Amend 0011_23 09 23_Amended V2.pdf

CONSOLIDATED OPERATIONS AND MAINTENANCE HANGAR W91236-21-R-2003

Langley Air Force Base

DIRECT DIGITAL CONTROL FOR HVAC AND OTHER BUILDING CONTROL SYSTEMS

Section 23 09 23

AMENDMENT 14 DEC 21

PART 1 GENERAL

1.1 SUMMARY

The Contractor shall furnish and install direct digital controls for new HVAC equipment installed under this contract at Langley Air Force Base that will report to the existing Direct Digital Control (DDC) system.

AMENDMENT 14 DEC 21* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

1.1.1 System Requirements

Provide a system meeting the requirements of both Section 23 09 00 INTRUMENTATION AND CONTROL FOR HVAC and this Section and with the following characteristics:

a. Langley AFB currently has an existing Siemens Apogee® base wide Energy Management & Control System (EMCS) that will provide the foundation and communication protocol for the direct digital controls. All building automation systems (BAS) controls installed by this project shall be Siemens Apogee and shall be able to communicate directly with the existing EMCS.

b. The buildings’ direct digital control systems shall be Siemens Building Technologies System 600 Apogee Insight building automation system. The direct digital control system shall also be connected to the basewide local area network system and fully integrated with the existing basewide Siemens Building Technologies System 600 Apogee Insight® building automation system and Utility Cost Management computer servers located in building 328. Expansion of the existing basewide central Siemens Systems 600 Apogee building automation system shall also fully comply with the "Department of Defense Information Technology and Security Certification and Accreditation Process" (DITSCAP) as outlined in the "Department of Defense Instruction" document number 5200.40, dated 24 July 2018 and the Langley Air Force Base "System Security Authorization Agreement" (SSAA) for the Siemens Apogee Insight Energy Management and Control Systems dated 24 July 2018. DDC system components and controllers not currently in full compliance with the DITSCAP and the Langley Air Force Base along with completing the certification and accreditation processes prior to award of the contract. DDC system submittal information must be accompanied by written authorization by the approving authorities at Langley Air Force Base stating full compliance with the DITSCAP and SSAA prior to submittal review and approval.

c. Si emens i s t r ansi t i oni ng t he I nsi ght pl at f or m t o Desi go CC. USAF cer t i f i cat i on and accr edi t at i on f or i nst al l at i on of Desi go CC i n t hi s pr oj ect i s i n pr ocess. Unt i l Desi go CC i s appr oved, t he onl y cer t i f i ed and accr edi t ed pl at f or m i s I nsi ght .

SECTION 23 09 23 Page 1

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

RoseborS Line

d. All new controls installed shall provide Langley AFB with a fully functioning system.

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * AMENDMENT 14 DEC 21

1.1.2 Verification of Specification Requirements

Review all specifications related to the control system installation and advise the Contracting Officer of any discrepancies before performing any work. If Section 23 09 00 INTRUMENTATION AND CONTROL FOR HVAC or any other Section referenced in this specification is not included in the project specifications advise the Contracting Officer and either obtain the missing Section or obtain Contracting Officer approval before performing any work.

1.2 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2020; ERTA 20-1 2020; ERTA 20-2 2020; TIA

20-1; TIA 20-2; TIA 20-3; TIA 20-4)

National Electrical Code

1.3 DEFINITIONS

For definitions related to this section, see Section 23 09 00

INTRUMENTATION AND CONTROL FOR HVAC.

1.4 SUBMITTALS

Submittal requirements related to this Section are specified in Section

23 09 00 INTRUMENTATION AND CONTROL FOR HVAC.

PART 2 PRODUCTS

All products used to meet this specification must meet the indicated requirements, but not all products specified here will be required by every project. All products must meet the requirements both Section 23 09 00 INTRUMENTATION AND CONTROL FOR HVAC and this Section.

2.1 DIRECT DIGITAL CONTROL (DDC) HARDWARE AND SOFTWARE

2.1.1 General Requirements

All DDC Hardware and Software must meet the following requirements:

a. All necessary documentation, configuration information, configuration tools, programs, drivers and other software shall be licensed to and otherwise remain with the Government such that the Government or their agents are able to perform repair, replacement, upgrades and expansions of the system without subsequent or future dependence on the contractor.

b. The contractor shall provide sufficient documentation and data, including rights to documentation and data, such that the Government or their agents are able to perform repair, replacement, upgrades

SECTION 23 09 23 Page 2 and expansions of the system without subsequent or future dependence on the contractor.

c. Hardware shall be installed and configured such that the Government or their agents are able to perform repair, replacement, upgrades and expansions of the system without subsequent or future dependence on the contractor.

d. Control hardware shall be installed and configured to provide all input and output Standard Network Variables (SNVTs) as needed to meet the requirements of this project.

e. All DDC devices installed under this specification shall communicate via EIA 709.1B. The control system shall be installed such that a SNVT output from any node on the network can be bound to any other node in the domain.

f. Database: Perform the necessary additions to the existing BAS database consistent with the existing point definitions, properties, alarm features and graphics representations. Use industry standards and requirements of BAS to develop the database. All software provided, whether furnished by or through the contractor shall be compatible with the existing BAS software.

g. Graphics: Provide graphics for the system IAW the specifications using data from drawings, engineering surveys and manufacturers’ data.

