DOCUMENT
H -- Electrical Testing NIHCS - Attachment
- Notice Date
- 9/20/2013
- Notice Type
- Attachment
- NAICS
- 238210
— Electrical Contractors and Other Wiring Installation Contractors
- Contracting Office
- Department of Veteran Affairs;Network 11 Contract Office;8888 Keystone Crossing;Suite 1100;Indianapolis IN 46240
- ZIP Code
- 46240
- Solicitation Number
- VA25113Q0870
- Response Due
- 9/25/2013
- Archive Date
- 11/24/2013
- Point of Contact
- Melissa.Reed@va.gov
- E-Mail Address
-
a.Reed@va.gov<br
- Small Business Set-Aside
- Total Small Business
- Description
- STATEMENT OF WORK (SOW) as of 9/20/2013 1.TITLE a.Electrical testing at the Northern Indiana Healthcare System (VA Medical Centers: Marion, IN and Fort Wayne, IN.) 2.PLACE OF PERFORMANCE: a.VA Northern Indiana Health Care System Marion Campus 1700 E 38th Street Marion, IN 46953-9503 b.VA Northern Indiana Health Care System c.Fort Wayne Campus 2121 Lake Avenue Fort Wayne, IN 46805 3.SCOPE OF WORK: a.Provide a one-time job in for electrical testing at the Northern Indiana Healthcare System (VA Medical Centers: Marion, IN and Fort Wayne, IN.) b.Clean, test, adjust, calibrate, and inspect all of the below mentioned electrical distribution apparatus. This shall include, but not be limited to, power transformers, switchgear, motor control centers, distribution centers, panel boards at the distribution centers, air circuit breaker, vacuum circuit breakers, and loop switches listed in Attachments 1 and 2. Over-current testing apparatus shall be limited to over-current relays for each 15 KV and 5 KV circuit breaker. Megger voltage shall not exceed IEEE standards. No high pot voltage to be applied to feeder wires. All equipment will be isolated from panel and feeders during testing for proper data reading. No variance. c.Contractor is responsible to reinstall equipment to original condition; verifying voltage, phasing and rotation. Any damage to equipment due to neglect is the contractor's financial responsibility. 4.SPECIFIC TASKS: Type items, which require electrical testing during this contract, are as follows: a. Transformers/Capacitors- Oil Filled i. Sample insulating fluid and test dielectric strength, interfacial tension, acidity & color. ii.Measure insulation resistance (megger). iii.Wipe clean & vacuum interior of primary and secondary compartments. iv.Visually inspect unit for power and ground connectors. v.Torque tests all electrical connections applicable vi.Clean and inspect bus and support insulators. vii.Remove all primary and secondary wires prior to megger test. viii.Inspect bushing for leakage - annotate or report. ix.TTR 13KV-480/277 Volt transformers at Marion Campus for baseline data. x.Measure excitation current for 13 KV-480/277 Volt transformers at Marion Campus. b.Transformers: Dry-Type - Small i.Small Transformers: Dry-Type, Air-Cooled (Below 600 Volt and less than 100 KVA single-phase or 300 KVA three-phase). a)Inspect for physical damage, broken insulation, tightness of connections, defective wiring and general condition. b)Thoroughly clean unit prior to making any tests. c)Perform insulation-resistance test. Calculate polarization index. Measurements shall be made from winding-to-winding and windings-to- ground. Test voltages and minimum resistance shall be temperature corrected. d)Verify proper core grounding. e)Verify proper equipment grounding. c.Transformer, Dry-type, Other Than Small i.Visual and Mechanical Inspection a)Inspect for physical damage, cracked insulator, tightness of connections, defective wiring and general mechanical and electrical conditions. b)Verify proper auxiliary device operation such as fans and indicators. c)Perform specific inspections and mechanical tests as recommended by manufacturer. d)Make a close examination for shipping brackets or fixtures that may not have been removed during original installation. Insure resilient mounts are