TECHNICAL SPECIFICATION

Supply, Erection and Commissioning of Direct Expansion Type 1 No of 5KL

Capacity Bulk Milk Coolers, Genset, VFD and its Accessories for DPD 1164
V.Velampatti DCS of Harur Block in Dharmapuri Union under FBDP Scheme for
the year 2024-25

General Description:

Design, supply, installation and commissioning of Direct Expansion type Bulk

Milk Cooling systems including all accessories and items given in the detailed scope
of supply, on turnkey basis.
1. Functional Requirement:
It is planned to install Bulk Milk Cooler in DPD 1164 V.Velampatti DCS of
Harur Block in Dharmapuri Union. which collects milk every day in the morning &
evening from milk producers. Maximum cooling time for first and second milking
should be 3.0 Hrs. The temp range considered is 35 to 4°C, at ambient temperature
of 40°C.
A. Milk Cooling Tank
S.
N. Description Requirement
1 Standard ISO 5708 Type 2A II (latest version)
2 Rated Capacity – Litres 5000 Ltrs.
3 Gross Capacity - Litres min. +10% of Rated Capacity- Litres
(must be 10% more than
rated capacity)
4 Material of Construction AISI 304
5 Type Closed type
6 Tank evaporator Laser welded with Operating pressure of 30 bars
and crash test pressure of 60 bars. For closed
tank the evaporator shall be up to 1/3 height of
the tank. two condensing unit complete with
compressor shall be provided & hence total
evaporative area shall be divided and separated
into two sections. Each section shall have
separate suction & discharge connecting to each
compressor.
7 Thickness of Inner / Outer/ 2 mm / 1.6 mm / 0.8 - 1 mm
Bottom Shells
8 Number of Agitator / Make 1 No. Standard/ ISO 5708 Type 2A II (latest
of Agitator version) compliance
9 Ball Feet AISI 304 adjustable ball feet tamper proof and
lockable with 50mm height adjustment with 12mm
thick 300 mm dia SS plate
S.
N. Description Requirement
10 Tank Fittings & Top cover with locking arrangement, top cover
Accessories lifting handle, outlet valve and blank union with
locking arrangement, inspection window, agitator.
All SS fittings shall be of SMS standard. "No foam"
type pipe for milk inlet. Tank sall be completely
closed type Elliptical / Cylindrical dish ends &
with manhole on top cover. The Elliptical /
Cylindrical shape of the BMC tank shall conform
to international sanitary design. For closed type
Tanks, proper SS Ladder to be provided for
approaching top manhole.
11 CIP Facility All piping circuits including hose and tank will be
cleaned by circulation of cleaning solution from
balance tank & back to balance tank. For tanks
facilities for cleaning in place shall be provided
which include CIP spray balls & SS Piping from
balance tank through milk pump to BMC tank etc.
12 Type of Insulation Injected, CFC Free PUF 40 Kg/Cum. As per ISO
5708 Type 2A II (latest version)
13 Thickness of insulation 40kg/cu.m density, 50 mm (min.) in the walls & 90
mm below the evaporator.
14 Efficiency of Insulation 0.019 w.m/k
15 Facility to measure milk 1 No. Dip Stick on wall of tank. Calibration
volume accuracy- 0.5%. Laminated & Framed calibration
chart..
16 Product contact surface 2 B Finish
17 Weld surface finish Min. 150 Grit, all joints minimum 25mm dia.
Curved
18 Tank cleaning Brushes Tank cleaning brush – 4 Nos. and pipe cleaning
brush 1 Mtr length SS nylon wire twisted - 4 Nos.
SS pipe hooks to be provided for 5 KL BMC for
keeping SS pipe and milk hose pipe
19 Milk Tank Control Panel
1 Mounting Tank mounted /wall mounted
2 MOC of Panel & AISI 304 / 1.6mm
Thickness
3 Temperature Display LED 0 to 100 Deg. C with one decimal accuracy
Green colour 12.5 mm size
4 Management & control Required
of cooling and agitation
(provision for cut-off/
restart, intermittent
operation of agitator,
auto & manual facility)
5 Battery back-up Required
6 RS 232 port for RS 232 connectivity for temperature data transfer
Temperature shall be provided
20 Refrigeration Control
Panel
1 Mounting Floor Mounted with supporting frame of Stainless
Steel Pipe of dia 51mm Grouted on the ground.
Height of the supporting frame is 3 ft.
2 MOC, thickness & type of SS 304, 2.0 mm. & pipe structure
structure
3 Rating of Contactors Standard to meet functional requirements of the
Refrigeration Control Panel
4 UV/OV trip facility Required
5 Neutral Protection unit Required
6 Timer On-Delay Required
7 Earth leakage protection
Required
8 Single phase preventer Required
9 Hour meter for each
Required
compressor
10 Auto/manual
Required
Mode (Selector
Switch)

AC drive based Control panel with the following Specs shall be supplied

21. Technical Specification for the Supply, Installation and commissioning

of 5000 Liter capacity Bulk Milk Coolers.

