HomeMy WebLinkAboutS-05100C120 VAC
PER r STOP START
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HIGH
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� CR2
INTRINSIC BARRIER RELAY p,
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I- �TD2�
.-p INTRINSIC BARRIER RELAY
-0 F2 ALTERNATOR RELAY BYPASS SWITCH
ON OFF
O O
ALT
L.S. 1 L.S. 2 �\
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ON AUTO
REVISED TO CONFORM
TO CONSTRUCTION RECORDS
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RH2 ENGINEERING P.S. r LATE
CR� HIGH WET WELL
--1 LEVEL TO TELEMETRY
F1
NIGH (SECOND PUMP START)
START LEVEL TRANSMITTER SET POINTS
STOP
F2
WET WELL LEVEL
SWITCH SETTINGS
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16727
�O �s1 -0 ° °t SIGNED.
ZONAL 10107192
EXPIRES 6/2/96
a- -- LOCATED IN CONTROL BOX NEAR 'NET WELL. SCHEDULE A ONLY-
---- FIELD WIRED DEVICES BACK TO CONTROL CABINET.
RTM - RUNNING TIME METER °
OC - OPERATION COUNTER
MS1 - MOTOR STARTER NO. 1 (WET WELL PUMP #1)
MS2 - MOTOR STARTER N0. 2 (WET WELL PUMP #2)
MS3 - MOTOR STARTER NO. 3 (WET WELL SUMP PUMP)
FS1 - CONTAINMENT FLOAT SWITCH NO. 1 (STARTS WET WELL SUMP PUMP)
FS2 - CONTAINMENT FLOAT SWITCH NO. 2 (REDUNDANCY)
TD1 - TIME DELAY RELAY, USED AS LEAD PUMP START DEVICE. RELAY LATCHES
WITH START CONTACT ON LEVEL TRANSMITTER AND DE- ENERGIZES WITH
STOP CONTACT ON LEVEL TRANSMITTER OR LOW FLOAT SWITCH.
ADJUSTABLE 0 -1 MINUTE TO PREVENT NUISANCE TRIPPING.
TD2 - TIME DELAY RELAY, USED TO START LAG PUMP, IF LEAD PUMP CAN'T
KEEP UP WITH THE FLOW RATE OR IF THE LEVEL TRANSMITTER HAS
FAILED AND HIGH LEVEL FLOAT HAS TRIPPED. ADJ. 0 -1 MINUTE.
TD3 - TIME DELAY RELAY, USED TO TRANSMIT PUMP FAIL TO TELEMETRY SYSTEM
ADJUSTABLE 0 -5 MINUTES TO PREVENT NUISANCE ALARMS.
ALT - ALTERNATOR RELAY WITH ONE NORMALLY OPEN (N.O.) AND ONE NORMALLY
CLOSED (N.C.) CONTACT. CONTACTS CHANGE STATE AFTER RELAY IS
DE- ENERGIZED.
CR1 - USED TO START SECOND PUMP IF THE HIGH LEVEL SET POINT IS TRIPPED
ON THE LEVEL TRANSMITTER.
CR2 - USED TO START LEAD PUMP IF LEVEL TRANSMITTER HAS FAILED AND
HIGH LEVEL FLOAT HAS TRIPPED. ALSO USED FOR HIGH LEVEL ALARM
TO TELEMETRY SYSTEM.
CR3 - USED TO DE- ENERGIZE MOTOR STARTERS IF LEVEL TRANSMITTER HAS
FAILED AND LOW LEVEL FLOAT HAS TRIPPED. ALSO USED FOR LOW LEVEL
ALARM TO TELEMETRY SYSTEM.
CR4 - USED TO ENERGIZE WET WELL SUMP PUMP MOTOR STARTER AND ACTIVATE
CONTAINMENT FAIL ALARM TO TELEMETRY.
CR5 - USED TO DISABLE INTRUSION ALARM SYSTEM.
FS3,FS4 - FLOAT SWITCHES LOCATED IN CONTAINMENT AREA. USED ENERGIZE CR4
IF EITHER SWITCH IS ACTIVATED.
LS1,LS2 - LIMIT SWITCH LOCATED ON THE SWING ARM OF EACH CHECK VALVE VALVE
AN OPEN CHECK VALVE TRIPS LIMIT SWITCH INDICATING FLOW.
START - MIDDLE CONTACT ON LEVEL TRANSMITTER.
STOP - LOWEST OF THREE CONTACTS ON LEVEL TRANSMITTER.
HIGH - HIGHEST OF THREE CONTACTS ON LEVEL TRANSMITTER.
F1 - HIGH LEVEL FLOAT SWITCH AND TELEMETRY ALARM.
F2 - LOW LEVEL FLOAT SWITCH AND TELEMETRY ALARM.
HOA - HAND /OFF /AUTO SELECTOR SWITCH.
ON /AUTO - ON /AUTO SELECTOR SWITCH. 1
PER - PHASE FAIL RELAY.
T.C. - TIMED CLOSE
T.O. - TIMED OPEN
OL - OVER LOAD CONTACTS ON MOTOR STARTER
L - J
FUTURE TELEMETRY CONNECTIONS
CCOTTONWOOD L
LIFT STATION ONLY
CINTRINSIC B
BARRIER RELAY
SCHEDULE A & B
'5 `° /® C
CITY OuRENTON ^�99� rLIFTnSTATION IMPi
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