free. e)Verify proper core grounding. f)Verify proper equipment grounding. g)Thoroughly clean unit prior to testing. h)Verify that the tap-changer is set at specified ratio. ii.Electrical Tests a)Perform insulation-resistance tests, winding-to-winding and windings-to-ground, utilizing a megohmmeter with test voltage output. Test duration shall be for 10 minutes with resistances tabulated at 30 seconds, 1 minute, and 10 minutes. Calculate polarization index. b)Perform power-factor or dissipation-factor tests in accordance with the manufacturer's instructions. c)Perform a turns-ration test between windings at as-found tap setting. d)Perform winding-resistance tests for each winding at as-found tap position. e)Perform individual excitation current tests on each phase. f)Perform tests and adjustments for fans, controls, and alarm functions. g)Verify proper secondary voltage phase-to-phase and phase-to-neutral after energization and prior to loading. iii.Test Values a)Insulation-resistance test values should not be less than values recommended by NETA. Results shall be temperature corrected. b)The polarization index should be above 1.2 unless an extremely high value is obtained initially, which when doubled will not yield a meaningful value. c)Turns-ratio test results should not deviate more than one-half percent (0.5%) from either the adjacent coils or the calculated ratio. d.Loop switch 15 KV (STC Type) & 1 anti-paralleling switch 15 KV. i.Measure insulation resistance (megger) with all grounds and high voltage cables removed prior to start of megger test. ii.Measure contact resistance (switch). iii.High pot to 20 KV, with all grounds and high voltage cables removed prior to start of test. iv.Inspect for proper operation, lubricate, and exercise. v.Torque test feeder bolts after testing. vi.Check door interlocks for proper operation. vii.Vacuum and clean exterior of unit. viii.Test and inspect for proper grounding of unit and shielded cables. Repair if necessary. ix.Clean bus insulators - megger and ampere. x.Clean contacts on switch (12 ea. Per switch plus 6 wipers). e.Air Circuit breakers, 15 KV, 5KV i.Measure insulation resistance (megger). ii.Measure contact resistance (doctor). iii.High pot to 5 KV above breaker rating iv.Clean, inspect, exercise, and lubricate. v.Check panel lights for operation - replace missing or burned out. When replacing bulbs, replace with LED type, not filament type. vi.Check door interlocks and shutters for proper operation. vii.Inspect for proper grounding of equipment. viii.Check cubicle heater for proper operation. ix.Test control circuit for proper operation. x.Check rails, guides, rollers-lubricate draw out assembly parts. xi.Check all interlocks and auxiliary contact assemblies. xii.Inspect door handles, locking bars and spring mechanism. xiii.Set and test all adjustable protective devices (relays). a)Inspect for broken instrument and relay cover glass and burned out phase indicator lights. b)Set at manufacturers' parameters for proper operation. c)Clean all contacts (control & power). f.Vacuum Circuit Breakers, 15 KV, 5KV. i.Measure insulation resistance (megger). ii.Measure contact resistance (doctor). iii.High pot to 5KV over on breaker rating. iv.Clean, inspect, exercise, and lubricate. v.Check panel lights for operation - replace missing or burned out. When replacing bulbs, replace with LED type, not filament type. vi.Check door interlocks and shutters for proper operation. vii.Inspect for proper grounding of equipment. viii.Check cubicle heater for proper operation. ix.Test central circuit for proper operation. x.Check rails, guides, rollers - lubricate, draw out assembly parts. xi.Check cell interlocks and auxiliary contact assemblies. xii.Inspect door handles, locking bars and spring mechanism. xiii.Set and test all adjustable protective devices (relay type). a)Inspect for broken instrument and relay cover glass and