HomeMy WebLinkAboutR-2311 - Establishing that special market conditions exist with respect to the purchase of certain ultraviolet sanitizing equipment and technical assistance anRESOLUTION a~\\
A Resolution of the City Council of the City of Marysville,Washington establishing
that special market conditions exist with respect to the purchase of certain
ultraviolet sanitizing equipment and technical assistance and thereby waiving that
competitive bidding occur.
Recitals
Whereas the City requires certain ultraviolet sanitizing equipment and technical
assistance related thereto for its Edward Springs Water Plant;
Whereas the City issued a Request for Proposals to known validated suppliers for the
equipment and technical assistance,but has not issued an invitation to competitive bid;
Whereas the City received responses from the suppliers to whom its Request for
Proposals was submitted;
Whereas the responses demonstrate that potential suppliers have unique equipment and
their ability to provide technical assistance varies;
Whereas it is in the best interest of the City to acquire that unique combination of
equipment and technical assistance required for the Edward Springs Facility;
Whereas it is in the best interest of the City that because of these unique market
conditions,to the extent otherwise applicable,the requirement of competitive bidding be
waived under RCW 39.04.280(I )(b);
Now,therefore,it is hereby resolved by the City Council of the City of Marysville as
follows:
Section I.The City Council adopts as its findings the recitals set out above.
Section 2.The City Council by this Resolution hereby waives any and all applicable
competitive bidding requirements for the purchase of ultraviolet sanitizing equipment and
technical assistance for the Edward Springs Water Plant because the purchase involves
special facilities and market conditions under RCW 30.04.280(I)(b).
Section 3,The City Council Approves that certain Purchase Order dated
_____affixed hereto as Exhihit A and authorizes the Mayor to execute said
Purchase Order.
~
Dated this J'j)day of 'NtMlWIL'6L ,201-.
City of Marysville,)
/'
By:,('"
Jon Nehring,Mayor•
PURCHASE ORDER
This Purchase Order is issued by the City of Marysville,Washington ("City")this
___day of ,20_to Wm.H.Reilly &Co.("Seller,""contractor"or
"Reilley")with reference to the following:
Recitals
Whereas on August 23,2011 City issued a Request for Proposals to secure
proposals for the supply of Ultraviolet Disinfection Equipment meeting the requirements
of the USEPA "Ultraviolet Disinfection Guidance Manual For The Final Long Term 2
Enhanced Surface Water Treatment Rule 2006"(the "UV Disinfection Equipment")and
technical assistance with regard to plans and specifications for permitting,bidding and
validation by the Washington State Department of Health (the "Technical Assistance");
Whereas proposals were received from three suppliers and the proposal of Seller
was determined to be the best choice for City based upon the unique UV Disinfection
Equipment and Technical Assistance proposed;
Whereas the City Council of City passed Resolution .:2311 on
\I-'d-'i -II determining that special market conditions exist under RCW
39.04.280(1)(b)because of the unique combination of the UV Disinfection Equipment
and Technical Assistance offered;
NOW,therefore City offers to purchase the UV Disinfection Equipment and the
Technical Assistance on the terms and conditions of this Purchase Order
I.UV Sanitation Equipment.The equipment to be purchased is set out in
Attachment A to this Purchase Order.Attachment A also sets out the date of
delivery and the warranty to be provided by Seller.
2.Technical Assistance.The Technical Assistance to be purchased is set out in
Attachment B to this Purchase Order.Attachment B also sets out the deadlines
and deliverables associated with the Technical Assistance.
3.Purchase price.The purchase price for the UV Sanitation Equipment and the
Technical Assistance is $1\9,466.00 ("price")together with $10,274.07 in
Washington State Sales Tax in addition to the price.
4.Applicability of Standard Specilications.In the event of ambiguity in the terms of
this Purchase Order with attachments,Division \General Requirements,
Washington State Department of Transportation Standard Specilications for
Road,Bridge,and Municipal Construction (20 I 0)shall be applicable.
