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PUMP 1
1-10A
PUMP 2
I -40A
PUMP 3
I -40A
PRIMARY
START
SEQUENCE
1-11G1-4 WATER
START
SEQUENCE
— 24VDC
PI RESET
A I -IAN D
AUTO
CR7— I
CR10-1 CR1-1
P1
START PI
P2 RESET
RESET
A HAND
CR14
P2 —
START
CRI4-3
RS2
I A
P3 RESET
CRI3 —2
RS
SCADA SIGNAL "PUMP PI
FA I LIJRE"
1 RESET
CRI4 2
RS2-1
CR15-2
AND
AUTO
CRq I
CR12-1 CR15-1
P3
START P3
CR28
LEAD PUMP
WATER LEVEL.
LAG PUMP
WATER L_VEL
ALTERNATOR
CR4-2
I -I I GH WATER
SCADA SIGNAL "I -41G1-1 WATER"
CR5-2
CR5
SCALA SIGNAL "LOIA1 WATER"
L
LOW WATER
CR5
1-4IGH WATER TIME DELAY RELAY
HOLDING RELAY
HIGH WATER TIME DELAY START
Trii -1
SCADA SIGNAL "PUMP P2
FAILURE"
SCADA SIGNAL "PUMP P3
FA I LURE"
P3 RESET
CRI6 —I
CR2I —2
EMERGENCY STOP
CRI7 —1
CRI8— I
CRICt—
11, SCADA SIGNAL "LOSS OF
CONTROL POWER"
SCADA SIGNAL "ATS
TRANSFER TO
EMERGENCY POWER"
SCADA SIGNAL "BU I LDI NG
DOOR ENTRY ALARM SIGNAL
SCAIDA SIGNAL "GENERATOR
FAIL ALARM"
CR20— I
P2 EMERGENCY STOP
CR2I
LR I — I
LR I —3
SCADA SIGNAL "AIR FLOW.
ITCI-1 FAILURE ALARM" (EF1)
SCADA SIGNAL "AIR FLOW
SNITC FAILURE ALARM" (EF2)
VENTILATION ALARM STATUS
LIGI-IT RED EXTERIOR
CR22— 1
R12
EMERGENCY STOP
VENTILATION ALARM STATUS
LIGHT GREEN EXTERIOR
,42gmeav=====oftw=emomommem
SCADA SIGNAL "PRIMARY POWER
LOSS"
DPIAIL• ES:
. PRIMARY SCI-1EMATIC IS DIAGRAMMATIC AND REPRESENTATIVE OF REQUIRED LOGIC;
TI -4E LOGIC S1401AIN MAY BE IMPLEMENTED USING DISCRETE PARTS OR TI -ROUGH TI -IE
USE OF PLC LOGIC; CONTRACTOR SHALL SUBMIT COMPLETE CONTROL WIRING
DIAGRAM.
2. STARTER FAIL RELAY FROM RVSS UNIT; PUMP AS NOTED.
3. HAND MODE RELAY FROM I -40A SIAI I TCI -1 TO SIGNAL BYPASS LOW LEVEL SI-IUTDOkIN
CIRCUIT; PROVIDE HAND MODE BYPASS FROM EACH STARTER; CONNECT EACH
DEVICE IN PARALLEL.
4. N .0. CONTACT FROM PLC CONTROLLED BY PRESSUER TRANSDUCER; CLOSE UPON
WATER REACHING DESIGNATED LEVEL; DESIGNATED LEVELS SET PER CIVIL
ENGINEERS PLAN; ELECTRICAL CONTRACTOR SI-IALL ADJUST LEVEL SETTINGS PER
CIVIL PLANS.
5. UPON 1-4IG4 WATER ALARM; ALL PUMPING IS CALLED AND SCADA SIGNAL SENT.
6. ALERNATOR; CALLS LEAD PUMPS, THEN CALLS LAG PUMP; AUTOMATICALLY
ROTATES START SEQUENCE (PI —P2, P2 — P3, P3 — PI ); WI-IEN CALLED TO STOP
PUMPING LEAD PUMP IS SI-IUT DOWN FIRST; LAG PUMP IS SHUTDOWN SECOND.