1.0. FUNCTIONAL REQUIREMENTS

Design, development, fabrication and installation of control panel comprising
of Bulk Milk Cooler machineries and equipments
1.1. Available Services.
Electricity - 415 V, 2 & 3 Phase, 50 Hz Ac
1.2 Existing motors with 3 Ph connectivity:
7.5 KW for 5 KL
Compressor motor : 2 nos.
1 KW Fan motor : 2 nos.
Milk pump 1.5 KW : 1 no.
Submersible pump motor 2 KW : 1
1.3 The existing Control panel consists of 4 no of DOL starters for all the above
stated Motors with control circuits for temperature and other parameters.
1.4 The each control panel should consists of the following Equipments and its
Accessories as mentioned above

1. Changeover switches 32 A four pole 2 numbers

2. Changeover switches 16 A four pole 2 numbers
 3. On / Off bush buttons three number each
4. Control contractors ( 5 A contractors with 3 no / nc ) 3 nos.
5. Control Panel size 24” x 30” x 12” with single door
6. Connectivity terminal block 32 A 15 nos. 16 A 15 numbers
1.5. Provision with changeover switch for operating the compressors through starter
2.0 SCOPE OF SUPPLY
2.1 Control panel consists of the above equipments should be connected with proper
Wiring lugs and cables.
2.2 Connectivity
The main supply cable from existing control panel to new control panel – 16
sqmm x 4 core copper cable for a length of 5 mtrs.
The motor supply cable the existing panel to be connected With 6 sq. mm 4
core copper cable having 7 mtrs length x 4 sets.
The terminal block should be made up of G channel housing type having 16 A
minimum capacity x 15 numbers and 32 A x 15 nos to be placed in a 1 feet length G
channel
All cables to be ended with proper size of lugs ring or pin type

22 Domestic Power Distribution Board

1 Operating features It would get three phase power from grid supply
directly as well as stabilized power from main control
panel and feed power for lighting, electric
geyser/solar water heating system, testing
equipment/computers
2 Accessories MS Powder coated 1.6mm enclosure, 32 DP Change
over switch, 32 A DP MCB as incoming, 3 nos. 10 A
MCB SP for lighting, 3 nos. 20 A MCB SP for geyser,
Weighing scale etc.