5.Litigation.In the event of a dispute not subject to the dispute resolution
provisions of chapter 9 of Division I of the General Requirements,City and Seller
agree to venue and jurisdiction in the Superior Court of the State of Washington
for Snohomish County.
6.Authority.This Purchase Order shall become binding upon execution by
authorized representatives of both City and Seller.Execution by a party shall be
the representation of that party of the necessary authority of the signatory to sign.
7.Duration.If this Purchase Order is not signed by both City and Seller by January
27'",2012 it shall be null and void.
8.Complete Agreement.This Purchase Order and its Attachments and Division I of
the General Requirements constitute the full and complete agreement between the
City and Seller.There are no other or different agreements between the parties
concerning the subject matter of this Purchase Order.
Dated this
"City"
__day 01',20__
City of Marysville
By:-:c---,--:--:-c-:-:----
Jon Nehring,Mayor
Attest:
By:=---=--:-_
City Clerk
Approved as to form:
Grant Weed,City Attorney
"Seller"
Wm.II.Reilly &Co.:
By:.._.__
William Reilly
c...:;:)Wm.H.Reilly &Co.
..:"':..
TROJANUV'
APPENDIX A
ULTRAVIOLET DISINFECTION EQUIPMENT
SCOPE OF SUPPLY
Prepared For:
Project Name:
Consulting Engineer:
Trojan Quote No:
Trojan Reactor Model:
Paul Federspiel,P E.1 City of Marysville
Marysville Edwards Springs Water Treatment Plant,Marysville,WA
City Staff
2011WHR902R1
TrojanUVSwift™SC model 006
Total Reactors/s)Included:Two (2)
Desig n Criteria:Peak Design Flow:
Minimum UV Transmission:
Target Organism
Required log inactivation
Required Dose per USEPA UVDGM 2006
1300 GPM
85%
Cryptosporidium
3-log
12 mJlcm'
We are pleased to submit the following scope of equipment based on the above criteria and the attached
Ultraviolet Disinfection Equipment Specification.
The purchaser is responsible for reading all information contained in this Supply Contract.Trojan
1 Wm.H.Reilly &Co.will not be held accountable for the supply of equipment not specifically
detailed in this document.Detailed installation instructions are provided with the shop drawings
and are available upon request.Changes to the attached Scope of Supply that affect selling price
will be handled through a change order.
Please refer all inquires to Trolan Manufacturer's Representative:
Bill Reilly
Wm.H Reilly &Co.
503-223-6197
bill@whreilly.com
Prepared by:WM R
Date:11115111
Portlond 503.223.6197 910 S.W.18th Avenue
Seattle 206.223.6197 Portlond,Oregon 97205
Bois.20B.364.6197
Utoh 801.619.8076
Fox 503.223.0845 www.whreilly.com
ULTRAVIOLET REACTOR(S)
Trojan's Responsibility:
Each UV Reactor shall be supplied fully assembled with all internal components including but not limited
to the following:UV Lamps.Quartz Sleeves.DVGWapproved UV Intensity Sensor,and cleaning system
(where applicable).The UV Reactor(s)will be crated for shipment.
Quantity:
Material of Construction:
InleUOutlet Connection:
UV Lamps:
UV Intensity Sensors:
Weight (Wet/Dry):
Optional Cleaning System:
Two (2)Standard Trojan UVSwift™SC System Model 006_
SS316L reactor chamber
8 inch (200 mm)150#ANSI flanges
6 per reactor
1 for USEPA
551 /275 Ibs
Included
Trojan's Responsibility:
A Control Panel shall be supplied to distribute power,monitor,and
control each UV Reactor.
CONTROL POWER PANELS
'iii O'Q..OCK
Bolting and gasketing required for installation and mounting are
the responsibility of the installer.Associated equipment such as
isolation and drain valves,etc are the responsibility of the
installer.
Installer's Responsibility:
The installer is responsible for installation and sLipport of the UV Reactor within the process piping as
Indicated on the drawings.The UV reactor shall be installed such that It remains full of water at all times.
