H359--Electrical Inspection
RFI 36C24523Q0519 ELECTRICAL INSPECTION HERSHEL WOODY WILLIAMS VA MEDICAL CENTER The Hershel Woody Williams VA Medical Center is conducting this Sources Sought to identify contractors who possess capa... RFI 36C24523Q0519 ELECTRICAL INSPECTION HERSHEL WOODY WILLIAMS VA MEDICAL CENTER The Hershel Woody Williams VA Medical Center is conducting this Sources Sought to identify contractors who possess capabilities to provide the services described in the Statement of Work below. As permitted by the FAR Part 10, this is a market research tool being utilized for the informational and planning purposes. Your responses will assist the Government in the development of its acquisition strategy. Response is strictly voluntary it is not mandatory to submit a response to this notice to participate in formal RFQ process that may take place in the future. However, it should be noted that information gathered through this notice may significantly influence our acquisition strategy. All interested parties will be required to respond separately to any solicitation posted as a result of this sources sought notice. Respondents will not be notified of the results of the evaluation. We appreciate your interest and thank you in advance for responding to the sources sought. This service will be implemented using the North American Industry Classification System (NAICS) Code 541350. If a small business is interested in this procurement, they must provide at least 51 percent of the services rendered. NOTES All Capability Statements/Responses to this Sources Sought Notice shall be submitted via email only to craig.armagost@va.gov. Telephone, Fax, or any other form of communication inquiries will not be reviewed or accepted. Responses to this Sources Sought Notice must be received no later than April 13, 2023 at 1:00 p.m. (Eastern Standard Time). This Sources Sought Notice may or may not assist the VA in determining sources only. A solicitation is not currently available. If a solicitation is issued, it may or may not be announced at a later date, and all interested parties shall respond to that solicitation announcement separately from the responses to this Sources Sought Notice. DISCLAIMER This RFI is issued for information and planning purposes only and does not constitute a solicitation. All information received in response to this RFI that is marked a proprietary will be handled accordingly in accordance with (IAW) Federal Acquisition Regulation (FAR) 15.201(e), RFIs may be used when the Government does not presently intend to award a contract, but wants to obtain price, delivery, other market information, or capabilities for planning purposes. Responses to these notices are not offers and cannot be accepted by the Government to form a binding contract. Responders are solely responsible for all expenses incurred associated with responding to this RFI. STATEMENT OF WORK PART A GENERAL INFORMATION A.1 INTRODUCTION This Statement of Work includes all labor, materials, equipment, and qualified supervision for testing, inspecting, and required reports for a 3 Year Electrical Inspection at the Hershel Woody Williams VA Medical Center (Huntington, WV) located at 1540 Spring Valley Drive, Huntington WV, 25704. A.2 BACKGROUND The VAMC has a need to have this work performed in order to meet the Joint Commission and NFPA Standards. A.3 SCOPE OF WORK Vendor will provide all parts, labor, equipment, material, and supervision to perform the work and make repairs as indicated below. STATEMENT OF WORK PART B WORK REQUIREMENTS B.1 Tasks to be accomplished: Vendor will provide all labor, materials, equipment and supervision to complete project. Contractor shall provide all material, equipment, labor and technical supervision to perform specified tests and inspection for all work as required by drawings and specifications and as detailed per items listed below, includes but not limited to testing and certifying high voltage electrical components at VAMC Huntington WV. Work includes the testing, inspecting, infrared scanning, adjusting, & repairing of High Voltage Transformers, Switchgear Equipment, Circuit Breakers, Protective Relays, Lightning Arrestors, & Transfer Switches. All infrared activity shall be accomplished in July, during peak heating load demand. All electrical equipment, switchgear, primary switches, breaker, relays, connections, and such other devices as specified herein shall be cleaned, tested and adjusted so that the electrical distribution system is highly reliable and operating within industry