23 Domestic Main Distribution Board

1 Operating features Wall mounted one Main Distribution Board (MCB
TYPE) to receive power from D G SET & supply
power to refrigeration panel, milk pump, and to a
Lighting sub DB (MCB TYPE) to be supplied.
2 Accessories MS Powder coated 1.6mm enclosure, 60 A TPN
MCB for incoming, 40 A TPN MCB for feeding
refrigeration panel, 20 A TPN MCB for feeding starter
of milk pump, 32 A DP MCB for feeding Domestic
power DB, 20 A TPN MCB as spare
3 Earthing Chemical compound earth ‘ASHLOK ’ type As per
IS: 3043 - 1987 (reaffirmed 2001).- "Code of practice
for earthing" – 4 Nos
B. Refrigeration Unit
S.
No. Description Requirement
24 Standard ARI Standard 520-2004 & ISO 5708 Type 2A II
(latest version)
1 Design Parameters 0 Dec. C evaporation and minimum 60 Deg. C
condensing
2 Type Direct Expansion
3 Type of Refrigerant Freon – 22 / CFC Free refrigerant. Compressor
compatible for the refrigerant R 407 C
4 Cooling Capacity of ISO 5708 Type 2A II (latest version) compliance
each
Compressor
5 Number of Two
Compressor
6 Model of Hermetically sealed Scroll
Compressor
7 Type of Condenser Air Cooled. Condensing temperature should not be
less than 60 Deg C.
8 Condenser Volume Standard/ to meet functional requirements of the
refrigeration unit
9 Receiver 6 Ltr minimum
10 Condenser Fan With internal thermal protection device, Enclosure
shall be of metal from inside and outside ( plastic
body is not permitted)
11 Pump down system Required.
12 Removable filter To be provided in front of condenser and protective
pad/mesh grill.
13 Expansion Valve Thermostatic expansion valve with MOP
14 Drier, solenoid valve, To be supplied by bidder
Sight Glass, HP/LP,
Fan and receiver
15 Accessories Isolation valves at suction & discharge sides of the
compressors, All pipes, valves, fittings & controls
shall comply with the latest relevant BIS code
applicable, Copper piping between tank and CDU
shall be supported/routed by cable tray and cable
tray supports
C. Pump Feeding System and other items
S. N. Description Requirement
25 Balance Tank with Fabricated out of 2.0 mm AISI 304 sheet
strainer
1 Balance Tank Min. 220 L – Height - 2 ½’
Capacity
2 Tank accessories Outlet with 38MM BF valve with Expandable Union
and adjustable ball feet (Min. 50mm), SS
removable cover, SS filter made from 1.0 mm SS
plate with 2 mm dia. holes ( Remove able type),
Outlet SS Cup
3 SS 304 Milk Pump
In line filter Tubular
4 Flow Rate and Qty 10,000LPH – 2 Nos
Power rating 1.5 HP, 1 Ph, 230 V, with power socket
 6 Head in MWC 10 M
7 Pump inlet/outlet 38 / 51mm with SMS Union
8 Accessories Adjustable ball feet (min. 50mm), one spare
mechanical seal to be provided. Motor having ‘E’/’F
class insulation and IP 55 protection. Pump shall
have SS shroud.
9 Food grade tanker 38 mm - 10 meters.
loading hose pipe
10 Piping for the entire AISI 304 ERW piping 38 mm dia., 1.6 mm thick
plant
11 Tool box with A standard tool box with necessary tools for normal
required maintenance. It should include Electric Tester,
tools Screw Driver Set, Allen Key 3mm & 6mm, Pipe
Wrench 12" Long, Screw Spanner 6", Fix spanner
Set 6 - 27, Gasket for SS Unions / valves- 3 sets
12 Operation manuals 2 set i.e. one in Tamil and one in English
13 P&I Drawing for the Drawing - 3 sets to be attached
complete system
offered
14 Can Tipping Bar Should be a horizontal wooden bar supported on
two legs of MS `B' class pipe with SS cladding and
SS flange on bottom of the pipe for grouting. Top
bar should be made of teak wood 6 “ thick . All MS
surfaces are to be painted with a coat of epoxy
primer followed by two coats of epoxy paint of ivory
color after thorough de-rusting.

Diesel Generator
15 Functional The DG set shall be three phase 25 KVA Air cooled /
requirement Water cooled for 5 KL BMC as per the system
requirement. The engine should be of heavy duty,
industrial type, rated for continuous operation for
the refrigeration system, milk tank agitator & milk
dispatch pump(Single phase), hot water geyser
(approx. 2.0 KW), weighing scale , Lightings, ceiling
fan and bore water pump(approx.2.5 KW).
 Diesel Engine The diesel engine should be suitable for Power
Generation application type air cooled and capable of
developing required BHP when running at 1500 rpm
under NTP conditions and not agricultural engine. The
engine should be built to IS 10000/ISO 3046/BS
5514/649 and rated for continuous running of 24 hours
with an overload capacity of 10 % for a period not
exceeding 1 hour in any 12 hours running. Diesel
engine should have valid BIS license and certificate
clearly mentioning use for 'General purpose ' application
as per IS 10001 norms. Engine ratings should be for
operation at full load condition and should be suitable to
take 100% block load. Flywheel& flywheel housing,
Engine Air cooling system with cooling fan & radiator
CAC coolant with recovery bottle, Air intake, fuel and
lubricating oil filters, Oil bath air cleaner, Standard day
fuel tank having capacity suitable for minimum 8 hours
continuous operation. The tank shall be further complete
with standard accessories such as drainpipe, fuel level
indicator, valves, lockable cover, low-level contact &
alarm. This tank to be inside the acoustic enclosure,
Fuel pump with mechanical governor Coupling Exhaust
silencer residential type.