Installation of the UV reactor is to be in the horizontal position with the outlet flange oriented at 12 o'clock,
3 o'clock and 9 o'clock.See diagram below of possible installation orientations.The UV reactor shall be
installed with a means of isolating and draining the reactor where
required for servicing.
Quantity:
Enclosure Rating:
Size:
Weight:
Two (2)Standard Trojan UVSwift™SC
Type 12,Mild painted steel enclosure,wall mounted
24"x16"x10"
80lbs
Installer's Responsibility:
The Installer is responsible for indoor installation of the Control Panel as indicated on the drawings.The
Installer is responsible for the supply,installation and connection of the following at the Control Power
Panels:
1.208-240 Volt,60 Hz,single phase,2 wire (plus ground),1841 VA electrical supply.
2.Connection of UV Reactor to Control Panel -maximum cable length between Reactor to
Control Panel of 49 ft.(wiring prOVided by Trojan).
3.Wiring of the following signals:
Remote Reactor On/Off control dry contact
•Discrete Alarm dry contact output (maximum of 7)
•Analog input contacts (maximum of 5)
•Includes one (1)Analog output contact (1 to 4 additional optional outputs are
available)
•Interface to Plant PLC/SCADA via Modbus RS485
All conductors,conduit and local disconnects are the responsibility of the Installer unless noted
above.
UV Disinfection Equipment Scope of Supply -11/15/11
Page 2 of3
POWER PACK
Trojan's Responsibility:
A power pack (transformer)will be supplied for each unit to convert the 480volt,3 phase power to the
required 240 Volt 1 phase,2 wire +ground service.
Size:
Enclosure Size:
Enclosure Rating:
3 kva
TBD
Nema 3R,STD ANSi 61 Grey,wall mounted
Installer's Responsibility:
Instalier will be required to mount the transformer,wire the secondary and primary taps,provide all wiring
and conduit and all necessary overcurrrent protection/disconnects to meet local electrical codes.
SPARE PARTS
UV Lamps
Quartz Sleeves
Sleeve Holder Seals
UV Intensity Sensor
Quantity
6
2
20
1
DOCUMENTATION (SHOP DRAWINGS,0 & M MANUALS and PROJECT DRAWINGS)
The following documentation will be supplied per the following schedule:
3 copies of submittal shop drawings 2-4 weeks after receipt of written purchase order
3 copies of Trojan Standard O&M manuals at time of equipment delivery
3 copies of modified drawings of the existing installation showing the electrical and mechanical
modifications necessary for the installation of the equipment in the existing building.The drawings will be
based on the existing drawings provided by the City of Marysville
INSTALLATION ASSISTANCE,START-UP AND COMMISSIONING
2 days on-site by local factory certified technician.
WARRANTY
Trojan Technologies warrantees all components of the system (excluding UV lamps)against faulty
workmanship and materials for a period of 12 months from date of start-up or 18 months after shipment,
which ever occurs first.The UV lamps are warranted for 12,000 hours of operation (prorated at 9,000
hours)or thirty-six (36)calendar months from shipment,which ever comes first.
SELLING PRICE:$11 9,466.00
(This price does not include the optional equipment listed below.)
Optional Items:
1.Analog outputs (up to a totai of four additional per reactor):$431.00 each per reactor
2.Increased panel to reactor separation (up to 82 ft):$173.00 per reactor
TERMS &CONDITIONS:
1.Equipment delivery within 10-12 weeks from approved submittal.
2.Selling price does not include taxes which may be appiicable.
3.Payment Terms:Net 30 days.
4.F.O.B Factory;Freight paid to jobsite (Air transportation extra)
UV Disinfection Equipment Scope of Supply -11/15/11
Page 3 of 3
Wm.H.Reilly &Co.
.::-
TROJANUV'
APPENDIXB
ULTRAVIOLET DISINFECTION EQUIPMENT
TECHNICAL ASSISTANCE AND PROJECT SCHEDULE
TECHNICAL ASSISTANCE
In conjunction with the supply of the equipment as described in Appendix A,Wm.H.Reilly &Co.and
Trojan Technologies will assist the City of Marysville with the following specific tasks:
1.UV Dose determination and assurance that equipment supplied meets the appropriate validation
requirements.
