GNAS DRAFT SPEC.docx
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- GNAS Battery System Equipment Federal contract opportunity
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- 6973GH-22-SS-00005
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This document outlines requirements for General National Airspace System battery system equipment. The Federal Aviation Administration is conducting a market survey to determine vendor capabilities to supply replacement and repair of battery systems at National Airspace facilities. Interested vendors must submit a capability statement by March 11, 2022. The scope includes flooded cell and valve regulated lead acid battery systems for applications such as VOR, UPS, DC bus, and control power. Requirements cover batteries, racks, monitoring equipment, and accessories. Battery technologies include flooded cell, nickel-cadmium, and VRLA types. Responses will inform whether to conduct an unrestricted procurement or a partial or full small business set-aside.
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Attachment J.X
U. S. Department of Transportation
Federal Aviation Administration
General National Airspace System (GNAS) Battery System Equipment Characteristics
July 21, 2021
1.0 GENERAL INFORMATION
1.1 Summary
This document provides specifications for General National Airspace System (GNAS) lead calcium, Nickel- Cadmium, flooded cell battery (FCB) and valve regulated lead acid (VRLA) battery systems. Battery systems include racks, monitoring equipment, support equipment and accessories. FCB (i.e., VLA) and VRLA battery systems are used in the following applications:
a. Very High Frequency Omnidirectional Ranging (VOR)
b. Uninterruptable Power System (UPS)
c. Direct Current Back-up System (DC BUS)
d. Control Power (CP)
1.2 Battery Systems – Applicable to All Configurations
Battery systems must have no less than five (5) years of proven service in the commercial market or must be tested by the FAA to confirm performance compliance. Battery Systems must also be available to the FAA as a whole and at a component level. Reference Section J, Battery Exhibits/Tables for battery application information.
1.3 Applicable Documents
The Specifications Standards and Publications referenced are part of this specification to the extent specified. In the event there are conflicts between FAA documents and industry standards, the FAA documentation must take precedence. The Contractor must ensure that work performed is in accordance with (IAW) the most current version of the references listed below.
Occupational Safety & Health Administration (OSHA)
| 29 CFR 1910.132 | General Requirements (Personal Protective Equipment) |
| 29 CFR 1910.133 | Eye and face protection. (Personal Protective Equipment) |
| 29 CFR 1910.135 | Head protection. (Personal Protective Equipment) |
| 29 CFR 1910.136 | Occupational foot protection. (Personal Protective Equipment) |
| 29 CFR 1910.138 | Hand Protection. (Personal Protective Equipment) |
| 29 CFR 1910 | Subpart I, Appendix B, Non-mandatory Compliance Guidelines for Hazard Assessment and Personal Protective Equipment Selection |
| 29 CFR 1910.303 | General Requirements (Electrical – Design Safety Standards for Electrical Systems) Parts (a) – (g) |
| 29 CFR 1926.403 | General Requirements (Electrical Construction Standard) Parts (a) – (i) |
| 29 CFR 1926.441 | Batteries and Battery Charging (Electrical – Safety Requirements for Special Equipment) |
| 40 CFR Part 273 | Standards for Universal Waste Management |
FAA Orders and Specifications
| FAA Order 3900.57 | Environmental and Occupational Safety and Health Requirements in the Planning and Execution of Construction and Maintenance Activities at NAS Facilities | |||
| FAA Order 3900-19 | FAA Occupational Safety and Health Program | |||
| FAA JO 1050.17 | Environmental Compliance at ATO facilities | |||
| FAA-C-1217 | Electrical Work, Interior |
Institute of Electrical and Electronics Engineers (IEEE)
| IEEE 484-2003 | IEEE Recommended Practice for Installation Design and Installation of Vented Lead-Acid Batteries for Stationary Applications |
| IEEE 1187-2013 | Recommended Practice for Installation Design and Installation of Valve Regulated Lead Acid Storage Batteries for Stationary Applications |
National Fire Protection Association (NFPA)
| NFPA 1 | Fire Code |
| NFPA 70E | Standard for Electrical Safety in the Workplace |
| NFPA 70 | National Electric Code (NEC) |
2.0 BATTERY SYSTEMS
2.1 Flooded Cell Battery (FCB) Systems
2.1.1 FCB VOR 36VDC Application (2nd Gen)
2.1.1.1 FCB VOR (36VDC) Battery System General Requirements
a. FCBs must be wet cell, lead calcium stationary type with Nominal 2.2 to 2.27 volts/cell float voltage. Specific gravity range of the electrolyte must be 1.215 ± 10 points at 77F.
