Attachment_7_-_PC_VFD_-_DURIS_IFC_052026.pdf

1. PROVIDE ALL ELECTRICAL INSTALLATIONS IN ACCORDANCE

WITH THE NATIONAL ELECTRICAL CODE AND ALL LOCAL

AMENDMENTS AND ORDINANCES.

2. ALL CIRCUITS SHALL BE IN CONDUIT.

3. ALL CIRCUITS ARE SHOWN SCHEMATICALLY. THE

CONTRACTOR WILL MAKE FINAL ROUTING DECISIONS.

4. UNLESS NOTED OTHERWISE, PROVIDE 2 #12, #12 GROUND, 3/4"

CONDUIT FOR 20 AMP SINGLE PHASE POWER CIRCUITS.

CIRCUIT RUNS LONGER THAN 100' WILL BE 2#10, #10 GROUND,

3/4" CONDUIT.

GENERAL NOTES

ALL MATERIAL AND LABOR COSTS REQUIRED FOR THE PURCHASE

AND INSTALLATION OF A VFD CONTROLLER AND SUPPORTING

EQUIPMENT AND/OR STRUCTURES TO AN EXISTING IRRIGATION

SYSTEM WILL BE PAID FOR BY FLOODPLAINS BY DESIGN GRANT 5

(AGREEMENT #. SEAFBD-2123-PICOPW-00024; TASK 5;

DELIVERABLE 9). PARTICIPATING PROJECT FARMS ARE

RESPONSIBLE FOR ANY NEEDED FENCING, SITE LIGHTING, AND

SECURITY IMPROVEMENTS. PARTICIPATING FARMS WILL BE

RESPONSIBLE FOR THE COSTS ASSOCIATED FOR AN ANNUAL

INSPECTION AND SERVICING OF THEIR VFD INSTALLATION FOR A

MINIMUM OF FIVE YEARS.

PROJECT NOTE

1. GENERAL ELECTRICAL REQUIREMENTS

A. PROVIDE ELECTRICAL WORK IN ACCORDANCE WITH THE

NATIONAL ELECTRICAL CODE AND ANY LOCAL, STATE AND

NATIONAL CODES, ORDINANCES AND REGULATIONS THAT HAVE

JURISDICTION OR AUTHORITY OVER THE WORK. IF THE

STANDARDS AND CODES CONFLICT WITH EACH OTHER, APPLY

THE MOST STRINGENT.

B. SECURE AND PAY FOR PERMITS, LICENSES AND INSPECTIONS

AS REQUIRED BY LAW FOR THE COMPLETION OF THE WORK.

C. MAINTAIN THE WATERPROOF INTEGRITY OF CONDUIT

PENETRATIONS THROUGH THE ROOF, EXTERIOR WALLS AND

FLOORS.

D. IDENTIFY ELECTRICAL EQUIPMENT IN ACCORDANCE WITH THE

NEC, THE LOCAL AUTHORITIES, AND AS SPECIFIED. USE

LAMINATED THREE-PLY ENGRAVED PLASTIC NAMEPLATES WITH

BLACK SURFACE AND WHITE INTERIOR CORE, AT LEAST 1/16"

THICK ON THE COVER OF EACH BRANCH CIRCUIT PANEL.

E. PROVIDE ALL ELECTRICAL DEVICES AND COMPONENTS LISTED

AND APPROVED BY THE UNDERWRITERS LABORATORIES AND

BEAR THE UL LABEL.

2. ELECTRICAL DEMOLITION

A. DEMOLITION DRAWINGS ARE BASED ON FIELD OBSERVATION

AND EXISTING RECORD DOCUMENTS. VERIFY MEASUREMENTS

AND CIRCUITING ARE AS SHOWN ON DRAWINGS. VERIFY THAT

DEMOLISHED WIRING AND EQUIPMENT SERVE ONLY REMOVED

FACILITIES. REPORT DISCREPANCIES BEFORE DEMOLITION TO

THE OWNER.

B. MAINTAIN EXISTING REMAINING SYSTEMS IN SERVICE TO THE

FULLEST EXTENT POSSIBLE. PROVIDE TEMPORARY WIRING AND

CONNECTIONS TO MAINTAIN EXISTING SYSTEM IN SERVICE

DURING CONSTRUCTION AS REQUIRED BY OWNER.

COORDINATE OUTAGES WITH OWNER AND UTILITY COMPANY.

C. REMOVE ALL UNUSED CONDUIT. REMOVE ALL DISCONNECTED

CIRCUIT CONDUCTORS FROM SOURCE TO DEVICE.

D. REPAIR ADJACENT CONSTRUCTION AND FINISHES EXPOSED OR

DAMAGED DURING DEMOLITION AND EXTENSION WORK. FINISH

RESTORATION SHALL BE IN KIND.

E. MAINTAIN ACCESS TO EXISTING, REMAINING ELECTRICAL

INSTALLATIONS.

F. CLEAN AND REPAIR EXISTING MATERIALS AND EQUIPMENT

WHICH REMAIN OR ARE TO BE REUSED. REPAIR OR REPLACE

IN-KIND EQUIPMENT DAMAGED DURING DEMOLITION.

3. CONDUITS

A. PROVIDE RIGID GALVANIZED STEEL CONDUIT MANUFACTURED IN

ACCORDANCE WITH ANSI C80.1 STANDARDS, AND U.L. 6 LISTED.

PROVIDE THREADED FITTINGS IN ACCORDANCE WITH

ANSI/NEMA FB1. RIGID GALVANIZED STEEL CONDUIT MAY BE

USED IN ALL LOCATIONS. PROVIDE PVC COATED RIGID

GALVANIZED STEEL CONDUIT IN CORROSIVE ENVIRONMENTS OR

WHERE IN CONTACT WITH CONCRETE.

B. PROVIDE INTERMEDIATE METALLIC CONDUIT MANUFACTURED IN

ACCORDANCE WITH ANSI C80.6 STANDARDS, AND U.L. 1242

LISTED. PROVIDE THREADED FITTINGS IN ACCORDANCE WITH

ANSI/NEMA FB1. INTERMEDIATE METALLIC CONDUIT MAY BE

USED IN ALL NON-CORROSIVE LOCATIONS.