burned out phase indicator lights. b)Set at manufacturers' parameters for proper operation. c)Clean all contacts (control & power). g.Medium Voltage Metal Enclosed Switchgear, Air Switches i.Visual and Mechanical Inspection a)Inspect for physical and mechanical condition. b)Check for proper anchorage and require area clearances. c)Verify that fuse sizes and types correspond to drawings. d)Perform mechanical operator tests in accordance with manufacturer's instructions. e)Check blade alignment and arc interrupter operation. f)Verify that expulsion-limiting devices are in place on all holders having expulsion-type elements. g)Check each fuse holder for adequate mechanical support for each fuse. h)Check tightness of bolted connections and/or cable connections by calibrated torque-wrench method in accordance with manufacturer's published data. i)Test all electrical and mechanical interlock systems for proper operation and sequencing. j)Clean entire switch using approved methods and materials. k)Verify proper phase-barrier materials and installation. l)Lubricate as required. m)Check switch blade clearances with manufacturer's published data. n)Inspect all indicating devices for proper operation. ii.Electrical Tests a)Perform insulation-resistance test on each pole, phase-to-phase and phase-to -ground for one (1) minute. b)Perform contact-resistance test across each switch blade and fuse holder. c)Verify heater operation. h.Disconnect Switch for Capacitor Bank i.Measure insulation resistance (Megger) with all grounds and high voltage cables removed prior to start of test. ii.Measure contact resistance (Ducter). iii. High Pot to 5 KVA above the rating of disconnect, with all grounds and high voltage cable removed prior to start of test. iv.Inspect for proper operation, lubricate and exercise. v.Torque test feeder bolts after testing. vi.Check door interlocks for proper operation. vii.Vacuum and clean interior of unit. viii.Clean contacts on switch and lubricate. i.Low and Medium Voltage Draw-out and Molded-case Breakers i.Visual and mechanical Inspection: a)Inspect for physical damage. b)Perform mechanical operational test. c)Check cell fit and element alignment. d)Check tightness of connections with calibrated torque wrench. Refer to manufacturer's instructions for proper torque levels. e)Check arc chutes for damage. f)Clean entire circuit breaker using approved methods and materials. g)Lubricate as required. ii.Electrical Test a)Perform a contact resistance test. b)Perform an insulation resistance test at 1000 volts dc from pole to pole and from each pole to ground with breaker closed and across open contacts of each phase. c)Determine minimum pickup and delay by primary current injection. d)Determine long time delay by primary injection. e)Determine short time pickup and delay by primary current injection. f)Determine ground fault pickup and delay by primary current injection. g)Determine instantaneous pickup value by primary current injection. h)Make adjustments for final settings in accordance with breaker setting sheet. i)Activate auxiliary protective devices such as ground fault or under voltage relays, to ensure operation of shunt trip devices. Check the operation of electrically operated breakers in their cubical. j)Check charging mechanism. iii.Test Values a)Compare contact resistance or millivolt drop values to adjacent poles and similar breakers. Investigate deviations of more than fifty percent (50%). b)Insulation resistance shall not be less than 100 megohm. Investigate values less than 100 meghoms. c)Trip characteristics of breakers when adjusted to setting sheet parameters shall fall within manufacturer's published time-current tolerance band. j.Protective Relays. Protective relay service shall include the following: i.Clean the relay, the case, and the relay cover. ii.Inspect and, if necessary, repair the cover gasket. iii.Remove all foreign