VA 26 32 13-2010 ENGINE-GENERATORS.pdf

1、09-10 26 32 13 - 1 SECTION 26 32 13 ENGINE-GENERATORS SPEC WRITER NOTE: Delete between /-/ if not applicable to project. Also delete any other item or paragraph not applicable in the section and renumber the paragraphs. PART 1 - GENERAL 1.1 DESCRIPTION A. This section specifies the furnishing, insta

2、llation, and testing of the /low-voltage/ /medium-voltage/ engine-generator system. This includes, but is not limited to: air filtration, starting system, generator controls, /paralleling switchgear, /instrumentation, lubrication, fuel system, cooling system, and exhaust system. B. The engine-genera

3、tor system shall be fully automatic and shall constitute a unified and coordinated system ready for operation. 1.2 RELATED WORK /A. Section 13 05 41, SEISMIC RESTRAINT REQUIREMENTS FOR NON-STRUCTURAL COMPONENTS: Seismic requirements for non-structural equipment./ B. Section 23 05 41, NOISE AND VIBRA

4、TION CONTROL FOR HVAC PIPING AND EQUIPMENT: Requirements for pipe and equipment support and noise control. C. Section 23 07 11, HVAC, PLUMBING, AND BOILER PLANT INSULATION: Requirements for hot piping and equipment insulation. D. Section 23 10 00, FACILITY FUEL SYSTEMS: Fuel supply and storage requi

5、rements. E. Section 25 10 10, ADVANCED UTILITY METERING: Requirements for electrical metering. F. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS: General electrical requirements and items common to more than one section of Division 26. G. Section 26 05 21, LOW-VOLTAGE ELECTRICAL POWER C

6、ONDUCTORS AND CABLES (600 VOLTS AND BELOW): Low voltage conductors. H. Section 26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS: Requirements for personnel safety and to provide a low impedance path for possible ground fault currents. I. Section 26 05 71, ELECTRICAL SYSTEM PROTECTIVE DEVICE ST

7、UDY: Requirements for protective coordination of a standby and/or essential electrical system. /J. Section 26 13 00, MEDIUM-VOLTAGE SWITCHGEAR: Requirements for medium-voltage switchgear for use with medium-voltage generators./ Provided by IHSNot for ResaleNo reproduction or networking permitted wit

8、hout license from IHS-,-,-09-10 26 32 13 - 2 /K. Section 26 13 13, GENERATOR PARALLELING CONTROLS: Requirements for generator paralleling./ /L. Section 26 23 00, LOW-VOLTAGE SWITCHGEAR: Requirements for secondary distribution switchgear./ /M. Section 26 24 11, DISTRIBUTION SWITCHBOARDS: Requirements

9、 for secondary distribution switchboards./ N. Section 26 36 23, AUTOMATIC TRANSFER SWITCHES: Requirements for automatic transfer switches for use with engine-generators. 1.3 QUALITY ASSURANCE Refer to Paragraph, QUALIFICATIONS, in Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS. 1.4 QUAL

10、ITY ASSURANCE A. The supplier of the engine-generator shall be responsible for satisfactory total operation of the system and its certification. This supplier shall have had experience with three or more installations of systems of comparable size and complexity. Each of these installations shall ha

11、ve been in successful operation for three or more years. Prior to review of submittals, the Government reserves the right to: 1. Have the manufacturer submit a list of locations with similar installations. 2. Inspect any of these installations and question the user concerning the installations witho

12、ut the presence of the supplier. SPEC WRITER NOTE: Edit the paragraph below to match local maintenance and support availability. B. A factory-authorized representative shall be capable of providing emergency maintenance and repairs at the project site within /2/ / / hours maximum of notification. SP

13、EC WRITER NOTE: Determine if witness testing is a VA requirement. Edit or remove paragraph to conform to project requirements. /C. Factory Test: The Government shall have the option of witnessing the following tests at the factory. The tests shall be performed on the specific engine-generator(s) bei

14、ng manufactured for this project. The Government will pay all expenses for the Government representatives trip to witness these tests. The contractor shall notify the /Resident Engineer/ /COTR/ 15 days prior to date of testing. The manufacturer shall furnish load banks, testing instruments, and all

15、other equipment necessary to perform these tests. 1. Load Test: Shall include six hours of continuous operation; four hours while the engine-generator is delivering 100% of the specified Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-09-10 26 32 13

16、- 3 kW and two hours while delivering 110% of the specified kW. During this test record, the following data at 20-minute intervals: Time Engine RPM Oil Temperature Out kW Water Temperature In Fuel Pressure Voltage Water Temperature Out Oil Pressure Amperes Oil Temperature In Ambient Temperature 2. Q