C. PROVIDE ELECTRICAL METALLIC TUBING MANUFACTURED IN

ACCORDANCE WITH ANSI C80.3 STANDARDS, AND U.L. 797

LISTED. PROVIDE FITTINGS OF STEEL, DIE CAST ZINC, OR

MALLEABLE IRON, COMPRESSION TYPE WITH INSULATED

THROAT IN ACCORDANCE WITH ANSI C80.3 STANDARDS.

ELECTRICAL METALLIC TUBING MAY BE USED IN

NON-HAZARDOUS, NON-CORROSIVE LOCATIONS NOT SUBJECT

TO SEVERE PHYSICAL DAMAGE.

D. PROVIDE FLEXIBLE METAL CONDUIT MANUFACTURED IN

ACCORDANCE WITH U.L. PROVIDE LIQUID TIGHT CONDUIT WITH

EXTRUDED, POLYVINYL JACKET OVER THE FLEXIBLE METAL.

PROVIDE CADMIUM-PLATED FITTINGS WITH MALLEABLE IRON

BODY AND NUT; CADMIUM STEEL FERRULE; INSULATED THROAT;

INTEGRALLY-CAST, EXTERNAL GROUND LUGS IN ACCORDANCE

WITH NEMA FB1. FLEXIBLE METALLIC CONDUIT MAY BE USED

FOR ALL CONNECTIONS TO EQUIPMENT IN ALL INTERIOR, DRY,

NON-CORROSIVE LOCATIONS. LIQUID TIGHT FLEXIBLE METALLIC

CONDUIT MAY BE USED FOR ALL CONNECTIONS TO EQUIPMENT

NOT SUBJECT TO EXCESSIVE TEMPERATURES. CONDUITS SHALL

BE INSTALLED IN NON-HAZARDOUS LOCATIONS NOT SUBJECT

TO PHYSICAL DAMAGE. LENGTH SHALL BE 6'-0" MAXIMUM.

E. PROVIDE SCHEDULE 40 AND 80 PVC RIGID NONMETALLIC

CONDUIT IN ACCORDANCE WITH NEMA TC-2 AND U.L. 651.

PROVIDE SOLVENT-WELDED, SLIP-ON JOINTS IN ACCORDANCE

WITH NEMA TC3 AND U.L. 514B. RIGID NONMETALLIC CONDUIT

MAY BE USED IN NON-HAZARDOUS LOCATIONS AND INSTALLED

EITHER UNDERGROUND OR ENCASED IN CONCRETE.

F. PROVIDE GROUNDING BUSHINGS COMPLYING WITH W-W-C-581D,

UL STANDARDS 514B AND 467.

G. PROVIDE CADMIUM-PLATED, MALLEABLE IRON HUBS WITH

TAPERED THREADS, A NEOPRENE "O" RING AND AN INSULATED

THROAT.

H. SEAL CONDUIT PENETRATIONS THROUGH U.L. CLASSIFIED

SMOKE AND FIRE WALLS WITH SEALANT THAT MAINTAINS THE

WALLS FIRE RATING.

I. INSTALL PULL STRINGS IN EMPTY CONDUITS. USE

POLYPROPYLENE PLASTIC LINE WITH NOT LESS THAN 200 LB.

TENSILE STRENGTH. LEAVE AT LEAST FIVE FEET OF EXCESS

LINE AT EACH END.

J. ROUTE CONDUITS PARALLEL TO BUILDING LINES. CONCEAL

CONDUITS BELOW GRADE, WITHIN WALLS, OR ABOVE CEILINGS

IN FINISHED AREAS.

K. ROUTE CONDUIT THROUGH ROOF OPENINGS FOR PIPING AND

DUCTWORK WHERE POSSIBLE. OTHERWISE, ROUTE CONDUIT

THROUGH THE ROOF WITH PITCH POCKET. CONDUIT SHALL NOT

PENETRATE DUCTWORK.

4. 600 VOLT WIRES AND CABLES

A. PROVIDE COPPER CONDUCTORS BEARING THE U.L. LABEL.

PROVIDE #12 AWG MINIMUM SIZE CONDUCTORS. CONDUCTORS

#8 OR LARGER SHALL BE STRANDED. CONDUCTORS SHALL BE

INSULATED WITH THERMOPLASTIC INSULATION RATED AT 600

VOLTS AND INSULATED WITH TYPE THHN/THWN OR XHHW

INSULATION.

B. METAL CLAD, TYPE AC OR MC CABLE SYSTEMS SHALL NOT BE

USED.

C. SPLICE ONLY IN JUNCTION OR OUTLET BOXES. PULL ALL

CONDUCTORS INTO A RACEWAY AT THE SAME TIME AND USE

U.L. LISTED, WIRE PULLING LUBRICANT FOR PULLING NO. 4 AWG

AND LARGER WIRE.

D. NEVER SPLICE TOGETHER CONDUCTORS OF DIFFERENT

COLORS.

E. IN EXISTING FACILITIES, MATCH EXISTING CONDUCTOR COLOR

CODING SCHEME. OTHERWISE, USE THE FOLLOWING COLOR

CODE: FOR 277/480V, 3-PHASE WIRING: PHASE A - BROWN,

PHASE B - PURPLE, PHASE C - YELLOW, NEUTRAL - GRAY,

EQUIPMENT GROUNDING CONDUCTOR - GREEN. USE THE

FOLLOWING COLOR CODE FOR 120/208V OR 240V, 3-PHASE

WIRING: PHASE A - BLACK, PHASE B - RED (ON 240/120V, 3Ø, 4W

SYSTEMS THE HIGH VOLTAGE LEG WILL BE PHASE B AND WILL

BE ORANGE), PHASE C - BLUE, NEUTRAL - WHITE, EQUIPMENT

GROUNDING CONDUCTOR - GREEN.

F. MAINTAIN CONSISTENT PHASING OF THE ELECTRICAL

INSTALLATION THROUGHOUT THE POWER DISTRIBUTION

SYSTEM.