material and moisture from the relay. iv.Check the condition and correct defects in the return spring, shaft bearings, and tripping, seal-in and shorting contacts. Burnish the contacts if required. v.Check overall mechanical operation. vi.Check all electrical connections for tightness. vii.Measure the insulation resistance of each electrical circuit to the frame. viii.Check all relay settings to make sure they are in accordance with owner's desired settings. ix.Make "as found" tests by measuring pickup and tripping time values by injecting the proper electrical signal (amps, volts, frequency, angle, etc.). x.Make adjustments as necessary to bring all relay actions within manufacturer's published tolerances. xi.Make "as left" tests after calibrating the relay. xii.Check the operation of the target and seal-in-circuits. xiii.Reinstall the relay. xiv.Record all observations, maintenance perform as "as found" and "as left" data on test report. k.Battery Bank. i.Battery bank servicing shall include checking and recording general appearance of the battery area, charger output current, charger output voltage, electrolyte levels, cracks in cells or leakage of electrolyte, evidence of corrosion at terminals or connectors, ambient temperatures and the condition of the ventilating equipment. Contractor will also check specific gravity and voltage of each cell, total battery terminal voltage and electrolyte temperature in representative cells. Also clean and recable. l.Infrared Scan. i.Scan all electrical distribution equipment listed for hot spots. Retorque all feeder wires and report any abnormalities found and repair on the spot if at all feasible. If not feasible at that, include abnormalities in this report. ii.Scan all high voltage terminators located at main substation and transformers for hot spots. Annotate any repair that cannot be fixed on the spot. VA will repair stress cones or load break elbows that have degenerated. iii.Scan all motor control centers listed for hot spots. Torque feeders and repair on the spot any minor connection problems. m.Contractor shall provide outage schedule at least two weeks prior to beginning work. All outages shall be scheduled and approved in writing at least two weeks in advance. Outages will be scheduled only at night and on weekends. No more than two loop switches with associated loads will be allowed to be out of service at any one time. All work will be done from 9:00 p.m. to 5:00 a.m., unless prior arrangements are made. n.All required licenses and permits shall be the responsibility of the contractor. o.Polychlorinated Biphenyl (PCB) substances do not require testing. p.All required work performed shall be fully documented by the contractor. Testing shall be performed in compliance with manufacturer's recommendations and applicable NEMA, ANSI, ASTM, ASA, VA Standards, NETA, and NFPA. q.Megger and TTR test all PT's and CPT's at high voltage switchgears. 5.REPORTS a.Provide three (3) copies of listings, to the COR, of all devices tested and scanned including complete nameplate data, age, and maximum loading in amperes, condition as found and as modified. b.Notification to the facility's Engineering Office shall be submitted in writing, describing any conditions, including recommendations for corrective action. c.Critical conditions needing immediate correction shall be conveyed verbally to the COR and included in the final report. Separate report shall be provided for each campus. d.Contractor's registered engineer is to review current and past Tri-annual testing reports and provide report of deteriorating conditions or possible break downs. Said report is to include graphical depictions of the condition 6.QUALIFICATIONS FOR ELECTRICAL SWITCHGEAR AND DISTRIBUTION MAINTENANCE TESTING SERVICE. a.The work under this contract shall be performed under the supervision of a registered professional engineer. The registered