17、uick Start Test: Record time required for the engine-generator to develop specified voltage, frequency, and kW load from a standstill condition./ 1.5 SUBMITTALS A. In accordance with Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS, submit the following: B. Shop Drawings: Scaled drawings,

18、 showing plan views, side views, elevations, and cross-sections. C. Diagrams: Control system diagrams, elementary diagrams, control sequence diagrams or tables, wiring diagrams, interconnections diagrams (between local control cubicles, remote annunciator panels, remote derangement panels, remote mo

19、nitoring panels, remote exercising panel, automatic transfer switches, paralleling switchgear, and fuel storage tanks, as applicable), illustrative diagrams, flow diagrams, and other like items. D. Technical Data: 1. Published ratings, catalog cuts, pictures, and manufacturers specifications for eng

20、ine-generator, governor, voltage regulator, radiator, muffler, dampers, day tank, pumps, fuel tank, batteries and charger, jacket heaters, torsional vibration, and control and supervisory equipment. 2. Description of operation. 3. Short-circuit current capacity and subtransient reactance. 4. Sound p

21、ower level data. SPEC WRITER NOTE: Edit or include the paragraph below to conform with project requirements. /5. Vibration isolation system performance data from no-load to full-load. This must include seismic qualification of the engine-generator mounting, base, and vibration isolation./ E. Calcula

22、tions: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-09-10 26 32 13 - 4 Detailed engineering calculations with all equations, graphs, assumptions, and approximations shown and data sources referenced. Include any calculated performance derations ap

23、propriate to installed environment. F. Manuals: 1. When submitting the shop drawings, submit complete maintenance and operating manuals of the engine-generator and auxiliaries, including technical data sheets, wiring diagrams, and information for ordering replacement parts. 2. Two weeks prior to the

24、 final inspection, submit four copies of the updated maintenance and operating manual to the /Resident Engineer/ /COTR/: a. Include complete “As Installed“ diagrams, which indicate all items of equipment and their interconnecting wiring. b. Include complete diagrams of the internal wiring for each o

25、f the pieces of equipment, including “As Installed“ revisions of the diagrams. c. The wiring diagrams shall identify the terminals to facilitate installation, maintenance, operation, and testing. d. Include complete lists of spare parts and special tools recommended for two years of normal operation

26、 of the complete system. G. Certifications: 1. Prior to fabrication of the engine-generator, submit the following to the /Resident Engineer/ /COTR/ for approval: a. A certification in writing that an engine-generator of the same model and configuration, with the same bore, stroke, number of cylinder

27、s, and equal or higher kW/kVA ratings as the proposed engine-generator, has been operating satisfactorily with connected loads of not less than 75% of the specified kW/kVA rating, for not fewer than 2,000 hours without any failure of a crankshaft, camshaft, piston, valve, injector, or governor syste

28、m. b. A certification in writing that devices and circuits will be incorporated to protect the voltage regulator and other components of the engine-generator during operation at speeds other than the rated RPM while performing maintenance. Submit thorough descriptions of any precautions necessary to

29、 protect the voltage regulator and other components of the system during operation of the engine-generator at speeds other than the rated RPM. c. A certification from the engine manufacturer stating that the engine exhaust emissions meet the federal, state, and local Provided by IHSNot for ResaleNo

30、reproduction or networking permitted without license from IHS-,-,-09-10 26 32 13 - 5 regulations and restrictions specified. At a minimum, this certification shall include emission factors for criteria pollutants including nitrogen oxides, carbon monoxide, particulate matter, sulfur dioxide, non-met

31、hane hydrocarbon, and hazardous air pollutants (HPAs). 2. Prior to installation of the engine-generator at the job site, submit four copies of certified factory test data to the /Resident Engineer/ /COTR/. 3. Two weeks prior to the final inspection, submit four copies of the following to the /Reside

32、nt Engineer/ /COTR/: a. Certification by the engine-generator manufacturer that the equipment conforms to the requirements of the drawings and specifications. b. A certified report of field tests from the contractor that the engine-generator has been properly installed, adjusted, and tested. SPEC WR

33、ITER NOTE: Specify seismic zone factor “Z“ value so engine-generator manufacturers can check/design seismic strength of their equipment. /c. A certificate by the manufacturer that the engine-generator, accessories, and components will withstand the design seismic event forces (Z=_) and that the engi

34、ne-generator will be fully operational after the design seismic event at the project site. / 1.6 STORAGE AND HANDLING A. Equipment shall withstand shipping and handling stresses in addition to the electrical and mechanical stresses which occur during operation of the system. Protect radiator core wi