Holding down bolts, MS combination base frame & AVM

pads. Self-starting arrangement with 12V suitable rated
heavy-duty Lead Acid accumulator type battery with
Solid-state battery charging arrangement and cables.
Standard set of tools. First fill of Lubricating oil, First fill
of coolant, Lubricating oil pressure & temp. gauge,
Control panel for engine with engine safety against over
speed, High water & cylinder liner temperature, V-belt
failure, low lub oil pressure, low water level in radiator
auxiliary failure, air cleaner choke indicator.
2 Engine Consist of Ignition key, Starting push button, Lubricating
Instrument oil pressure gauge, Temperature gauge for lubricating
Panel oil RPM meter (Analog type) Battery charging ammeter
(Mechanical
and/or
electronic
gauges)
3 Alternator The engine should be closely / flexible coupled to
suitable self excited, self regulated (through an AVR)
alternator developing required KVA at 0.8 power factor,3
phase, 50 cycle/sec, 415 volts AC power supply under
NTP conditions when running at 1500 RPM. The
alternator should be brushless type, screen protected
and fitted with end shield and ball roller bearings. The
alternator shall have ‘H’ class of insulation. It shall
conform to IS 13364 (part II) 1992 or IS 4722 of 1992
above 20 KVA.
4 Control Panel The diesel generating set should be supplied with
suitable control panel duly pre-wired with the following
instruments: One ammeter with selector switch, One
VIF meter with selector switch, Hour meter, One
suitable capacity MCCB with overload and short circuit
protection to disconnect power supply in case load of
generating set increases beyond permitted limits. The
rupturing capacity of the MCCB should not be less than
30 KA. One set of indicating lamps and control fuses.
The diesel engine and alternator should be mounted on
specially designed combination base plate and MS
structure of extremely rigid fabrication. The base frame
should be suitable for mounting the set on AVM pads
over the foundation.
5 Acoustic DG set should carry a valid approval certificate
Enclosure issued as per CPCB norms complying with the provision
of the Environment (Protection) second Amendment
Rules 2002, vide notification no G. S. R. 371 (E), dated
17th May 2002& amended by GSR 448 (E)
dt.12/07/2004. The Diesel Generator sets shall have a
standard acoustic enclosure of 25 dB (A) insertion loss.
The exhaust pipe with exhaust muffler with insertion
loss of minimum 25 dB (A) is connected to the exhaust
manifold preferably with flexible bellows. The enclosure
could be tailor made suitable for outdoor installation as
per the requirement and depending upon the capacity of
D.G. Set. The enclosure should be aesthetically
designed to perform for optimum noise attenuation and
in no way de rate the performance of the D.G set in
extreme summer conditions.
Acoustic Enclosure should be Environment Friendly
and protected against rodents etc. Temperature of
enclosure should not exceed beyond 50 C of ambient
temperature. All materials used for Acoustic Enclosure
shall be fire resistant /fire retardant grade. The sheet
steel treatment shall consist of degreasing, de-rusting
and phosphating followed by two coats of zinc chromate
primer, followed by two coats of Zinc-pholite surface for
superior corrosion resistance and two coats of finish
paint. All hardware and fittings used shall be passivated
with zinc
D. Water handling system
S. N. Description Requirement
1 Water line schematic 1” CPVC line approx.qty – 50 ‘ taken from
indicating tank outlet to five points in and around of
valves / fittings etc. BMC such as BMC tank, can cleaning, lab
washbasin RM tanker and geyser, screw
type ball valve – 6 Nos - Sketch to be
provided.

E. Installation : The total job is on turnkey basis and includes supply, installation,
testing, commissioning and training of the field personnel. The installation work
should be carried in the best workman like manner in conformity to the relevant
codes of practices of BIS standards applicable for mechanical & electrical
installation. Installation of all equipment & interconnecting piping, including minor civil
works such as providing galvanized steel supports, SS base plates, clamps etc.
required to secure the equipment & piping to walls and floors is included in the
scope. Necessary cable trays, GI pipes/conduits, cable gland sockets at ends,
isolators, junction boxes etc are included in the scope of the contract to lay &
connect all electrical and control cables. Cable trays and supporting steel members
such as Galvanized angles/channel/flats shall be used and fixed/installed at
appropriate places to ensure safe installation. The laying of cables on the floor or
under the floor should is not permitted except for milk pump. Copper piping between
BMC tank and condensing unit shall be supported / routed by cable tray and cable
tray supports.
F. Commissioning : Supplier shall arrange commissioning & performance trial runs
of the bulk milk cooling system ensuring that BMC meets all performance
parameters. The supplier shall supply all the consumables including first fill of diesel
for D G Set required during commissioning of the plant. In case of unavailability of
Milk, Supplier has to take trail on Water.

