Specification Number: 26 24 13.81
Product Name: Integrated Power Center 2
SECTION 26 24 13.81
INTEGRATED POWER CENTER 2
PART 1 GENERAL
1.01
SECTION INCLUDES
A. Integrated Power Center2 – Furnish and install an integrated solution as specified herein and
where shown on the associated [schedules] [drawings].
1. The section shall include:
a. Power panel interior
b. Lighting and Appliance panel interiors
c. Individually mounted circuit breakers
d. Lighting controls
e. Dry type lighting transformers
f. TVSS devices
g. Third Party Equipment including building automation systems
h. Customer Metering
1.02
REFERENCES
A. The equipment referenced herein are designed and manufactured according to the latest revision of
the following standards, code or specification:
1. UL 50 – Standards for enclosures for electrical equipment
2. UL 67 – Standards for panelboards
3. UL 489 – Standards for molded-case circuit breakers
4. UL 508A – Standards for Industrial Controls
5. UL 891 – Standards for switchboards
6. NEMA AB 1 – Standards for molded case circuit breakers
7. NEMA PB 1 - Standards for panelboards
8. NEMA PB 2 – Standards for switchboards
9. NFPA 70 - National Electrical Code (NEC)
10. Federal Specification W-P-115C - Type I Class 1
11. Federal Specification W-C-375B/Gen - Circuit Breakers, Molded Case, Branch Circuit and
Service.
12. IBC – International Building Code – Seismic compliance requirements
13. NFPA 5000 – NFPA Building Code – Seismic compliance requirements
14. ASCE 7 – American Society of Civil Engineers, Minimum Design Loads for Buildings and
Other Structures – Seismic compliance requirements
15. ICC ES AC156 – International Code Council Evaluation Services Acceptance Criteria for
Seismic Qualification by Shake-Table Testing of Nonstructural Components and Systems –
seismic testing protocol
1.03
SUBMITTAL AND RECORD DOCUMENTATION
A. Approval documents shall include drawings. Drawings shall contain overall switchboard
enclosure dimensions. The location of the main, branches, and solid neutral shall be shown
clearly. In addition, the drawing shall illustrate one line diagrams with applicable voltage systems.
Record drawings shall be made available to the customer on CD. The customer may request any
of the following formats: DXF, DWG or PDF.
1.04
QUALIFICATIONS
A. Company specializing in assembly of integrated equipment with a minimum of twenty-five (25)
years documented experience.
B. Panelboards shall be manufactured in accordance with standards listed in “References”.
C. The company that assembles and provides the integrated equipment enclosure(s) shall be the same
company that manufactures the panelboards, circuit breakers and dry type transformers.
1.05
DELIVERY, STORAGE, AND HANDLING
A. Inspect and report concealed damage to carrier within their required time period.
B. Handle carefully to avoid damage to panelboard internal components, enclosure, and finish.
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C. Store in a clean, dry environment. Maintain factory packaging and, if required, provide an
additional heavy canvas or heavy plastic cover to protect enclosure(s) from dirt, water,
construction debris, and traffic.
1.06
OPERATIONS AND MAINTENANCE MATERIALS
A. Manufacturer shall provide installation instructions and NEMA Standards Publication PB 1.1 –
“Instructions for Safe Installation, Operation and Maintenance of Panelboards Rated 600 Volts or
Less”.
1.07
WARRANTY
A. Manufacturer shall warrant specified equipment free from defects in materials and workmanship
for eighteen (18) months from the date of invoice.
PART 2 PRODUCTS
2.01
2.02
2.03
MANUFACTURES
A. Shall be Square D
B. __________
C. ______________
D. Substitutions must be submitted in writing three (3) weeks prior to original bid date with
supporting documentation demonstrating that the alternate manufacturer meets all aspects of
the specification herein.
RATINGS
A. 480Y/277 volt [power panels], [lighting and appliance panels], [individually mounted circuit
breakers], shall be rated to withstand mechanical forces exerted during short circuit conditions
when connected to a power source having an available fault current of [18,000] [22,000],
[25,000], [42,000], [65,000] amperes symmetrical at rated voltage as shown on the drawing.
B. 240 volt [power panels], [lighting and appliance panels], [individually mounted circuit
breakers] shall be rated to withstand fault currents of [10,000], [22,000], [65,000] amperes
symmetrical at rated voltage as shown on the drawing.
C. The short circuit current rating of section shall be limited to the lowest short circuit rating or
series connected rating of any installed device in that section.