5. WIRE CONNECTIONS AND DEVICES

A. PROVIDE 600 VOLT TWIST-ON, INSULATED, CONNECTORS

PROPERLY SIZED AND RESISTANT TO VIBRATION FOR NO. 14

THROUGH NO. 10 GAUGE CONDUCTORS.

B. USE TERMINAL CONNECTORS WITH LUGS ON CONDUCTORS

LARGER THAN NO. 10 GAUGE. PROVIDE A BOLTED CONNECTION

FOR EACH PARALLEL CONDUCTOR.

C. 600 VOLT VINYL TAPE: SCOTCH 88 PREMIUM. VINYL ELECTRICAL

TAPE, 8.5 MIL THICKNESS. INSULATE CONNECTIONS MADE WITH

NON-INSULATED CONNECTORS WITH A MINIMUM OF THREE (3)

LAYERS OF PLASTIC TAPE. HALF-LAP EACH LAYER.

D. SPLICE 600 VOLT CONDUCTORS IN JUNCTION BOXES OR AT

OUTLETS ONLY.

6. OUTLET BOXES

A. PROVIDE NON-METALLIC BOXES IN ACCORDANCE WITH

ANSI/NEMA 0S 2.

B. PROVIDE SHEET METAL BOXES IN ACCORDANCE WITH

ANSI/NEMA OS 1.

C. PROVIDE FERALLOY METAL CAST BOXES , DEEP TYPE,

GASKETED COVER, THREADED HUBS. USE CAST BOXES FOR

DAMP AND OUTDOOR INSTALLATION.

D. PROVIDE ELECTRICAL BOXES IN THE LOCATIONS SHOWN ON

THE PLANS, AND AS REQUIRED FOR SPLICES, TAPS, WIRE

PULLING, EQUIPMENT CONNECTIONS, AND CODE COMPLIANCE.

COORDINATE LOCATIONS WITH EQUIPMENT OR JOB

CONDITIONS.

E. UNLESS OTHERWISE NOTED, LOCATE OUTLET BOXES AT THE

FOLLOWING ELEVATIONS ABOVE FINISHED FLOOR: TOGGLE

SWITCHES - 4'0", RECEPTACLES - 1'6", THERMOSTATS IN OFFICE

AREAS - 4'0", TELEPHONE OUTLETS - 1'6", CIRCUIT PROTECTIVE

DEVICES - 6'6" TO TOP OF ENCLOSURE.

F. COORDINATE MOUNTING HEIGHTS AND LOCATIONS OF OUTLETS

MOUNTED ABOVE COUNTERS, BENCHES AND BACKSPLASHES.

G. PROVIDE RECESSED OUTLET BOXES IN FINISHED AREAS;

SECURE BOXES TO INTERIOR WALL AND PARTITION STUDS.

H. ALIGN WALL-MOUNTED OUTLET BOXES FOR SWITCHES,

THERMOSTATS AND SIMILAR DEVICES.

7. DEVICE, PULL AND JUNCTION BOXES

A. DEVICE, PULL AND JUNCTION BOXES OVER CEILINGS SHALL BE

OF CODE GAUGE GALVANIZED STEEL WITH SHEET STEEL

COVERS. EXPOSED WALL DEVICE, PULL AND JUNCTION BOXES

SHALL BE CAST. DEVICE AND PULL BOXES IN FLOORS SHALL BE

OF GALVANIZED MALLEABLE CAST IRON, WITH GASKET COVERS.

EXPOSED DEVICE, PULL OR JUNCTION BOXES INSTALLED

OUTDOORS, PER NEMA 250, SHALL BE WEATHERPROOF AND

SHALL BE PROVIDED WITH WATERTIGHT GASKET COVERS

FASTENED WITH STAINLESS STEEL SCREWS.

B. PROVIDE HINGE TYPE COVER FOR SHEET METAL BOXES OF 12"

IN ANY DIMENSION.

C. PROVIDE OVERLAPPING COVERS WITH FLUSH-HEAD COVER

RETAINING SCREWS FOR FLUSH MOUNTED BOXES.

D. PULL AND JUNCTION BOXES MUST BE ACCESSIBLE AND NOT

BURIED.

8. WIRING DEVICES

A. PROVIDE HP RATED SWITCHES FOR MOTOR CONTROL OR

DISCONNECT SERVICE WHEN CONTROLLING OR

DISCONNECTING MOTOR LOADS IN EXCESS OF 1/4 HP; 20 AMP

SWITCHES FOR LOADS EXCEEDING 10 AMPS.

B. PROVIDE ARCHITECTURAL GRADE ROTARY DIMMERS RATED

FOR 600 WATT MINIMUM WITH POSITIVE SHUT OFF AND

INTEGRAL RADIO FREQUENCY NOISE FILTERS.

C. PROVIDE 20 AMPERE, DUPLEX, NEMA 5-20R, SPECIFICATION

GRADE RECEPTACLES MINIMUM OR AS OTHERWISE INDICATED.

PROVIDE ISOLATED GROUNDING TYPE WHERE INDICATED.

D. PROVIDE DUPLEX TYPE GROUND FAULT CIRCUIT INTERRUPTING

RECEPTACLES WITH LED INDICATING LIGHT MEETING UL 943

CLASS A WHRE INDICATED ON DRAWINGS. DO NOT USE

FEED-THROUGH FEATURE. INSTALL GFCI DEVICE AT EACH

LOCATION.

E. PROVIDE WIRING DEVICE COLOR AS DIRECTED BY ARCHITECT

OR WHITE ON LIGHT COLORED FINISHES, BROWN ON DARK

COLORED OR WOOD FINISHES. WIRING DEVICES ON

EMERGENCY, CRITICAL OR LIFE SAFETY SYSTEMS SHALL BE

RED.

F. PROVIDE HOSPITAL GRADE DEVICES IN ALL PATIENT CARE

AREAS.

G. COVER PLATES SHALL BE SPECIFICATION GRADE, HIGH IMPACT

NYLON. COVER PLATE COLOR SHALL MATCH WIRING DEVICE.

H. PROVIDE A SINGLE COVERPLATE FOR GANGED SWITCHES

INSTALLED AT ONE LOCATION.

