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<br />SECTION 260573
<br />POWER SYSTEM ANALYSIS
<br />PART 1 GENERAL
<br />1.01SECTION INCLUDES
<br />A. SHORT-CIRCUIT STUDY.
<br />B. PROTECTIVE DEVICE COORDINATION STUDY.
<br />C. CRITERIA FOR THE SELECTION AND ADJUSTMENT OF EQUIPMENT AND ASSOCIATED PROTECTIVE
<br />DEVICES NOT SPECIFIED IN THIS SECTION, AS DETERMINED BY STUDIES TO BE PERFORMED.
<br />D. PERFORMANCE REQUIREMENTS FOR OVERCURRENT PROTECTIVE DEVICES.
<br />E. SHORT-CIRCUIT AND PROTECTIVE DEVICE COORDINATION STUDIES AS PREPARED BY THE ELECTRICAL
<br />EQUIPMENT MANUFACTURER OR A PROFESSIONAL ELECTRICAL ENGINEERING FIRM.
<br />F. THE STUDIES SHALL INCLUDE ALL NEW ELECTRICAL DISTRIBUTION EQUIPMENT SUPPLIED UNDER THIS
<br />CONTRACT.
<br />1. INCLUDE EMERGENCY POWER SYSTEM DISTRIBUTION EQUIPMENT.
<br />2. INCLUDE ALL DIRECTLY AFFECTED EXISTING DISTRIBUTION EQUIPMENT INCLUDING EMERGENCY
<br />EQUIPMENT AT THE CUSTOMER FACILITY.
<br />3. INCLUDE ALL EXISTING DISTRIBUTION EQUIPMENT INCLUDING EMERGENCY EQUIPMENT AT THE
<br />CUSTOMER FACILITY.
<br />G. THIS PROJECT IS DESIGNED AROUND EQUIPMENT FROM A SPECIFIC MANUFACTURER FOR THE
<br />SWITCHGEAR AND PANELBOARDS. THE SYSTEM HAS BEEN DESIGNED TO ACHIEVE A HIGH DEGREE OF
<br />SELECTIVE COORDINATION FOR SYSTEM RELIABILITY. IF EQUIPMENT FROM A MANUFACTURER OTHER
<br />THAN THAT DESIGNED AROUND IS SUBMITTED, A POWER STUDY PERFORMED IN ACCORDANCE WITH THIS
<br />SECTION SHALL BE SUBMITTED. THE STUDY SHALL BE SIGNED AND SEALED BY A REGISTERED ENGINEER
<br />IN THE STATE OF FLORIDA. THIS ENGINEER SHALL THEN BECOME A SPECIALTY ENGINEER OF RECORD
<br />FOR THE PROJECT SPECIFIC TO THE POWER STUDY. THE STUDY SHALLACHIEVE THE SAME OR BETTER
<br />SELECTIVE COORDINATION AS THE SYSTEM INITIALLY DESIGNED, AS DETERMINED BY THE PROJECT
<br />ENGINEER.
<br />H. IF EQUIPMENT FROM THE SPECIFIC MANUFACTURER (SQUARE D) THE PROJECT IS DESIGNED AROUND IS
<br />SUBMITTED, A POWER STUDY PERFORMED IN ACCORDANCE WITH THIS SECTION AND PREPARED BY THE
<br />EQUIPMENT MANUFACTURER SHALL NOT BE SUBMITTED.
<br />1.02RELATED REQUIREMENTS
<br />A. SECTION 26 0500 - COMMON WORK FOR ELECTRICAL
<br />B. SECTION 261300 - MEDIUM -VOLTAGE SWITCHGEAR.
<br />C. SECTION 261321- AIR INTERRUPTER SWITCHES.
<br />D. SECTION 261839 - MEDIUM -VOLTAGE MOTOR CONTROLLERS.
<br />E. SECTION 261116 - SECONDARY UNIT SUBSTATIONS: OVERCURRENT PROTECTIVE DEVICES IN UNIT
<br />SUBSTATIONS.
<br />F. SECTION 26 2300 - LOW VOLTAGE SWITCHGEAR
<br />G. SECTION 262817 - ENCLOSED CIRCUIT BREAKERS.
<br />H. SECTION 262413 - SWITCHBOARDS.
<br />I. SECTION 262416 - PANELBOARDS.
<br />J. SECTION 262813 - FUSES.
<br />1.03REFERENCE STANDARDS
<br />A. IEEE 141- IEEE RECOMMENDED PRACTICE FOR ELECTRICAL POWER DISTRIBUTION FOR INDUSTRIAL
<br />PLANTS; 1993 (REAFF 1999).
<br />B. IEEE 141-IEEE RECOMMENDED PRACTICE FOR ELECTRIC POWER DISTRIBUTION AND COORDINATION OF
<br />INDUSTRIAL AND COMMERCIAL POWER SYSTEMS
<br />C. IEEE 241- RECOMMENDED PRACTICE FOR ELECTRIC POWER SYSTEMS IN COMMERCIAL BUILDINGS.
<br />D. IEEE 242 - IEEE RECOMMENDED PRACTICE FOR PROTECTION AND COORDINATION OF INDUSTRIAL AND
<br />COMMERCIAL POWER SYSTEMS; 2001.
<br />E. IEEE 399 - IEEE RECOMMENDED PRACTICE FOR INDUSTRIAL AND COMMERCIAL POWER SYSTEMS
<br />ANALYSIS; 1997.
<br />F. IEEE 551- IEEE RECOMMENDED PRACTICE FOR CALCULATING SHORT-CIRCUIT CURRENTS IN INDUSTRIAL
<br />AND COMMERCIAL POWER SYSTEMS; 2006.
<br />G. NEMA MG 1- MOTORS AND GENERATORS; 2014.
<br />H. NETA ATS - ACCEPTANCE TESTING SPECIFICATIONS FOR ELECTRICAL POWER EQUIPMENT AND SYSTEMS;
<br />2013.
<br />1. IEEE 1015 - RECOMMENDED PRACTICE FOR APPLYING LOW -VOLTAGE CIRCUIT BREAKERS USED IN
<br />INDUSTRIAL AND COMMERCIAL POWER SYSTEMS
<br />J. IEEE 1584 - GUIDE FOR PERFORMING ARC -FLASH HAZARD CALCULATIONS
<br />K. ANSI C57.12.00 - STANDARD GENERAL REQUIREMENTS FOR LIQUID -IMMERSED DISTRIBUTION, POWER,
<br />AND REGULATING TRANSFORMERS
<br />L. ANSI C37.13 - STANDARD FOR LOW VOLTAGE AC POWER CIRCUIT BREAKERS USED IN ENCLOSURES.
<br />M. ANSI C37.010 - STANDARD APPLICATION GUIDE FOR AC HIGH VOLTAGE CIRCUIT BREAKERS RATED ON A
<br />SYMMETRICAL CURRENT BASIS
<br />N. ANSI C 37.41- STANDARD DESIGN TESTS FOR HIGH VOLTAGE FUSES, DISTRIBUTION ENCLOSED
<br />SINGLE -POLE AIR SWITCHES, FUSE DISCONNECTING SWITCHES AND ACCESSORIES
<br />0. NFPA 70 - NATIONAL ELECTRICAL CODE; MOST RECENT EDITION ADOPTED BY AUTHORITY HAVING
<br />JURISDICTION, INCLUDING ALL APPLICABLE AMENDMENTS AND SUPPLEMENTS.
<br />P. NFPA 70E - STANDARD FOR ELECTRICAL SAFETY IN THE WORKPLACE.
<br />1.04ADMINISTRATIVE REQUIREMENTS
<br />A. COORDINATION:
<br />1. COORDINATE THE WORK TO PROVIDE EQUIPMENT AND ASSOCIATED PROTECTIVE DEVICES
<br />COMPLYING WITH CRITERIA FOR SELECTION AND ADJUSTMENT, AS DETERMINED BY STUDIES TO BE
<br />PERFORMED.
<br />2. NOTIFY ENGINEER OF ANY CONFLICTS WITH OR DEVIATIONS FROM THE CONTRACT DOCUMENTS.
<br />OBTAIN DIRECTION BEFORE PROCEEDING WITH WORK.
<br />B. SEQUENCING:
<br />1. SUBMIT STUDY REPORTS PRIOR TO OR CONCURRENT WITH PRODUCT SUBMITTALS.
<br />2. DO NOT ORDER EQUIPMENT UNTIL MATCHING STUDY REPORTS AND PRODUCT SUBMITTALS HAVE
<br />BOTH BEEN EVALUATED BY ENGINEER.
<br />1.05SUBMITTALS
<br />A. SEE SECTION 013000 - ADMINISTRATIVE REQUIREMENTS, FOR SUBMITTAL PROCEDURES.
<br />B. STUDY PREPARER'S QUALIFICATIONS.
<br />C. STUDY REPORTS, STAMPED OR SEALED AND SIGNED BY STUDY PREPARER.
<br />D. STUDY REPORT: SUBMIT PROTECTIVE IV DEVICE STUDIES AS SPECIFIED PRIOR TO SUBMISSION OF
<br />PRODUCT DATA SUBMITTALS OR ORDERING OR FABRICATION OF PROTECTIVE DEVICES.
<br />1. EVALUATION OF PRODUCT DATA SUBMITTALS BY ENGINEER WILL NOT COMMENCE UNTIL ACCEPTABLE
<br />PRELIMINARY STUDIES INSUFFICIENT DETAIL TO ENSURE THAT DEVICE SELECTION WILL BE
<br />ADEQUATE HAVE BEEN SUBMITTED.
<br />2. INCLUDE STAMP OR SEAL AND SIGNATURE OF PREPARING ENGINEER.
