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UTILITY
POWER
UTILITY TRAN
12470-480V
ROTI-'rll LL
Roth Hill, LLC Tel 425.869.9448 www.rothhill.com
11130 NE 33rd Place, Suite 200 Bellevue, WA 98004
GROUND RODS
MCC, 600A, 480/277V, 3-PHASE, 4-WIRE, 42KAIC
T P
150A/3P
n
ATS
400A, 480V, 30
P
150A/3P
n
P-210 P-220
PUMP MOTOR PUMP MOTOR
Kennedy/Jenks Consultants
32001 32nd Avenue South, Suite 100
Federal Way, WA 98001
Ph. 253-835-6400
Fax 253-952-3435
ONE LINE DIAGRAM
SCALE: NONE
15A/3P
30A/3P
n
T1
15KVA
480-120/208
30, 4W
GENERATOR ENCLOSURE
60A/3P
n
1XXXA/3P 13
20A/3P
n
ANK
I
J
N 0TS
1� NEW TRANSFORMER TO BE PROVIDED AND
INSTALLED BY UTILITY ON (N) VAULT.
TRENCH TO NEW TRANSFORMER BY CONTRACTOR
PER UTILITY REQUIREMENTS.
UTILITY METER BASE AND CT ENCLOSURE BY
CONTRACTOR PER UTILITY REQUIREMENTS.
SYSTEM GROUND BUS SHALL BE COPPER 2" X 1/"
X 12" MINIMUM. CONNECT GROUNDING ELECTRODE
CONDUCTORS TO GROUND BUS BE EXOTHERMIC
WELDING. LISTED PRESSURE CONNECTORS, OR
LISTED CLAMPS.
SOLID-STATE STARTER CIRCUIT BREAKER SIZE
SHALL BE CONFIRMED BY SOLID-STATE STARTER
MANUFACTURER.
ATS AND MTS (MANUAL TRANSFER SWITCH)
INSTALLED IN MCC LINEUP.
GENERATOR BREAKER SHALL BE CAPABLE OF
INTERRUPTING THE MAXIMUM FAULT CURRENT
THAT THE GENERATOR IS CAPABLE OF
PRODUCING.
MAIN BONDING JUMPER. ENSURE THAT THE
SYSTEM NEUTRAL IS GROUNDED ONLY AT THE
SERVICE ENTRANCE DISCONNECT. ENSURE THAT
THE SYSTEM IS NOT GROUNDED AT THE
AUTOMATIC TRANSFER SWITCH, THE MAIN
CONTROL PANEL OR THE GENERATOR.
GROUND RODS SHALL BE PLACED AT LEAST 16'
APART.
10 VENDOR CABLE FROM THE PUMP.
11 TERMINATION BOXES (HAZARDOUS AREA TO
NON -HAZARDOUS AREA) WITH TERMINAL BLOCKS,
TO TRANSITION FROM PUMP CABLES TO FIELD
WIRING OUTSIDE THE CLASSIFIED AREA. BOXES TO
BE MARKED "ELECTRICAL" AND "CONTROLS"
RESPECTIVELY, SEE SHEET E9.
12 NOT USED
13 LOAD BANK BREAKER SHALL BE CAPABLE OF
INTERRUPTING THE MAXIMUM FAULT CURRENT
THAT THE GENERATOR IS CAPABLE OF
PRODUCING.
14 ARK-TITE GENERATOR RECEPTACLE 400A,
4-POLE, WITH GROUND.
S=347331
RECORD DRAWING
These Record Drawings have been prepared based on information provided
by the contractor and others. Kennedy/Jenks Consultants has not verified the
accuracy or completeness of information provided to them and does not
warrant the accuracy or completeness of these Record Drawings. Users of
these Record Drawings assume all risk of loss resulting from their use.
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