2.Selection of the appropriate UV System size based on flow and water quality and accessories
including cleaning systems,UV sensors,UVT analyzers and UV dose monitoring and pacing if
applicable.
3.Effects of Water Quality on UV Reactor Performance and fOUling.
4.Prepare modified electrical and mechanical drawings from the drawings of the existing facility for
installation of the new UV equipment and accessories.
5.Operating approach recommendations.
6.Work with the City to complete instrumentation and control design compatible with existing City
systems.
7.Assist the City with necessary materials and/or meetings for coordination with State Department
of Health.
8.Inspection of installed UV equipment,commissioning and start-up assistance including
operational and functional performance testing,sensor calibration,staff operational training and
staff safety training.
9.Supplying appropriate Installation and 0 &M materials for the UV equipment portion of the facility
0&M Manual.
To accomplish this,Wm.Reilly &Co.will be available for the meetings with the city as follows:
1.Project kick off and design meeting -1 -2 weeks after receipt of approved and executed order
with the City.
2.Submittal and drawing review meeting 1 -2 weeks after submittal of shop drawings and project
drawings.
3.Preconstruction meeting prior to installation of equipment at facility
In addition,Wm.H.Reilly &Co.(and Trojan personnel if necessary)are willing to meet with the State of
Washington Health Department with the City if that is necessary to finalize State approval.
Please note that Trojan factor engineers will be available by conference call to assist with design
questions and other issues that come up during the project meetings and during the course of the project.
In addition,a factory certified technician will be on site for 2 days to conduct the tasks noted in Item 8
above.Additional days of factory certified technician assistance are available for $950/day.
Page 1 of 2
..:-":.,
TROJANUV'
SCHEDULE
Shop drawing submittals - 2 weeks after receipt of approved and executed order
Project Drawings -2 -3 weeks after design kick off meeting
Equipment shipment -10 -12 weeks after receipt of approved shop drawings
Installation and a &M materials -4 - 6 weeks after receipt of approved shop drawings
On-site technical supervision -2 days on site (requires 2 - 3 weeks advance notice for scheduling)
Page 2 of 2
1300 GPM
32 to 104 degrees F (0 to 40 degrees C)
85%
<0.5 ppm
100 %
CITY OF MARYSVILLE EDWARDS SPRINGS
ULTRAVIOLET DISINFECTION EQUIPMENT SPECIFICATION
1.0 GENERAL
11 DESCRIPTION
A Scope:
Furnish all materials,equipment and appurtenances required to provide a pressurized vessel,
amalgam lamp-based,ultraviolet (UV)disinfection system.The UV system to be complete and
operational with all control equipment and accessories as shown on Contract Drawings and
specified herein.
The System shall be avTrojan Technologies UVSwiftSC 006.The system is to be installed by the
City of Marysville and tested and commissioned by Trojan Technologies Representatives,as
specified in this Section.
1.2 QUALITY ASSURANCE
A Design Criteria:
1.Provide UV equipment,which shall disinfect municipal water with the following
characteristics:
a)Peak Flow:
b)Water Temperature Range:
c)Ultraviolet Transmittance @ 253.7 nm:
d)Iron Content:
e)Equipment Redundancy:
2.Each UV reactor will be configured as follows:
a)The UV reactor will be supplied pre-assembled and ready for installation.
b)The UV system will consist of two (2)UV reactor(s)with an automatic cleaning system.
Each UV reactor will consist of a minimum of 1 UV intensity monitor and one Control
Panel per reactor.
c)The UV system must fit within the piping footprint as stated without modification.
d)The maximum operating pressure of the UV System shall be 150 PSI (10 bar).Reactor
will be tested to 225 PSI (15 bar)for a minimum of 10 minutes.