PART 3 EXECUTION

3.1 CONTROL SYSTEM INSTALLATION

Contractor shall provide a complete, functional DDC system that meets the requirements of this and related specification sections, and the control sequences defined on the project drawings.

3.1.1 DDC Hardware

a. The drawings indicate the extent and the general location and arrangement of equipment and control devices and may not show all necessary, conduit and wiring. The Contractor shall become familiar with all details of the work and verify all dimensions in the field so that the equipment shall be properly located and readily accessible.

Equipment and materials shall be located to avoid interference with mechanical or structural features. Raceways, junction and outlet boxes shall not be supported from sheet metal roof decks. If any conflicts do occur necessitating departures from the drawings, details of departures and reasons therefore shall be submitted and approved prior to implementing any change. The Contractor shall coordinate the electrical work with DDC, HVAC and electrical drawings and provide all power related wiring even if it is not shown on electrical drawings.

b. The hardware shall be installed such that individual control equipment can be replaced by similar control equipment from other equipment manufacturers with no loss of system functionality.

c. The contractor shall provide demolition of any existing abandoned building automation systems or when the operational need of the existing system is no longer required. All removed DDC systems shall

SECTION 23 09 23 Page 3 be returned back to the government. If the Government requires disposal of the equipment, the contractor shall be responsible for disposal.

d. All End items shall be replaced if units are not functioning and/or outdated; for example:

• Variable frequency drives (VFD’s), starters and disconnects.

• Temperature Sensors, Installation of immersion wells and thread-olets.

• Air and water flow equipment.

e. Type or function and specific unit number as indicated shall permanently mark major items of electrical equipment and major components with identification name to identify the equipment. Unless otherwise specified, all identification nameplates shall be made of laminated plastic with black outer layers and a white core. Edges shall be chamfered. Plates shall be fastened with black finished round head drive screws, or approved non-adhesive metal fasteners. When the nameplate is to be installed on an irregular shaped object, the Contractor shall devise an approved support suitable for the application and ensure the proper installation of the supports and nameplates. In all instances, the nameplate shall be installed in a conspicuous location. At the option of the Contractor, the equipment manufacturer’s standard embossed nameplate material with black paint filled letters may be furnished in lieu of laminated plastic.

f. Materials and equipment shall be installed in accordance with recommendations of the manufacturer to conform to the contract documents. Workmen skilled in this type of work shall accomplish the installation.

g. Provide and Install Data Transmission Equipment: Provide all necessary communication and instrumentation wiring for the work under this task order. Interface all data transmission equipment installed by other sub-contractors, in accordance with directives and requirements of local information management authority, specifications, drawings and manufacturers’ published documentation. Comply with all requirements of the local information management authority to interface with the existing communication system.

h. The Contractor shall determine compatibility and interfacing of new equipment with existing equipment: Perform surveys as required to verify existing conditions.

i. Prepare System and Component Documentation: Prepare installation engineering drawings, instrumentation installation drawings, wiring diagrams and procedures for field installation of all controls as defined in United Facility Criteria UFC 3-401-01FA (TI 811-12).

j. In areas protected by HEMP shielding where any penetrations of the metallic HEMP Shield of a building for any reason shall be coordinated with the Contracting Officer, and the integrity of the shield shall be restored to the satisfaction of the Contracting Officer. All penetrations in the EMP shield shall be repaired as required by

MIL-STD-188-125.

k. The work shall be carefully laid out in advance. If cutting, channeling, chasing, or drilling of floors, walls, partitions, SECTION 23 09 23 Page 4 ceiling, or other surfaces is necessary for the proper installation and support, or anchorage of the conduit, raceways, or other electrical work causes any damage to building, piping, or equipment, the damage shall be repaired by skilled mechanics of the trades involved, at no additional cost to the Government.

l. The Contractor shall provide minor patching and painting to bring existing surfaces back to their previous condition, when installation efforts changes or damages the surface. (Example: repairing a wall surface after the installation of a new thermostat that has a smaller footprint than its predecessor.)

m. The Contractor shall provide eleven inch by seventeen inch drawings under laminated plastic fastened to the data gathering panels, showing complete instrumentation, communication and control diagrams for all equipment furnished, and interfaces to all existing equipment, at each respective equipment location. Condensed operating instructions explaining preventative maintenance procedures, methods of checking the system for normal safe operation, and procedures for safely starting and stopping the system manually shall be prepared in typed form, as specified for the wiring and control diagrams and posted beside the diagrams. Proposed diagrams, instructions, and other sheets shall be submitted prior to posting. The instructions shall be posted before final acceptance testing of the systems.