b. Constant Current Discharge Ratings – Amperes at operating temperature, Fahrenheit (F) and Celsius (C): Each battery model must have a chart indicating discharge amperes for different Operating Time to End Point Voltages (in minutes or hours) at End Point volts/cell range from 1.75 to 1.90. 1.75V/c and 1.86V/c must be included.
c. Operating Temperature: Between 660 F and 850 F (190 C and 300 C).
d. FCB in single-cell jar or multi-cell jar battery configuration.
e. Batteries must be equipped with removable flame-arrestor safety vents.
f. The batteries must have a design life of at least 20 years and must have a commercially competitive warranty provided by the battery manufacturer.
g. Battery terminal parts must be copper reinforced, with lead coating uniform over copper insert with no possibility of acid contact with the copper. Copper inserted terminal posts must be suitable for bolted connections, with no copper exposed within the bolt-holes.
h. Plate supports must be so designed that anticipated positive plate growth will not stress the posts or the enclosing case. In addition, supports must be so designed as to positively support the plates during shipment, handling and seismic stressing after final battery installation.
i. Positive and negative plates must be independently supported from enclosing case and must not rely on battery posts for support.
j. Distance from bottom of battery case to bottom of negative plates must be adequate to accommodate shed plate material and to prevent negative plate shorting.
k. The jar must have adequate space between plates and jar front and sides to permit plate growth from intruding into the jar material and deforming the jar.
l. Jar must be marked on at least two sides for observing electrolyte levels.
m. Post seals design must be such to prevent acid migration and post corrosion.
n. The following must be furnished with the purchase of each FCB battery string:
1. Batteries.
2. Tier-to-tier and cell-to-cell connectors.
3. Terminal lugs and terminal plates.
4. Cell numbering set.
5. Flame arrestor vent caps for all cells.
6. Flame retardant cover and jar construction material referenced in the site specific Delivery Order/Task Order (DO/TO) Request for Quote (RFQ).
7. Continuous removable insulated covers over all cell posts and inter-cell connectors.
2.1.1.2 FCB VOR (36VDC) Configuration
a. Electrical Configuration: Reference Table 1/Exhibit A.
b. Mechanical Configuration: The battery system footprint must fit in the available space on site without exceeding NFPA 70 section 110-26 requirements. Where rack replacement is not required, battery strings must be provided to fit on existing racks.
| 2.1.1.3 | FCB VOR (36VDC) Rack and Accessories |
| a. | FCB Spill Containment System: Provide an electrolyte spill containment system for installation under the FCB racks that does not require floor preparation, treatment, or modification before installation. Spill containment must be provided with flame retardant self-neutralizing pillows. |
| b. | FCB Rack: Racking must be two (2) tier construction in height (unless a 1 tier is requested by end user) with acid resistant painted vertical and horizontal structural members and with front/rear side rails and with cross bracing between each set of vertical supports. Horizontal members on whom batteries are mounted must be provided with an insulated mat. Construction of the racks must be suitable for the seismic area. All battery and rack configurations must include a shaker test report when available from the OEM. |
| c. | Eyewash and Accessories: |
1. Battery rack lifting strap and spreader block where required.
2. A Sealed cartridge type (with expiration stamp) eye wash (15 minute flush) where required by the FAA.
3. Arc Flash Labels in accordance with FAA and NFPA requirements.
4. Jumpers/straps.
2.1.2 FCB UPS 480VDC Applications Air Route Traffic Control Centers (ARTCC) Critical and Essential Power Systems (ACEPS) and Terminal Radar Approach Control (TRACONS)
2.1.2.1 FCB UPS (480VDC) General Requirements
a. FCBs must be wet cell, lead calcium stationary type with Nominal 2.2 to 2.27 volts/cell float voltage. Specific gravity range of the electrolyte must be 1.215 ± 10 points at 77F.
b. Constant Power Discharge Ratings – watt/cell at operating temperature, Fahrenheit (F) and Celsius (C): Each battery model must have a chart indicating discharge amperes for different Operating Time to End Point Voltages (in minutes or hours) at End Point volts/cell range from 1.67 to 1.85. 1.75V/c must be included.
