ATTACHMENT 1 - V3_PWS Cornbread Frequency Converter (21 Nov 2025).pdf

PWS Version 3

FREQUENCY CONVERTER SYSTEM AND

INSTALLATION

PERFORMANCE WORK STATEMENT (PWS)

Cornbread Power Supply Sub-Station

Kapaun Delta Base, Germany

21 November 2025

1.0 Introduction

This Performance Work Statement (PWS) describes the requirement for the procurement, delivery, installation, and commissioning of a containerized 50/60 Hz frequency converter system to support mission-critical operations to support the Kapaun Delta Base restricted area

(Cornbread power sub-station, Germany). The system shall provide continuous and stable 60 Hz output power required for U.S. equipment and infrastructure operating in a host-nation 50 Hz environment.

In addition to the power conversion system itself, the Government requires a complete, turnkey solution including all necessary materials, labor, installation support, and commissioning activities. The Contractor shall provide all cables, connectors, hardware, controls, and integration components required for full system installation, along with delivery to the referenced location, on-site commissioning by an Original Equipment Manufacturer (OEM)-certified technician, and operator training following system handover.

2.0 Scope

The Contractor shall furnish all equipment, materials, labor, and services required to deliver, install, and commission a fully operational frequency converter system housed in a containerized enclosure. The final installation shall comply with U.S. and host nation electrical and safety standards.

3.0 Requirements

3.1 Frequency Converter System

The contractor shall furnish one (1) frequency converter 50/60 Hz meeting or exceeding the following:

- Input Voltage: 400 / 50 V

- Input Frequency: 50 Hz

- Output Power: 600 kVA / 480 kW

- Output Voltage: 208 V (Ph/Ph) / 120 V (Ph/N)

- Output Frequency: 60 Hz

- Installed inside container;

Included OEM accessories:

- Control cabinet (IP 43)

- Control cabinet heater

- I/O card with 6 relays

3.1.1 Installation

The frequency converter shall be mounted into the appropriate outdoor container. The contractor shall install all required electrical components required to properly operate the unit. This includes but is not limited to wiring, conduit (all wiring shall be in conduit), circuit breakers, disconnects, junction boxes, etc. Contractor is responsible for immediate testing and verifying fully operational unit following connection to ensure proper function.

3.2 Containerized Enclosure

The Contractor shall furnish a fully equipped container enclosure with:

- MGS switchgear

-MGS converter

-Dimensions: Approximate dimensions: 8000 x 2500 x 2900 mm

--C5-M corrosion protection

- 80 mm rock wool insulation

- CO₂ extinguisher, emergency lamp, hearing protection

- Electrical cabling, lighting, sockets, standstill heating

3.2.1 Electrical Installation:

Control and power cabling within the container system and cables connecting sub-station to frequency converter

- MGS switchgear

3.2.2 Ventilation system:

- Weatherproof grilles with animal protection

- Motorized louver inlet/outlet dampers

- Winter recirculation flap

3.3 Materials and Installation

The Contractor shall provide all materials required for complete installation, including but not limited to:

- Power and control cables

- Connectors, conduits, grounding materials

- Hardware, fittings, brackets

- All tools, labor, and integration components

3.4 Commissioning

Upon completion of installation services, the contractor shall test the frequency converter and controls, in the presence of Government personnel. If any component of the system does not function properly, the contractor shall make necessary adjustments/repairs at no additional cost to the Government. The Contractor shall perform commissioning in accordance with OEM protocol, including:

- OEM technician onsite for two days

- Max 10 hours/day including travel

- Full operational testing and verification

- System handover upon successful commissioning

3.5 Frequency Converter Training

Upon completion of installation services, the contractor shall test the frequency converter and controls, in the presence of Government personnel. If any component of the system does not function properly, the contractor shall make necessary adjustments/repairs at no additional cost to the Government

3.5 Government Personnel Training

The contractor shall provide start-up and operational training and provide at least 2 copies of manufacturer's user manuals to the designated Government point of contact (POC) identified at time of award. Operator training shall include:

- Operations overview

- Safety procedures

-Basic troubleshooting

3.7 Shop Drawings

The Contractor shall deliver all components to the Cornbread Power Supply Sub-Station, Kapaun

Delta Base (Incoterms 2020), including packaging for truck transport and off-loading coordination.

3.8 Warranty

The contractor shall provide Government personnel with equipment warranty (12 months) and documentation upon installation completion.

4.0 Schedule

Upon contract award, and prior to commencing work, the contractor shall submit a schedule of each phase of the work and submit the schedule to the Contracting Officer and the designated

Government POC. The contractor shall submit an updated schedule when changes occur. This project should be completed within 7 days upon receiving all materials/parts to complete the job.