<br />E. PRODUCT DATA: IN ADDITION TO SUBMITTALS SPECIFIED ELSEWHERE, SUBMIT MANUFACTURER'S
<br />TIME -CURRENT CURVES FOR ALL PROTECTIVE DEVICES.
<br />F. FIELD ENGINEER QUALIFICATIONS.
<br />G. CERTIFICATION THAT FIELD ADJUSTABLE PROTECTIVE DEVICES HAVE BEEN SET IN ACCORDANCE WITH
<br />REQUIREMENTS OF STUDIES.
<br />H. PROJECT RECORD DOCUMENTS: REVISE STUDIES AS REQUIRED TO REFLECT AS -BUILT CONDITIONS.
<br />1. SUBMIT NOT LESS THAN 60 DAYS PRIOR TO FINAL INSPECTION OF ELECTRICAL SYSTEM.
<br />2. INCLUDE HARD COPIES WITH OPERATION AND MAINTENANCE DATA SUBMITTALS.
<br />3. INCLUDE COMPUTER SOFTWARE FILES USED TO PREPARE STUDIES WITH FILE NAME(S)
<br />CROSS-REFERENCED TO SPECIFIC PIECES OF EQUIPMENT AND SYSTEMS.
<br />4. SUBMIT THE ARC FLASH HAZARD ANALYSIS, IF REQUIRED, AT THE END OF THE CONSTRUCTION CYCLE
<br />WHEN ALL CIRCUITS ARE INSTALLED AND ALL EQUIPMENT IS ON SITE AND/OR INSTALLED SUCH THAT
<br />COMPLETE AND ACCURATE DATA MAY BE OBTAINED.
<br />1. IF THE POWER SYSTEMS STUDY SUBMITTAL IS NOT APPROVED FOLLOWING THE SECOND SUBMITTAL,
<br />THE CONTRACTOR SHALL PAY THE PROJECT ENGINEER $200.00 PER HOUR TO REVIEW ADDITIONAL
<br />SUBMITTALS UNTIL THE STUDY IS APPROVED.
<br />1.06POWER SYSTEM STUDIES
<br />A. SCOPE OF STUDIES:
<br />1. PERFORM ANALYSIS OF NEW ELECTRICAL DISTRIBUTION SYSTEM AS INDICATED ON DRAWINGS.
<br />2. EXCEPT WHERE STUDY DESCRIPTIONS BELOW INDICATE EXCLUSIONS, ANALYZE SYSTEM AT EACH
<br />BUS FROM PRIMARY PROTECTIVE DEVICES OF UTILITY SOURCE DOWN TO EACH PIECE OF EQUIPMENT
<br />INVOLVED, INCLUDING PARTS OF SYSTEM AFFECTING CALCULATIONS BEING PERFORMED (E.G. FAULT
<br />CURRENT CONTRIBUTION FROM MOTORS).
<br />3. INCLUDE IN ANALYSIS ALTERNATE SOURCES AND OPERATING MODES (INCLUDING KNOWN FUTURE
<br />CONFIGURATIONS) TO DETERMINE WORST CASE CONDITIONS.
<br />A. KNOWN OPERATING MODES:
<br />1) UTILITY AS SOURCE.
<br />2) GENERATOR AS SOURCE.
<br />B. GENERAL STUDY REQUIREMENTS:
<br />1. COMPLY WITH NFPA 70 .
<br />2. PERFORM STUDIES UTILIZING COMPUTER SOFTWARE COMPLYING WITH SPECIFIED REQUIREMENTS;
<br />MANUAL CALCULATIONS ARE NOT PERMITTED.
<br />C. DATA COLLECTION:
<br />1. COMPILE INFORMATION ON PROJECT -SPECIFIC CHARACTERISTICS OF ACTUAL INSTALLED EQUIPMENT,
<br />PROTECTIVE DEVICES, FEEDERS, ETC. AS NECESSARY TO DEVELOP SINGLE -LINE DIAGRAM OF
<br />ELECTRICAL DISTRIBUTION SYSTEM AND ASSOCIATED INPUT DATA FOR USE IN SYSTEM MODELING.
<br />A. UTILITY SOURCE DATA: INCLUDE PRIMARY VOLTAGE, MAXIMUM AND MINIMUM THREE-PHASE AND
<br />LINE -TO -GROUND FAULT CURRENTS, IMPEDANCE, X/R RATIO, AND PRIMARY PROTECTIVE DEVICE
<br />INFORMATION.
<br />1) OBTAIN UP-TO-DATE INFORMATION FROM UTILITY COMPANY.
<br />B. GENERATORS: INCLUDE MANUFACTURER/MODEL, KW AND VOLTAGE RATINGS, AND IMPEDANCE.
<br />C. MOTORS: INCLUDE MANUFACTURER/MODEL, TYPE (E.G. INDUCTION, SYNCHRONOUS), HORSEPOWER
<br />RATING, VOLTAGE RATING, FULL LOAD AMPS, AND LOCKED ROTOR CURRENT OR NEMA MG 1 CODE
<br />LETTER DESIGNATION.
<br />D. TRANSFORMERS: INCLUDE PRIMARY AND SECONDARY VOLTAGE RATINGS, KVA RATING, WINDING
<br />CONFIGURATION, PERCENT IMPEDANCE, AND X/R RATIO.
<br />E. PROTECTIVE DEVICES:
<br />1) CIRCUIT BREAKERS: INCLUDE MANUFACTURER/MODEL, TYPE (E.G. THERMAL MAGNETIC,
<br />ELECTRONIC TRIP), FRAME SIZE, TRIP RATING, VOLTAGE RATING, INTERRUPTING RATING,
<br />AVAILABLE FIELD -ADJUSTABLE TRIP RESPONSE SETTINGS, AND FEATURES (E.G. ZONE
<br />SELECTIVE INTERLOCKING).
<br />2) FUSES: INCLUDE MANUFACTURER/MODEL, TYPE/CLASS (E.G. CLASS J), SIZE/RATING, AND
<br />SPEED (E.G. TIME DELAY, FAST ACTING).
<br />F. PROTECTIVE RELAYS: INCLUDE MANUFACTURER/MODEL, TYPE, SETTINGS, CURRENT/POTENTIAL
<br />TRANSFORMER RATIO, AND ASSOCIATED PROTECTIVE DEVICE.
<br />G. CONDUCTORS: INCLUDE FEEDER SIZE, MATERIAL (E.G. COPPER, ALUMINUM), INSULATION TYPE, VOLTAGE
<br />RATING, NUMBER PER PHASE, RACEWAY TYPE, AND ACTUAL LENGTH.
<br />D. SHORT-CIRCUIT STUDY:
<br />1. COMPLY WITH IEEE 551 AND APPLICABLE PORTIONS OF IEEE 141, IEEE 242, AND IEEE 399 .
<br />2. FOR PURPOSES OF DETERMINING EQUIPMENT SHORT CIRCUIT CURRENT RATINGS, CONSIDER
<br />CONDITIONS THAT MAY RESULT IN MAXIMUM AVAILABLE FAULT CURRENT, INCLUDING BUT NOT
<br />LIMITED TO:
<br />A. MAXIMUM UTILITY FAULT CURRENTS.
<br />B. MAXIMUM MOTOR CONTRIBUTION.
<br />C. KNOWN OPERATING MODES (E.G. UTILITY AS SOURCE, GENERATOR AS SOURCE, UTILITY/GENERATOR IN
<br />PARALLEL, BUS TIE BREAKER OPEN/CLOSE POSITIONS).
<br />3. FOR EACH BUS LOCATION, CALCULATE THE MAXIMUM AVAILABLE THREE-PHASE BOLTED
<br />SYMMETRICAL AND ASYMMETRICAL FAULT CURRENTS. FOR GROUNDED SYSTEMS, ALSO CALCULATE
<br />THE MAXIMUM AVAILABLE LINE -TO -GROUND BOLTED FAULT CURRENTS.
<br />E. PROTECTIVE DEVICE COORDINATION STUDY:
<br />1. COMPLY WITH APPLICABLE PORTIONS OF IEEE 242 AND IEEE 399 .
<br />2. ANALYZE ALTERNATE SCENARIOS CONSIDERING KNOWN OPERATING MODES (E.G. UTILITY AS
<br />SOURCE, GENERATOR AS SOURCE, UTILITY/GENERATOR IN PARALLEL, BUS TIE BREAKER OPEN/CLOSE
<br />POSITIONS).
<br />3. ANALYZE PROTECTIVE DEVICES AND ASSOCIATED SETTINGS FOR SUITABLE MARGINS BETWEEN
<br />TIME -CURRENT CURVES TO ACHIEVE FULL SELECTIVE COORDINATION WHILE PROVIDING ADEQUATE
<br />PROTECTION FOR EQUIPMENT AND CONDUCTORS.
<br />F. STUDY REPORTS:
<br />1. GENERAL REQUIREMENTS:
<br />A. IDENTIFY DATE OF STUDY AND STUDY PREPARER.
<br />B. IDENTIFY STUDY METHODOLOGY AND SOFTWARE PRODUCT(S) USED.
<br />C. IDENTIFY SCOPE OF STUDIES, ASSUMPTIONS MADE, IMPLICATIONS OF POSSIBLE ALTERNATE SCENARIOS,
<br />AND ANY EXCLUSIONS FROM STUDIES.
<br />D. IDENTIFY BASE USED FOR PER UNIT VALUES.
<br />E. INCLUDE SINGLE -LINE DIAGRAM AND ASSOCIATED INPUT DATA USED FOR STUDIES; IDENTIFY BUSES ON
<br />SINGLE -LINE DIAGRAM AS REFERENCED IN REPORTS, AND INDICATE BUS VOLTAGE.
<br />F. INCLUDE CONCLUSIONS AND RECOMMENDATIONS.
