1ST TEST Flashcards
Definition: Construction drawing
A drawing showing electrical facilities
Definition: Point of delivery
The location on the customer’s building, structure, or premise where all
wires, conductors, or other current-carrying devices of the customer join or
connect with wires, conductors or other current-carrying devices of the
Service Provider
2.5” APPROVED DUCT SIZES, TYPES, AND APPLICATION
GREY SCHEDULE 40 PVC: USED FOR DIRECT BURIAL APPLICATION, BENDS AND SWEEPS 36” x 90º or 36” x 45º for vertical, 12 1/2’ x 45º for horizontal
HDPE SCHEDULE 40 (WAVE RIB OR DURA LINE SMOOTH OUT/RIBBED IN): USED FOR DIRECT BURIAL APPLICATION AND DIRECTIONAL BORING, BENDS AND SWEEPS 36” x 90º for vertical, 4’ x 90º for horizontal
GREY DB-120: USED FOR DIRECT BURIAL APPLICATION, SERVICE LENGTH 250’ OF LESS, TOTAL BENDS IN CONDUIT RUN 270 DEGREES OR LESS, NO CROSS TRENCHING
2.5” VERTICAL SWEEPS
· Steel Sweep
2 1/2” x 36” x 90º sweep
· Grey Polyvinyl Chloride (PVC) electrical grade, Schedule 40 for direct burial installation
2 1/2” X 36” X 90º or 2 1/2” x 36” x 45° sweep
4 & 6” APPROVED DUCT SIZES, TYPES, AND APPLICATION
4” & 6” GREY POLYVINYL CHLORIDE (PVC): DIRECT BURIAL INSTALLATION, 12 1/2’ x 45º for horizontal
4” & 6” SCHEDULE 40 HDPE CONDUIT- DURA LINE COEXTRUDED: DIRECT BURIAL INSTALLATION, Preferred radius of 12 ft. 6 inches for 4 or 6 inch duct system. A minimum of 4 ft. radius can be used if
approved by Design Services.
4” & 6” CONDUIT FOR DIRECTIONAL BORING: Arnco or Dura-line (HDPE) SDR-13.5, Bore-Gard Trenchless Raceway from Prime Conduit Inc
4” & 6” VERTICAL SWEEPS
· Steel Sweep
4” x 36” x 90º sweep or 6” x 48” x 90º sweep
46kV POWER POLE ATTACHMENT
· Rigid Aluminum
6” x 48” x 90° sweep
CONDUIT INSTALLATION -VERTICAL INTO COMPANY EQUIPMENT
4” & 6” CONDUIT SWEEPS
· Grey Polyvinyl Chloride (PVC) electrical grade, Schedule 40 for direct burial installation
4” X 36” X 90º sweep
6” X 48” X 90º sweep
6” x 48” x 45° sweep
FEEDER CABLE/WIRE SIZE AND DEFINITION
OVERHEAD: MAINTENANCE 4/0 ACSR, 2/0 CU (COPPER) OR LARGER, NEW 477 ACSR
UNDERGROUND: 1100 AL
Feeder – The portion of a distribution circuit using 600-amp rated equipment and protected
by a substation breaker or recloser
BRANCH LINE (200A DISTRIBUTION) CABLE/WIRE SIZE AND FUNCTION
FUSED DOWN FROM 600A FEEDER TO 200A, STEPPING DOWN ALLOWS US TO TAP XFMRS TO (MY OWN DEFINITION)
OVERHEAD: MAINTENANCE SMALLER THAN 4/0 ACSR, 2/0 CU (COPPER), NEW #2 ACSR
UNDERGROUND: 1/0 AL
PME TYPES AND FUNCTION
ALLOWS FOR NEW JUNCTIONS FOR UNDERGROUND FEEDER (SWITCHED 600A) AND STEP DOWN TO DISTRIBUTION (FUSED 200A)
PME-9 2 SWITCHED AND 2 FUSED
PME-10 4 SWITCHED
PME-11 3 SWITCHED AND 1 FUSED
CAPACITOR FUNCTION
Capacitors are primarily installed to correct the power factor of the distribution circuit
CONVERSION BANK PURPOSE
Conversion banks are 7970-2400 V step-down transformers connected wye-wye, used to
source 4-kV load using 13.8 kV circuits. The intended uses for conversion banks are:
A. A temporary fix to relieve overloads and/or add backup capacity for the 4-kV
circuits or other conversion banks.
B. A temporary 4-kV source when converting to 13.8 kV to reduce the amount of
immediate conversion work.
C. A permanent service transformer for 4-kV primary-metered customers.
ARRESTER PURPOSE
Arresters are used to protect power lines and equipment from momentary overvoltages.
CUTOUT PURPOSE
FUSED AND SOLID BLADE. DEVICE USED TO BREAK VOLTAGE FROM SOURCE (MY OWN DEFINITION)
PEDESTAL PURPOSE
SECONDARY JUNCTION CABINET, 6 POSITIONS
XFMR PURPOSE
STEP DOWN FROM HIGH VOLTAGE TO LOW VOLTAGE OR VICE VERSA, STEP DOWN OR STEP UP VOLTAGE DEPENDANT ON COILS
EASEMENT PURPOSE
Service provider shall be granted all rights-of-way and easements in a form acceptable to and at no cost
to company for the erection, maintenance, repair, replacement, and removal for use of all distribution
facilities necessary or convenient for the supplying of electric service to the customer. It is the
responsibility of the customer to provide such easements and rights-of-way
LEGAL DESCRIPTION DEFINITION PURPOSE
In surveying and property law, a land description or legal description is a written statement that delineates the boundaries of a piece of real property. In the written transfer of real property, it is universally required that the instrument of conveyance (deed) include a written description of the property.
PERMIT PURPOSE
REQUIRED BY THE GOVERNMENTAL AGENCY TO PERFORM WORK