professional engineer shall be on site initially to discuss with the Engineering Office the procedures used to test, survey, report and service the equipment required to be serviced under this contract. b.The registered professional engineer shall be onsite to directly supervise the services being provide and personally review the final report and discuss with the Engineering Officer the results of the services, any recommendations, future actions and professional opinions which are contained in the report. c.Field service work shall be performed directly by field service engineers who have successfully demonstrated their knowledge and experience in the field of electrical power distribution systems testing. d.The field service engineer shall be capable of: (1) Testing, assessing, evaluating, servicing and reconditioning components, (2) assuring that the equipment on which work has been performed is safe, reliable and acceptable for its intended purpose, and (3) identifying defective equipment and potential safety problems, environmental hazards, or code violations. Register Engineer on station during testing. e.The supervising filed engineer is responsible for the safety of all personnel and safe testing of equipment. f.The supervising field service engineer must be accredited as a certified electrical test technologist by the NICET (National Institute for Certification of Engineering Technologists) or the NETA (National Electrical Testing Association) and have a minimum of 5 years' experience on similar major testing projects. g.All other testing technicians assigned to the project must be certified by NICET, NETA, or must have an equivalent qualification certification. h.Test assistants and apprentices may be assigned to the project as assistants to certified technicians at a ration not to exceed two (2) certified to one (1) non-certified assistant or apprentice. i.The names and certification numbers of the registered professional engineer supervising the work and signing the test reports and the supervising field service engineer must be provided by the contractor and verified by the contracting officer, before contract award. After contract award, similar data for all certified technicians who will be assigned to work on the project must also be submitted and approved before starting work on the contract. 7.COMPLETION TIME. a.All work shall be completed at both campuses and written reports submitted within 30 days from contract award. Contractor can work simultaneously at both campuses. ATTACHMENT 1 EQUIPMENT TO BE TESTED AT MARION, INDIANA CAMPUS A.15KV Substation located behind Bldg 76 " 3 each - vacuum breakers "4 each - air breakers "30 each - protective relays "1 system - Capacitor Bank "1 Each - Disconnect for Capacitor Bank B.LOOP SWITCHES 15 KV to 480/277 or 240/120 "15 Loop switches located throughout the campus "1 anti-paralleling loop switch in the substation C.Pad Mounted oil-filled transformers "28 located throughout the campus "1 - 1000 KVA spare located in Bldg 165 (not in service) "1 - 500 KVA spare located in Bldg 165 (not in service) D.Dry-type transformer "1 - 750 KVA located in Bldg 175 "480/208-120V Transformers "Building 174 "Rm 108 oTN-14, 112.5 KVA oTE-14 300 KVA oTL-14 KVA "Rm B2-103 oTN-1 225 KVA oTC-11 30 KVA oTL-12 15 KVA oTE-11 30 KVA o "Building 172 "Rm B15 oTC-10 15 KVA oTN-10 112.5KVA oTL-10 30 KVA oTE-12 15 KVA oTN-9 112.5 KVA "Rm 1B125 oTL-4 15 KVA "Rm 1B139 oTC-4 30 KVA o* * 75 KVA "Rm 1C135 oTN-3 75 KVA oTC-3 15 KVA "Rm 1C118 oTL-3 15 KVA "Rm 1D118 oTL-215KVA "Rm 1D132 oTN-275 KVA oTC-230 KVA "Rm 1D122 oTE-215 KVA "Rm 1E139 oTN-175 KVA oTC-130 KVA "Rm 1E139 oTE-115 KVA "Rm 1E125 oTL-115 KVA "Rm 2E250 oTN-13 45 KVA oTE-9 15 KVA oTL-9 15 KVA "Rm 2E225 oTL-5 15 KVA "Rm 2E239 oTN-5 75 KVA oTC-5 30 KVA "Rm 2E229 oTE-5 15 KVA "Rm 2D232 oTN-6 75 KVA oTC-6 30 KVA "Rm 2D222 oTE-6 15 KVA "Rm 2D218 oTL-6 15 KVA "Rm 2C232 