and manufacturer s tolerances. Contractor shall complete tasks out lined in the following Specification: QUALIFICATIONS OF CONTRACTORS: A. Contractors shall be certified by the Inter-National Electrical Testing Association (NETA) as NETA Certified Technician and completed the Occupational Safety & Health Administration (OSHA) approved 10-hour construction safety training. B. Contractors shall have technical trainings, and track records of working experience in maintenance, inspection, and testing of the Electrical Power Distribution System and its components in healthcare, industrial, educational, and commercial facilities for a minimum of five (5) continuous years. C. Contractors shall have prior VA approved safety training either on-the-job or class-room type - in electrical safety outlined in the OSHA Standard 29 Code of Federal Regulations (CFR) 1910 Subpart S Electrical, and the NFPA 70E Standard for Electrical Safety in the Workplace. Training certifications shall be submitted to the VA Contracting Officer prior to work. If no training certifications are available, the contractor Employer shall certify that he/she has met this requirement in writing, and submit it to the VA Contracting Officer prior to work. D. Contractor shall have ready access to the latest versions of the following references: 1. NFPA 70, National Electrical Code. 2. NFPA 70B, Recommended Practice for Electrical Equipment Maintenance. 3. NFPA 70E, Standard for Electrical Safety for the Workplace. 4. NFPA 110, Standard for Emergency and Standby Power System. 5. OSHA Standard 29 CFR 1910, Subparts I & S. 6. Inter-National Electrical Testing Association, Inc. (NETA) Maintenance and Testing Specifications. 7. Operating /Maintenance manuals and specifications of the electrical equipment to be maintained and tested. These documents may be obtained from the VHA Medical Center, or the equipment manufacturers. E. Contractors shall be equipped with all necessary tools, equipment, and Personal Protective Equipment (PPE) to perform the work safely, effectively, and timely. Tools, equipment, and PPE shall comply with the requirements of OSHA Standard 29 CFR 1910, Subpart I, and NFPA 70E. 1.2 PERFORMANCE A. The Contractor shall verify conditions as they exist prior to bidding the project. B. The Contractor shall provide all material, equipment, labor and technical supervision to perform specified tests and inspections. C. All work performed shall be fully documented by the Contractor. Testing shall be performed in compliance with manufacturers recommendations and applicable NEMA, NEC, ANSI, ASTM, IEEE, NETA, OSHA, and VA codes & standards. D. Test Report: 1. The test report shall include the following: 2. Company s Name, address, telephone and fax number 3. Name and signature of contractor who perform the maintenance and testing 4. VA work contract number, name and number of VA contracting Officer. 5. Date and time of work. 6. Copies of contractor s valid licenses, professional and training certificates. 7. Summary of project Descriptions and model number of specialized tools and equipment used, such as torque wrench or infra-red scanning camera Description of work items Test results Reference materials such as equipment manufacturer s specifications, coordination study, etc Remarks on conditions of electrical equipment. List all deficiencies, if any. Recommended corrective actions, if any. 8. Furnish four (4) copies of the completed bound report to VA no later than 15 days after testing is completed. Final acceptance will be withheld until the reports are submitted and approved by VA. E. Upon completion of the tests and inspections noted in these specifications, a label shall be attached to all serviced devices. These labels will indicate date serviced and the Testing Contractor responsible. F. The tests and inspections shall determine suitability for continued reliable operation. G. All outages shall be scheduled and approved in writing by VA at least one week in advance. Outages will be scheduled only at night and on weekends. SUBMITTALS In accordance with Section 01 33 23, SAMPLES AND SHOP DRAWINGS, furnish the following certifications: Two weeks prior to final inspection, deliver four copies of the following certifications to VA of certification by the manufacturer that the equipment conforms to the requirements of the specifications. Provide complete copies of all test performed showing the required data as indicated in Part 3, Execution, including technical data sheets, appraisals and recommendations. TESTING EQUIPMENT & LABORATORIES All testing equipment shall be UL listed and used in accordance with the National Electrical Code. All oil samples from transformers shall be sent to an independent laboratory with copies of tests provided to VA. TESTING SUBSTATION LISTING MAIN SUBSTATION 1. NINE (9) SQUARE D ELECTRIC 4.76KV 1200A TYPE VR THREE PHASE DRAW-OUT VACUUM CIRCUIT BREAKERS. Clean, inspect, lubricate, and test as per appendix #1 2. SEVEN (7) SQUARE D ELECTRIC 4.76KV 1200A TYPE VAD-2 THREE PHASE DRAW-OUT VACUUM CIRCUIT BREAKERS. Clean, inspect, lubricate, and test as per appendix #1 3. FIFTY-TWO (52) ASEA BROWN BOVERI CIRCUIT SHIELD 50/51 TIME OVERCURRENT SINGLE PHASE SYSTEM RELAYS. Clean, inspect, and test as per appendix #2 SUBSTATION #1 4. ONE (1) AREVA 2500KVA 34.4KV-4160/2400V THREE PHASE OIL FILLED DISTRIBUTION TRANSFORMER. Clean, inspect, and test as per appendix #3 5. ONE (1) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLE. Inspect, and test SUBSTATION #2 6. ONE (1) NIAGARA ELECTRIC 2500KVA 34.4KV-4160/2400V THREE PHASE OIL FILLED DISTRIBUTION TRANSFORMER. Clean, inspect, and test as per appendix #3. 7. ONE (1) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLE. Inspect, and test SUBSTATION #3 8. ONE (1) SQUARE D ELECTRIC 5000KVA 34.4KV-4160/2400V THREE PHASE OIL FILLED DISTRIBUTION TRANSFORMER. Clean, inspect, and test as per appendix #3 9. TWO (2) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLES. Inspect, and test SUBSTATION #4/5 10. TWO (2) SQUARE D ELECTRIC 5KV 600A THREE PHASE METAL ENCLOSED GANG-OPERATED AIR SWITCHES. Clean, inspect, lubricate, and test as per appendix #5 11. FOUR (4) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLES. Inspect 12. TWO (2) SQUARE D ELECTRIC 2000KVA 4160V-480/277V THREE PHASE OIL FILLED DISTRIBUTION TRANSFORMERS. Clean, inspect, and test as per appendix #3 13. THREE (3) SQUARE D ELECTRIC TYPE DS-840 4000A 480V THREE PHASE DRAW-OUT AIR CIRCUIT BREAKERS. Clean, inspect, lubricate, and test as per appendix #6 SUBSTATION #6 14. ONE (1) SQUARE D ELECTRIC 5KV 600A THREE PHASE METAL ENCLOSED GANG-OPERATED AIR SWITCH. Clean, inspect, lubricate, and test as per appendix #5 15. ONE (1) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLE. Inspect 16. ONE (1) SQUARE D ELECTRIC 750KVA 4160V-480/277V THREE PHASE DRY TYPE DISTRIBUTION TRANSFORMER. Clean, inspect, and test as per appendix #7 17. ONE (1) SQUARE D ELECTRIC TYPE DS-416 1600A 480V THREE PHASE DRAW-OUT AIR CIRCUIT BREAKER. Clean, inspect, lubricate, and test as per appendix #6 OIL SWITCHES (1A-1/1A-2) 18. TWO (2) G&W ELECTRIC 5KV 600A TYPE RAM 44 THREE PHASE 4-WAY OIL FILLED DISTRIBUTION SWITCHES. Clean, inspect, and test as per appendix #4 19. TWO (2) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLES. Inspect SUBSTATION #9/10 20. TWO (2) SQUARE D ELECTRIC 5KV 600A THREE PHASE METAL ENCLOSED GANG-OPERATED AIR SWITCHES. Clean, inspect, lubricate, and test as per appendix #5 21. TWO (2) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLES. Inspect 22. TWO (2) SQUARE D ELECTRIC 750KVA 4160V-480/277V THREE PHASE OIL FILLED DISTRIBUTION TRANSFORMERS. Clean, inspect, and test as per appendix #3 23. THREE (3) SQUARE D ELECTRIC TYPE DS-416 1600A 480V THREE PHASE DRAW-OUT AIR CIRCUIT BREAKERS. Clean, inspect, lubricate, and test as per appendix #6 24. FOURTEEN (14) SQUARE D ELECTRIC TYPE DS-206 800A 480V THREE PHASE DRAW-OUT AIR CIRCUIT BREAKERS. Clean, inspect, lubricate, and test as per appendix #6 SUBSTATION #11 25. ONE (1) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLE. Inspect 26. ONE (1) SQUARE D ELECTRIC 500KVA 4160V-480/277V THREE PHASE OIL FILLED PADMOUNT TRANSFORMER. Clean, inspect, and test as per appendix #3 27. TWO (2) SQUARE D ELECTRIC TYPE LAL 400A 480V THREE PHASE STATIONARY MOUNTED MOLDED CASE CIRCUIT BREAKERS. Clean, inspect, megger, and ductor SUBSTATION #12 28. TWO (2) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLES. Inspect 29. ONE (1) G&W ELECTRIC 5KV 600A THREE PHASE OIL FILLED DISTRIBUTION SWITCH. Clean, inspect, and test as per appendix #4 30. ONE (1) SQUARE D ELECTRIC 250KVA 4160V-480/277V THREE PHASE OIL FILLED PADMOUNT TRANSFORMER. Clean, inspect, and test as per appendix #3 31. ONE (1) SQUARE D ELECTRIC TYPE LAL 350A 480V THREE PHASE STATIONARY MOUNTED MOLDED CASE CIRCUIT BREAKER. Clean, inspect, megger, and ductor SUBSTATION #13 32. ONE (1) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLE. Inspect 33. ONE (1) SUN BELT ELECTRIC 225KVA 4160V-480/277V THREE PHASE OIL FILLED PADMOUNT TRANSFORMER. Clean, inspect, and test as per appendix #3 SUBSTATION #16 34. ONE (1) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLE. Inspect 35. ONE (1) SQUARE D ELECTRIC 1000KVA 4160V-480/277V THREE PHASE OIL FILLED PADMOUNT TRANSFORMER. Clean, inspect, and test as per appendix #3 36. ONE (1) SQUARE D ELECTRIC TYPE PXL 1600A 480V THREE PHASE STATIONARY MOUNTED MOLDED CASE CIRCUIT BREAKER. Clean, inspect, megger, and ductor SUBSTATION #17 37. TWO (2) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLES. Inspect 38. ONE (1) FEDERAL PACIFIC 5KV 600A TYPE PS-1 THREE PHASE 3-WAY GANG-OPERATED AIR DISTRIBUTION SWITCH. Clean, inspect, and test as per appendix #4 39. ONE (1) SQUARE D ELECTRIC 750KVA 4160V-480/277V THREE PHASE OIL FILLED PADMOUNT TRANSFORMER. Clean, inspect, and test as per appendix #3 40. ONE (1) SQUARE D ELECTRIC TYPE PEL 1200A 480V THREE PHASE STATIONARY MOUNTED MOLDED CASE CIRCUIT BREAKER. Clean, inspect, megger, and ductor SUBSTATION #18 (Bldg #8) 41. ONE (1) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLES. Inspect 42. ONE (1) SQUARE D ELECTRIC 300KVA 4160V-480/277V THREE PHASE OIL FILLED PADMOUNT TRANSFORMER. Clean, inspect, and test as per appendix #3. SUBSTATION #19 (Bldg #5, #6) 31. ONE (1) 4160V 500MCM THREE CONDUCTOR MEDIUM VOLTAGE DISTRIBUTION CABLES. Inspect 32. ONE (1) SQUARE D ELECTRIC 500KVA 4160V-480/277V THREE PHASE DRY TYPE DISTRIBUTION TRANSFORMER. Clean, inspect, and test as per appendix #3 TRANSFORMER TESTING The transformer numbers above correspond with the provided informational electrical schematic drawing Primary Electrical one-line diagram E-001 , dated 2-16-2011. All transformers listed above shall be inspected. Cables, connections, & switches shall also be inspected and cleaned. Check all liquid in tanks and bushings for proper level and inspect for oil leaks. Oil from transformers shall be sampled in accordance with ASTM procedures and analyzed by an independent laboratory for: Color Acidity Interfacial tension Dielectric strength Dissolved gas-in-oil Power factor Test insulation resistance, power factor, and turns ratio. Replace gaskets as needed. Liquid filled transformers shall have the cooling liquid checked and replaced when test indicates that it no longer meets manufacturer s requirements. Dry type transformers shall be thoroughly cleaned. Make a close examination for the collection of dirt or other forms of material that may have collected in the windings during normal operation. Any foreign material that interferes with cooling or reduce clearance to ground should be removed using accepted methods. Analyze oil for PCB contaminants and determine parts per million content in accordance with either ASTM or EPA procedures. CABLE Inspect exposed sections for physical damage. Inspect for shield grounding, cable support, and termination. Inspect for visual jacket and insulation condition. Terminations shall be properly corona suppressed. Perform shield continuity test by ohmmeter method. Record Ohm value. There are approximately 18 sets of power cables to be tested. SWITCHGEAR EQUIPMENT, CIRCUIT BREAKERS & PROTECTIVE RELAYS Inspect for physical, electrical, and mechanical condition. Inspect for proper alignment, anchorage, and grounding. Clean all electrical connections. Inspect all bus connections for high resistance, use resistance ohmmeter. An infrared survey shall be made to identify high resistance connections. Use torque wrench method to tight and correct any loose connection found. Provide an infrared photo for each individual piece of equipment. All 4160, 480, and 120 Volt Breakers associated with each transformer and main switchgear shall be inspected, cleaned, lubricated, & repaired. All loose connection shall be tightened. Inspect the insulation system on the primary bus and assemblies. Test insulation on each bus, phase-to-phase and phase-to-ground with suitable mega ohmmeter and record values and report & correct deficiencies. Visually inspect the equipment ground and report & correct deficiencies. (5 kV Breaker Only) Draw or rack each breaker form its cell. Remove arc chutes, clean, inspect, and adjust all contacts as necessary. Measure and record contact resistance in micro-ohms and clean all insulating surfaces. Measure and record phase-to-phase and phase-to-ground. Electrically close and trip each breaker with control switch. Manually close and trip each breaker. Trip each breaker with each of its protective devices. Tighten all connections. Inspect, clean and calibrate all Protective (Over current) Relays. Perform Over-potential Test: High Pot all 4160v breakers. Test voltage shall be in