I. PROVIDE WIRING DEVICES MANUFACTURED BY A SINGLE

MANUFACTURER; HUBBELL, EAGLE, OR ARROW-HART.

9. OVER CURRENT PROTECTIVE DEVICES

A. PROVIDE BOLT-ON, THERMAL MAGNETIC MOLDED CASE CIRCUIT

BREAKERS WITH THE NUMBER OF POLES AND THE AMPERE

RATING AS INDICATED ON THE PLANS; CAPABLE OF

INTERRUPTING THE SYMMETRICAL FAULT CURRENT AVAILABLE

TO THEM; MANUFACTURED BY CUTLER HAMMER, GENERAL

ELECTRIC, OR SQUARE D.

B. DO NOT USED SERIES RATING CIRCUIT BREAKERS.

10.SUPPORTING DEVICES

A. SECURELY FASTEN AND SUPPORT EQUIPMENT, CONDUITS AND

RACEWAYS TO THE BUILDING STRUCTURE.

B. CONTINUOUS SLOTTED CHANNEL BY UNISTRUT SIZED AS

REQUIRED FOR LOADS IMPOSED.

C. PROVIDE CONTINUOUSLY THREADED GALVANIZED STEEL

HANGER RODS SIZES REQUIRED ARE FOR LOADS IMPOSED.

D. PROVIDE TWO-HOLE PIPE STRAPS EQUAL TO P2558 SERIES,

GALVANIZED STEEL.

E. PROVIDE BEAM CLAMPS EQUAL TO P2867 SERIES, FOR ALL

APPLICATIONS.

F. PROVIDE RISER CLAMPS EQUAL TO P3130 SERIES.

G. PROVIDE O.Z./GEDNEY TYPE S CABLE SUPPORTS.

H. SUSPEND HORIZONTAL RUNS OF CONDUITS AND RACEWAYS

FROM THE FLOOR AND ROOF CONSTRUCTION BY ROD HANGERS

SPACED AS REQUIRED FOR LOADS IMPOSED BUT NOT MORE

THAN 10'-0" ON CENTERS.

I. FASTEN SINGLE RUNS OF CONDUIT TO THE STRUCTURE WITH

2-HOLE PIPE STRAPS AND BEAM CLAMPS OR HANG ON ROD

HANGERS. SUPPORT MULTIPLE RUNS OF CONDUIT AND

RACEWAYS FROM OR FROM TRAPEZE HANGERS CONSTRUCTED

OF ROD HANGERS AND CHANNELS.

J. INSTALL SUPPORTS TO PERMIT CONDUIT AND RACEWAY

EXPANSION JOINTS TO OPERATE.

K. DO NOT SUPPORT CONDUITS AND RACEWAYS FROM EQUIPMENT

THEY SERVE.

L. PROVIDE VIBRATION DAMPERS TO MINIMIZE TRANSMISSION OF

VIBRATIONS AND NOISES ON TRANSFORMERS AND MOVING

EQUIPMENT.

11.GROUNDING

A. GROUND ELECTRICAL WORK IN ACCORDANCE WITH NEC

ARTICLE 250 AND LOCAL CODES.

B. INSTALL A GREEN-COLORED, EQUIPMENT GROUNDING

CONDUCTOR IN RACEWAYS. SIZE CONDUCTORS IN

ACCORDANCE WITH NEC ARTICLE 250.

C. PROVIDE 3/4"X 10' COPPER CLAD STEEL GROUND RODS

MINIMUM.

D. PROVIDE GROUND CABLES OF STRANDED, BARE COPPER OF

98% CONDUCTIVITY.

E. PROVIDE BURNDY CORP., TYPE NE OR THOMAS & BETTS NO.

3951 SERIES GROUND FITTINGS.

F. INSTALL GROUND CABLES IN CONDUITS ABOVE GRADE OR

DIRECTLY BURIED IN EARTH TO A DEPTH OF NOT LESS THAN 12"

BELOW GRADE. PROVIDE SUFFICIENT MECHANICAL PROTECTION

FOR CABLE.

G. INSTALL GROUND CABLES CONTINUOUSLY BETWEEN

CONNECTIONS. ONLY SPLICE EXCEPT WHERE PERMITTED AND

INDICATED ON THE PLANS. PROVIDE PVC CONDUIT SLEEVES

WHERE GROUND CABLES PASS THROUGH FLOOR SLABS.

12.SURGE PROTECTION DEVICES

A. PROVIDE SURGE PROTECTION DEVICES (SPD) WITH L-L, L-N, L-G,

N-G MODES OF SURGE PROTECTION. PROVIDE A PARALLEL

CONNECTED SPD WITH 120KA PER MODE SURGE CAPACITY,

SINE WAVE TRACKING AND EMI/RFI FILTERING.

B. PROVIDE SPD UL 1449, UL 1283 LISTED AND DESIGNED,

MANUFACTURED AND TESTED IN ACCORDANCE WITH IEEE

C62.41, C62.45, NEMA LS-1, AND NEC 285.6.

C. PROVIDE UNIT WITH CLAMPING VOLTAGE REQUIRED FOR

INSTALLED SYSTEM VOLTAGE.

D. PROVIDE SURGE PROTECTION UTILIZING MATCHED MULTIPLE

METAL OXIDE VARISTORS (MOV) ONLY. PROVIDE SPD WITH 0.5

NANOSECOND RESPONSE TIME.

E. PROVIDE SPD OPERATING RANGE -40 TO 60 DEGREES C, 5-95%

RELATIVE HUMIDITY, NON-CONDENSING, AND 47-63 HERTZ

FREQUENCY.

F. PROVIDE SPD WITH INTERNAL FUSING RATED FOR 200,000 AMPS

INTERRUPTING CAPABILITY.

G. PROVIDE SPD WITH THE FOLLOWING OPTIONS: LED INDICATORS

FOR EACH PHASE; AUDIBLE ALARM WITH ALARM SILENCE; FORM

C, DRY CONTACT FOR REMOTE MONITORING; UNDER-VOLTAGE

DETECTION; PHASE LOSS MONITORING; POWER LOSS

MONITORING; INTEGRAL DISCONNECT SWITCH, AND TRANSIENT

COUNTERS.