<br />2. SHORT-CIRCUIT STUDY:
<br />A. FOR EACH SCENARIO IDENTIFY AT EACH BUS LOCATION:
<br />1) CALCULATED MAXIMUM AVAILABLE SYMMETRICAL AND ASYMMETRICAL FAULT CURRENTS (BOTH
<br />THREE-PHASE AND LINE -TO -GROUND WHERE APPLICABLE).
<br />2 FAULT POINT X/R RATIO.
<br />3 ASSOCIATED EQUIPMENT SHORT CIRCUIT CURRENT RATINGS.
<br />B. IDENTIFY LOCATIONS WHERE THE AVAILABLE FAULT CURRENT EXCEEDS THE EQUIPMENT SHORT CIRCUIT
<br />CURRENT RATING, ALONG WITH RECOMMENDATIONS.
<br />3. PROTECTIVE DEVICE COORDINATION STUDY:
<br />A. FOR EACH SCENARIO, INCLUDE TIME -CURRENT COORDINATION CURVES PLOTTED ON LOG -LOG SCALE
<br />GRAPHS.
<br />B. FOR EACH GRAPH INCLUDE (WHERE APPLICABLE):
<br />1) PARTIAL SINGLE -LINE DIAGRAM IDENTIFYING THE PORTION OF THE SYSTEM ILLUSTRATED.
<br />2) PROTECTIVE DEVICES: TIME -CURRENT CURVES WITH APPLICABLE TOLERANCE BANDS FOR
<br />EACH PROTECTIVE DEVICE IN SERIES BACK TO THE SOURCE, PLOTTED UP TO THE MAXIMUM
<br />AVAILABLE FAULT CURRENT AT THE ASSOCIATED BUS.
<br />3) CONDUCTORS: DAMAGE CURVES.
<br />4) TRANSFORMERS: INRUSH POINTS AND DAMAGE CURVES.
<br />5) GENERATORS: FULL LOAD CURRENT, OVERLOAD CURVES, DECREMENT CURVES, AND SHORT
<br />CIRCUIT WITHSTAND POINTS.
<br />6) MOTORS: FULL LOAD CURRENT, STARTING CURVES, AND DAMAGE CURVES.
<br />C. FOR EACH PROTECTIVE DEVICE, IDENTIFY FIXED AND ADJUSTABLE CHARACTERISTICS WITH AVAILABLE
<br />RANGES AND RECOMMENDED SETTINGS.
<br />1) CIRCUIT BREAKERS: INCLUDE LONGTIME PICKUP AND DELAY, SHORT TIME PICKUP AND DELAY,
<br />AND INSTANTANEOUS PICKUP.
<br />2) INCLUDE GROUND FAULT PICKUP AND DELAY.
<br />3) INCLUDE FUSE RATINGS.
<br />4) PROTECTIVE RELAYS: INCLUDE CURRENT/POTENTIAL TRANSFORMER RATIOS, TAP, TIME DIAL,
<br />AND INSTANTANEOUS PICKUP.
<br />D. IDENTIFY CASES WHERE EITHER FULL SELECTIVE COORDINATION OR ADEQUATE PROTECTION IS NOT
<br />ACHIEVED, ALONG WITH RECOMMENDATIONS.
<br />1.07PROTECTIVE DEVICE STUDY
<br />A. ANALYZE THE SPECIFIC ELECTRICAL AND UTILIZATION EQUIPMENT (ACCORDING TO NEC DEFINITION), THE
<br />ACTUAL PROTECTIVE DEVICES TO BE USED, AND THE ACTUAL FEEDER LENGTHS TO BE INSTALLED.
<br />1. STUDY METHODOLOGY: COMPLY WITH REQUIREMENTS AND RECOMMENDATIONS OF NFPA 70, IEEE
<br />399, AND IEEE 242.
<br />2. REPORT: STATE THE METHODOLOGY AND RATIONALE EMPLOYED IN MAKING EACH TYPE OF
<br />CALCULATION; IDEN
<br />TIFY COMPUTER SOFTWARE PACKAGES USED.
<br />B. ONE -LINE DIAGRAMS: PREPARE SCHEMATIC DRAWING OF ELECTRICAL DISTRIBUTION SYSTEM, WITH ALL
<br />ELECTRICAL EQUIPMENT AND WIRING TO BE PROTECTED BY THE PROTECTIVE DEVICES; IDENTIFY NODES
<br />ON THE DIAGRAMS FOR REFERENCE ON REPORT THAT INCLUDES:
<br />1. CALCULATED FAULT IMPEDANCE, X/R RATIOS, UTILITY CONTRIBUTION, AND SHORT CIRCUIT VALUES
<br />(ASYMMETRIC AND SYMMETRIC) AT THE MAIN SWITCHBOARD BUS AND ALL DOWNSTREAM DEVICES
<br />CONTAINING PROTECTIVE DEVICES.
<br />2. BREAKER AND FUSE RATINGS.
<br />3. GENERATOR KW AND VOLTAGE RATINGS, PERCENT IMPEDANCE, X/R RATIOS, AND WIRING
<br />CONNECTIONS.
<br />4. TRANSFORMER KVA AND VOLTAGE RATINGS, PERCENT IMPEDANCE, X/R RATIOS, AND WIRING
<br />CONNECTIONS.
<br />5. IDENTIFICATION OF EACH BUS, WITH VOLTAGE.
<br />6. CONDUIT MATERIALS, FEEDER SIZES, ACTUAL LENGTHS, AND X/R RATIOS.
<br />C. SHORT CIRCUIT STUDY: CALCULATE THE FAULT IMPEDANCE TO DETERMINE AVAILABLE 3-PHASE SHORT
<br />CIRCUIT AND GROUND FAULT CURRENTS AT EACH BUS AND PIECE OF EQUIPMENT DURING NORMAL
<br />CONDITIONS, ALTERNATE OPERATIONS, EMERGENCY POWER CONDITIONS, AND OTHER OPERATIONS
<br />THAT COULD RESULT IN MAXIMUM FAULT CONDITIONS.
<br />1. SHOW FAULT CURRENTS AVAILABLE AT KEY POINTS IN THE SYSTEM DOWN TO A FAULT CURRENT OF
<br />7,000 A AT 480 V AND 208 V.
<br />2. INCLUDE MOTOR CONTRIBUTIONS IN DETERMINING THE MOMENTARY AND INTERRUPTING RATINGS OF
<br />THE PROTECTIVE DEVICES.
<br />3. REPORT: INCLUDE ALL PERTINENT DATA USED IN CALCULATIONS AND FOR EACH DEVICE INCLUDE:
<br />A. DEVICE IDENTIFICATION.
<br />B. PROTECTIVE DEVICE.
<br />C. DEVICE RATING.
<br />D. CALCULATED SHORT CIRCUIT CURRENT, ASYMMETRICAL AND SYMMETRICAL, AND GROUND FAULT
<br />CURRENT.
<br />D. COORDINATION STUDY: PERFORM AN ORGANIZED TIME -CURRENT ANALYSIS OF EACH PROTECTIVE
<br />DEVICE IN SERIES FROM THE INDIVIDUAL DEVICE BACK TO THE PRIMARY SOURCE, UNDER NORMAL
<br />CONDITIONS, ALTERNATE OPERATIONS, AND EMERGENCY POWER CONDITIONS.
<br />1. GRAPHICALLY ILLUSTRATE THAT ADEQUATE TIME SEPARATION EXISTS BETWEEN SERIES DEVICES,
<br />INCLUDING UPSTREAM PRIMARY DEVICE.
<br />2. PLOT THE SPECIFIC TIME -CURRENT CHARACTERISTICS OF EACH PROTECTIVE DEVICE ON LOG -LOG
<br />PAPER.
<br />3. ORGANIZE PLOTS SO THAT ALL UPSTREAM DEVICES ARE CLEARLY DEPICTED ON ONE SHEET.
<br />4. ALSO SHOW THE FOLLOWING ON CURVE PLOT SHEETS:
<br />A. DEVICE IDENTIFICATION.
<br />B. VOLTAGE AND CURRENT TRANSFORMER RATIOS FOR CURVES.
<br />C. 3-PHASE AND 1-PHASE ANSI DAMAGE CURVES FOR EACH TRANSFORMER.
<br />D. NO -DAMAGE, MELTING, AND CLEARING CURVES FOR FUSES.
<br />E. CABLE DAMAGE CURVES.
<br />F. TRANSFORMER INRUSH POINTS.
<br />G. MAXIMUM SHORT CIRCUIT CUTOFF POINT.
<br />H. SIMPLE ONE -LINE DIAGRAM FOR THE PORTION OF THE SYSTEM THAT EACH CURVE PLOT ILLUSTRATES.
<br />1. SOFTWARE REPORT FOR EACH CURVE PLOT, LABELED FOR IDENTIFICATION.
<br />E. ANALYSIS: DETERMINE RATINGS AND SETTINGS OF PROTECTIVE DEVICES TO MINIMIZE DAMAGE CAUSED
<br />BY A FAULT AND SO THAT THE PROTECTIVE DEVICE CLOSESTTO THE FAULT WILL OPEN FIRST.
<br />1. REQUIRED RATINGS AND SETTINGS: DERIVE REQUIRED RATINGS AND SETTINGS OF PROTECTIVE
<br />DEVICES IN CONSIDERATION OF UPSTREAM PROTECTIVE DEVICE SETTINGS AND OPTIMIZE SYSTEM TO
<br />ENSURE SELECTIVE COORDINATION.
<br />2. IDENTIFY ANY EQUIPMENT THAT IS UNDERRATED AS SPECIFIED.
<br />3. IDENTIFY SPECIFIED PROTECTIVE DEVICES THAT WILL NOT ACHIEVE REQUIRED PROTECTION OR
<br />COORDINATION AND CANNOT BE FIELD ADJUSTED TO DO SO, AND FOR WHICH ADEQUATE DEVICES
<br />WOULD INVOLVE A CHANGE TO THE CONTRACT SUM.