accordance with manufacturer s recommendations. Check equipment for level, security to foundation, and operation of doors. Report and correct any unfavorable environmental conditions such as excessive moisture or conducting dust. Main switchgear room at Building #26 consists of 18 cubicles of 5 kV switchgear. Most switchgear equipment, circuit breakers, etc to be tested are manufactured by Square D Company. There are approximately 17 medium voltage switches, 7 medium voltage air circuit breakers, 6 medium voltage vacuum circuit breakers, 15 buses, 1 electronic trip circuit breaker, 20 low voltage circuit breakers and 55 protective relays. EMERGENCY GENERATOR TRANSFER SWITCHES (22) Inspect for physical, electrical, and mechanical condition. Perform an infrared survey on connection while transfer switch is in both the normal and emergency position to identify high resistance connections and/or hot spots. Use torque wrench method to tighten and correct any loose connections found. LIGHTNING ARRESTORS Inspect for physical damage and clean. Perform a Doble test Perform an insulation resistance test. INFRA-RED SCANNING 1. This work item must be done while the Electrical Power Distribution System is energized. Appropriate safety precautions must be taken before, during and after scanning the system: 2. Use an infra-red scanning camera to detect hot spots in the Electrical Power Distribution System under normal loading conditions to indicate loose connections, insufficient contact pressures and excessive loading. Objective of this work is to detect any loose, broken, or corroded connections in the system. Problem connections shall be replaced with new connectors, and/or tightened with torque wrench to meet the equipment manufacturers specifications. 3. Provide photographs and engineering report to indicate problem areas for VA awareness. PHASING Coordinate disconnecting of main voltage source feeds from pole with American Electric Power. Load adjustment will be arranged to compensate for the loss of power. This will be accomplished with tie-breakers and/or emergency diesel generators. Notify VA at least one week prior to switchgear testing to allow ample time for notifying the services affected and scheduling the operation of the generators. Electrical testing and services will be performed in other than normal working hours of 8 a.m. to 4:30 p.m., Monday through Friday unless otherwise approved by VA. APPENDIX #1 CIRCUIT BREAKER - MEDIUM VOLTAGE - VACUUM A) VISUAL AND MECHANICAL INSPECTION Inspect for physical damage. Inspect anchorage, alignment, and grounding. Perform all mechanical operational tests on both the circuit breaker and it's operating mechanism. Measure critical distances such as contact gap, as recommended by manufacturer. Check tightness of bolted connections. B) ELECTRICAL TESTS Perform a contact resistance test. Perform insulation resistance tests, pole-to-pole, pole-to-ground, and across open poles at 2500V minimum. Perform vacuum bottle integrity test (overpotential) across each vacuum bottle with the breaker in the open position in strict accordance with manufacturer's instructions *** APPENDIX #2 PROTECTIVE RELAYS A) VISUAL AND MECHANICAL INSPECTION Relays shall be inspected for physical damage. Inspect cover gasket, cover glass, and presence of foreign materials, moisture, and condition of spiral spring, disc clearance, contacts, and case shorting contacts if present. Check mechanically for freedom of movement, proper travel and alignment, and tightness of mounting hardware and tap plugs. Perform all settings in accordance with owner/user's provided settings. B) ELECTRICAL TESTS Perform the following tests on the nominal settings specified by owner/user's electrical engineer: a) Pickup parameters on each operating element. b) Timing test shall be performed at two (2) points on time dial curve. c) Pickup targets and seal in units. d) Special tests as required to check operation of restraint, direction, and other elements per manufacturer's instructions. *** APPENDIX #3 TRANSFORMERS - LIQUID FILLED A) VISUAL AND MECHANICAL INSPECTION Inspect for physical damage. Make a close examination for all damage that may have occurred as the result of environment, or other problems, which could interfere with normal operation. Compare equipment nameplate information with latest single-line diagram and report discrepancies. Verify proper manual operation such as fans, pumps, indicators, tap changer, and gas pressurization system. Check all liquid in tanks and bushings for proper level and inspect