H. PROVIDE SPD IN EXTERNAL MOUNT, NEMA 4, INDOOR/OUTDOOR

ENCLOSURE.

I. MOUNT SPD AS CLOSE AS POSSIBLE TO PROTECTED

EQUIPMENT AND MINIMIZE WIRE LENGTH. TWIST INPUT

CONDUCTORS TOGETHER TO REDUCE INDUCTANCE.

J. PROVIDE SPD WITH A 5 YEAR WARRANTY.

13. VARIABLE FREQUENCY CONTROLLERS

A. GENERAL REQUIREMENTS FOR VARIABLE-FREQUENCY MOTOR

CONTROLLERS (VFC) AND ACCESSORIES: UL LISTED AND

LABELED AS DEFINED IN NFPA 70 AND MARKED FOR INTENDED

LOCATION AND APPLICATION. COMPLY WITH NEMA ICS 7, NEMA

ICS 61800-2, AND UL 508A.

B. VFCS SHALL CONSIST OF POWER CONVERTER THAT EMPLOYS

PULSE-WIDTH-MODULATED INVERTER, FACTORY BUILT AND

TESTED IN AN ENCLOSURE, WITH INTEGRAL DISCONNECTING

MEANS AND OVERCURRENT AND OVERLOAD PROTECTION;

LISTED AND LABELED BY UL AS A COMPLETE UNIT; ARRANGED

TO PROVIDE SELF-PROTECTION, PROTECTION, AND

VARIABLE-SPEED CONTROL OF INDUCTION MOTORS BY

ADJUSTING OUTPUT VOLTAGE AND FREQUENCY.

C. PROVIDE MANUFACTURER WARRANTY TO REPAIR OR REPLACE

VFCS THAT FAIL IN MATERIALS OR WORKMANSHIP WITHIN ONE

YEAR FROM DATE OF SUBSTANTIAL COMPLETION.

D. PROVIDE UNITS SUITABLE FOR OPERATION OF NEMA MG 1,

DESIGN A AND DESIGN B MOTORS.

E. OUTPUT RATING: THREE-PHASE; 10 TO 60 HZ WITH VOLTAGE

PROPORTIONAL TO FREQUENCY THROUGHOUT VOLTAGE

RANGE; MAXIMUM VOLTAGE EQUALS INPUT VOLTAGE.

F. UNIT OPERATING REQUIREMENTS:

· MINIMUM EFFICIENCY: 96 PERCENT AT 60 HZ, FULL LOAD.

· MINIMUM SHORT-CIRCUIT CURRENT (WITHSTAND) RATING:

10 KA.

· AMBIENT TEMPERATURE RATING: 32-104 DEG F.

· HUMIDITY RATING: LESS THAN 95 PERCENT

(NONCONDENSING).

· ALTITUDE RATING: NOT EXCEEDING 3300 FEET.

· OVERLOAD CAPABILITY: 1.1 TIMES THE BASE LOAD

CURRENT FOR 60 SECONDS; MINIMUM OF 1.8 TIMES THE

BASE LOAD CURRENT FOR THREE SECONDS.

SPEED REGULATION: PLUS OR MINUS 5 PERCENT.

G. PROVIDE FACTORY INSTALLED INTEGRAL SURGE SUPPRESSION

COMPLYING WITH UL 1449 SPD, TYPE 2.

H. PROVIDE UNIT TRIPPING FOR UNDER- AND OVERVOLTAGE AND

OVERCURRENT, PHASE LOSS AND PHASE REVERSAL.

I. PROVIDE VFC MOTOR OVERLOAD PROTECTION,

MICROPROCESSOR-BASED THERMAL PROTECTION SYSTEM FOR

MONITORING VFCS AND MOTOR THERMAL CHARACTERISTICS.

J. PROVIDE UNIT CAPABLE OF STARTING INTO ROTATING LOADS

SPINNING IN EITHER DIRECTION AND RETURNING MOTOR TO SET

SPEED IN PROPER DIRECTION, WITHOUT CAUSING DAMAGE TO

DRIVE, MOTOR, OR LOAD.

K. INTEGRAL INPUT DISCONNECTING MEANS AND OCPD: UL 489,

INSTANTANEOUS-TRIP CIRCUIT BREAKER WITH PAD-LOCKABLE,

DOOR-MOUNTED HANDLE MECHANISM. RATED NOT LESS THAN

115 PERCENT OF NFPA 70 MOTOR FULL-LOAD CURRENT RATING

OR VFC INPUT CURRENT RATING, WHICHEVER IS LARGER.NC

ALARM CONTACT THAT OPERATES WHEN CIRCUIT BREAKER HAS

TRIPPED.

L. STATUS LIGHTS: DOOR-MOUNTED LED INDICATORS DISPLAYING

CONDITIONS OF POWER ON, RUN, FAULTS, AND OVERLOAD.

M. PANEL-MOUNTED OPERATOR STATION: MANUFACTURER'S

STANDARD FRONT-ACCESSIBLE, SEALED KEYPAD AND

PLAIN-ENGLISH-LANGUAGE DIGITAL DISPLAY; ALLOWS

COMPLETE PROGRAMMING, PROGRAM COPYING, OPERATING,

MONITORING, AND DIAGNOSTIC CAPABILITY.

N. PROVIDE ELECTRICAL INPUT SIGNAL INTERFACES, A MINIMUM

OF TWO PROGRAMMABLE ANALOG INPUTS: 4- TO 20-MA DC AND

SIX MULTIFUNCTION PROGRAMMABLE DIGITAL INPUTS.

O. PROVIDE UNIT WITH 5% INDUCTIVE OUTPUT FILTERING TO

PROTECT MOTOR.

P. PROVIDE VFC UNIT WITH NEMA TYPE 4X ENCLOSURE TO

COMPLY WITH ENVIRONMENTAL CONDITIONS AT INSTALLED

LOCATION.