<br />4. IN ALL CASES WHERE ADEQUATE PROTECTION OR COORDINATION CANNOT BE ACHIEVED AT NO
<br />EXTRA COST TO OWNER, PROVIDE A DISCUSSION OF ALTERNATIVES AND LOGICAL COMPROMISES
<br />FOR BEST ACHIEVABLE COORDINATION.
<br />F. PROTECTIVE DEVICE RATING AND SETTING CHART: SUMMARIZE IN TABULAR FORMAT THE REQUIRED
<br />CHARACTERISTICS FOR EACH PROTECTIVE DEVICE BASED ON THE ANALYSIS; INCLUDE:
<br />1. DEVICE IDENTIFICATION.
<br />2. RELAY CT RATIOS, TAP, TIME DIAL, AND INSTANTANEOUS PICKUP.
<br />3. CIRCUIT BREAKER SENSOR RATING, LONG-TIME, SHORT -TIME, AND INSTANTANEOUS SETTINGS, AND
<br />TIME BANDS.
<br />4. FUSE RATING AND TYPE.
<br />5. GROUND FAULT PICKUP AND TIME DELAY.
<br />6. INPUT LEVEL AND EXPECTED RESPONSE TIME AT TWO TEST POINTS THAT ARE COMPATIBLE WITH
<br />COMMONLY AVAILABLE TEST EQUIPMENT AND THE RATINGS OF THE PROTECTIVE DEVICE.
<br />7. HIGHLIGHT ALL DEVICES THAT AS FURNISHED BY CONTRACTOR WILL NOT ACHIEVE REQUIRED
<br />PROTECTION.
<br />1.08QUALITY ASSURANCE
<br />A. STUDY PREPARER QUALIFICATIONS: PROFESSIONAL ELECTRICAL ENGINEER LICENSED IN FLORIDA AND
<br />WITH MINIMUM FIVE YEARS EXPERIENCE IN THE PREPARATION OF STUDIES OF SIMILAR TYPE AND
<br />COMPLEXITY USING SPECIFIED COMPUTER SOFTWARE.
<br />B. STUDY PREPARER QUALIFICATIONS: QUALIFIED ENGINEER OF SWITCHGEAR MANUFACTURER OR
<br />APPROVED PROFESSIONAL ENGINEER.
<br />C. COMPUTER SOFTWARE FOR STUDY PREPARATION: USE THE LATEST EDITION OF COMMERCIALLY
<br />AVAILABLE SOFTWARE UTILIZING SPECIFIED METHODOLOGIES.
<br />1. ACCEPTABLE SOFTWARE PRODUCTS:
<br />A. SKM SYSTEMS ANALYSIS, INC: WWW.SKM.COM.
<br />D. CONTRACTOR RESPONSIBILITY: PROVIDE ALL PROJECT -RELATED DATA NEEDED BY STUDY PREPARER,
<br />INCLUDING EQUIPMENT, WIRE SIZES, INSULATION TYPES, CONDUIT TYPES, AND ACTUAL CIRCUIT
<br />LENGTHS.
<br />E. OWNER'S RESPONSIBILITY: PROVIDE DATA ON RELEVANT OWNER POWER DISTRIBUTION EQUIPMENT.
<br />PART 2 PRODUCTS
<br />2.01 PROTECTIVE DEVICES
<br />A. PROVIDE PROTECTIVE DEVICES OF RATINGS AND SETTINGS AS REQUIRED SO THATTHE PROTECTIVE
<br />DEVICE CLOSEST TO THE FAULT WILL OPEN FIRST.
<br />B. REPLACE EXISTING PROTECTIVE DEVICES TO ACHIEVE SPECIFIED PERFORMANCE.
<br />C. FURNISH AN ARC FLASH HAZARD ANALYSIS STUDY PER
<br />NFPA 70E - STANDARD FOR ELECTRICAL SAFETY
<br />IN THE WORKPLACE.
<br />D. THE SPECIFIED EQUIPMENT HAS BEEN DESIGNED AND SELECTED TO ACHIEVE THE SPECIFIED
<br />PERFORMANCE; ENSURE THAT EQUIPMENT ACTUALLY INSTALLED PROVIDES THAT PERFORMANCE.
<br />E. IN ADDITION TO REQUIREMENTS SPECIFIED ELSEWHERE, PROVIDE OVERCURRENT PROTECTIVE DEVICES
<br />HAVING RATINGS AND SETTINGS IN ACCORDANCE WITH RESULTS OF THIS ANALYSIS.
<br />2.02 DATA COLLECTION
<br />A. ELECTRICAL CONTRACTOR SHALL FURNISH ALL DATA AS REQUIRED BY THE POWER SYSTEM STUDIES.
<br />THE ENGINEER PERFORMING THE SHORT-CIRCUIT, PROTECTIVE DEVICE COORDINATION, AND ARC FLASH
<br />HAZARD ANALYSIS STUDIES (IF REQUIRED) SHALL FURNISH THE ELECTRICAL CONTRACTOR WITH A LIST
<br />OF REQUIRED DATA IMMEDIATELY AFTER AWARD OF THE CONTRACT. THE ELECTRICAL CONTRACTOR
<br />SHALL EXPEDITE COLLECTION OF THE DATA TO ENSURE COMPLETION OF THE STUDIES AS REQUIRED.
<br />B. THE ENGINEER PERFORMING THE STUDY SHALL MAKE AT LEAST ONE JOB SITE VISIT BEFORE
<br />COMPLETION OF THE FINAL STUDY TO FAMILIARIZE HIMSELF/HERSELF WITH THE PROJECT TO ENSURE
<br />THAT THE PROVIDED DATA IS ACCURATE.
<br />C. SOURCE CONTRIBUTION SHALL INCLUDE PRESENT AND FUTURE MOTORS AND GENERATORS.
<br />D. LOAD DATA UTILIZED SHALL INCLUDE EXISTING AND PROPOSED LOADS OBTAINED FROM CONTRACT
<br />DOCUMENTS PROVIDED BY OWNER, OR CONTRACTOR.
<br />E. STUDY ELECTRICAL DISTRIBUTION SYSTEM FROM NORMAL AND ALTERNATE POWER SOURCES
<br />THROUGHOUT ELECTRICAL DISTRIBUTION SYSTEM FOR PROJECT. INCLUDE STUDIES OF
<br />SYSTEM -SWITCHING CONFIGURATIONS AND ALTERNATE OPERATIONS THAT COULD RESULT IN MAXIMUM
<br />FAULT CONDITIONS.
<br />F. IF APPLICABLE INCLUDE FAULT CONTRIBUTION OF EXISTING MOTOR
<br />S IN THE STUDY. THE CONTRACTOR
<br />SHALL OBTAIN REQUIRED EXISTING EQUIPMENT DATA, IF NECESSARY, TO SATISFY THE STUDY
<br />REQUIREMENTS.
<br />2.03 SHORT-CIRCUIT STUDY
<br />A. USE ACTUAL CONDUCTOR IMPEDANCES IF KNOWN. IF UNKNOWN, USE TYPICAL CONDUCTOR IMPEDANCES
<br />BASED ON IEEE STANDARD 141.
<br />B. ESTIMATED CONDUCTOR LENGTHS, TYPICAL GENERATOR, TRANSFORMER, MOTOR, AND UTILITY DATA
<br />MAY BE USED FOR THE PRELIMINARY STUDY.
<br />C. ACTUAL INSTALLED CONDUCTOR LENGTHS, TEST AND/OR NAMEPLATE DATA FOR ALL GENERATORS,
<br />TRANSFORMERS, MOTORS 50 HP AND LARGER, CAPACITORS, REACTORS, OR OTHER EQUIPMENT THAT
<br />MAY AFFECT THE STUDY MUST BE USED FOR THE FINAL STUDY.
<br />D. CONDUCTOR PROTECTION: PROTECT CABLES AGAINST DAMAGE FROM FAULT CURRENTS ACCORDING TO
<br />ICEA P-32-382, ICEA P-45-482, AND CONDUCTOR MELTING CURVES IN IEEE 242. DEMONSTRATE THAT
<br />EQUIPMENT WITHSTANDS THE MAXIMUM SHORT-CIRCUIT CURRENT FOR A TIME EQUIVALENT TO THE
<br />TRIPPING TIME OF THE PRIMARY RELAY PROTECTION OR TOTAL CLEARING TIME OF THE FUSE. TO
<br />DETERMINE TEMPERATURES THAT DAMAGE INSULATION, USE CURVES FROM CABLE MANUFACTURERS
<br />OR FROM LISTED STANDARDS INDICATING CONDUCTOR SIZE AND SHORT-CIRCUIT CURRENT.
<br />E. ACTUAL UTILITY FAULT CURRENT AND X/R RATIO SHALL BE USED. INFINITE BUS CALCULATION IS NOT
<br />ACCEPTABLE.
<br />F. THE PRE -FAULT BUS VOLTAGE SHALL BE THE HIGHEST REPORTED BY THE UTILITY FOR PAST 5 YEARS. IF
<br />UNAVAILABLE, 1.05 PER UNIT SHALL BE USED.
<br />G. PROVIDE THE FOLLOWING:
<br />1. CALCULATION METHODS AND ASSUMPTIONS.
<br />2. SELECTED BASE PER UNIT QUANTITIES.
<br />3. ONE LINE DIAGRAM OF THE SYSTEM BEING EVALUATED.
<br />4. UTILITY IMPEDANCE DATA, INCLUDING THE MAXIMUM AND MINIMUM 3 PHASE AND LINE -TO -GROUND
<br />FAULT CURRENT AVAILABLE, NOMINAL, MAXIMUM, AND MINIMUM VOLTAGE, 3 PHASE X/R RATIO, AND
<br />LINE -TO -GROUND X/R RATIO.