35、th wood sheet. B. Store the equipment in a location approved by the /Resident Engineer/ /COTR/. 1.7 JOB CONDITIONS Shall conform to the arrangements and details shown on the drawings. The dimensions, enclosures, and arrangements of the engine-generator system shall permit the operating personnel to

36、safely and conveniently operate and maintain the system in the space designated for installation. 1.8 APPLICABLE PUBLICATIONS A. Publications listed below (including amendments, addenda, revisions, supplements, and errata) form a part of this specification to the extent referenced. Publications are

37、referenced in the text by designation only. B. American National Standards Institute (ANSI): Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-09-10 26 32 13 - 6 C37.50-00 Low-Voltage AC Power Circuit Breakers Used In Enclosures-Test Procedures C39.1-8

38、1 (R1992) Requirements for Electrical Analog Indicating Instruments C. American Society of Testing Materials (ASTM): A53/A53M-07 Standard Specification for Pipe, Steel, Black, and HotDipped, Zinc Coated Welded and Seamless. B88-03 . Specification for Seamless Copper Water Tube B88M-03 Specification

39、for Seamless Copper water Tube (Metric) D975-09b . Diesel Fuel Oils D. Institute of Electrical and Electronic Engineers (IEEE): C37.13-08 Low Voltage AC Power Circuit Breakers Used In Enclosures C37.90.1-02 Surge Withstand Capability (SWC) Tests for Relays and Relay Systems Associated with Electric

40、Power Apparatus E. National Electrical Manufacturers Association (NEMA): ICS 6-06 . Enclosures ICS 4-05 . Terminal Blocks MG 1-07 Motor and Generators MG 2-01 Safety Standard and Guide for Selection, Installation and Use of Electric Motors and Generators PB 2-06 Dead-Front Distribution Switchboards

41、250-08 . Enclosures for Electrical Equipment (1000 Volts Maximum) F. National Fire Protection Association (NFPA): 30-08 Flammable and Combustible Liquids Code 37-06 Installations and Use of Stationary Combustion Engine and Gas Turbines 70-08 National Electrical Code (NEC) 99-05 Health Care Facilitie

42、s 110-10 . Standard for Emergency and Standby Power Systems G. Underwriters Laboratories, Inc. (UL): 50-95 Enclosures for Electrical Equipment 142-06 . Steel Aboveground Tanks for Flammable and Combustible Liquids 2085-97 Insulated Aboveground Tanks for Flammable and Combustible Liquids 2200-98 Stat

43、ionery Engine Generator Assemblies Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-09-10 26 32 13 - 7 1236-06 Battery Chargers for Charging Engine-Starter Batteries 467-07 . Grounding and Bonding Equipment 489-09 . Molded-Case Circuit Breakers, Molde

44、d-Case Switches and Circuit-Breaker Enclosures 508-99 . Industrial Control Equipment 891-05 . Switchboards PART 2 - PRODUCTS 2.1 ENGINE-GENERATOR A. The engine-generator system shall be in accordance with NFPA, UL, NEMA and ANSI, and as specified herein. All information required by these specificati

45、ons shall shown on the drawings. B. Provide a factory-assembled, wired (except for field connections), complete, fully automatic engine-generator system. SPEC WRITER NOTE: Make choices from the options below. If more than one generator type is part of the project, provide independent parameter sched

46、ules as necessary. C. Engine-Generator Parameter Schedule: Power Rating: /Limited Running Time/ /Emergency Standby/ Voltage: /120/208V/ /277/480V/ /4160V/ /12470V/ /13200V/ /13800V/ / V/ Service Load: /_/ kVA (maximum) /_/ kVA (continuous) Motor Starting kVA (Max.): /_/ kVA Power Factor: /0.8/ /_/ l

47、agging Engine-Generator Application: /stand-alone/ /parallel with infinite bus/ /parallel with other generators on an isolated bus/ /parallel with other engine-generators on an infinite bus/ Fuel: /diesel/ / / Maximum Speed: /_/ /900/ /1200/ /1800/ RPM Frequency Bandwidth (steady state): + / _/ / 0.

48、4/ / 0.25/ %/ Voltage Regulation: + 2% (maximum) (No Load to Full Load) (standalone applications) Voltage Bandwidth: + / 0.5/ / 1/ / 2/ % (steady state) Frequency: 60 Hz Phases: / 3 Phase, Wye/ / 3 Phase, Delta/ Minimum Generator Subtransient Reactance: / _/ % Nonlinear Loads: / _/ kVA Max Step Load Increase: / 25/ / 50/ / 75/ / 100/ % of service load at / _/ PF Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-09-10 26 32 13 - 8 Transient Recovery Time with Step Load