6-271100 COMMUNICATIONS EQUIPMENT ROOM FITTINGS.pdf

PROJECT NO. 22125 COVINGTON CITY HALL

COMMUNICATIONS EQUIPMENT ROOM FITTINGS 271100 - 1

SECTION 271100 COMMUNICATIONS EQUIPMENT ROOM FITTINGS

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section Includes:

1. Backboards.

2. Racks.

3. Cabinets.

4. Power strips.

5. UPS.

1.3 DEFINITIONS

A. Access Provider: An operator that provides a circuit path or facility between the service provider and user. An access provider can also be a service provider.

B. RCDD: Registered communications distribution designer.

C. Service Provider: The operator of a telecommunications transmission service delivered through access provider facilities.

D. TGB: Telecommunications grounding bus bar.

E. TMGB: Telecommunications main grounding bus bar.

1.4 ACTION SUBMITTALS

A. Product Data: For each type of product.

1. Include construction details, material descriptions, dimensions of individual components and profiles, and finishes for equipment racks and cabinets.

2. Include rated capacities, operating characteristics, electrical characteristics, and furnished specialties and accessories.

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B. Shop Drawings: For communications equipment room fittings. Include plans, elevations, sections, details, and attachments to other work.

1. Detail equipment assemblies and indicate dimensions, weights, loads, required clearances, method of field assembly, components, and location and size of each field connection.

2. Equipment Racks and Cabinets: Include workspace requirements and access for cable connections.

3. Grounding: Indicate location of grounding bus bar and its mounting detail showing standoff insulators and wall mounting brackets.

1.5 INFORMATIONAL SUBMITTALS

A. Qualification Data: For Installer, qualified layout technician, installation supervisor, and field inspector.

1.6 QUALITY ASSURANCE

A. Installer Qualifications: Cabling installer must have personnel certified by BICSI on staff.

1. Layout Responsibility: Preparation of Shop Drawings shall be under direct supervision of Technician.

2. Installation Supervision: Installation shall be under direct supervision of Technician, who shall always be present when Work of this Section is performed at Project site.

3. Field Inspector: Currently registered by BICSI as Technician to perform the on-site inspection.

PART 2 - PRODUCTS

2.1 BACKBOARDS

A. Backboards: A/C grade, 3/4 by 48 by 96 inches (19 by 1220 by 2440 mm) Plywood, fire-retardant treated, comply with requirements for plywood backing panels specified in Division 06 Section "Rough Carpentry."

2.2 RACKS

A. Manufacturers: Subject to compliance with requirements.

B. General Frame Requirements:

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1. Distribution Frames: Freestanding and wall-mounting, modular-steel units designed for telecommunications terminal support and coordinated with dimensions of units to be supported.

2. Module Dimension: Width compatible with EIA 310 standard, 19-inch (480-mm) panel mounting.

3. Finish: Manufacturer's standard, baked powder coat.

C. Floor-Mounted Racks:

1. 84” high, modular-type, steel construction.

2. 6 inch (150 mm) wide vertical cable management with metal hinged covers.

Plastic removable covers are prohibited.

3. Baked powder coat finish, black in color.

D. 4-Post Network Racks:

1. Shall have round standard screw mounting

E. 4-Post Server Racks:

1. Shall have cage nut mounting

2.3 OPTICAL FIBER HORIZONTAL CABLE MANAGEMENT FOR RACKS AND CABINETS

1. Metal, 3.5-inch-high (89 mm) (2RU) front integral wire retaining fingers and hinged front cover. Plastic removable covers are prohibited.

2. Baked-polyester black powder coat finish.

3. Provide one (1) 2RU horizontal cable manager below each optical patch panel.

2.4 POWER STRIPS

A. Power Strips: Equipment rack power strips shall be 125-volt, 20-amp, 3 wire, single circuit type with 10 NEMA 5-20R single receptacle outlets on 6" centers.

1. Horizontal rack mounting.

2. Six, 15-A, 120-VAC, NEMA WD 6, Configuration 5-20R receptacles.

3. LED indicator lights for power and protection status.

4. LED indicator lights for reverse polarity and open outlet ground.

5. Circuit Breaker and Thermal Fusing: When protection is lost, circuit opens and cannot be reset.

6. Circuit Breaker and Thermal Fusing: Unit continues to supply power if protection is lost.

7. Cord connected with 15-foot (4.5-m) line cord.

8. Peak Single-Impulse Surge Current Rating: 33 kA per phase.

9. Protection modes shall be line to neutral, line to ground, and neutral to ground.

UL 1449 clamping voltage for all 3 modes shall be not more than 330 V.

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2.5 RACK MOUNT UPS

A. UPS: Equipment UPS shall be Smart-UPS, Lithium-Ion, 3000VA, 120V with SmartConnect Port.

1. Horizontal rack mounting.

2. Output power capacity: 2.7kWatts / 2.88kVA

3. Rack Height: 2U

4. Output Connections: (2) NEMA 5-20R (Battery Backup); (6) NEMA 5-15R (Battery

Backup)

5. Nominal Output Voltage: 110V, 120V, 125V

6. Nominal Input Voltage: 110V, 120V, 125V

7. Input Connections: NEMA L5-30P

8. Cord Length: 8.01ft (2.4meters)

2.6 GROUNDING

A. Comply with requirements in Division 27 Section "Grounding and Bonding for Communications Systems." for grounding conductors and connectors.