D. Equipment shall meet both UL891 and UL67 thermal standards.
E. UL listed series ratings shall be made available upon request.
F. The equipment shall be suitable for and certified to meet applicable seismic requirements of
the International Building Code (IBC), 2003 ICC Edition and ASCE 7-02, or later, for the
site-specific location. Guidelines for the installation shall be provided by the equipment
manufacture and based on testing of representative equipment. Equipment capacity shall be
determined from tri-axial seismic shake table results as defined in ICC ES AC 156
ENCLOSURES
A. Enclosure: Type [1 - General Purpose.][1 - With Drip Hood.][3R - Rain tight.] (Stacked
Transformer sections are available in Type 1 enclosures only)
1. Enclosures shall be constructed in accordance with UL 891 requirements.
2. Sections shall be aligned front and rear.
3. Removable steel base channels (1.5 inch floor sills) shall be bolted to the frame to
rigidly support the entire shipping section for moving on rollers and floor mounting.
4. Enclosure shall be painted on all exterior surfaces. The paint finish shall be a
medium gray, ANSI #49, applied by the electro-deposition process over an iron
phosphate pre-treatment.
5. All front covers shall be screw removable with a single tool and all doors shall be
hinged with removable hinge pins.
6. Each lineup shall consist of the required number of vertical sections bolted together
to form a rigid assembly.
7. Sections shall allow for top and/or bottom cable entry and exit.
8. Single section shipping splits shall not exceed 48 in. (1218 mm) wide maximum.
9. Multiple section shipping splits shall not exceed 96 in. (2438 mm) wide maximum.
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2.04
2.05
2.06
2.07
2.08
FRONTS
A. Trim front shall meet strength and rigidity requirements of applicable UL standards.
B. The manufacture shall provide a hinged door with a [quarter-turn latch], [key lock] over the
deadfront of each panelboard interior.
C. All panelboards shall have door-in-door construction.
D. All individually mounted circuit breakers and/or equipment space compartments shall have a
full width hinged door. The hinged door shall be secured with captive screws.
E. The transformer front cover shall be secured with screws.
F. Directory cardholder with typed circuit directory shall be included with each panel interior.
WIRING/TERMINATION
A. Factory installed type THHN copper power cables shall electrically connect the transformer to
the power panel interior or lighting and appliance panel interiors in the section or lineup.
B. All control wire shall be type [MTW], [SIS] bundled and secured with nylon ties.
C. [Wire markers shall be provided at each end of controlled branch circuits for lighting
contactors (lineside wiring only)] or [Terminal blocks shall be clearly labeled in lieu of wire
markers for lighting contactors (line and load side wiring)].
D. When shipping splits are required, power cables shall be cut to length, stripped, labeled and
rolled back in one of the adjacent enclosures. Control wiring that bridges shipping splits shall
be provided with male/female connectors.
PANEL INTERIORS
A. Panel interiors shall be flush mounted with the front of the enclosure to allow easy access to
line and/or load conductor’s entering/exiting top or bottom. Recessing the panel interior more
than 3 inches from the front of the enclosure will not be acceptable.
B. Power panel interiors shall be I-LINE circuit breaker type rated 600 Vac maximum – Refer to
product specification 16440-3.3 to obtain interior and circuit breaker specifications.
C. Lighting and Appliance panel interiors shall be NQ circuit breaker type rated 240 Vac
maximum - Refer to product specification 16440-3.2 to obtain interior and circuit breaker
specifications.
D. Lighting and Appliance panel interiors shall be NF circuit breaker type rated 480Y/277 Vac
maximum - Refer to product specification 16440-3.1 to obtain interior and circuit breaker
specifications.
E. Lighting Control System shall be NF POWERLINK G3 circuit breaker type rated 480Y/277
Vac and 240 Vac maximum respectively - Refer to product specification 16440-4 to obtain
interior and circuit breaker specifications.
[INDIVIDUALLY MOUNTED CIRCUIT BREAKERS]
A. Individually mounted molded case circuit breaker cell shall have a door to access the wiring
compartment.
B. Individually mounted molded case circuit breaker handles shall be accessible from the front of
the section without opening a door.
C. Circuit breaker options shall include [shunt trip] [handle lock off]
[LIGHTING CONTROLS]
A. [PowerLink NF G3 lighting control systems]
1. The Lighting control system shall consist of microprocessor-based control electronics
with remotely operated circuit breakers mounted in a UL 67 listed lighting panel interior.