oTN-7 75 KVA oTC-7 30 KVA "Rm 2C222 oTE-7 15 KVA "Rm 2C218 oTL-7 15 KVA "Rm 2B239 oTN-8 75 KVA oTC-8 30 KVA oTE-8 15 LVA "Rm 2B225 oTL-8 15 KVA E.Battery Bank located at sub-station "26 Lead-Calcium cells F.Low Voltage Breakers "9 Each - located in basement of Bldg 138 G.Infrared Scan the following. "Main distribution panels located in Room B15 Bldg 172; Room 103 Bldg 174; Room 14 Bldg 16; Room 118 Bldg 124; basement Bldg 185; and all main distribution panels located in Bldgs 76 and 175. "All breakers and terminators listed in Items A and F above. "Motor control centers in Room B2-106 Bldg 174, basement Bldg 185 and Bldg 76. ATTACHMENT 2 EQUIPMENT TO BE TESTED AT FORT WAYNE, INDIANA CAMPUS HIGH VOLTAGE A.DISCONNECTS (15KV) "Spyrun DisconnectCutler HammerWLI "Anthony DisconnectCutler HammerWLI "500KVA West Disconnect Cutler HammerWLI "1500KVA East Disconnect Cutler HammerWLI "Metering SectionCutler HammerWLI B.OIL FILLED TRANSFORMERS - PAD AMOUNT "500 KVA West - Cooper "500 KVA East - Cooper "1500 KVA West - Cooper "1500 KVA East - Cooper C.MEDIUM VOLTAGE CABLES (15KV) "Spyrun i.3-110 Mu.15KV "Anthony i.3-1/0Mu.15KV "500 KVA West Feed i.3-2/0 15 KV "500KVA West to 500 KVA East Loop i.3-2/0 15 KV "500 KVA East to 1500 KVA West Loop i.3-2/0 15 KV "1500 KVA West to 1500 KVA East Loop i.3-2/0 15 KV "1500 KVA East Feed i.3-2/0 15 KV D.LOW VOLTAGE CABLES (600V) "500 KVA West i.(20)-500 MCM "500 KVA East i.(20)-500 MCM "1500 KVA West i.(24)-500 MCM "1500 KVA East i.(24)-500 MCM E.DRY TRANSFORMERS "R00111269, Bldg I i.25KVA 480 x 120/240 1 ph Sq. D. 25$31-1F "Room 57, Bldg 1 i.15KVA Isolation Transformer 208 x 120/208 3 ph GE 9T23B3091G03 "Room A155, Bldg 1 i.150KVA 480 x 120/208 3 ph Sq. D. 150T3H "Bldg 16 i.15KVA 480 x 120/208 3 ph Sq. D. 15T3H "Room 42A, Bldg 1"T101" i.112.5KVA 480 x 120/208 3 ph GE 9T23Q9875 "Room 42, Bldg 1 "T102" i.45KVA 480 x 120/208 3 ph GE 9T23Q9873 "Room 399 Bldg 1 "T103" i.150KVA 480 x 120/208 3 ph GE 9T23Q9876 "Room 399 Bldg 1"T104" i.150KVA 480 x 120/208 3 ph GE 9T23Q9876 "Boiler Plant "T$201" i.112.5KVA 480 x 120/208 3ph GE 9T23Q9875 "R00111 A155 Bldg 1 o30KVA 480 x 120/208 3 ph GE 9T23Q9872 F.GROUNDING SYSTEM TESTING "Room 42 and 42A "Bldg 16 "Pad Mount Transformers G.LOW VOLTAGE BREAKERS 277/480V Room 42 "South Main i.Sq D PEF362000LSGZ Micrologic "Breaker 1 i.Sq D LE36225LSG Micrologic "Breaker 2 i.LE36400LSG Micrologic "Breaker 3 i.LE36400lSG Micrologic "Breaker 4 i.ME36600LSG Micrologic "Breaker 5 i.LE36225LSG "Breaker 6 i.LE36225LSG "Breaker 7 i.LX36200 "Breaker 8 i.LX36175 "Breaker 9 i.LE36250LSG Micrologic "Breaker 13 "Breaker 14 i.LE36400LSG Micrologic "Breaker 15 i.LE36400LSG Micrologic "Breaker 16 i.LE36400LSG Micrologic "Breaker 17 i.LE36400LSG Micrologic "Breaker 18 i.LE36300LSG Micrologic "Breaker 19 i.LE36400LSG Micrologic "Breaker 20 i.LE36100LSG Micrologic "Breaker 22 i.ME36800LSG Micrologic "North Main i.PEF362000lSGZ Micrologic "Tie Breaker i.PEF362000lSGZ Micrologic H.LOW VOLTAGE BREAKERS 120/208V (Room 42) - Bldg 1 1.North Main30208WestinghouseDS-420 2.Cubical #130208WestinghouseDS-206 3.Cubical #230208WestinghouseDS-206 4.Cubical #330208WestinghouseDS-206 5.Cubical #430208WestinghouseDS-206 6.Cubical #530208WestinghouseDS-206 7.Cubical #630208WestinghouseDS-206 8.Cubical #730208WestinghouseDS-206 9.Cubical #830208WestinghouseDS-206 10.Tie Breaker30208WestinghouseDS-416 11.Cubical #930208WestinghouseDS-206 12.Cubical #1030208WestinghouseDS-206 13.Cubical #1130208WestinghouseDS-206 14.Cubical #1230208WestinghouseDS-206 15.Cubical #1330208WestinghouseDS-206 16.Cubical #1430208WestinghouseDS-206 17.Cubical #1530208WestinghouseDS-206 18.Cubical #1630208WestinghouseDS-206 19.Cubical #1730208Westinghouse oDS-206 20.South Main30208WestinghouseDS-420 I.LOW VOLTAGE BREAKERS 120/208V Bldg 16 "Em. Generator Breaker 30208 Westinghouse DS-206 INFRARED SCAN i.All Connections
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