B. Telecommunications Main Grounding Bus Bar:

1. Connectors: Mechanical type, cast silicon bronze, solder less compression-type wire terminals, and long-barrel, two-bolt non-twisting connection to ground bus bar.

2. Main Telecommunications Ground Bus (MTGB) bar: Copper, minimum 1/4-inch-thick by 4 inches wide (6 mm thick by 100 mm wide) with two vertical 5/16-inch (8-mm) holes spaced 5/8 inches (16 mm) apart.

3. Telecommunications Ground Bus (TGB) bar: Copper, minimum 1/4-inch-thick by 2 inches wide (6 mm thick by 50 mm wide) with two vertical 5/16-inch (8-mm) holes spaced 5/8 inches (16 mm) apart.

4. Stand-Off Insulators: Comply with UL 891 for use in switchboards, 600 V. Lexan or PVC, impulse tested at 5000 V.

5. Provide a TMGB in the Main Equipment Room and a TGB in each Telecommunications Room.

C. Comply with TIA-607.

D. Comply with NECA-BICSI-607.

2.7 LABELING

A. Comply with TIA-606 and UL 969 for a system of labeling materials, including label stocks, laminating adhesives, and inks used by label printers. Reference sheet T-601 for owner approved labeling standard

COMMUNICATIONS EQUIPMENT ROOM FITTINGS 271100 - 5

PART 3 - EXECUTION

3.1 INSTALLATION

A. Comply with NECA 1.

B. Comply with BICSI's "Telecommunications Distribution Methods Manual" for layout of communications equipment spaces.

C. Comply with BICSI's "Information Technology Systems Installation Methods Manual" for installation of equipment in communications equipment spaces.

D. Bundle, lace, and train conductors and cables to terminal points without exceeding manufacturer's limitations on bending radii. Install lacing bars and distribution spools.

E. Coordinate layout and installation of communications equipment in tracks and in room. Coordinate service entrance configuration with service provider.

1. Meet jointly with systems providers, equipment suppliers, and Owner to exchange information and agree on details of equipment configurations and installation interfaces.

2. Record agreements reached in meetings and distribute them to other participants.

3. Adjust configurations and locations of distribution frames, cross-connects, and patch panels in equipment rooms to accommodate and optimize configurations and space requirements of communications equipment.

4. Adjust configurations and locations of equipment with distribution frames, cross-connects, and patch panels of cabling systems of other communications, electronic safety and security, and related systems that share space in equipment room.

F. Coordinate location of power raceways and receptacles with locations of communications equipment requiring electrical power to operate.

G. Backboards:

1. Install from 6 inches (150 mm) to 8 feet, 6 inches (2588 mm) above finished floor.

If plywood is fire rated, ensure that fire-rating stamp is visible after installation.

2. Paint all sides of backboard with two coats of paint, leaving fire rating stamp visible.

3. Comply with requirements for backboard installation in BICSI's "Information Technology Systems Installation Methods Manual" and TIA-569.

3.2 BE ROOM AND TR REQUIREMENTS

A. Provide ceiling-hung lighting with a wall switch at the door.

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B. Provide power to HVAC equipment.

C. Provide dedicated 120-volt, 20 ampere circuits to duplex receptacles 48" AFF and 10' apart on the plywood backboards. Plywood backboards are by others.

D. Provide dedicated 120-volt, 30 ampere circuits to NEMA L5-30R receptacles and provide dedicated 120-volt, 20 ampere circuits to power strips on the telecom equipment racks. See Standard Details.

E. In rooms with DAS, ERRC, and Security equipment plywood backboards, provide two dedicated 120-volt, 20 ampere circuits to quad receptacles on each DAS backboard.

F. Provide one 120-volt, 20 ampere normal power circuit to a duplex receptacle on the wall near the door.

G. Coordinate all receptacle locations with Owner.

H. Provide a copper ground bus bar where shown. Connect it to the unit substation room ground bus bar and to the ground bus bars in the receptacle panels feeding the telecom room receptacles. Ground cables shall be No. 6 AWG green insulated, stranded, copper. The resistance to building ground shall be 1 ohm maximum.

3.3 SLEEVE AND SLEEVE SEAL INSTALLATION FOR ELECTRICAL PENETRATIONS

A. Install sleeves and sleeve seals at penetrations of exterior floor and wall assemblies.

3.4 FIRESTOPPING

A. Comply with requirements in Section 078413 "Penetration Firestopping."

B. Comply with TIA-569, Annex A, "Firestopping."

C. Comply with BICSI's "Information Technology Systems Installation Methods Manual," "Firestopping Practices" Ch.

END OF SECTION 271100