2. Each master control panel shall control 168 branch circuits in a master/slave
configuration and accept remote commands through the facilities Ethernet infrastructure.
3. Master panels shall contain both a power supply module and controller in the indicated
spaces.
4. Each lighting control panel shall contain the necessary busses and network hardware to
allow connection of the sub-net wiring between panels.
B. [Lighting contactors]
1. Lighting contactors shall be pan mounted in an equipment space as indicated on the
associated [schedules] [drawings].
2. The equipment space cell shall have a hinged door with cover screws to restrict
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unauthorized personnel from accessing live parts.
[Branch breakers shall be factory wired to the line side of the contactors] or [Branch
breakers shall be factory wired to the line side of the contactors, the load side of the
contactors shall be factory wired to terminal blocks.]
4. Lighting contactors shall be Square D Class [8903 type L electrically held], [8903 type
SM electrically held], [8903 type LX mechanically held] or [8903 type SM mechanically
held].
[TVSS UNITS]
A. Integrated surge protective devices shall be Listed and Component Recognized in accordance
with UL 1449 Second Edition to include Section 37.3 highest fault current category. SPD
shall be UL 1283 listed.
B. Each mode including N-G shall be fused with a 200kA UL recognized surge rated fuse and
incorporate a thermal cutout device. TVSS shall safely reach an end of life condition when
subjected to fault current levels between 0 and 200kA, including low level fault current from
5 to 5000 amperes.
C. TVSS devices in the NQ, and NF lighting and appliance panel interiors shall be [bus
connected] or [branch breaker connected].
D. I-LINE power panel interiors shall have a TVSS unit that is branch breaker connected.
E. Audible diagnostic monitoring shall be by way of audible alarm. The alarm shall activate
upon a fault condition. An alarm on/off switch shall be provided to silence the alarm. An
alarm push to test switch shall be provided. Provide a set of dry contacts for remote
diagnostic monitoring capability as standard. Strike counter and remote strike monitoring
shall be provided as an option when shown on the drawings.
F. See the associated [schedules], drawings for TVSS surge current ratings.
G. TVSS devices shall be free from defects in material and workmanship for a period of ten (10)
years from the date of invoice by the manufacture or its authorized sales channel.
F. TVSS devices shall be Square D Model IMA or HWA for service entrance, power
distribution, and lighting and appliance panelboard applications. - Refer to product
specification 164280-1.2 for in depth TVSS specifications.
[INTEGRATED TRANFORMERS]
A. Shall be Square D [General Purpose] [Energy Efficient TP-1] [Non-Linear] dry type lighting
transformers.
B. Transformer coils shall be [aluminum] [copper] wound construction and shall be impregnated
with nonhygroscopic thermosetting varnish.
C. Transformers shall have [no shield] [electrostatic shield]
D. Transformer(s) shall be factory installed in a freestanding enclosure as shown on the
associated drawings.
E. Transformers shall be Square D type with the kVA rating as specified on the drawings. Refer to product specification 16460-1 to obtain general lighting and distribution transformer
specifications.
F. Fan cooled transformers will not be allowed.
G. A GP or EE transformer in combination with a panelboard, individually mounted circuit
breaker or lighting controls, shall not exceed 112.5kVA 150º C Rise. 115ºC, 80ºC or KFactor are available options but may change the maximum kVA rating.
H. GP or EE stacked transformers shall not exceed 112.5kVA over a 225kVA 150º C Rise.
115ºC, 80ºC, K-Factor are available options but may change the maximum kVA rating.
[THIRD PARTY EQUIPMENT]
A. [Building Management System] shall be: [TAC], [Andover Controls], [NOVAR], [Johnson
Control], [Trane], [other] Building Management System shall be factory installed and tested.
B. [Third party equipment] as specified on the drawings shall be factory installed and tested.
Factory approval required for all third party devices.
3.
2.09
2.10
2.11
PART 3 EXECUTION
3.01
INSTALLATION
A. Install the Integrated Power Center in accordance with manufacturer's written instructions, NEMA
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PB 2.1 “Proper Handling, Installation, Operation and Maintenance of Deadfront Switchboards
Rated 600 volts or Less” and NEC standards.
3.02
FIELD QUALITY CONTROL
A. Inspect complete installation for physical damage, proper alignment, anchorage, and grounding.
B. Check tightness of bolted connections and circuit breaker connections using calibrated torque
wrench or torque screwdriver per manufacturer's written specifications.
END OF SECTION
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