5.0 Working Hours

The contractor shall perform installation services between the hours of 7:30 a.m. and 4: 30 p.m., Monday through Friday, excluding Federal Holidays. The contractor shall coordinate with the

Contracting Officer and the designated Government POC schedule specific days and times to perform services. If the contractor desires to work after 4:30 p.m., weekends, or during Federal

Holidays, the contractor must submit the request to the Contracting Officer. Each request will be considered on a case-by-case basis

6.0 Government Furnished Property (GFP)

6.1 Utilities

A source of electricity will be available for the contractor’s use.

7.0 Restricted Areas/Government Escort

The delivery and installation site is located at Kapaun Air Station, within a military installation.

The works concerning the installation are located in a separately secured area and may only be accessed with escort. The area can only be accessed with corresponding passes. The costs for these passes and the police clearance certificate are at the contractor’s expense.

8.0 Worksite Evacuation

There may be occasions, due to mission requirements, when the contractor personnel are not allowed at the worksite or must discontinue work and vacate the worksite immediately. The designated Government POC, to be identified at time of award, will inform the contractor when they may resume work. The designated Government POC will make every effort to provide the contractor a forecast of time spans where access to the worksite will not be permitted.

9.0 Other General Information

9.1 Contract Manager

The contractor shall designate a primary Contract Manager (CM) who will be responsible for contractor-performed services. The designated Government POC shall be available by phone at all times while contractor or subcontractor employees are at the worksite. Upon contract award, and before commencing work, the contractor shall submit the name and telephone number of the

CM, in writing, to the Contracting Officer and the designated Government POC. The CM shall have full authority to act for the contractor on all matters relating to daily execution of the contract.

9.2 Contractor Qualifications

All contractor employees shall be certified and qualified to perform equipment installation. The contractor shall provide proof of employee certification/qualification within 1 day upon the

Government’s request. All work shall be accomplished in accordance with the current German rules and regulations, e.g. Deutsche Industrie Normen (DIN), Eurocode (EN), Vergabe und

Vertragsordnung für Bauleistungen Teil C (VOB Teil C), Landesbauordnung (LBauO), and all other applicable laws and standards. The contractor is responsible for all code compliance and proper installation

9.2.1 English Language

All contractor employees must be able to read, write, speak, and understand English fluently.

9.3 Contractor Installation Access and Guidelines

Contractor employees shall not loiter in any working area before or after performing services. All contractor employees shall limit their travel on Kapaun only to the specific areas required for performance of services or in travel directly to and from these locations. Upon completion of contract work, contractor employees shall promptly depart Kapaun.

9.3.1 Contractor Employee Conduct

The Government reserves the right to require removal from the installation any contractor employee who endangers persons or property, whose actions are inconsistent with professional conduct, whose continued employment is inconsistent with the interest of military security or who is found to be incapacitated or under the influence of alcohol, drugs, or other substances.

Removal of employees for any reason does not relieve the contractor of the requirement to perform services specified herein.

9.3.2 Work Areas

The contractor shall, at all times, keep work areas free from accumulations of waste material, rubbish, tools, equipment, and materials. Upon completion of the job or when away from the work site, the contractor shall leave the work area and premises in a clean, neat, safe and workmanlike condition. No asbestos- containing materials may be used or installed in this work.

9.3.3 Trash/Waste Removal

The contractor shall remove and dispose all trash and waste materials at a permitted site. The contractor shall not dispose of any trash or waste on Kapaun.

9.3.4 Smoking in AF Facilities

Contractors are advised that the AF has placed restrictions on the smoking of tobacco products in

AF facilities. AFI 40-102, Tobacco Use in the Air Force, outlines the procedures used by the commander to control smoking in our facilities. Contractor employees and visitors are subject to the same restrictions as Government personnel. Smoking is permitted only in designated smoking areas.

9.3.5 Illegal Substances

Illegal substance possession and/or use will not be tolerated on any military installation, including

Kapaun. This includes the use, possession, distribution, or purchasing of marijuana, even if it has been medically prescribed. The contractor shall ensure that contractor employees who have base access do not possess and/or use illegal substances. All contractors and subcontractors are required to adhere to all local, state and federal laws concerning possession and/or use of illegal substances. Contractors found to be in possession of illegal substances will be barred from the installation, and subject to arrest and prosecution by local authorities.

10.0 Contracting Officer Authority

The Contracting Officer is the only Government official that can make any changes to the contract. If the contractor is asked to make changes or deviate from the contract, the contractor shall not make the changes and notify the Contracting Officer immediately.