Cooper Bussmann Project Specifications
1/10/05
SECTION 164XX
FUSED LIGHTING & APPLIANCE PANELBOARDS
PART 1 GENERAL
1.1
SUMMARY
A.
1.2
RELATED SECTIONS
A.
1.3
1.5
Panelboards shall comply with the following:
1.
NEMA PB 1
2.
NEMA FU 1
3.
UL 67
SUBMITTALS
A.
Submit ten copies of product data sheets or bulletins detailing items B-D
B.
Construction drawings including:
1.
Overall, wiring gutter, and interior mounting dimensions
2.
Conduit entrance/exit locations, size, number/phase, and termination types
3.
Main/branch device, neutral, and ground locations
4.
Assembly and component device nameplate information
C.
Assembly ratings including:
1.
Voltage, ampacity, and short-circuit current (bracing) rating
D.
Component device ratings including:
1.
Voltage, ampacity, and interrupting ratings of fused branch circuit devices
E.
System coordination
1.
Upstream feeder device and compliance with Section 2.1, Part C – Selective
Coordination
CLOSEOUT SUBMITTALS
A.
1.6
Section 16491 - Fuses.
REFERENCES
A.
1.4
Furnish and install fused lighting and appliance panelboards as shown on the
drawings.
Submit ten copies of:
1.
Final as-built drawings, assembly and component device ratings as required
with Section 1.4.
2.
Operation and maintenance manuals including replacement parts list if
available.
QUALIFICATIONS
A.
The equipment manufacturer shall have a minimum five years experience in
producing electrical distribution panelboards.
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Cooper Bussmann Project Specifications
1.7
1.8
DELIVERY, STORAGE, AND HANDLING
A.
Equipment shall be shipped without fuses installed, furnish separately.
B.
Inspect equipment for possible damage during delivery and prior to installation.
C.
Handle and store equipment in accordance with manufacturer’s instructions.
MAINTENANCE MATERIALS
A.
1.9
1/10/05
Furnish operating/maintenance tools/key(s) if available from manufacturer.
ADDITIONAL MATERIALS
A.
Furnish 10% or minimum of three fuses of each rating and type of fuse installed and
spare fuse cabinet where not already provided.
PART 2 PRODUCTS
2.1
GENERAL
A.
Manufacturers:
1.
Cooper Bussmann, Inc. Model – Coordination ModuleTM – EP
a.
EP2 for 120/208V – 12, 24, 36 or 42 Circuit
b.
EP4 for 277/480V – 12, 24, 36 or 42 Circuit
2.
Substitutions will be accepted only if the below requirements are met and
written approval from engineer:
a.
The electrical contractor supplies a written request to the engineer
three weeks prior to the project bid date.
b.
The electrical contractor provides product documentation to prove
complete compliance with specification and all pertinent codes and
standards requirements as specified in this section.
3.
Written approval is provided from the engineer.
B.
Ratings
1.
Panelboards shall have a voltage and current rating as indicated on the
drawings.
2.
Panelboards shall have a short-circuit current rating of at least 100kA at the
voltage indicated on the drawings.
3.
Panelboard branch devices shall incorporate Class CC fuses [and Class CC
rejection style finger-safe (IP-20) fuseholders] for each branch circuit device
rated at a minimum of 200,000A.
C.
Selective Coordination:
1.
PANELBOARDS SHALL BE SELECTIVELY COORDINATED WITH ALL
SUPPLY SIDE (NORMAL AND EMERGENCY) OVERCURRENT
PROTECTIVE DEVICES.
2.
Upstream mains/feeders shall be selectively coordinated and fed from a
Cooper Bussmann Low-Peak® LPJ or LPN-RK/LPS-RK fuse sized at a
minimum of 2:1 (compared to the largest branch circuit fuse in the Bussmann
Coordination ModuleTM) in accordance with 2005 NEC® 700.27, 701.18, and
517.26. Consult Bussmann for coordination ratios with other fuse types. See
Section 16011 – Electrical System Studies for compliance.
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Cooper Bussmann Project Specifications
2.2
2.3
CONSTRUCTION
A.
Box shall be Type1 galvanized steel with interior mounting studs as standard.
B.
Trim shall be Type 1 dead-front, surface mount standard.
C.
Interiors shall be factory assembled.
D.
Main bus shall be 200A copper sized in accordance with UL 67 heat-rise tests.
E.
Fused branch circuit devices shall provide finger-safe extraction of fuses.
F.
Fully rated solid neutral bus shall be provided.
G.
Solidly bonded copper equipment ground bar shall be provided.
MAIN DEVICE
A.
2.4
1/10/05
Provide 200A main lugs only.
BRANCH DEVICES
A.
Provide fused branch circuit devices as indicated on drawings and panel schedule in
accordance with requirements below:
1. Bolt-on branch circuit disconnects in series with Bussmann Class CC finger-safe
(IP-20) fuseholders (CHCC1D) with easyIDTM open fuse indication.
2. Bussmann Class CC Fuses (KTK-R, FNQ-R or LP-CC) sized per drawings.
3. Branch circuit disconnect handle shall be lockable in the OFF position.
PART 3 EXECUTION
3.1
3.2
3.3
INSTALLATION
A.
Equipment shall be installed in accordance with NEMA PB 1.1 and manufacturer’s
recommendations.
B.
Equipment shall have a nameplate installed and mounted to the front cover and
indicate: panelboard type, ampere rating, voltage rating, short-circuit rating, and load
served for each branch circuit device. Provide labeling detailing upstream feeder
device in accordance with Section 2.1, Part C – Selective Coordination.
C.
Verify connected load(s) and selection of fuse sizes prior to selection and installation.
Install fuses in accordance with Section 2.4.
D.
Inspect completed installation for physical damage, alignment, and support.
FIELD ADJUSTMENTS AND TESTING
A.
Tighten bolted bus, device and termination connections in accordance with
manufacturer’s recommendations.
B.
Measure load currents for each branch device and balance phase loads where
possible.
CLEANING
A.
Touch up scratched or marred surfaces to match original finish.
END OF SECTION
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