G. Training : Supplier shall arrange for training of the operating team for efficient
operation and maintenance of the complete system for 3 days.

H. Warranty : All equipment (including bought out items) supplied & installed by the
contractor shall have a comprehensive warranty of 12 Month from date of
commissioning or 18 months from date of supply whichever is LATER. Warranty for
BMC tank: Warranty for BMC tank with evaporator shall have comprehensive
replacement warranty for 60 months from the date of Installation.
I. Service Engineer : Service engineer should attend the calls on need basis.
J. Inspection: Client reserves right to inspect all the components of the bulk milk
cooling system during fabrication/ manufacturing stage, finished stage before
dispatch of the equipments. The milk cooling tank shall be checked with dye
penetration test for welding defect, surface roughness check, water tightness test /
hydraulic test.

K. Cables & Electrical: Flexible electrical connections shall be made only to items
normally movable in service. Control cable such flexible shall be PVC insulated
copper conductor cable not less than 24 / 0.20 mm in size (see IS 694 (Part1-1964*)
and earth continuity conductors of PVC insulated copper conductor shall be
provided. Cable between D G Set and main panel shall be either steel armoured or
un-armoured in steel conduits. For all electrical cables, suitable water tight cable
glands and lugs should be used at ends. Specification for PVC insulated cables (for
voltage up to 1100V): Part 1 with copper conductor (revised).
L. Scope of the bidder : The bidder’s scope starts from can tipping bar/balance
tank/milk pump & SS piping to inlet of the BMC Tank for receiving the milk. From
BMC, the milk shall be transferred to Road Milk Tanker (RMT) through SS Piping &
food grade quality flexible hose of adequate length and milk pump installed at milk
collection centre near BMC Tank.

M. Supply: The bulk milk cooler shall be a complete unit with the refrigeration
system, agitator, lockable inlet & outlet valve. Also included are supply of SS piping
& milk hose 10 Mtr long of food grade quality , unions and milk transfer pump,
erection materials, pipe supports, floor plates, pipe clamps. The scope includes
electrical & control panels and interconnecting cables, cable conduits shall also be

supplied, earth pit pipes with remove able cover & earthing as required by local
electrical regulation. The indicative distances between BMC outlet to milk pump inlet
3 Mtr, BMC to Mains power point &DG set – 20 Mtr may be considered for
calculating cable & SS piping requirement, supports etc.
Inter connecting copper pipe and fitting thickness should be 16 SWG .
However, the exact distances shall be as per site conditions and complete piping &
cabling necessary for installation shall be supplied.

N. Service Centre:
The supplier should facilitate uninterrupted service back up for the Genset
and BMC at the places where they are supplied. Local telephone numbers and the
name of contact person should be intimated and rectification / repairs should be
attended within 12 hours of the receipt of intimation.
This is to be established at appropriate location in Tamilnadu with all facilities
to maintain continuous service to the village collection canters having Milk Cooling
Systems. This includes.
1. Telephone connections and communications to call the service team
round the clock.
2. Transport facilities : The centre is to have transport (Owned or hired)
available round the clock of adequate capacity to
a. Provide rapid replacement of complete Milk Cooling unit of D.G.Set, if
necessary.
b. Ensure regular and continuous visits of the service team(s) to the
collection centres.