n. All letter symbols and engineering unit abbreviations utilized in information displays and printouts shall conform to the ASHRAE Handbook of Fundamentals.

o. The Contractor shall integrate to the Siemens Apogee BAS system points.

p. Each control system element on a drawing shall have a unique identifier, which shall contain the system number as shown. With the exception of the drawing index, a series of drawings shall be provided for each control system. The shop drawings shall consist of a complete list of equipment and materials, and installation instruction. Shop drawings shall also contain complete wiring, routing, and schematic diagrams, software descriptions, name, point address, and any other details required to demonstrate that the system has been coordinated and will properly function as a system. Shop drawings shall show proposed layout and installation of all equipment and appurtenances and equipment relationship to other parts of the work including clearances for maintenance.

q. The Contractor may utilize any existing wiring for connecting end devices to the new controllers, but the Contractor shall ensure that the condition and application of the wiring meets all NFPA 70 (NEC) electrical code and in sufficient condition to meet at all requirements of this task order. If the wiring will not meet the requirements, the Contractor shall replace it with new material in “like-kind” to meet all the requirements of this task order. Wires shall be labeled and tagged with wire numbers or point names as defined in Control drawings.

r. The Contractor shall install all cabling and interlock wiring as required for a fully functional system.

s. The Contractor shall provide all commissioning, start-up, programming, configuration and graphics generation required for a fully functional system.

SECTION 23 09 23 Page 5

t. The Contractor shall provide integration of each facility’s building automation system (BAS) onto the Langley AFB base-wide Ethernet network and existing workstation.

u. The Contractor shall provide eight hours of specialized maintenance and operator training for no more than four technicians on the new HVAC equipment and controls installed.

v. Provide all Operations and Maintenance Manuals: Update all manuals of the existing BAS, as impacted by the addition of the new equipment and points in the facility wide BAS. Provide O&M manuals for all new HVAC equipment.

w. Provide Equipment Installation Engineering Drawings: All drawings related to installation and assembly of the computers, field equipment panels, data transmission equipment, interfaces, and instrumentation shall be provided IAW the specifications.

x. Provision of As-built Drawings: Drawings furnished by the Contractor shall be in portable document format (pdf) and Microstation file structure.

y. Warranty: The controls provided under this proposal, all their components, data transmission systems, and all Contractor furnished software shall be fully covered by warranty to include parts and labor for one year from the date of Government acceptance. The contractor equipment (no labor) shall be covered by warranty for three years from Government acceptance.

z. Maintenance and Service of the contractor furnished controls: Provide all maintenance and service of the new components and equipment that is required by the manufacturer to maintain the warranty in effect for the one year warranty period. This work shall be performed IAW the contract.

3.1.2 Device Identifiers, Network Addresses, and IP addresses

a. Do not use any Device Identifier or Network Number already used by another system at the project site. Coordinate Device IDs and Network Numbers with the installation.

3.1.3 Hand-Off-Auto (H-O-A) Switches

Provide Hand-Off-Auto (H-O-A) switches for all DDC Hardware analog outputs and binary outputs used for control of systems other than terminal units, as specified and as indicated on the Points Schedule. Provide H-O-A switches that are integral to the controller hardware, an external device co-located with (in the same enclosure as) the controller, integral to the controlled equipment, or an external device co-located with (in the same enclosure as) the controlled equipment.

a. For H-O-A switches integral to DDC Hardware, meet the requirements specified in paragraph DIRECT DIGITAL CONTROL (DDC) HARDWARE.

b. For external H-O-A switches used for binary outputs, provide for overriding the output open or closed.

c. For eternal H-O-A switches used for analog outputs, provide for

SECTION 23 09 23 Page 6 overriding through the range of 0 percent to 100 percent.

3.1.4 Engineering Units

Configure devices to use IP (Inch-Pound) units as follows:

a. Temperature in degrees F

b. Air or natural gas flows in cubic feet per minute (CFM)

c. Water in gallons per minute (GPM)

d. Steam flow in pounds per hour (pph)

e. Differential Air pressures in inches of water column (IWC)

f. Water, steam, and natural gas pressures in PSI

g. Enthalpy in BTU/lb

h. Heating and cooling energy in MBTU (1MBTU = 1,000,000 BTU))

i. Cooling load in tons (1 ton = 12,000 BTU/hour)

j. Heating load in MBTU/hour (1MBTU = 1,000,000 BTU)

k. Electrical Power: kilowatts (kW)

l. Electrical Energy: kilowatt-hours (kWh)

-- End of Section --

SECTION 23 09 23 Page 7