c. Operating Temperature: Between 660 F and 850 F (190 C and 300 C).
d. FCB in single-cell jar or multi-cell jar battery configuration.
e. Batteries must be equipped with removable flame-arrestor safety vents.
f. The batteries must have a design life of at least 20 years and must have a commercially competitive warranty available from the battery manufacturer.
g. Battery terminal parts must be copper reinforced, with lead coating uniform over copper insert with no possibility of acid contact with the copper. Copper inserted terminal posts must be suitable for bolted connections, with no copper exposed within the bolt-holes.
h. Plate supports must be so designed that anticipated positive plate growth will not stress the posts or the enclosing case. In addition, supports must be so designed as to positively support the plates during shipment, handling and seismic stressing after final battery installation.
i. Positive and negative plates must be independently supported from enclosing case and must not rely on battery posts for support.
j. Distance from bottom of battery case to bottom of negative plates must be adequate to accommodate shed plate material and to prevent negative plate shorting.
k. The jar must have space between plates and jar front and sides to permit plate growth from intruding into the jar material and deforming the jar.
l. Jar must be marked on at least two sides for observing electrolyte levels.
m. Post seals design must be such to prevent acid migration and post corrosion.
n. The following must be furnished with the purchase of each FCB battery string:
1. Batteries
2. Tier-to-tier and cell-to-cell connectors.
3. Terminal lugs and terminal plates.
4. Cell numbering set.
5. Flame arrestor vent caps for all cells.
6. Flame retardant and non-flame retardant cover and jar.
7. Continuous linear insulated covers over all cell posts and inter-cell connectors.
2.1.2.2 FCB UPS (480VDC) Configuration
a. Electrical Configuration: See Table 2/Exhibit B.
b. Mechanical Configuration: The battery system footprint must fit in the available space on site without exceeding NFPA 70 section 110-26 requirements. Where rack replacement is not required, battery strings must be provided to fit on existing racks.
2.1.2.3 FCB UPS (480VDC) Rack and Accessories
a. FCB Spill Containment System: Provide an electrolyte spill containment system for installation under the FCB racks that does not require floor preparation, treatment, or modification before installation. Spill containment provided with flame retardant self-neutralizing pillows.
b. FCB Rack: Racking must be two (2) tier construction in height unless requested by end user, with acid resistant painted vertical and horizontal structural members and with front/rear side rails and with cross bracing between each set of vertical supports. Horizontal members on whom batteries are mounted must be provided with an insulated mat. Construction of the racks must be suitable for the seismic area.
c. Eyewash and Accessories:
1. Battery rack lifting strap and spreader block where required.
2. Sealed cartridge type (with expiration stamp) eye wash (15 minute flush) where required by the FAA.
3. Arc Flash Labels in accordance with FAA and NFPA requirements when directed by the FAA.
4. Jumpers/straps.
2.1.3 FCB DC BUS (24VDC and 48VDC) Applications (Legacy)
2.1.3.1 FCB DC BUS (24VDC and 48VDC) General Requirements
a. FCBs must be wet cell, lead calcium stationary type with Nominal 2.2 to 2.27 volts/cell float voltage. Specific gravity range of the electrolyte must be 1.215 ± 10 points at 77F.
b. Constant Current Discharge Ratings – Amperes at operating temperature, Fahrenheit (F) and Celsius (C): Each battery model must have a chart indicating discharge amperes for different Operating Time to End Point Voltages (in minutes or hours) at End Point volts/cell range from 1.75 to 1.90. 1.75V/c must be included.
c. Operating Temperature: Between 660 F and 850 F (190 C and 300 C).
d. FCB in single-cell jar or multi-cell jar battery configuration.
e. Batteries must be equipped with removable flame-arrestor safety vents.
f. The batteries must have a design life of at least 20 years and must have a commercially competitive warranty provided by the battery manufacturer.
g. Battery terminal parts must be copper reinforced, with lead coating uniform over copper insert with no possibility of acid contact with the copper. Copper inserted terminal posts must be suitable for bolted connections, with no copper exposed within the bolt-holes.
h. Plate supports must be so designed that anticipated positive plate growth will not stress the posts or the enclosing case. In addition, supports must be so designed as to positively support the plates during shipment, handling and seismic stressing after final battery installation.