B.Performance Requirements:
1.Log inactivation of Cryptosporidium at end of lamp life:3-iog
2.Validated dose at end of lamp life:12 mJ/cm 2 (minimum)
13 SUBMITTALS
Submit for review,engineering drawings showing the following:
a)Complete description in sufficient detail to permit an item comparison with the specifications.
b)Dimensions and installation requirements.
c)Electrical Drawings for the equipment.
d)Validation Certificate documenting the dose delivered by the system according to the USEPA
"Ultraviolet Disinfection Guidance Manual For The Final Long Term 2 Enhanced Surface
Water Treatment Rule 2006".
e)Company information including descriptions of quality control procedures and certifications
(e.g.ISO 9001 Registration).
f)Modified drawings of the existing installation showing the electrical and mechanical
modifications necessary for the installation of the equipment in the existing bUilding.The
modified drawings will be based on the existing drawings provided by the City of Marysville.
Page 1 of6
14 GUARANTEE
a)The equipment furnished under this section (excluding UV lamps)will be free of defects in
materials and workmanship,including damages that may be incurred during shipping for a
period of one (1)year from start-up or 18 months after shipment,wh'lchever occurs first.
b)The UV lamps are warranted for 12,000 hours of operation (prorated at g,OOO hours)or thirty-
six (36)calendar months from shipment,which ever comes first.
2.0 PRODUCTS
2.1 MANUFACTURER
A The system specified herein is based solely upon the Trojan UVSwift™SC Model D06,Amalgam
Lamp System,as manufactured by Trojan Technologies.
B.The UV system must operate in an enclosed vessel and use amalgam UV lamps.In order to
maximize hydraulic efficiency,the UV reactor is to be configured such that flow enters parallel to the
lamps and exits through a flange located perpendicular to the UV lamps.
C.The UV system must be designed to fit within the piping and footprint described.
D.The UV system is to be furnished with the latest components and equipment available at the time of
shipment.
2.2 GENERAL REQUIREMENTS
A Provide a UV system complete with UV reactors,control panels.automatic wiping systems,and
UV intensity monitoring system,as herein specified.
B.Each system shall be designed to allow for complete system shut down or by-pass.
C.UV reactors will not require draining in order to change UV lamps.
2.3 DESIGN,CONSTRUCTION AND MATERIALS
A General:
1)
2)
3)
All metal components in contact with the feed water shall be Type 316L stainless steel.
All material exposed to UV light shall be Type 316L stainless steel,Type 214/219 quartz
or a suitable UV resistant material.
The system shall be designed for complete immersion of the UV lamps including
electrodes and the full length of the lamp in the water.All lamp electrical connections
shall be at one end of the UV lamp.The major axis of the UV lamps shall be parallel to
flow.
6)
Each UV reactor shall be manufactured using stainless steel.
Each UV reactor shall have a drain port fixed to its outer wall.
Each UV reactor shall be designed to fit into the existing pipe work.
Each UV reactor shall accept its respective UV lamps and quartz sleeves through only
one end of the vessel.This end of the UV reactor shall allow for complete reactor entry so
internal inspection and/or service can be accomplished.
5)UV reactors shall be able to operate at a maximum inlet pressure of 150 PSI and be
furnished with a factory certified pressure test report detailing a minimum hydrostatic
pressure test of 225 PSI.
Lamp position within the reactor will be indicated using a numbering system fixed to the
lamp wiring at the service end of the UV reactor.
B.UV Reactor:
1)
2)
3)
4)
Note:The UV Lamps wit!take three minutes to reach maximum UVoutput.If discharging
water that may not have received specified dose levels is unacceptable,the flow should
not be introduced to the unit until 3 minutes have elapsed since the initial start signal to
the UV Unit.Another solution may be to take the first 3 minutes of flow to drain,
Page 2 of6
2)
C.UV Lamps:
1)UV lamps will be low pressure,high output amalgam lamps.
2)The filament will be significantly rugged to withstand shock and vibration.
3)Lamp bases to be resistant to UV light
4)All electrical connections to the UV lamp will be terminated at one end.