for oil leaks. Verify that positive pressure is maintained on nitrogen-blanketed transformers. Verify correct equipment grounding. B) ELECTRICAL TESTS Insulation resistance tests shall be performed winding-to-winding and winding-to-ground. Appropriate guard shall be utilized over all bushings. Test duration shall be for ten minutes with resistances tabulated at 30 seconds, one minute, and ten minutes. Calculate polarization index. Insulation power factor tests shall be made on all high and low voltage winding and bushings. Overall dielectric loss and power factor (CH, CL, CHL) shall be determined. Ungrounded specimen tests (UST) shall be made on any bushing equipped with power factor or capacitance taps. Correct test results to 20 degrees C in accordance with test equipment manufacturer s instructions. A turn s ratio test shall be performed between windings for all tap positions. Verify tap setting is as specified. Insulating oil shall be sampled in accordance with ASTM D-923. Sample shall be laboratory tested for: Dielectric breakdown voltage / Acid neutralization number Specific gravity / Interfacial tension / Color / Visual condition Perform dissolved gas analysis (DGA)/ PPM water *** APPENDIX #4 OIL SWITCH A) VISUAL AND MECHANICAL INSPECTION Inspect for physical damage and compare nameplate data with drawings and specifications. Inspect anchorage, alignment, and grounding. Perform all mechanical operation and contact alignment tests on both the circuit breaker and its operating mechanism in accordance with manufacturer's instructions. Check tightness of bolted connections by using calibrated torque wrench. Refer to manufacturer's instructions for proper torque levels. B) ELECTRICAL TESTS Sample insulating fluid. Sample shall be laboratory tested for: a) Dielectric Breakdown Voltage: ASTM D-877 b) Color: ASTM D-1500 c) Water: d) Interfacial Tension: ASTM D-971 or D-2285 e) Visual Conditions: ASTM D-1524 *** APPENDIX #5 AIR SWITCHES - MEDIUM VOLTAGE - METAL ENCLOSED A) VISUAL AND MECHANICAL INSPECTION Inspect for physical and mechanical condition. Check for proper anchorage and required area clearances. Verify that fuse size and types correspond to drawings. Perform mechanical operator tests in accordance with manufacturer's instructions. Check blade alignment and arc interrupter operation. Verify that expulsion limiting devices are in place on all holders having expulsion type elements. Check each fuse holder for adequate mechanical support for each fuse. Check tightness of accessible bolted electrical joints. Test all electrical and mechanical interlock systems for proper operation. Clean entire switch using approved methods and materials. Lubricate as required. B) ELECTRICAL TESTS Perform contact resistance tests across each switch blade and fuse holder. Perform insulation resistance tests, pole-to-pole, pole-to-ground, and across open poles at 2500V minimum. APPENDIX# 6 CIRCUIT BREAKERS - LOW VOLTAGE - POWER A) VISUAL AND MECHANICAL INSPECTION Inspect for physical damage. Perform mechanical operational test. Check cell fit and element alignment. Check tightness of connections. Check arc chutes for damage. Clean entire circuit breaker using approved methods and materials. Lubricate as required. B) ELECTRICAL TESTS Perform a contact resistance test. 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. Determine minimum pickup current by secondary current injection. Determine long time delay by secondary injection. Determine short time pickup and delay by secondary current injection. Determine ground fault pickup and delay by secondary current injection. Determine instantaneous pickup value by secondary current injection. Check charging mechanism. \ APPENDIX #7 TRANSFORMERS - DRY TYPE A) VISUAL AND MECHANICAL INSPECTION Inspect for physical damage, mechanical and electrical condition. Compare equipment nameplate information with latest single line diagram and report discrepancies. Verify proper manual operation such as fans and indicators in accordance with manufacturer's recommendations. Check tightness of accessible bolted electrical joints. Perform specific inspections and mechanical tests as recommended by manufacturer. Make a close examination for shipping brackets or fixtures that may not have been removed during original installation. Insure resilient mounts are free. Make a close examination for the collection of dirt or other forms of material that may have collected in the windings during normal operation. Any foreign material, which may interfere with cooling or reduce clearances