Q. WALL-MOUNT CONTROLLERS, INSTALL WITH TOPS AT UNIFORM

HEIGHT AND WITH DISCONNECT OPERATING HANDLES NOT

HIGHER THAN 79 INCHES (2000 mm) ABOVE FINISHED FLOOR, UNLESS OTHERWISE INDICATED, AND BY BOLTING UNITS TO

WALL OR MOUNTING ON LIGHTWEIGHT STRUCTURAL-STEEL

CHANNELS BOLTED TO WALL.

R. INSTALL WIRING BETWEEN VFCS, REMOTE DEVICES, AND

CONTROL DEVICES.

S. INSPECT VFC, WIRING, COMPONENTS, CONNECTIONS, AND

EQUIPMENT INSTALLATION FOR DAMAGE.

T. TEST CONTINUITY AND INSULATION RESISTANCE FOR EACH VFC

ELEMENT, COMPONENT, CONNECTING MOTOR SUPPLY, FEEDER,

AND CONTROL CIRCUITS.

U. TEST EACH MOTOR FOR PROPER PHASE ROTATION.

V. CORRECT MALFUNCTIONING UNITS ON-SITE, WHERE POSSIBLE,

AND RETEST TO DEMONSTRATE COMPLIANCE; OTHERWISE,

REPLACE WITH NEW UNITS AND RETEST.

W. TEST AND ADJUST CONTROLS, REMOTE MONITORING, AND

SAFETIES. REPLACE DAMAGED OR MALFUNCTIONING CONTROLS

AND EQUIPMENT.

X. PROGRAM MICROPROCESSORS, SET FIELD-ADJUSTABLE

SWITCHES, RELAYS, TIMERS, OVERLOAD-RELAYS, AND SET

FIELD-ADJUSTABLE PRESSURE SWITCHES.

Y. TRAIN OWNER PERSONNEL TO ADJUST, OPERATE, PROGRAM,

AND MAINTAIN VFCS.

14.PRESSURE TRANSDUCER

A. PROVIDE WATER PRESSURE TRANSDUCER COMPATIBLE WITH

VARIABLE FREQUENCY CONTROLLER UTILIZING WATER HAMMER

RESISTANT PIEZO ELECTRIC TECHNOLOGY. TEMPERATURE

COMPENSATED. STAINLESS STEEL OR BRASS CONSTRUCTION.

THREADED PIPE CONNECTION. IP65 RATED.

B. PRESSURE TRANSDUCER SHALL BE 24 VOLT POWERED.

C. PRESSURE OUTPUT SIGNAL SHALL BE TWO-WIRE, 4-20 MA.

D. PRESSURE RATING SHALL BE 0-100PSI.

15.PUMP TIME CONTROLLERS

A. PROGRAMMABLE RESIDENTIAL GRADE CONTROLLER STATIONS

FOR AUTOMATIC CONTROL VALVES. INCLUDE SWITCH FOR

MANUAL OR AUTOMATIC OPERATION.

B. CONTROL ENCLOSURES: NEMA 250, TYPE 4, WEATHERPROOF,

LOCKABLE, WITH PROVISION FOR GROUNDING.

1. BODY MATERIAL: MOLDED PLASTIC.

2. MOUNTING: SURFACE TYPE FOR WALL OR ENCLOSURE.

C. MANUFACTURERS:

1. HUNTER.

2. RAINBIRD.

3. TORO.

4. ORBIT.

D. CONTROL TRANSFORMER: RECEPTACLE MOUNTABLE, 120VAC

PRIMARY, 24VAC SECONDARY WITH INTERNAL ELECTRONIC

SHORT CIRCUIT PROTECTION.

E. CONTROL OUTPUTS: PROVIDE PROVISIONS FOR CONTROL OF A

MINIMUM OF 12 INDEPENDENT CONTROL VALVES, MASTER

CONTROL VALVE, AND PUMP RUN.

F. PUMP STARTING: PROVIDE PROVISION FOR REMOTE PUMP

STARTING CONTACTS TO COORDINATE WITH A PUMP STARTER

OR VARIABLE FREQUENCY CONTROLLER.

G. TIMING DEVICE: ADJUSTABLE, 24-HOUR, 14-DAY CLOCK, WITH

AUTOMATIC OPERATIONS TO SKIP OPERATION ANY DAY IN

TIMER PERIOD, TO OPERATE EVERY OTHER DAY, OR TO

OPERATE TWO OR MORE TIMES DAILY.

H. MANUAL OR SEMIAUTOMATIC OPERATION: ALLOWS THIS MODE

WITHOUT DISTURBING PRESET AUTOMATIC OPERATION.

I. LITHIUM POLYMER RECHARGEABLE BATTERY AND TRICKLE

CHARGER: AUTOMATICALLY POWERS TIMING DEVICE DURING

POWER OUTAGES.

J. SURGE PROTECTION: METAL-OXIDE-VARISTOR TYPE ON EACH

OUTPUT, INPUT, AND PRIMARY POWER.

K. MOISTURE SENSOR: CONTROLLER WILL BE CAPABLE OF

DELAYING OPERATION BASED ON INSTALLATION OF AN

OPTIONAL MOISTURE SENSOR.

L. CONTROLLER SYSTEM AND COMPONENTS OF IRRIGATION

CONTROLS SHALL BE WARANTEED FOR PROPER OPERATION

AND FREE FROM DEFECTS FOR A PERIOD OF TWO(2) YEARS

FROM PROJECT COMPLETION.

M. EQUIPMENT MOUNTING:

N. INTERIOR: INSTALL CONTROLLER ON INTERIOR WALL. PLACE

AND SECURE ANCHORAGE DEVICES. USE SETTING DRAWINGS,

TEMPLATES, DIAGRAMS, INSTRUCTIONS, AND DIRECTIONS

FURNISHED WITH ITEMS TO BE EMBEDDED.

O. EXTERIOR WALL: INSTALL CONTROLLER IN A NEMA 4X

WEATHERPROOF ENCLOSURE WITH HINGED LOCKABLE COVER.

P. EXTERIOR PUMP STRUCTURE: INSTALL CONTROLLER IN A NEMA

4X WEATHERPROOF ENCLOSURE WITH HINGED LOCKABLE

COVER. MOUNT ENCLOSURE ON SLOTTED GALVANIZED STEEL

SUPPORTS BOLTED OR WELDED TO PUMP SYSTEM STRUCTURE.