5)UV lamps will have a lamp base design that which prevents arcing between electrical pins.
6)UV lamps will have a monochromatic spectral output with the emissions peaking at 254
nanometers.
D.Lamp End Seal and Lamp Holder:
1)The open end of the UV lamp sleeves will be sealed to the sleeve guide by a suitable
compression o-ring.
2)The a-ring compression is made by a sleeve nut that will require no special tools for
installation or removal.
3)Each UV lamp electrical connection will incorporate a sealing boot,which is held firmly in
place by the sleeve nut to prevent emission of ultraviolet rays.
E.UV Lamp Sleeves:
1)Sleeves will be clear fused Type 214 quartz with a minimum UV transmissibility of 89
percent
2)Sleeves will be domed at one end and be accessible through the reactor service
entrance.
F.Electronic Power Supplies:
1)UV lamps are to be operated by an electronic power supply.
2)A pair of UV lamps shall be powered by one electronic power supply.
3)Each lamp within the pair shall operate on its own circuit within the power supply so as to
provide electrical independence.
G.UV Sensors:
1)Each UV reactor must be supplied with one UV Intensity Sensor for UV Reactors sized
for the USEPA UVDGM 2006 OR The minimum number of UV Intensity Sensors installed
shall meet the requirements of DVGW W294 standard (minimum of one sensor per ten
(10)lamps).
The UV Intensity Sensor must be approved by the DVGW W294 Standard.
H.Electrical Control Panel:
1)Each UV reactor will be powered from a Control Panel by means of a water resistant
cable and strain relief.
2)The Control Panel will be of mild steel construction and pOWder epoxy coated (Grey).
3)Control Panel electrical rating will be a minimum of Type 12.
4)Total power consumption of each reactor under normal operating conditions will be no
greater than 1560 Watts.
5)Electrical supply to each Control Panel shall be 208-240 Volt,1 phase,2 wire +ground,
1841 VA (1810 Watts).A step down power pack (transformer)shall be supplied for each
reactor to take the 480 Voll,3 phase supply to 240 Volt,1 phase for the control panels.
6)Signal wiring interfacing the UV system and the Control Panel shall be as shown on the
Engineering Drawings.
I.Control and Instrumentation:
1.System Control:
a)One microprocessor-based controller will be provided per reactor.Microprocessor to
be located within a Control Panel with an operator interface display and is to be
located indoors.
b)Control Panel to be 24 inches high,16 inches wide and JQ inches deep,and
constructed of painted mild steel (Grey).
c)The Control Panel to Reactor cable length will be 49 feet
d)Remote ON/OFF control capabilities are to be provided.
e)Five 4-20mA input signals will be available.
f)A total of (7)configurable non powered discrete dry contact outputs rated at 24 VDC.
g)One (1)4-20 mA output included
h)SCADA Communication (Mod bus RS 485)shall be provided.
Please see Part H.2 for available configurable alarm conditions.
Page 3 of6
2.System Status Alarm List:
These status items indicate that an alarm or alarms in the group are active:
Common Alarm Description
Names and Status
Svstem Warminq Active durina_~_,~"!D.~!~w~rm~up -
!Svstem On-line Active after warm·up with no alarms
Wiper General Alarm i Anv of the 3 wiper alarms
i!Common Alarm Any Minor,Major or Critical Alarm ,
i Common Minor Alarm "'Qy_~iQqrfllarm,
Common Major Alarm Anv Maior Alarm,
Low UV Common Minor Any Sensor Minor UV Intensity for UV systems with Multiple Sensors.
Low UV Common Maior
Common Maior Siren Anv Maior or Critical alarm is active
On a minor fault the UVR will remain On-line.Minor alarms will display on the CP and alarm
relays will be deactivated.On a minor alarm,action should be taken to correct the problem soon
after the alarm but disinfection mayor may not be okay.
Wiper alarms are only valid if the UV System has the Wiper Option.
i Minor Alarm Name I Description
i Low UVT Minor Alarm I If UVT value measured is lower than Ihe set-point.