<br />5. UTILITY PROTECTIVE DEVICE SETTINGS INCLUDING RECLOSER IF USED.
<br />6. MOTOR FAULT CONTRIBUTION CHARACTERISTICS.
<br />7. GENERATOR FAULT CONTRIBUTION CHARACTERISTICS.
<br />8. TABULATIONS OF CALCULATED QUANTITIES.
<br />9. RESULTS, CONCLUSIONS, AND RECOMMENDATIONS.
<br />H. CALCULATE SHORT-CIRCUIT MOMENTARY AND INTERRUPTING DUTIES FOR A THREE-PHASE BOLTED
<br />FAULT AT EACH:
<br />1. ELECTRIC UTILITY'S SUPPLY TERMINATION POINT
<br />2. INCOMING SWITCHGEAR
<br />3. UNIT SUBSTATION PRIMARY AND SECONDARY TERMINALS
<br />4. LOW VOLTAGE SWITCHGEAR.
<br />5. MOTOR CONTROL CENTERS.
<br />6. STANDBY GENERATORS AND AUTOMATIC TRANSFER SWITCHES.
<br />7. BRANCH CIRCUIT PANELBOARDS.
<br />8. OTHER SIGNIFICANT LOCATIONS THROUGHOUT THE SYSTEM.
<br />I. FOR GROUNDED SYSTEMS, PROVIDE A BOLTED LINE -TO -GROUND FAULT CURRENT STUDY FOR AREAS AS
<br />DEFINED FOR THE THREE-PHASE BOLTED FAULT SHORT-CIRCUIT STUDY.
<br />J. PROTECTIVE DEVICE EVALUATION:
<br />1. EVALUATE EQUIPMENT AND PROTECTIVE DEVIC
<br />ES AND COMPARE TO SHORT CIRCUIT RATINGS.
<br />2. ADEQUACY OF SWITCHGEAR SWITCHBOARDS DISCONNECTS,
<br />Q , D NNECTS, TRANSFER SWITCHES, MOTOR
<br />CONTROL CENTERS, AND PANELBOARD BUS BARS TO WITHSTAND SHORT-CIRCUIT STRESSES.
<br />3. NOTIFY OWNER, IN WRITING, OF ANY EXISTING CIRCUIT PROTECTIVE DEVICES IMPROPERLY RATED
<br />FOR THE CALCULATED AVAILABLE FAULT CURRENT.
<br />2.04 PROTECTIVE DEVICE COORDINATION STUDY
<br />A. PROPOSED PROTECTIVE DEVICE COORDINATION TIME -CURRENT CURVES (TCC) SHALL BE DISPLAYED ON
<br />LOG -LOG SCALE GRAPHS. NO MORE THAN 5 DEVICES SHALL BE SHOWN ON ANY PLOT.
<br />B. INCLUDE ON EACH TCC GRAPH, A COMPLETE TITLE, APPLICABLE NOTES, AND ONE -LINE DIAGRAM WITH
<br />LEGEND IDENTIFYING THE SPECIFIC PORTION OF THE SYSTEM COVERED.
<br />C. TERMINATE DEVICE CHARACTERISTIC CURVES AT A POINT REFLECTING MAXIMUM SYMMETRICAL OR
<br />ASYMMETRICAL FAULT CURRENT TO WHICH THE DEVICE IS EXPOSED.
<br />D. IDENTIFY THE DEVICE ASSOCIATED WITH EACH CURVE BY MANUFACTURER TYPE, FUNCTION, AND, IF
<br />APPLICABLE, TAP, TIME DELAY, AND INSTANTANEOUS SETTINGS RECOMMENDED.
<br />E. PLOT THE FOLLOWING CHARACTERISTICS ON THE TCC GRAPHS, WHERE APPLICABLE:
<br />1. DEVICE TAG.
<br />2. ELECTRIC UTILITY'S OVERCURRENT PROTECTIVE DEVICE.
<br />3. MEDIUM VOLTAGE EQUIPMENT OVERCURRENT RELAYS.
<br />4. MEDIUM AND LOW VOLTAGE FUSES INCLUDING MANUFACTURER'S MINIMUM MELT, TOTAL CLEARING,
<br />TOLERANCE, AND DAMAGE BANDS.
<br />S. LOW VOLTAGE EQUIPMENT CIRCUIT BREAKER TRIP DEVICES, INCLUDING MANUFACTURER'S
<br />TOLERANCE BANDS.
<br />6. TRANSFORMER FULL -LOAD CURRENT, MAGNETIZING INRUSH CURRENT, AND ANSI THROUGH -FAULT
<br />PROTECTION CURVES. THE FREQUENT FAULT PORTION OF THE DAMAGE CURVE SHOULD NOT BE
<br />SHOWN UNLESS THE TRANSFORMER FEEDS OVERHEAD LINES. THE SHIFTED CURVE FOR
<br />LINE -TO -GROUND FAULTS ON THE SECONDARY SIDE SHALL BE SHOWN ON THE GROUND FAULT PLOT.
<br />7. CONDUCTOR DAMAGE CURVES.
<br />8. GROUND FAULT PROTECTIVE DEVICES SHALL BE SHOWN ON SEPARATE TCC PLOTS. THE FIRST PHASE
<br />OVERCURRENT RELAY AND ANY NEGATIVE SEQUENCE RELAYS ON THE PRIMARY SIDE OF A
<br />DELTA-WYE TRANSFORMER SHALL BE SHOWN.
<br />9. PERTINENT MOTOR STARTING CHARACTERISTICS, MOTOR DAMAGE POINTS, AND OVERLOAD RELAY.
<br />MOTORS LARGER THAN 500 HP SHALL HAVE A THERMAL DAMAGE CURVE.
<br />10. PERTINENT GENERATOR SHORT-CIRCUIT DECREMENT CURVE AND GENERATOR DAMAGE POINT.
<br />GENERATORS LARGER THAN 1250 KW SHALL HAVE A THERMAL DAMAGE CURVE.
<br />11. THE LARGEST FEEDER CIRCUIT BREAKER IN EACH MOTOR CONTROL CENTER AND APPLICABLE
<br />PAN ELBOARD.
<br />F. PROVIDE ADEQUATE TIME MARGINS BETWEEN DEVICE CHARACTERISTICS SUCH THAT SELECTIVE
<br />OPERATION IS PROVIDED, WHILE PROVIDING PROPER PROTECTION.
<br />PART 3 EXECUTION
<br />3.01 FIELD QUALITY CONTROL
<br />A. SEE SECTION 014000 - QUALITY REQUIREMENTS, FOR ADDITIONAL REQUIREMENTS.
<br />B. INSPECT AND TEST IN ACCORDANCE WITH NETA ATS, EXCEPT SECTION 4.
<br />C. ADJUST EQUIPMENT AND PROTECTIVE DEVICES FOR COMPLIANCE WITH STUDIES AND RECOMMENDED
<br />SETTINGS.
<br />D. NOTIFY ENGINEER OF ANY CONFLICTS WITH OR DEVIATIONS FROM STUDIES. OBTAIN DIRECTION BEFORE
<br />PROCEEDING.
<br />E. PROVIDE THE SERVICES OF A QUALIFIED FIELD ENGINEER AND NECESSARY TOOLS AND EQUIPMENTTO
<br />TEST, CALIBRATE, AND ADJUST THE INSTALLED PROTECTIVE DEVICES TO CONFORM TO REQUIREMENTS
<br />DETERMINED BY THE COORDINATION ANALYSIS.
<br />F. ADJUST INSTALLED PROTECTIVE DEVICES HAVING ADJUSTABLE SETTINGS TO CONFORM TO
<br />REQUIREMENTS DETERMINED BY THE COORDINATION ANALYSIS.
<br />G. ADJUST SOLID-STATE PROTECTIVE MODULES FOR MOTORS PRIOR TO APPLYING LOAD TO MOTOR.
<br />H. SUBMIT REPORT SHOWING FINAL ADJUSTED SETTINGS OF ALL PROTECTIVE DEVICES.
<br />3.02 FIELD ADJUSTMENT
<br />A. ADJUST RELAY AND PROTECTIVE DEVICE SETTINGS ACCORDING TO THE RECOMMENDED SETTINGS
<br />TABLE PROVIDED BY THE COORDINATION STUDY. FIELD ADJUSTMENTS TO BE COMPLETED BY THE
<br />ELECTRICAL CONTRACTOR IN CONJUNCTION WITH POWER SYSTEMS ANALYSIS ENGINEER.
<br />B. MAKE MINOR MODIFICATIONS TO EQUIPMENT AS REQUIRED TO PROVIDE FOR CONFORMANCE WITH
<br />SHORT CIRCUIT AND PROTECTIVE DEVICE COORDINATION STUDIES.
<br />C. NOTIFY OWNER IN WRITING OF ANY REQUIRED MAJOR EQUIPMENT MODIFICATIONS.
<br />END OF SECTION
<br />SECTION 263213
<br />ENGINE GENERATORS
<br />PART1 GENERAL
<br />1.01SECTION INCLUDES
<br />A. THIS SECTION DEFINES REQUIREMENTS FOR AN EMERGENCY ENGINE GENERATOR SYSTEM. PROVIDE
<br />SYSTEM COMPLETE FOR AUTOMATIC, UNATTENDED OPERATION FOR THE DURATION OF ANY LOSS OF
<br />NORMAL UTILITY POWER AS DEFINED HEREIN. INCLUDE THE FOLLOWING FEATURES AND ACCESSORIES
<br />WITH THE SYSTEM:
<br />1. ENGINE AND ENGINE ACCESSORY EQUIPMENT.