i. Positive and negative plates must be independently supported from enclosing case and must not rely on battery posts for support.
j. Distance from bottom of battery case to bottom of negative plates must be adequate to accommodate shed plate material and to prevent negative plate shorting.
k. The jar must have adequate space between plates and jar front and sides to permit plate growth from intruding into the jar material and deforming the jar.
l. Jar must be marked on at least two sides for observing electrolyte levels.
m. Post seals design must be such to prevent acid migration and post corrosion.
n. The following must be furnished with the purchase of each FCB battery string:
1. Batteries.
2. Tier-to-tier and cell-to-cell connectors.
3. Terminal lugs and terminal plates.
4. Cell numbering set.
5. Flame arrestor vent caps for all cells.
6. Flame retardant cover and jar construction material referenced in the site specific DO/TO RFQ.
7. Provide continuous linear insulated covers over all cell posts and inter-cell connectors.
2.1.3.2 FCB DC BUS (24VDC and 48VDC) Configurations
a. Electrical Configuration: Reference Table 3/Exhibit C.
b. Mechanical Configuration: The battery system footprint must fit in the available space on site without exceeding NFPA 70 section 110-26 requirements. Where rack replacement is not required, battery strings must be provided to fit on existing racks.
2.1.3.3 FCB DC BUS (24VDC and 48VDC) Rack, and Accessories
a. Battery systems must include an ABM where directed by the FAA. The ABM must provide voltage, resistance, current and temperature monitoring. BMS must monitor and record discharges. BMS must provide alarm contacts for remote reporting. The ABM must have network connectivity to support remote report analysis.
b. FCB Spill Containment System: Provide an electrolyte spill containment system for installation under the FCB racks that does not require floor preparation, treatment, or modification before installation. Spill containment provided with flame retardant self-neutralizing pillows.
c. FCB Rack: Racking must be two (2) tier construction in height (unless a 1 tier is requested by end user) with acid resistant painted vertical and horizontal structural members and with front/rear side rails and with cross bracing between each set of vertical supports. Horizontal members on whom batteries are mounted must be provided with an insulated mat. Construction of the racks must be suitable for the seismic area. All battery and rack configurations must include a shaker test report when available from the OEM.
d. Eyewash and Accessories:
1. Battery rack lifting strap and spreader block where required.
2. Sealed cartridge type (with expiration stamp) eye wash (15 minute flush) where required by the FAA.
3. Arc Flash Labels in accordance with FAA and NFPA requirements when directed by the FAA.
4. Jumpers/straps.
2.1.1 2.1.2
2.1.4 FCB CP (120VDC) Applications (CRPDS/DRPDS)
2.1.4.1 FCB CP (120VDC) General Requirements
a. FCBs must be Nickel- Cadmium stationary type with Nominal 1.2 volts/cell float voltage.
b. Constant Current Discharge Ratings – Amperes at operating temperature, Fahrenheit (F) and Celsius (C): Each battery model must have a chart indicating discharge amperes for different Operating Time to End Point Voltages (in minutes or hours) at End Point volts/cell.
c. Operating Temperature: Between 660 F and 850 F (190 C and 300 C).
d. FCB in single cell or multi-cell battery configuration.
e. Batteries must be equipped with removable flame-arrestor safety vents.
f. The batteries must have a design life of at least 20 years and must have a commercially competitive warranty available from the battery manufacturer.
g. Jar must be marked for observing electrolyte levels.
h. Plate supports must be so designed that anticipated positive plate growth will not stress the posts or the enclosing case. In addition, supports must be so designed as to positively support the plates during shipment, handling and seismic stressing after final battery installation.
i. Positive and negative plates must be independently supported from enclosing case and must not rely on battery posts for support.
j. Distance from bottom of battery case to bottom of negative plates must be adequate to accommodate shed plate material and to prevent negative plate shorting.
k. The jar must have adequate space between plates and jar front and sides to permit plate growth from intruding into the jar material and deforming the jar.
l. Jar must be marked on at least two sides for observing electrolyte levels.
m. Post seals design must be such to prevent acid migration and post corrosion.
n. The following must be furnished with the purchase of each FCB battery string:
1. Batteries
2. Tier-to-tier and cell-to-cell connectors.
3. Terminal lugs and terminal plates.
4. Cell numbering set.
5. Flame arrestor vent caps for all cells.
6. Flame retardant cover and jar construction material referenced in the site specific DO/TO RFQ.
7. Continuous linear insulated covers over all cell posts and inter-cell connectors.
2.1.4.2 FCB CP (120VDC) Battery Configuration
a. Electrical Configuration: Reference Table 4/Exhibit D.
b. Mechanical Configuration: The battery system footprint must fit in the available space on site without exceeding NFPA 70 section 110-26 requirements. Where existing rack replacement is not required, the contractor must provide batteries to fit on existing rack.