to ground, should be removed using acceptable methods. B) ELECTRICAL TESTS Insulation resistance tests shall be performed winding-to-winding and winding-to-ground. Insulation power factor tests shall be performed winding-to-winding and from each winding-to-ground. A turn s ratio test shall be performed between windings. Drawing Primary Electrical one line Diagram 09 dated July 2009, electrical schematic drawing can be provided as a reference indicating power distribution systems at VAMC, coordinate with COR. Repair listed deficiencies noted as detailed within the specification 3.1.G. 2. All work shall be accomplished in calendar year 2020. Administration Progress and Compliance: Vendor on-site person will have daily interaction with FMS staff to establish priorities and workload progress. The vendor is also required to provide their own carts for infection control issues during work performed in public areas. STATEMENT OF WORK PART C SUPPORTING INFORMATION GENERAL CONDITIONS AND DEFINITIONS: VAMHCS: Veterans Affairs Maryland Health Care System. VA: Veterans Affairs CO: V.A. employee of the VA Contracting Service officially assigned to act as Contract Officer in the behalf Veterans Health Administration. The services performed are that of general supervision, direction, control and approval of the contract. COR: Contracting Officers Representative. V.A. employee of VAMC Facilities and Engineering Service officially assigned to act as Project Manager and Inspector on behalf of VAMC and Contracting Officer. COR shall be First Point of Contact on all matters concerning contract work for subject Project. Joseph A. Prine PE, FMP Assistant Chief of Engineering Huntington, WV VAMC Phone 304 429-6755 x 2378 Cell Phone 304 444-0959 Coordinate all administrative and construction requirements exclusively with or through assigned COR of VAMC Facilities and Engineering Service; and. neither discuss contract work with, nor take any directives concerning contract work from any other person than COR unless specifically permitted and authorized to do so. PROVIDE: Whenever used throughout Scope of Work, term Provide is to be understood to mean -Purchase newly manufactured; Furnish delivered to VAMC work site in protective containers; Secure from tampering or theft; and Install in accordance with Contract Scope of Work, Drawings, Specifications, and Manufacturer s Instructions all required items of administrative submittals, labor, and installation works for the Contract. Any work the Contractor is required to accomplish due to unsatisfactory performance or nonperformance in accordance with the stated quality and level of effort specified in the contract. Rework is performed at no additional cost to the Government. Follow all Infection Control Risk Assessment (ICRA) guidelines for dust control during all construction work. A construction dust Risk Assessment will be conducted by the Medical Center s Infection Control Nurse. Temporary dust barriers may be installed based on this assessment. Bi-weekly inspections of barriers and work areas will be conducted by Infection Control Nurse, Safety Manager, and COR to enforce implementation of risk assessment. Follow Interim Life Safety Measures. Any series of Operational Actions taken to temporarily reduce hazards posed by Life Safety deficiencies which have been created by demolition, renovation, or construction works, and which are to remain in place and in effect for duration of Contract work. Provide interim life safety measures (ILSM) where fire protection, fire suppression or smoke/fire partitions will be shutdown or rendered ineffective during construction. Coordinate with VA safety office through VA COTR. ILSM must be posted outside work area at all times. All equipment and materials shall be approved prior to being brought on job site. Although normal work hours are Monday through Friday 8:00 a.m. to 4:30 p.m., for critical areas that will require shut-downs, work shall be completed on 2nd and 3rd shifts and weekends. Final schedule shall be determined after analysis of damaged drives. Contractor shall make prior arrangements with the COR to coordinate shut-down periods. Also, contractor shall make arrangements for sub-contractors to work in secured areas. VA will not grant access to subs, it is the responsibility of the contractor. Contractor must obtain a burn permit from VA Safety Office prior to any welding, soldering work and burning. All employees of general contractor and subcontractors shall comply with ...
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