Valve Open Minor 'Valve is open greater than Minor alarm set-point
End Of Lamp Life Hours The lamp has exceeded the EOLL
accordlnq to facloryJ)r£gramJll.~<:I.s~l point.
Wiper Revolution Alarm Incomplete Wiper Cycle.Motor Failure,mechanical Jam,no revolution
counts in 1 5.
Wiper Home Alarm Appears when there is a Wiper Failure during a home cycle.Motor
Failure or a mechanical Jam or no revolution counts within 1 second,
Appears when there is a Limit Switch Failure in the "closed circuit"
Wiper Limit Switch Alarm position.
--(Normallv "aDen circuit"LED Off
Page 4 of6
On a Major alarm immediate aclion is required by the Operator to ensure that disinfection is not
compromised.Alarm relays will be deactivated.
~"Major Alarm Name Description ,
l Low UV Intens'lty 1 Maior Pacing:If UV Intensity has dropped below the calculated
II Low UV intensity 2 Major low UVlntensity alarm set-point.
I _DVGW only for 11 -20 LamDs
Low UV Intensity 2 Major DVGW Basic Dose:If UV Intensity has dropped below
-DVGW only for 21 -30 Lamps the factory set point.
Low UVT Maior Alarm If UVT is below the alarm set-point
I Multiple Lamp Alarms Multiple lamps not functioning.Factory based set #of 2
!
or more,that is dependant on the dose required.
1-..-..............
!Low Dose Major (DVGW lor UV Intensity dropped below factory set-pt (DVGW)or
,MS2 RED Low Major (EPA)calculated set-point (EPA)results dose below design,
Lamp Alarm XX Major Lamp no function,lost power,or lost board comm.
Ballast XX Alarm Major Ballast no function,lost power,or lost Board comm,
Hiah Flow Alarm Maior Flow Rate exceeds major alarm set Doint.
I Valve Open Major I Valve is open greater than the Maior alarm set-point
!~No Flow Alarm Major Flow Rate signal iSr:l01Dresent below 2,OmA~.
No UVT Alarm Maior UVT signal is not present below 2,OmA
No Valve Data Maior Valve signal is not present below 2,OmA-_.-"",-
,SCADA Comm.Alarm Major SCADA Comm,connection has been lost.II
II Reactor Hi Temp Major High Temperature Alarm occurs as a warning,This option
Ii (Analog Temperature Option)is available only when an Analog High Temperature is
configured,
Minor and major alarms shall flash on the Operator Interface.Upon a high temperature critical
alarm,the reactor shall shut down.
J.Spare Parts:
The following spare parts and safety equipment to be supplied,
al.Six (6)UV Lamps
b)Two (2)Quartz sleeves
c)Twenty (20)Sleeve Holder Seals
d)One (1)UV Intensity Sensor
K,Wiping System:
1,Automatic Wiping System
a)Each UV reactor will be provided with an automatic on-line sleeve wiping system,
The wiping system to be automatically initiated by the Control Panel,and will operate
while the UV system is in operation,
b)The automatic wiping system will be driven by an internal stainless steel screw drive
mechanism and an externally mounted electric motor.
c)The wiper rings Will be fabricated of food-grade Viton rubber,
d)The automatic wiping system will operate on a timed cycle,The frequency of wiping
cycles will be field adjustable from 0,0.5,1,2,3,4,6,8,12,24,48 or 96 hours intervals.
Page 5 of 6
L.Intensity -Pacing
1.An intensity-pacing system will be supplied to modulate the lamp power levels in relationship to
a 4-20 mA DC signal from a flow monitor (supplied by others or keyed in value),the system
default UVT value and UV sensor signal.
3.0 EXECUTION
3.1 INSTALLATION:
Installation shall be by others in accordance with the project drawings,manufacturer's
engineering drawings and instructions.
3.2 MANUFACTURER'S SERVICES:
1.Start-up and Operator training:2 full days on site.
2.Warranty service scheduling:As required during the specified warranty period.
Page 6 of 6