2.1.4.3 FCB CP (120VDC) Rack and Accessories
a. Battery systems must include an ABM where directed by the FAA. The ABM must provide voltage, resistance, current and temperature monitoring. BMS must monitor and record discharges. BMS must provide alarm contacts for remote reporting. The ABM must have network connectivity to support remote report analysis.
b. FCB Spill Containment System: Provide an electrolyte spill containment system for installation under the FCB racks that does not require floor preparation, treatment, or modification before installation. Spill containment provided with flame retardant self-neutralizing pillows.
c. FCB rack must be two (2) tier construction in height unless requested by end user, with acid resistant painted vertical and horizontal structural members and with front/rear side rails and with cross bracing between each set of vertical supports. Horizontal members on whom batteries are mounted must be provided with an insulated mat. Construction of the racks must be suitable for the seismic area. All battery and rack configurations must include a shaker test report when available from the OEM.
d. Eyewash and Accessories:
1. The contractor must provide sealed cartridge type (with expiration stamp) eye wash (15 minute flush) where required by the FAA.
| 2. | The contractor must provide Arc Flash Labels in accordance with FAA and NFPA requirements when directed by the FAA. |
| 3. | Straps/jumpers. |
2.1.3
2.2 Valve Regulated Lead Acid (VRLA) Battery Systems
2.2.1 VRLA VOR (36VDC and 48VDC) Applications (2nd and 3rd Gen)
2.2.1.1 VRLA VOR (36VDC and 48VDC) General Requirements
a. Constant Current Discharge Ratings – Amperes at (operating temperature, float and charge): Each battery model must have a chart indicating discharge amperes for different Operating Times to End Point Voltages (in minutes or hours) at End Point volts/cell range from 1.75 to 1.90. 1.75V/c and 1.86V/c must be included.
b. Battery must be provided with commercially competitive manufacture’s battery warranty.
c. Battery must have a twenty year design life.
d. Battery must have front facing terminals.
e. All battery and rack configurations must include a shaker test report when available from the OEM.
f. Operating Temperature: Between 660 F and 770 F (190 C and 250 C).
g. The following must be furnished with the VRLA battery:
1. Tier-to-tier and cell-to-cell connectors.
2. Terminal lugs and terminal plates.
3. Cell numbering set.
4. Flame retardant cover and jar construction material referenced in the site specific DO/TO RFQ.
5. Electrical safety shields covering battery terminals and energized parts.
2.2.1.2 VRLA VOR (36VDC and 48VDC) Battery Configurations
a. Electrical: Reference Table 5/Exhibit E.
b. The battery system footprint must fit in the available space on site without exceeding NFPA 70 section 110-26 requirements.
2.2.1.3 VRLA VOR (36VDC and 48VDC) Automated Battery Monitor (ABM) and Battery Accessories
a. Battery systems must include an ABM where directed by the FAA. The ABM must provide voltage, resistance, current and temperature monitoring. BMS must monitor and record discharges. BMS must provide alarm contacts for remote reporting. The ABM must have network connectivity to support remote report analysis.
b. Eye Wash (1 gallon flush) must be mounted container type with expiration stamp.
c. The contractor must provide Arc Flash Labels in accordance with FAA and NFPA requirements when required by the FAA.