LOCATE ENCLOSURE TO ENSURE PROPER ACCESS TO ALLOW

90-DEGREE COVER OPENING AND PROPER OPERATION OF

CONTROLLER.

Q. INSTALL CONTROL CABLE(S) IN CONDUIT.

R. CONNECT WIRING BETWEEN CONTROLLERS, PUMP CONTROLS,

AUTOMATIC CONTROL VALVES, ETC.

S. AFTER ELECTRICAL CIRCUITRY HAS BEEN ENERGIZED, OPERATE

CONTROLLERS AND AUTOMATIC CONTROL VALVES TO CONFIRM

PROPER SYSTEM OPERATION.

T. TEST AND ADJUST CONTROLS AND SAFETIES. REPLACE

DAMAGED AND MALFUNCTIONING CONTROLS AND EQUIPMENT.

U. VERIFY THAT CONTROLLERS ARE INSTALLED AND CONNECTED

IN ACCORDANCE WITH THE CONTRACT DOCUMENTS.

V. VERIFY THAT ELECTRICAL WIRING INSTALLATION COMPLIES

WITH MANUFACTURER'S SUBMITTAL.

W. TRAIN OWNER'S MAINTENANCE PERSONNEL TO ADJUST,

OPERATE, AND MAINTAIN AUTOMATIC CONTROLLERS.

16. DISCONNECT SWITCHES

A. PROVIDE HEAVY DUTY; QUICK-MAKE, QUICK-BREAK, LOAD

INTERRUPTER ENCLOSED SWITCH WITH EXTERNALLY

OPERABLE HANDLE INTERLOCKED TO PREVENT OPENING

FRONT COVER WITH SWITCH IN ON POSITION. HANDLE

LOCKABLE IN ON AND OFF POSITION. PROVIDE CLASS RK FUSE

CLIPS ON FUSIBLE DISCONNECT SWITCHES.

B. UNLESS INDICATED OTHERWISE, PROVIDE GENERAL PURPOSE,

NEMA 1 FOR INDOOR LOCATIONS; AND WEATHERPROOF, NEMA

3R FOR OUTDOOR LOCATIONS; PROVIDE NEMA 4X IN

CORROSIVE LOCATIONS.

C. PROVIDE FUSES IN FUSED DISCONNECT SWITCHES.

D. PROVIDE DISCONNECT SWITCHES, WHERE REQUIRED BY CODE,

WHERE INDICATED ON DRAWINGS, AND WHERE REQUIRED BY

EQUIPMENT MANUFACTURER, IN A LOCATION CONVENIENT FOR

MAINTENANCE ON EACH SWITCH AND ADJACENT EQUIPMENT.

E. PROVIDE FUSED DISCONNECT SWITCHES WHEN REQUIRED TO

MAINTAIN EQUIPMENT MANUFACTURER'S WARRANTY.

F. WALL MOUNT SWITCHES, WHERE POSSIBLE, OR MOUNT ON

UNI-STRUT SUPPORTS.

ELECTRICAL SPECIFICATIONS

NEMA 5-20 DUPLEX RECEPTACLE MOUNTED 18" AFF

UNLESS NOTED OTHERWISE.

JUNCTION BOX.

DISCONNECT SWITCH, UNFUSED. SIZE AS SHOWN.

DISCONNECT SWITCH, FUSED. SIZE AS SHOWN.

SURFACE MOUNTED EQUIPMENT.

GROUND ROD.

ARROW INDICATES HOMERUN TO PANEL "A", CIRCUIT

21.

EXISTING OVERHEAD ELECTRICAL LINE.

EXISTING UNDERGROUND ELECTRICAL LINE.

EXISTING OVERHEAD COMMUNICATIONS LINE.

EXISTING UNDERGROUND COMMUNICATIONS LINE.

EXISTING ITEMS TO BE REMOVED.

NEW OVERHEAD ELECTRICAL LINE.

NEW UNDERGROUND ELECTRICAL LINE.

J

A-21

ELECTRICAL LEGEND

A AMPERE

AFF ABOVE FINISHED FLOOR

C CONDUIT

CB CIRCUIT BREAKER

EMT ELECTRICAL METALLIC TUBING

G GROUND

GFCI GROUND FAULT CIRCUIT INTERRUPTING

HP HORSEPOWER

HZ HERTZ

KWH KILOWATT HOUR

LED LIGHT EMITTING DIODE

MLO MAIN LUGS ONLY

NEC NATIONAL ELECTRICAL CODE

PH PHASE

PVC POLYVINYL CHLORIDE

RGS RIGID GALVANIZED STEEL

SPD SURGE PROTECTION DEVICE

SW SWITCH

V VOLT

VA VOLTAMPERE

VFC VARIABLE FREQUENCY CONTROLLER

W WATTS

WP WATERPROOF

XFMR TRANSFORMER

ABBREVIATIONS

OE

E

OC

C

E

NE

UE

GENERAL NOTES

Alderton

96th St E

W A 162

McMillin

R iverside D r E

Sumner

WA 410

M cC utheon R d E

Pu ya llu p

Ri ve r

Puyallup

Bonney Lake

SITE

RText (RText)

Pierce County Agricultre Program Pierce County

9850 64TH STREET WEST

UNIVERSITY PLACE, WA 98467-1078

DATE APPROVEDBYREVISIONNO.