<br />2. ALTERNATOR (GENERATOR).
<br />3. GENERATOR SET CONTROL SYSTEM.
<br />4. GENERATOR SET ENCLOSURE.
<br />5. BATTERY CHARGER.
<br />6. REMOTE ANNUNCIATOR.
<br />7. BASE MOUNTED FUEL TANK.
<br />8. SILENCER.
<br />1.02RELATED REQUIREMENTS
<br />A. DRAWINGS AND GENERAL PROVISIONS OF THE CONTRACT, INCLUDING GENERAL AND
<br />SUPPLEMENTARY CONDITIONS AND DIVISION 01 SPECIFICATION SECTIONS, APPLY TO THIS SECTION.
<br />B. SECTION 033000 - CAST -IN -PLACE CONCRETE: CONCRETE EQUIPMENT PADS.
<br />C. SECTION 26 0500 - COMMON WORK RESULT FOR ELECTRICAL.
<br />D. SECTION 260526 - GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS.
<br />E. SECTION 260529 - HANGERS AND SUPPORTS FOR ELECTRICAL SYSTEMS.
<br />F. SECTION 260553 - IDENTIFICATION FOR ELECTRICAL SYSTEMS: IDENTIFICATION PRODUCTS AND
<br />REQUIREMENTS.
<br />G. SECTION 263600 - TRANSFER SWITCHES.
<br />1.03REFERENCE STANDARDS
<br />A. NECA 1 STANDARD FOR GOOD WORKMANSHIP IN ELECTRICAL CONSTRUCTION; 2010.
<br />B. NECA/EGSA 404 - STANDARD FOR INSTALLING GENERATOR SETS; 2014.
<br />C. NEMA MG 1- MOTORS AND GENERATORS; 2014.
<br />D. NFPA 30 - FLAMMABLE AND COMBUSTIBLE LIQUIDS CODE; 2015.
<br />E. NFPA 37 - STANDARD FOR THE INSTALLATION AND USE OF STATIONARY COMBUSTION ENGINES AND GAS
<br />TURBINES; 2015.
<br />F. NFPA 70 - NATIONAL ELECTRICAL CODE; MOST RECENT EDITION ADOPTED BY AUTHORITY HAVING
<br />JURISDICTION, INCLUDING ALL APPLICABLE AMENDMENTS AND SUPPLEMENTS.
<br />G. NFPA 99 - HEALTH CARE FACILITIES CODE; 2015.
<br />H. NFPA 110 - STANDARD FOR EMERGENCY AND STANDBY POWER SYSTEMS; 2013.
<br />I. UL 1236 - BATTERY CHARGERS FOR CHARGING ENGINE -STARTER BATTERIES; CURRENT EDITION,
<br />INCLUDING ALL REVISIONS.
<br />J. UL 2200 - STATIONARY ENGINE GENERATOR ASSEMBLIES; CURRENT EDITION, INCLUDING ALL REVISIONS.
<br />1.04ADMINISTRATIVE REQUIREMENTS
<br />A. COORDINATION:
<br />1. COORDINATE COMPATIBILITY OF GENERATOR SET TO BE INSTALLED WITH WORK PROVIDED UNDER
<br />OTHER SECTIONS OR BY OTHERS.
<br />A. TRANSFER SWITCHES: SEE SECTION 263600.
<br />2. COORDINATE THE WORK WITH OTHER TRADES TO AVOID PLACEMENT OF DUCTWORK, PIPING,
<br />EQUIPMENT OR OTHER POTENTIAL OBSTRUCTIONS WITHIN THE SPACES DEDICATED FOR ENGINE
<br />GENERATOR SYSTEM.
<br />3. COORDINATE ARRANGEMENT OF EQUIPMENT WITH THE DIMENSIONS AND CLEARANCE
<br />REQUIREMENTS OF THE ACTUAL EQUIPMENT TO BE INSTALLED.
<br />4. COORDINATE THE WORK TO PROVIDE ELECTRICAL CIRCUITS SUITABLE FOR THE POWER
<br />REQUIREMENTS OF THE ACTUAL AUXILIARY EQUIPMENT AND ACCESSORIES TO BE INSTALLED.
<br />5. NOTIFY ENGINEER OF ANY CONFLICTS WITH OR DEVIATIONS FROM THE CONTRACT DOCUMENTS.
<br />OBTAIN DIRECTION BEFORE PROCEEDING WITH WORK.
<br />B. PREINSTALLATION MEETING: CONVENE ONE WEEK BEFORE STARTING WORK OF THIS SECTION; REQUIRE
<br />ATTENDANCE OF ALL AFFECTED INSTALLERS.
<br />1.05SUBMITTALS
<br />A. PRODUCT DATA: PROVIDE MANUFACTURER'S STANDARD CATALOG PAGES AND DATA SHEETS FOR EACH
<br />PRODUCT, INCLUDING RATINGS, CONFIGURATIONS, DIMENSIONS, FINISHES, WEIGHTS, SERVICE
<br />CONDITION REQUIREMENTS, AND INSTALLED FEATURES. INCLUDE ALTERNATOR STARTING CAPABILITIES,
<br />ENGINE FUEL CONSUMPTION RATES, AND COOLING, COMBUSTION AIR, AND EXHAUST REQUIREMENTS.
<br />1. INCLUDE GENERATOR SET SOUND LEVEL TEST DATA.
<br />2. INCLUDE CHARACTERISTIC TRIP CURVES FOR OVERCURRENT PROTECTIVE DEVICES.
<br />3. INCLUDE ALTERNATOR THERMAL DAMAGE CURVE.
<br />4. SHORT-CIRCUIT CURRENT CAPACITY AND SUBTRANSIENT REACTANCE.
<br />5. TIME -CURRENT CHARACTERISTIC CURVES FOR GENERATOR PROTECTIVE DEVICE
<br />6. THERMAL DAMAGE & DECREMENT CURVES, POSITIVE, NEGATIVE, & ZERO SEQUENCE IMPEDANCES,
<br />SUB -TRANSIENT & TRANSIENT REACTANCE X/R RATIO AND TIME CONSTRAIN
<br />TS
<br />NTS
<br />B. WIRING DIAGRAMS OF ALL POWER, SIGNAL AND CONTROL WIRING INDICATING FACTORY AND FIELD
<br />WIRING.
<br />C. SHOP DRAWINGS: INCLUDE DIMENSIONED PLAN VIEWS AND SECTIONS INDICATING LOCATIONS OF
<br />SYSTEM COMPONENTS, REQUIRED CLEARANCES, AND FIELD CONNECTION LOCATIONS. INCLUDE SYSTEM
<br />INTERCONNECTION SCHEMATIC DIAGRAMS SHOWING ALL FACTORY AND FIELD CONNECTIONS.
<br />D. DERATING CALCULATIONS: INDICATE RATINGS ADJUSTED FOR APPLICABLE SERVICE CONDITIONS.
<br />E. SPECIMEN WARRANTY: SUBMIT SAMPLE OF MANUFACTURER'S WARRANTY.
<br />F. EVIDENCE OF QUALIFICATIONS FOR INSTALLER.
<br />G. EVIDENCE OF QUALIFICATIONS FOR MAINTENANCE CONTRACTOR (IF DIFFERENT ENTITY FROM
<br />INSTALLER).
<br />H. MANUFACTURER'S INSTALLATION INSTRUCTIONS: INDICATE APPLICATION CONDITIONS AND LIMITATIONS
<br />OF USE STIPULATED BY PRODUCT TESTING AGENCY. INCLUDE INSTRUCTIONS FOR STORAGE, HANDLING,
<br />PROTECTION, EXAMINATION, PREPARATION, INSTALLATION, AND OPERATION OF PRODUCT.
<br />1. MANUFACTURER'S FACTORY EMISSIONS CERTIFICATION.
<br />J. MANUFACTURER'S CERTIFICATION THAT PRODUCT E S MEET EXCEED SPECIFIED REQUIREMENTS.
<br />K. SOURCE QUALITY CONTROL TEST REPORTS.
<br />L. PROVIDE NFPA 110 REQUIRED DOCUMENTATION FROM MANUFACTURER WHERE REQUESTED BY
<br />AUTHORITIES HAVING JURISDICTION, INCLUDING BUT NOT LIMITED TO:
<br />1. CERTIFIED PROTOTYPE TESTS.
<br />2. TORSIONAL VIBRATION COMPATIBILITY CERTIFICATION.
<br />3. NFPA 110 COMPLIANCE CERTIFICATION.
<br />4. CERTIFIED RATED LOAD TEST AT RATED POWER FACTOR.
<br />M. FIELD QUALITY CONTROL TEST REPORTS.
<br />N. OPERATION AND MAINTENANCE DATA: INCLUDE DETAILED INFORMATION ON SYSTEM OPERATION,
<br />EQUIPMENT PROGRAMMING AND SETUP, REPLACEMENT PARTS, AND RECOMMENDED MAINTENANCE
<br />PROCEDURES AND INTERVALS.
<br />1. INCLUDE CONTACT INFORMATION FOR ENTITY THAT WILL BE PROVIDING CONTRACT MAINTENANCE
<br />AND TROUBLE CALL-BACK SERVICE.
<br />O. EXECUTED WARRANTY: SUBMIT DOCUMENTATION OF FINAL EXECUTED WARRANTY COMPLETED IN
<br />OWNER'S NAME AND REGISTERED WITH MANUFACTURER.
<br />P. MAINTENANCE CONTRACTS.
<br />Q. PROJECT RECORD DOCUMENTS: RECORD ACTUAL LOCATIONS OF SYSTEM COMPONENTS, INSTALLED
<br />CIRCUITING ARRANGEMENTS AND ROUTING, AND FINAL EQUIPMENT SETTINGS.