2.2.2 VRLA UPS (360VDC, 384VDC, 432VDC and 480VDC) High Rate Front Facing Applications - ASR/ARSR/ATCT /TDWR/NXRAD/ATCBI/AFSS/TRACON
2.2.2.1 VRLA UPS (360VDC to 480VDC) General Requirements
a. Constant Power Discharge Ratings –Watts per Cell at (operating temperature, float and charge): Each battery model must have a chart indicating watts/cell for different Operating Times to End Point Voltages (in minutes) at End Point volts/cell range from 1.67 to 1.85. 1.75V/c must be included.
b. Batteries must have a front facing terminal design.
c. Batteries must have 20 year design life.
d. Battery racks must be front facing.
e. All battery and rack configurations must include a shaker test report when available from the OEM.
f. Battery must be provided with commercially competitive manufacture’s battery warranty.
g. Battery must be able to operating between 660 F and 770 F (190 C and 250 C).
h. The following must be furnished with the VRLA battery:
1. Tier-to-tier and cell-to-cell connectors.
2. Terminal lugs and terminal plates.
3. Battery or cell numbering.
4. Flame retardant cover and jar construction material referenced in the site specific DO/TO RFQ.
5. Electrical safety shields covering battery terminals and energized parts.
2.2.2.2 VRLA UPS (360VDC to 480VDC) Configuration
a. Electrical Configuration: Reference Table 6/Exhibit F.
b. Mechanical Configuration: The battery system footprint must fit in the available space on site without exceeding NFPA 70 section 110-26 requirements. Where rack replacement is not required, battery strings must fit on existing racks.
2.2.2.3 VRLA UPS (360VDC to 480VDC) Automated Battery Monitor and Battery Accessories
a. Battery systems must include an ABM where directed by the FAA. The ABM must provide voltage, resistance, current and temperature monitoring. The ABM must monitor and record discharges. ABM must provide alarm contacts for remote reporting. The ABM must have network connectivity to support remote report analysis. The ABM must have a maintenance data terminal that supports all ABM software requirements and allows viewing data.
b. Eye Wash (1 gallon flush) must be mounted container type with expiration stamp.
c. The contractor must provide Arc Flash Labels in accordance with FAA and NFPA requirements when required by the FAA.
2.2.2a VRLA UPS (360VDC to 480VDC) High Rate Top Terminal Application (pop-up requirements)
2.2.2a.1 VRLA UPS (360VDC to 480 VDC) General Requirements
a. VRLA with capacity range from 100 watts/Cell to 400 watts/cell, at 15-minutes and with end voltage of 1.67 volts per cell, with 20-year design life.
b. Battery String configuration is 30 (360 volt) and 40 (480 volt) batteries per string.
c. Batteries must have top terminal design.
d. Battery must be provided with commercially competitive manufacture’s battery warranty.
e. Battery case and cover must be flame retardant compliant with UL 1778 when directed by the FAA.
f. Battery must be able to operating between 660 F and 770 F (190 C and 250 C).
g. The following must be furnished with the VRLA battery:
1. Tier-to-tier and cell-to-cell connectors.
2. Terminal lugs and terminal plates.
3. Battery or cell numbering.
4. Electrical safety shields covering battery terminals and energized parts.
2.2.2a.2 VRLA UPS (360VDC to 480VDC) Configuration
a. Electrical Configuration: Reference Table 6/Exhibit F.
b. Mechanical Configuration: Battery strings must fit on existing racks.
2.2.2a.3 VRLA UPS (360VDC to 480VDC) Accessories Eye Wash (1 gallon flush) must be mounted container type with expiration stamp.
2.2.3 VRLA DC BUS (24VDC and 48VDC) Long Duration Battery Applications
2.2.3.1 VRLA DC BUS (24VDC & 48VDC) General Requirements
a. Constant Current Discharge Ratings – Amperes at (operating temperature, float and charge): Each battery model must have a chart indicating discharge amperes for different Operating Times to End Point Voltages (in minutes and hours) at End Point volts/cell range from 1.75 to 1.90. 1.75V/c must be included.
b. Batteries must have front facing terminal.
c. Battery racks must be front facing.
d. The battery must have a 10 year design life and a commercially competitive manufacture’s battery warranty.
e. All battery and rack configurations must include a shaker test report when available from the OEM.
f. Operating Temperature: Between 660 F and 770 F (190 C and 250 C).
g. The following must be furnished with the VRLA battery:
1. Tier to tier and cell to cell connectors.
2. Terminal lugs and terminal plates.
3. Battery cell numbering.
4. Flame retardant cover and jar construction material referenced in the site specific DO/TO RFQ.
5. Electrical safety shields covering battery terminals and energized parts.
2.2.3.2 VRLA DC BUS (24VDC and 48VDC) Configuration
a. Electrical Configuration: Reference Table 7/Exhibit G.
b. Mechanical Configuration - Battery string footprint must be no larger than:
1. 500 to 625 Amp-Hour Range: Length 26-inches; Height 26-inches; and depth: 30-inches; or
2. 1200 to 1600 Amp-Hour Range: Length 88-inches; Height 38-inches; and depth: 30-inches.
