prevent damage.
15.1.5 Company reserves the right to perform a final inspection before shipment to ensure proper bracing and packaging. For this purpose the supplier shall notify company normally 72 hours before shipping.
15.1.6 The number of bags and type of dehydrating agents used shall be identified by type, number, and location on the outside of each component when such agents have been included.
16. Language and Units
16.1 Language used on all nameplates, drawings, and documentation shall be English. In addition, EEC Directives (when applicable) require a copy of documentation including supplier manuals be provided in the language of the country of use.
16.1.1 All dimensions and physical data shall be in metric units (degrees Celsius for temperature and bars for pressure) with standard US Customary Units in parentheses.
17. Drawings and Information
17.1 The accuracy of the location of the termination points of each package requiring a field connection shall be as follows:
17.2 Dimensional accuracy for all connections shall be a maximum of + 3 mm (+ 1/8 in) of the dimension on the general arrangement drawing locating the particular termination point. All termination points shall be located relative to a common reference point on the package or skid so that termination location deviations are not cumulative.
17.3 Piping flanges and welded-type connections shall not be out of square with their pipe by more than 4 mm per meter (3/64 in per ft) of outside dimension or diameter of the flange and pipe, respectively. Angular tolerances shall be + 1/2 degree for piping connections.
17.4 The supplier shall submit the specified number of complete sets of proposals that are indicated in the request for proposal. Proposals shall include all of the following additional information:
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- Motor technical data requested in 4WEL-P08, 4WEL-52312, or 4WEL-21 as applicable.
- Project number and equipment identification.
- Manufacturer’s size and type designation.
- Complete description of the offering.
- Complete description of all accessories.
- Completed Supplier Document Requirements with promised submittal dates.
- Listing of all materials.
- Design pressures, design temperatures, and relief valve settings (if any) for each pressure-containing fluid cavity and circuit.
- Expected unit sound pressure level in dBA at 1 m (3 ft) at each octave from 31.5 to 8K Hz and, if base unit anticipated levels are higher than specified, description of additional abatement and cost needed to meet the specified levels.
- A description of the method of preservation used and a list of the items removed for shipment. If long-term storage or export is specified, also state the required storage conditions, inspection frequency, and any actions required to maintain the preservation.
- Milestone schedule in weeks after award, including delivery of drawings, order of major components, start of fabrication, testing, final inspection, and shipment.
- Inspection plan for in-house and subcontracted work. The plan shall include a list of inspections and reports that shall be submitted.
- Point of manufacturing of all major components.
- Location where performance tests (if required) shall be performed and any test limitation that requires a deviation from obtaining required test data.
18. Quality Assurance
18.1 The supplier shall mark the relevant sheets of the equipment specification to show the supplier’s standard quality control checks and inspection items. These will be reviewed and any changes agreed for each application.
18.1.1 The supplier shall follow a formal quality assurance (QA) program capable of providing documented assurance of quality. The supplier’s QA Department shall have sufficient freedom from line organizations to ensure deletion and correction of conditions adverse to quality.
18.1.2 Such QA programs are subject to review by Company in pre- and post-award surveys and during product manufacturing. The performance of quality assurance programs in a satisfactory manner is a mandatory condition of equipment purchase. Evidence of unsatisfactory performance requires that immediate corrective action be taken by the supplier.
18.1.3 The supplier shall submit, as part of the purchase order requirements, a fully detailed, comprehensive, quality plan specific to the order. The plan shall include, as a minimum, quality control, inspection and testing, and the extent of purchaser “Witness” and “Hold” points.
18.1.4 All inspections performed by the supplier shall be suitably documented, and the documentation shall be available for inspection at the supplier’s or their subsupplier’s shops during routine inspection.
18.1.5 All equipment provided to this specification shall be subject to inspection by quality control representative for workmanship, cleanliness, and painting. A minimum of ten working days notice shall be provided before any test or shipment.
18.1.6 The supplier shall make available to the inspector all weld procedures, certifications, equipment data sheets, and test results on request.
18.1.7 Shipment shall not be made of any equipment provided to this specification until approved by the Air Products inspector or inspection has been waived by Air Products. Such release and/or the limited inspection herein defined shall not relieve the supplier of the responsibility to conform to the requirements for specification, material, and workmanship.
19. Document Submittal
How to Make Document Submittal for Fire Water Pump Skids.
20. Reports
The supplier shall submit three copies of the quality assurance reports specified in paragraph 19 of this specification. All reports shall be submitted within two weeks after shipment.
21. Fire Water Pump Skid Installation, Operation and Maintenance Manuals
Check out this article for Fire Water Pump Skid Installation ( Fire Water Pump Skid Installation, Operation & Maintenance Manuals )