<br />R. MAINTENANCE MATERIALS: FURNISH THE FOLLOWING FOR OWNER'S USE IN MAINTENANCE OF PROJECT.
<br />1. EXTRA FUSES: ONE OF EACH TYPE AND SIZE.
<br />2. EXTRA FILTER ELEMENTS: ONE OF EACH TYPE, INCLUDING FUEL, OIL AND AIR.
<br />1.06QUALITY ASSURANCE
<br />A. COMPLY WITH THE FOLLOWING:
<br />1. NFPA 70 (NATIONAL ELECTRICAL CODE).
<br />2. NFPA 110 (STANDARD FOR EMERGENCY AND STANDBY POWER SYSTEMS); MEET REQUIREMENTS FOR
<br />LEVEL 1 SYSTEM.
<br />3. NFPA 99 (HEALTH CARE FACILITIES CODE).
<br />4. NFPA 37 (STANDARD FOR THE INSTALLATION AND USE OF STATIONARY COMBUSTION ENGINES AND
<br />GAS TURBINES).
<br />5. NFPA 30 (FLAMMABLE AND COMBUSTIBLE LIQUIDS CODE).
<br />B. MANUFACTURER QUALIFICATIONS: COMPANY SPECIALIZING IN MANUFACTURING THE PRODUCTS
<br />SPECIFIED IN THIS SECTION WITH MINIMUM 10 YEARS DOCUMENTED EXPERIENCE.
<br />1. AUTHORIZED SERVICE FACILITIES LOCATED WITHIN 200 MILES OF PROJECT SITE.
<br />C. ENGINE -GENERATORS SHALL BE COMPLETELY FACTORY ASSEMBLED AND TESTED. THE
<br />ENGINE -GENERATOR SET SHALL BE THE PRODUCT OF A SINGLE MANUFACTURER.
<br />D. MANUFACTURER'S CERTIFICATE OF ISO 9002 COMPLIANCE
<br />E. INSTALLER QUALIFICATIONS: COMPANY SPECIALIZING IN PERFORMING THE WORK OF THIS SECTION WITH
<br />MINIMUM THREE YEARS DOCUMENTED EXPERIENCE WITH ENGINE GENERATOR SYSTEMS OF SIMILAR
<br />SIZE, TYPE, AND COMPLEXITY; MANUFACTURER'S AUTHORIZED INSTALLER.
<br />F. MAINTENANCE CONTRACTOR QUALIFICATIONS: SAME ENTITY AS INSTALLER OR DIFFERENT ENTITY WITH
<br />SPECIFIED QUALIFICATIONS.
<br />1. CONTRACT MAINTENANCE OFFICE LOCATED WITHIN 200 MILES OF PROJECT SITE.
<br />G. PRODUCTS: LISTED, CLASSIFIED, AND LABELED BY UNDERWRITER'S LABORATORIES INC. (UL) OR
<br />TESTING FIRM ACCEPTABLE TO AUTHORITIES HAVING JURISDICTION AS SUITABLE FOR THE PURPOSE
<br />INDICATED.
<br />1.07DELIVERY, STORAGE, AND HANDLING
<br />A. RECEIVE, INSPECT, HANDLE, AND STORE GENERATOR SETS IN ACCORDANCE WITH MANUFACTURER'S
<br />INSTRUCTIONS AND NECA/EGSA 404 .
<br />B. DELIVER TO THE DESIGNATED JOB SITE AND UNLOAD ON THE DESIGNATED CONCRETE PAD.
<br />C. STORE IN A CLEAN, DRY SPACE. MAINTAIN FACTORY WRAPPING OR PROVIDE AN ADDITIONAL HEAVY
<br />CANVAS OR HEAVY PLASTIC COVER TO PROTECT UNITS FROM DIRT, WATER, CONSTRUCTION DEBRIS,
<br />AND TRAFFIC.
<br />D. HANDLE CAREFULLY IN ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS TO AVOID DAMAGE TO
<br />GENERATOR SET COMPONENTS, ENCLOSURE, AND FINISH.
<br />E. PROVIDE PROPER AND ADEQUATE PROTECTION DURING CONSTRUCTION TO PROTECT ALL COMPONENTS
<br />FROM DUST, MOISTURE, AND PHYSICAL DAMAGE.
<br />1.08REGULATORY REQUIREMENTS
<br />A. IN ACCORDANCE WITH INTERNATIONAL BUILDING CODE, MANUFACTURER SHALL TEST OR ANALYZE THE
<br />ENGINE -GENERATOR COMPONENTS AND ITS MOUNTING SYSTEM OR ANCHORAGE AND SUBMIT A
<br />CERTIFICATE OF COMPLIANCE FOR REVIEW AND ACCEPTANCE BY ENGINEER AND BY THE BUILDING
<br />OFFICIAL. QUALIFICATION SHALL BE BY AN ACTUAL TEST ON A SHAKE TABLE, BY THREE-DIMENSIONAL
<br />SHOCK TESTS, BY AN ANALYTICAL METHOD USING DYNAMIC CHARACTERISTICS AND FORCES, BY THE USE
<br />OF EXPERIENCE DATA
<br />OR BY A MORE RIGOROUS ANALYSIS PROVIDING FOR EQUIVALENT SAFETY. REFER
<br />THE IBC AND ASCE 7-05 FOR COMPLETE REQUIREMENTS.
<br />B. LOW VOLTAGE CIRCUIT BREAKERS AND EQUIPMENT SHALL BE LISTED BY UNDERWRITERS LABORATORIES
<br />IN ACCORDANCE WITH STANDARDS LISTED IN ARTICLE 1.04
<br />OF THIS SPECIFICATION AND SHALL BEAR THE
<br />UL LABEL.
<br />1.09FIELD CONDITIONS
<br />A. MAINTAIN FIELD CONDITIONS WITHIN MANUFACTURER'S REQUIRED SERVICE CONDITIONS DURING AND
<br />AFTER INSTALLATION.
<br />B. JOB CONDITIONS SHALL CONFORM TO THE ARRANGEMENTS AND DETAILS SHOWN ON THE DRAWINGS.
<br />THE DIMENSIONS, ENCLOSURES, AND ARRANGEMENTS OF THE ENGINE GENERATOR SYSTEM SHALL
<br />PERMIT THE OPERATING PERSONNELTO SAFELY AND CONVENIENTLY OPERATE AND MAINTAIN THE
<br />SYSTEM IN THE SPACE DESIGNATED FOR INSTALLATION.
<br />C. INTERRUPTION OF EXISTING ELECTRICAL SERVICE: DO NOT INTERRUPT ELECTRICAL SERVICE TO
<br />FACILITIES OCCUPIED BY OWNER OR OTHERS UNLESS PERMITTED UNDER THE FOLLOWING CONDITIONS
<br />AND THEN ONLY AFTER ARRANGING TO PROVIDE TEMPORARY ELECTRICAL SERVICE ACCORDING TO
<br />REQUIREMENTS INDICATED:
<br />1. NOTIFY CONSTRUCTION MANAGER NO FEWER THAN TWO DAYS IN ADVANCE OF PROPOSED
<br />INTERRUPTION OF ELECTRICAL SERVICE.
<br />2. DO NOT PROCEED WITH INTERRUPTION OF ELECTRICAL SERVICE WITHOUT ARCHITECT'S WRITTEN
<br />PERMISSION.
<br />D. ENVIRONMENTAL CONDITIONS: ENGINE -GENERATOR SYSTEM SHALL WITHSTAND THE FOLLOWING
<br />ENVIRONMENTAL CONDITIONS WITHOUT MECHANICAL OR ELECTRICAL DAMAGE OR DEGRADATION OF
<br />PERFORMANCE CAPABILITY:
<br />1. AMBIENT TEMPERATURE: 5 TO 40 DEG C.
<br />2. RELATIVE HUMIDITY: 0 TO 95 PERCENT.
<br />3. ALTITUDE: SEA LEVEL TO 1000 FEET.
<br />1.1000ORDINATION
<br />A. COORDINATE SIZE AND LOCATION OF CONCRETE BASES. CAST ANCHOR -BOLT INSERTS INTO BASES.
<br />CONCRETE REINF
<br />ORCEMENT, AND FORMWORK REQUIREMENTS ARE SPECIFIED IN DIVISION
<br />N 03.
<br />1.11WARRANTY
<br />A. GENERAL WARRANTY
<br />1. PROVIDE WRITTEN WARRANTY EXECUTED BY MANUFACTURER, AGREEING TO REPAIR OR REPLACE
<br />THE ENGINE, GENERATOR, AND ASSOCIATED COMPONENTS THAT FAIL IN MATERIALS OR
<br />WORKMANSHIP FOR A PERIOD OF ONE YEAR FROM DATE OF OWNER'S ACCEPTANCE OF EQUIPMENT.
<br />B. SPECIAL WARRANTY
<br />1. PROVIDE WRITTEN WARRANTY EXECUTED BY MANUFACTURER, AGREEING TO REPAIR OR REPLACE
<br />THE ENGINE, GENERATOR, AND ASSOCIATED COMPONENTS THAT FAIL IN MATERIALS OR
<br />WORKMANSHIP FOR A PERIOD OF FIVE (5) YEARS
<br />C. PROVIDE MINIMUM ONE YEAR MANUFACTURER WARRANTY COVERING REPAIR OR REPLACEMENT DUE TO
<br />DEFECTIVE MATERIALS OR WORKMANSHIP.