2.2.3.3 VRLA DC BUS (24VDC and 48VDC) ABM and Battery Accessories
a. Battery systems must include an ABM where directed by the FAA. The ABM must provide voltage, resistance, current and temperature monitoring. The ABM must monitor and record discharges. The ABM must provide alarm contacts for remote reporting. The ABM must have network connectivity to support remote report analysis. The ABM must have a maintenance data terminal that supports all ABM software requirements and allows viewing data.
b. Eye Wash (1 gallon flush) must be mounted container type with expiration stamp.
c. The contractor must provide Arc Flash Labels in accordance with FAA and NFPA requirements when required by the FAA.
2.2.3.4 VRLA DC BUS (24VDC and 48VDC) Battery Room Ventilation System Where required by the FAA, a ventilation system must be installed to meet the NFPA-1 requirements. The FAA must provide assumptions pertaining to room temperature, equalize voltage, natural ventilation parameters, and preferred ventilation equipment as needed for the vendor to calculate ventilation and design site-specific requirements.
2.2.4 VRLA CP (120VDC and 48VDC) Long Duration Battery Applications (ACEPS)
2.2.4.1 VRLA CP (120VDC and 48VDC) General Requirements
a. Constant Power Discharge Ratings - Amps at (operating temperature, float and charge): Each battery model must have a chart indicating watts/cell for different Operating Times to End Point Voltages (in minutes) at End Point volts/cell range from 1.67 to 1.90.
b. Constant Current Discharge Ratings - Amps at (operating temperature, float and charge): Each battery model must have a chart indicating discharge amperes for different Operating Times to End Point Voltages (in minutes or hours) at End Point volts/cell range from 1.67 to 1.90. 1.67V/c must be included.
c. Batteries must have front facing terminal.
d. Battery racks must be front facing.
h. All battery and rack configurations must include a shaker test report when available from the OEM.
e. The battery must have a 20 year design life and a commercially competitive manufacture’s battery warranty.
f. Operating Temperature: Between 660 F and 770 F (190 C and 250 C).
g. The following must be furnished with the VRLA battery:
1. Tier to tier and cell to cell connectors.
2. Terminal lugs and terminal plates.
3. Battery cell numbering.
4. Flame retardant cover and jar construction material referenced in the site specific DO/TO RFQ.
5. Electrical safety shields covering battery terminals and energized parts.
2.2.4.2
2.2.4.2 VRLA CP (120VDC and 48VDC) Configuration
a. Electrical Configuration: Reference Table 8/Exhibit H.
b. Mechanical Configuration: Battery rack footprint must fit in available space on site without exceeding NFPA 70 section 110-26 requirements. Where rack replacement is not required, battery must fit in existing racks.
2.2.4.3 VRLA CP (120VDC and 48VDC) ABM and Battery Accessories
a. Battery systems must include an ABM where directed by the FAA. The ABM must provide voltage, resistance, current and temperature monitoring. ABM must monitor and record discharges. BMS must provide alarm contacts for remote reporting. The ABM must have network connectivity to support remote report analysis. The ABM must have a maintenance data terminal that supports all ABM software requirements and allows viewing data.
b. Eye Wash (1 gallon flush) must be mounted container type with expiration stamp.
c. Arc Flash Labels in accordance with FAA and NFPA requirements when required by the FAA.
2.2.4.3
2.3 Support Equipment Candidate List (SECL)
The Contractor must provide battery system support equipment where required by the FAA (reference Exhibit I, Support Equipment Candidate List) including but not limited to the following:
a. Battery Lift.
b. Spill Response Kit.
c. Eyewash.
d. Flex Bus and Hardware.
e. Front Access Conversion Kit.
f. Disconnect Enclosure.
g. Automated Battery Monitor (ABM) 360 VDC to 480 VDC Strings.
h. ABM 24VDC to 48VDC Strings.
i. Battery Ventilation Modification (BVM).
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