ASHE_15-1039_Technical_Specifications_r..pdf

DATE: FEBRUARY 2015

U.S. AIR FORCE

31ST FIGHTER WING

31ST CES/CENM

AVIANO AIR BASE, ITALY

TECHNICAL SPECIFICATIONS FOR

ASHE 15-1039 REPLACE DC BATTERIES IN SUBSTATIONS, MULTI

AVIANO AB, ITALY

Project ASHE 15-1039 Technical Specifications

31CES/CENM 1

1. SCOPE OF WORK: The purpose of this project is to replace DC batteries and supply chargers in 42 electrical substations of Flightline Electrical Loop. DC Batteries has finished the normal life cycle and battery chargers are obsolete or not fully functional. The contractor shall have 90 calendar days to allow for material procurement, work completion and clean up.

2. WORKS LOCATION: Works has to be done in 42 substations located in AREA F Aviano Air

Base. The Facilities Numbers are listed in the Attachment N.1 “Facilities Numbers” and the location is showed in a Map provided as Attachment N.2.

3. WORK SITE CONDITIONS:

a. The Contractor is permitted to use reasonable quantities of available electricity and water at the work site. The Contractor shall alter characteristics and shall observe conservation practices at all times. All connections shall be the responsibility of the Contractor including restorations to initial conditions.

b. Authorized work hours and days. Performance of work hereunder shall be from Monday through Friday excluding holidays from 08.00 to 17.00 hours. Work during week-ends or holidays may be requested by the Contractor with a minimum of 10 days advance notice, however the Contracting Officer has the right to deny such request if reasons requiring week end and holiday work are not valid or for security or other necessities.

c. Toilet facilities in the vicinity of the work site shall not be available for Contractor use. The Contractor shall provide toilet facilities for use on the site

d. The Contractor shall not use base refuse containers to discard debris. All construction debris shall be discarded by the Contractor off base at authorized sites according to category of debris/refuse in strict observance of all host country laws, decrees and local regulations in force.

e. The Contractor shall be responsible for ensuring all personnel engaged in the performance of this contract observe all host country laws concerning safety and in particular Italian laws D.M.

81/08.

f. At least 5 days prior to the pre-final inspection, the Contractor shall furnish to the Contracting Officer all installed equipment operation and maintenance documentation, certificates concerning installed systems as required by host country laws, test reports and results and as built drawings where required by host nation laws.

g. Electric Shop Personnel will always be present during the operations and will provide assistance in case on unforeseen adverse events.

h. Before works start, contractor will submit a detail works schedule to C.O. for coordination and approval.

31CES/CENM 2

4. WORK DESCRIPTION:

Each item of the schedule is inclusive of Removals of existing system, furnishing and installation of materials and equipment for the new system, including every other activity to perform a job in a workmanlike manner. All removed equipment should be taken to a designated area on base to be indicated at issuance of the notice to proceed and where a GOV representative shall select equipment to be:

-Salvaged and to remain Government property -Disposed of in accordance with host nation legislation

4.1: REMOVALS

Remove the existing emergency groups (Soccorritori). Each Group consist in a cabinet shown on attachment N.3, Battery Charger, and in a battery package, clean the area and prepare all necessaries items for the installation of the new Work includes disconnection of incoming feeding lines and disconnection of the out coming electrical lines, disconnection of fuel lines and every other necessary item to provide a job in a workmanlike manner.

L.S.

4.2: SUPPLY AND INSTALLATION

Supply and install new emergency groups (Soccorritori) Each group will consist of:

4.2.a PRE ASSEMBLES BATTERY PACKAGE consisting of 20ea Ni-Cd elements, 1,2V/150Ah ea. connected in series (24V/150Ah) completed with cables and connectors and evaporation prevention treatment.

EA 42

4.2.b BATTERY CHARGER, similar to the one shown on Attachment N.3 3.24V/30Amps, designed for recharge, maintenance of batteries and provide power supply to Substation Utilities and electronics.

- Power Supply: 230V AC +/- 10%, Single Phase, 50/60 Hz

- Single Phase Transformer 2.0 KVA F Class

- L/C anti ripple filter

- “Chopper” MOSFET Conversion module with ventilation

- Constant Current Constant Voltage

- Maximum current 30 Amps with electronic limitation

- Recharge voltage (Tensione Carica Fondo) 32, 0 V DC (1, 6 V per element).

- Backup Emergency Voltage (Tensione Tampone) 28,0 V DC (1,40 V/el)

31CES/CENM 3

Utilities Power supply Output

- The utilities will be managed by a DC/DC Converter with 24V DC output voltage, stabilized within +/- 1%

- Converter input power supply 19 to 36 DC (from batteries)

- Maximum Power 200W with a maximum current of 8.4A

- In case of Black out (Power Outage) the utilities will be feed from the batteries without

“switch” interruption

- Analog Voltmeter and Amperometer to control “at a sight” provided Voltage and Current

- Main Switch

- “Power Presence” and “Back-Up Power Mode indicators” (Lampade di segnalazione presenza rete e erogazione)

- Connectors bank for : “Power Supply” and “Battery Output”

- Connector Bank protected by sectionabler fuses 4 to 6 Amps for Utilities Output “Substation

Services” and “Electronic Utilities”

- Execution in floor mounted steel cabinet colour RAL 7035, lockable doors, input/out from bottom part of the cabinet. Size mm.500W, mm.400D mm.1000H (L 500 x P 400 x H1000 mm)

EA 42

5. SURVEY, FINAL ACCEPTANCE TEST, CERTIFICATIONS & OTHER REQUIREMENTS

The installed equipment must be CE marked, must comply with: “Direttiva Macchine” 2006/42/CE, EMC 2014/30/CE and Low Voltage (LVD) 2014/35/CE. Installation must also comply with D.M 37/2008 and every other applicable norm in the matter.

At the end of the work, the Contractor shall provide the Government with three (3) copies of

- Use and maintenance manuals (Italian and English)

- Constructor and Test certification of the equipment

- CE Certification.

- Schematic Diagrams of the emergency group.

31CES/CENM 4

DATE: FEBRUARY 2015