Know what's below.

before you dig.Call

R

DESIGNED BY:

DATE PLOTTED:

DRAWN BY:

CHECKED BY:

SURVEYED BY:

DATE SURVEYED:

N/A

May 20, 2026

100% SUBMITTAL

www.huitt-zollars.com

1700 7th Avenue, Suite 2075 Seattle, Washington 98101-1360

206.324.5500

J. ROBERTS

R. TAM

V. LY

N

FARM NAME: DURIS CUCUMBER FARM

SITE ADDRESS MCCUTCHEON RD E

ALDERTON, WA 98374

SITE TAX PARCEL: 0519061015

PIERCE COUNTY

CONTACT:

DEAN MCCLARY

(253) 798 6221 dean.mcclary@piercecountywa.gov

FARM OWNER

CONTACT:

TOM DURIS

(253) 961 4041

SCALE (IN FEET)

0 2500 5000 10000

HORZ

CLEAR CREEK (ORTING VALLEY) WATERSHED

VFD ADDITION TO IRRIGATION SYSTEM

DURIS CUCUMBER FARM

VICINITY MAP

J. ROBERTS

R. TAM

V. LY 05/20/2026

M

PS

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

O E

OE

OE

OE

OE

EXISTING UTILITY POLE

WITH TRANSFORMERS

EX DIRT ROAD

EXISTING

CONCRETE

PAD FOR

PORTABLE

PUMP

EX POLE

PU

YALLU

P R

IVER

EXISTING UTILITY

POLE WITH METER

AND SERVICE

DISCONNECT SWITCH

PS

O E

O E

O E

O E

O E

O E

O E

O E

4" Ø PERMANENT

PIPE CONNECTION

AT BASE OF POLE

CONCRETE PAD

PORTABLE PUMP

WATER IN

WATER OUT

EXISTING POLE WITH

DISCONNECT SWITCH

FOR CONNECTION TO

PORTABLE PUMP

APPROXIMATE EDGE

OF PUYALLUP RIVER

RText (RText)

Pierce County Agricultre Program Pierce County

9850 64TH STREET WEST

UNIVERSITY PLACE, WA 98467-1078

DATE APPROVEDBYREVISIONNO.

Know what's below.

before you dig.Call

R

DESIGNED BY:

DATE PLOTTED:

DRAWN BY:

CHECKED BY:

SURVEYED BY:

DATE SURVEYED:

N/A

May 20, 2026

100% SUBMITTAL

www.huitt-zollars.com

1700 7th Avenue, Suite 2075 Seattle, Washington 98101-1360

206.324.5500

J. ROBERTS

R. TAM

V. LY

CLEAR CREEK (ORTING VALLEY) WATERSHED

VFD ADDITION TO IRRIGATION SYSTEM

2 - DURIS CUCUMBER FARM

N

SCALE (IN FEET)

0 1 2 4

HORZ

OVERALL SITE PLAN

EXISTING ELECTRICAL PLAN

EXISTING PUMP DISCONNECT/

STARTER TO REMAIN

DISCONNECT EXISTING 1" Ø CONDUIT AND

PUMP CIRCUIT FROM EXISTING STARTER AND

ROUTE TO NEW VFC. REPAIR EXISTING CONDUIT

FITTINGS.

EXISTING WP 120V RECEPTACLE

TO REMAIN

NEW VFC EXTEND 3#4, #8G, 1"C

TO EXISTING PUMP

DISCONNECT/STARTER

NEW IRRIGATION TIME CONTROLLER. EXTEND

2/12,#12G, 1/2C" TO PUMP RUN CONTACTS

ON NEW VFC. CONNECT CONTROLLER

POWER CIRCUIT TO EXISTING RECEPTACLE

CIRCUIT.

NEW PRESSURE TRANSDUCER

MOUNTED TO EXISTING PIPING.

COORDINATE LOCATION WITH

PIPING AND MANUFACTURER

REQUIRMENTS EXTEND

3#12.#12G, 1/2"C TO VFC

N

SCALE (IN FEET)

0 10 20 40

HORZ

EXISTING PUMP SKID MODIFICATION

ELECTRICAL PLAN

WATER

INLET

W

AT

ER

O

U

TL

ET

EXISTING 30 HP WATER

PUMP AND MOTOR

EXISTING PORTABLE

PUMP SUPPORT BASE

EXISTING PUMP

STARTER SUPPORT

CHANNEL, TYP

NOT TO SCALE

ELECTRICAL DIAGRAM

EXISTING OVERHEAD

ELECTRICAL SERVICE TO POLE

MOUNTED TRANSFORMERS

EXISTING METER BASE

AND UTILITY METER

EX 200 A

240/120V 3Ø, 4W, FUSED

DISC SW

EX PUMP

CONTROL

STARTER/

DISC SW

NEW

VFC

EXISTING

CIRCUIT

EXISTING 30 HP

REMAINING WATER

PUMP

NEW PUMP

TIMER

CONTROLLER

EXISTING IRRIGATION

PIPING TO FIELDS

EXISTING PUMP FEEDER CIRCUIT,

DISCONNECT FROM EXISTING CONTROL

STARTER/DISCONNECT SWITCH AND

RECONNECT TO NEW VFC OUTPUT.

PROVIDE NEW PRESSURE

TRANSDUCER ON EXISTING IRRIGATION

PIPING IN ACCORDANCE WITH

MANUFACTURER'S INSTRUCTIONS

EXTEND 3#1, #6G, 1-1/2"C TO EXISTING

PUMP STARTER/DISCONNECT SWITCH

2#12,#12G TO PUMP RUN CONTACTS

3#12,#12G,1/2"C TO VFC SPEED CONTROL CONTACTS

EXISTING 120V

RECEPTACLE

EXTEND NEW CONTROLLER POWER

CIRCUIT AND POWER SUPPLY TO GFCI

RECEPTACLE IN ENCLOSURE

EXISTING

CIRCUIT

EXISTING FLEXIBLE

FEEDER TO PUMP

SKID COMBINATION

STARTER

NEW 36"HX24"WX12"D NEMA 4 ENCLOSURE FOR

NEW VFC AND IRRIGATION TIME CONTROLLER

MOUNTED TO EXISTING CHANNEL SUPPORT SUCH

AS NOT TO INTERFERE WITH EXISTING PUMP OR

MANUAL PRIMER.

MOUNT NEW VFC AND PUMP TIMER

CONTROLLER IN 24"WX36"HX12"D, NEMA 4

STEEL ENCLOSURE WITH HINGED LOCKING

DOOR.

PROVIDE 120VAC GFCI RECEPTACLE IN

CONTROLLER ENCLOSURE. EXTEND #12,#12G

TO EXISTING RECEPTACLE CIRCUIT.

NOT TO SCALE

P M

05/20/2026