<br />1.12MAINTENANCE SERVICE
<br />A. AFTER ACCEPTANCE BY OWNER, BEGIN A 12 MONTH FULL SERVICE MAINTENANCE CONTRACT. PROVIDE A
<br />MINIMUM OF QUARTERLY EXERCISING TO CHECK FOR PROPER STARTING, LOAD PICK UP, LOAD
<br />SHEDDING, RUNNING UNDER LOAD. PERFORM ROUTINE PREVENTIVE MAINTENANCE AS RECOMMENDED
<br />BY THE MANUFACTURER AND ADJUSTING AS REQUIRED FOR PROPER OPERATION. PROVIDE ALL PARTS
<br />AND SUPPLIES AS REQUIRED.
<br />PART 2 PRODUCTS
<br />2.01 MANUFACTURERS
<br />A. PACKAGED ENGINE GENERATOR SET - BASIS OF DESIGN: KOHLER CO..
<br />B. PACKAGED ENGINE GENERATOR SET- OTHER ACCEPTABLE MANUFACTURERS:
<br />1. CATERPILLAR INC: WWW.CAT.COM/POWER-GENERATION.
<br />2. CUMMINS POWER GENERATION INC: WWW.CUMMINSPOWER.COM.
<br />3. GENERAC POWER SYSTEMS: WWW.GENERAC.COM/INDUSTRIAL.
<br />4. KOHLER CO: WWW.KOHLERPOWER.COM.
<br />5. POWERSECURE. WWW.POWERSECURE.COM.
<br />C. PRODUCTS OTHER THAN BASIS OF DESIGN ARE SUBJECT TO COMPLIANCE WITH SPECIFIED
<br />REQUIREMENTS AND PRIOR APPROVAL OF ENGINEER. BY USING PRODUCTS OTHER THAN BASIS OF
<br />DESIGN, CONTRACTOR ACCEPTS RESPONSIBILITY FOR COSTS ASSOCIATED WITH ANY NECESSARY
<br />MODIFICATIONS TO RELATED WORK, INCLUDING ANY DESIGN FEES.
<br />D. SOURCE LIMITATIONS: FURNISH ENGINE GENERATOR SETS AND ASSOCIATED COMPONENTS AND
<br />ACCESSORIES PRODUCED BY A SINGLE MANUFACTURER AND OBTAINED FROM A SINGLE SUPPLIER.
<br />2.02 PACKAGED ENGINE GENERATOR SYSTEM
<br />A. PROVIDE NEW
<br />ENGINE GENERATOR SYSTEM CONSISTING OF ALL REQUIRED EQUIPMENT, SENSORS,
<br />CONDUIT, BOXES, WIRING, PIPING, SUPPORTS, ACCESSORIES, SYSTEM PROGRAMMING, ETC. AS
<br />NECESSARY FOR A COMPLETE OPERATING SYSTEM THAT PROVIDES THE FUNCTIONAL INTENT INDICATED.
<br />B. SYSTEM DESCRIPTION:
<br />1. APPLICATION: EMERGENCY.
<br />2. CLASSIFICATION: SUITABLE FOR USE ON A LEVEL 2, TYPE 60, CLASS 96 EPSS.
<br />3. CONFIGURATION: SINGLE PACKAGED ENGINE GENERATOR SET OPERATED INDEPENDENTLY (NOT IN
<br />PARALLEL).
<br />4. TOTAL SYSTEM POWER RATING: 350 KW, EMERGENCY.
<br />C. PACKAGED ENGINE GENERATOR SET:
<br />1. TYPE: NATURAL GAS.
<br />2. VOLTAGE: 208Y/120 V, 3 PHASE, 60 HZ.
<br />3. MAIN LINE CIRCUIT BREAKER:
<br />A. TYPE: ELECTRONIC TRIP WITH LONGTIME AND SHORT TIME DELAY AND INSTANTANEOUS PICKUP.
<br />B. TRIP RATING: AS INDICATED ON DRAWINGS.
<br />C. FEATURES:
<br />1) SHUNTTRIP.
<br />2) AUXILIARY CONTACTS.
<br />D. GENERATOR SET GENERAL REQUIREMENTS:
<br />1. PROTOTYPE TESTED IN ACCORDANCE WITH NFPA 110 FOR LEVEL 2 SYSTEMS.
<br />2. FACTORY -ASSEMBLED, WITH COMPONENTS MOUNTED ON SUITABLE BASE.
<br />3. LIST AND LABEL ENGINE GENERATOR ASSEMBLY AS COMPLYING WITH UL 2200 .
<br />4. POWER FACTOR: UNLESS OTHERWISE INDICATED, SPECIFIED POWER RATINGS ARE AT 0.8 POWER
<br />FACTOR FOR THREE PHASE VOLTAGES AND 1.0 POWER FACTOR FOR SINGLE PHASE VOLTAGES.
<br />S. PROVIDE SUITABLE GUARDS TO PROTECT PERSONNEL FROM ACCIDENTAL CONTACT WITH ROTATING
<br />PARTS, HOT PIPING, AND OTHER POTENTIAL SOURCES OF INJURY.
<br />6. MAIN LINE CIRCUIT BREAKERS: PROVIDE FACTORY -INSTALLED LINE SIDE CONNECTIONS WITH
<br />SUITABLE LUGS FOR LOAD SIDE CONNECTIONS.
<br />E. SERVICE CONDITIONS: PR
<br />OVIDE ENGINE GENERATOR SYSTEM AND ASSOCIATED COMPONENTS
<br />SUITABLE FOR OPERATION UNDER THE SERVICE CONDITIONS AT THE INSTALLED LOCATION.
<br />F. STARTING AND LOAD ACCEPTANCE REQUIREMENTS:
<br />1. CRANKING METHOD: CYCLE CRANKING COMPLYING WITH NFPA 110 (15 SECOND CRANK PERIOD,
<br />FOLLOWED BY 15 SECOND REST PERIOD, WITH CRANKING LIMITER TIME-OUT AFTER 3 CYCLES),
<br />UNLESS OTHERWISE REQUIRED.
<br />2. CRANKING LIMITER TIME-OUT: IF GENERATOR SET FAILS TO START AFTER SPECIFIED CRANKING
<br />PERIOD, INDICATE OVERCRANK ALARM CONDITION AND LOCK -OUT GENERATOR SET FROM FURTHER
<br />CRANKING UNTIL MANUALLY RESET.
<br />3. START TIME: CAPABLE OF STARTING AND ACHIEVING CONDITIONS NECESSARY FOR LOAD
<br />ACCEPTANCE WITHIN 60 SECONDS.
<br />4. MAXIMUM LOAD STEP: SUPPORTS 100 PERCENT OF RATED LOAD IN ONE STEP.
<br />5. MOTOR STARTING CAPABILITY: SUPPORTS STARTING OF MOTOR LOAD INDICATED WITH A MAXIMUM
<br />VOLTAGE DIP OF 10 PERCENT.
<br />G. EXHAUST EMISSIONS REQUIREMENTS:
<br />1. COMPLY WITH FEDERAL (EPA), STATE, AND LOCAL REGULATIONS APPLICABLE AT THE TIME OF
<br />COMMISSIONING; INCLUDE FACTORY EMISSIONS CERTIFICATION WITH SUBMITTALS.
<br />2. COMPLY WITH EPA "NEW SOURCE PERFORMANCE STANDARD" (NSPS) FOR STATIONARY
<br />RECIPROCATING COMPRESSION IGNITION ENGINES AS APPLIED BY STATE AND LOCAL AUTHORITIES
<br />HAVING JURISDICTION (AHJ). PROVIDE ENGINES WITH THE FOLLOWING LEVELS OF CERTIFICATION AS
<br />DEFINED BY NSPS UNLESS OTHERWISE REQUIRED BY AHJ:
<br />A. 350 KW GENERATOR SET
<br />3. DO NOT MAKE MODIFICATIONS AFFECTING GENERATOR SET FACTORY EMISSIONS CERTIFICATION
<br />WITHOUT APPROVAL OF MANUFACTURER AND ENGINEER. WHERE SUCH MODIFICATIONS ARE MADE,
<br />PROVIDE FIELD EMISSIONS TESTING AS NECESSARY FOR CERTIFICATION.
<br />H. SOUND LEVEL REQUIREMENTS:
<br />1. DO NOT EXCEED 78 DBA WHEN MEASURED AT 23 FEET FROM GENERATOR SET IN FREE FIELD (NO
<br />SOUND BARRIERS) WHILE OPERATING AT FULL LOAD; INCLUDE MANUFACTURER'S SOUND DATA WITH
<br />SUBMITTALS.
<br />2. COMPLY WITH APPLICABLE NOISE LEVEL REGULATIONS.
<br />2.03 ENGINE AND ENGINE ACCESSORY EQUIPMENT
<br />A. PROVIDE ENGINE WITH ADEQUATE HORSEPOWER TO ACHIEVE SPECIFIED POWER OUTPUT AT RATED
<br />SPEED, ACCOUNTING FOR ALTERNATOR EFFICIENCY AND PARASITIC LOADS.
<br />B. RATED ENGINE SPEED: 1800 RPM
<br />C. FOUR CYCLE ENGINE WITH MAXIMUM PISTON SPEED OF 2250 FPM
<br />D. ENGINE FUEL SYSTEM - NATURAL GAS:
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<br />George Johnson, P.E.
<br />PE38680
<br />ISSUE DATE: 10/19/2018
<br />PROJECT NUMBER: 2847
<br />REVISIONS:
<br />NO. DATE I DESCRIPTION
<br />ELECTRICAL SPECIFICATIONS
<br />TO THE BEST OF THE ENGINEERS KNOWLEDGE, THE PLANS AND SPECIFICATIONS COMPLY WITH THE APPLICABLE MINIMUM BUILDING CODES AND THE APPLICABLE FIRE -SAFETY STANDARDS AS DETERMINED BY THE LOCAL AUTHORITY IN ACCORDANCE WITH CHAPTER 553.79 AND CHAPTER 633, FLORIDA STATUTES.
<br />© 2018APG ENGINEERING
<br />E504
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