Specifications - State of Delaware

SECTION 262416 - PANELBOARDS
PART 1 - GENERAL
1.01 SUMMARY:
A. This Section specifies panelboards, including cabinets and boxes, as indicated by drawings and
schedules, and as specified herein.
B. Types of panelboards and enclosures required for the project include the following:
1. Service entrance panelboards.
2. Power distribution panelboards.
3. Lighting and small power panelboards.
4. Emergency power panelboards.
C. Related Work Specified Elsewhere:
1. Wires/cables, electrical boxes, fittings, and raceways required in conjunction with the
installation of panelboards and enclosures: Other DIVISION 26 Sections.
2. SECTION 260553 - ELECTRICAL IDENTIFICATION.
3. SECTION 260526 - GROUNDING.
1.02 REFERENCES:
A. Applicable Standards (comply with applicable requirements of the following standards):
1. National Electrical Manufacturers Association (NEMA):
a. 250 - Enclosures for Electrical Equipment (1,000V Maximum).
b. PB1 - Panelboards.
c. PB1.1 - Instructions for Safe Installation, Operation, and Maintenance of
Panelboards Rated 600V or Less.
d. PB2.2 - Application Guide for Ground-Fault Protective Devices for Equipment.
2. National Fire Protection Association (NFPA):
a. 70 - National Electrical Code (NEC): Comply with applicable local code
requirements of the authority having jurisdiction and NEC as applicable to
installation and construction of electrical panelboards and enclosures.
3. Underwriters Laboratories (UL): Provide panelboard units which are UL-listed and
labeled.
a. 50 - Electrical Cabinets and Boxes.
b. 67 - Electrical Panelboards.
c. 486A - Wire Connectors and Soldering Lugs for Use with Copper Conductors.
d. 489 - Molded Case Circuit Breakers and Circuit Breaker Enclosures.
e. 869 - Electrical Service Equipment.
f. 1053 - Ground-Fault sensing and Relaying Equipment.
g. 1283 - Electromagnetic Interference Filters.
h. 1449 - Transient Voltage Surge Suppressors.
i. Special Use Markings: Provide panelboards constructed for special use with
appropriate UL markings which indicate that they are "Suitable for Use As Service
Equipment."
4. Federal Specification (FS) Compliance: Comply with applicable requirements of the
following standards:
a. FS W-C-375 Series - Molded-Case Circuit-Breakers, Branch Service and Circuit.
b. FS W-S-115 - Power Distribution Panel.
c. FS W-S-865 - Surface-Mounted Switch Box (Enclosed).
d. FS W-F-870/Gen - Fuseholders and Fuseclips.
DEAN262416.DOC 262416-1