7. TIME DELAY ADJUSTABLE FROM 0-150 SECONDS SET AT 0 SECONDS
5. TIME DELAY ADJUSTABLE FROM 0-150 SECONDS SET AT 60 SECONDS.
G1TIME DELAY ADJUSTABLE FROM 0-150 SECONDS SET AT 120 SECONDS.
0. AT LOIAI 1AIATER LEVEL, PUMP CONTROLS ARE ACTIVATED AND REMAIN ACTIVATED
UNTIL LOW WATER RELAY OPENS.
1 1 . SEE VE2.2 FOR ALARM LOCATIONS.
12. N.0. CONTACT FROM AIR FLOIAI SWITCH; CLOSES UPON LOSS OF AIR FLOW; SEE CIVIL
PLANS.
3. N.0. CONTACTS FROM DRY IAIELL FLOAT SIAI I TCH
4. N O. CONTACTS FROM INTRUSION ALARMS AT BUILDING DOOR; NUMBER OF DEV ICES
PER PLANS; CONNECT EACI4 DEVICE IN PARALLEL; ALARM IS SENT UPON ANY DOOR
OPENING; PROV I DE TERMINAL BLOCKS TO CONNECT UP TO 10 PARALLEL DEVICES.
15. EMERGENCY OFF PUSH BUTTON MOUNTED ADJACENT TO PUMP MOTOR.
1. SEE DETAIL 3/E2.3.
7. N.0. CONTACT FROM GENERATOR; CLOSES UPON GENERATOR FAILURE; SEE
ELECTRICAL SPECIFICATION.
15. N.0. CONTACT FROM AUTOMATIC TRANSFER SIAI I TCI -1 CLOSES UPON LOSS OF POWER
FROM UT L I TY POWER. (NORMAL POWER).
l. N.0. CONTACT FROM MINI CAS UNIT; CLOSES UPON PUMP FAILURE; PUMP AS NOTED.
20. N .0. CONTACT FROM ATS CLOSES UPON TRANSFER TO EMERGENCY POWER SOURCE.
21. LIGHTING CONTACTOR TO CONTROL LOCAL VENTILATION AUDIBLE/VISUAL ALARMS;
CONTACTOR RATING PER LOAD CONTROLLED; ASCO 'q181 SERI ES IAI I TI -1 TWO — IAI I RE
CONTROL AND COMB I NAT ION NO/NC OR EQUAL.
SCADA SIGNAL "DRY WELL FLOOD"
LRI —2
VENTILATION ALARM/STROBE
INTERIOR
Prepared Under The Supervision Of
S (JULE) CONSTRUCT (T\ OF THE REQU RED
IMPROVEMENTS NOT COMMENCE WITHIN TWO
YEARS OF T E DATE OF APPROVAL SHOWN HEREON
AND CARR ED FOPT- IN A DIL CENT MA \NEP, THE
CITY ENGINEER MAY REQUIRE REVISIONS TO THE
LANS TO BR NO THEM INTO CONFORMANCE WITH
STANDARDS N EFECT.
EFORE TWO WORK I NG
DAYS BEFORE
YOU DIG YOU DIG
TOLL FR 00-227-2600
A PUBLIC SERVICE BY UNDERGROUND SERVICE ALERT
REV.
heeler
CONSULTING CIVIL ENGINEERS
870 M A • T STREET, SUITE 1278
SAN FRANCISCO, CA 94102
(415) 433-4848
No. 014906 SI
EXP. 30 JUNE 13
TR\
REVISION DESCRIPTION
DATE
ENCR.
CITY
DATE
CF
FEHR ENGINEERING COMPAN, INC.
62—A HANGAR WAY
wAisowiLLE, CAUFORNIA, 95076
PHONE: (831) 786-0373
FAX (831) 786-8523
Inc EMAIL: FEC,eFEHRINC.COM
CONSULTING ELECTRICAL ENGINEERS
FE JOB No. 11081.00
OF ONTANA, CALIFORNIA
SANITARY SEWER PUMP STATION REPAIRS
DRAWN BY:
CL.
DESIGNED BY:
T.P.
CONTROL DIAGRAM
OUTHRIDGc„, PUMP STATION
CHECKED BY:
T.P.
APPROV'
" ENGINEER
RC
DATE:
.E. 51152
if
CALE:
AS SHOWN
DATE:
4/1/13
DP \51 NO.:
0 I
32
3