Maintenance workshop, including essential machine tools and hand tools to

tackle any repair that may be required for the system and for regular dismantling and
over hauling of diesel engine that would be necessary on a continuous basis. Stock
of spare parts ( the list should be provided by the bidder).
O - Preferred make for bought out items
Sl.No Description Make
1 Compressor &
EMERSON COPELAND / DANFOSS
Condenser
2 Ref. control valves DANFOSS / EMERSON
3 Milk pump ALFA LAVAL / FRISTAM /ZUTEC /HMT /SWASTIC /
IDMC
4 Gen.set - Engine KIRLOSKAR/CUMMINS/ASHOK
LEYLAND/MAHINDRA/EICHER/GREAVES/
5 Gen.set – KIRLOSKAR / GREAVES / STAMFORD
Alternator /LEROYSOMER
6 SS 304 Pipes IDMC / APEX / ALFA LAVAL/ SWASTIC /
RATNAMANI / BHANDARI FOILS & TUBES /
SUBHALAXMI/ PRAKASH STEELAGE/ APEX
TUBES / I S F
7 SS 304 Manual IDMC / ALFA LAVAL / LKM / SAWSTIC / RECOTON
Valves & Fittings / DAIRY ENGINEERING / I S F
8 Switch gears L & T / SIEMENS / ABB / SCHNEIDER
9 Milk hose (non PEARL / GAYATRI / SAINATH RUBBER CORP /
toxic ) KONAFLEX
10 CPVC – 25 kg/cm2 ASHIRVATH, FINOLEX ,
11 Water ball valves AUDCO, LEADER, ASHIRVATH
12 Water Geyser
BAJAJ / RECOLD / VENUS / ELAC / CROMPTON
(ISI make)
P. Standards:-
Item Name of Goods or
Technical Specifications and Standards
No Related Service
Milk Cooling Tank
1 Standard ISO 5708 Type 2A II (latest version)
2 Material of AISI 304
Construction
3 Thickness of Inner / AISI 304 2 mm / 1.6 mm /0.8 - 1 mm
Outer/ Bottom Shells
4 Number of 1 No Standard/ ISO 5708 Type 2A II (latest
Agitator/Makeof version) compliance
Agitator
5 Type of Insulation Injected, CFC Free PUF 40 Kg/Cum. As per
ISO 5708 Type 2A II (latest version)
Refrigeration Unit
6 Standard ARI Standard 520-2004 & ISO 5708 Type 2A II
(latest version)
7 Type of Refrigerant Freon – 22 / CFC Free refrigerant. Compressor
compatible for the refrigerant R 407 C
8 Cooling Capacity of ISO 5708 Type 2A II (latest version) compliance
eachCompressor
D.G. Set
9 Diesel Engine The engine should be built to IS 10000/ISO
3046/BS 5514/649 and rated for continuous
running of 24 hours with an overload capacity
of10 % for a period not exceeding 1 hour in any
12 hours running.
10 Alternator The alternator shall have ‘H’ class of insulation.
It shall conform to IS 13364 (part II) 1992.
11 Acoustic Enclosure DG set should carry a valid approval certificate
issued as per CPCB norms complying with the
provision of the Environment (Protection) second
Amendment Rules 2002, vide notification no G.
S. R. 371 (E), dated 17th May 2002& amended
by GSR 448 (E) dt.12/07/2004.
12 Earthing Chemical compound earth ‘ASHLOK ’ type As
per IS: 3043 - 1987 (reaffirmed 2001).- "Code of
practice for earthing" – 4 Nos

Q. Drawings
These Bidding Documents includes :-
Technical Details And Drawings To Be Furnished Along with The Bid
List of Drawings
DWG Drawing
Nr. Purpose
Name
1 GA Drawing The general arrangement (GA) drawing of Bulk Milk
Cooler, balance tank, refrigeration system and pump and
drawings of associated equipment like Genset,
Electronic Weighing scale, Geyser and all panel boards
as proposed by the bidder.
2 Layout The machinery and equipment layout drawing of the
drawing entire Bulk Milk Cooler showing layout with all
accessories including panels complete.
 3 Service piping Water schematic piping, AISI 304 milk line with valves,
& Schematic detailed description of automation for the entire BMC
supply and all accessories etc., to be submitted with bid.
4 Electricals Single line diagram showing electrical power distribution
from the panel, details of motor HPs of all the motors,
cable sizes of feeders to various equipment etc., to be
furnished. Control wiring and automation scheme
diagrams of the relevant panel drawings to understand
the control scheme/logic is to be submitted by supplier.
5 Earthing Single line diagram showing four nos. of earth pit
drawings is to be submitted by supplier.
6 Catalogues The relevant catalogues for BMC, Genset, Weighing
scale, Refrigeration system, Milk pump, Geyser and Can
scrubber, technical data sheets, drawings, photographs
etc., of each item offered by bidder

R. Inspections and Tests

1. The inspection of the Goods shall be carried out to check whether the Goods are
in conformity with the technical specifications attached to the purchase order form

and shall be in line with the inspection/test procedures laid down in the Schedule
of Specifications and the Contract conditions.
2. Manufacturer must have suitable facilities at their works for carrying out various
performance tests on the equipment. The bidder should clearly confirm that all
the facilities exist for inspection and shall be made available to the inspecting
Authority.
3. A load and functional tests as indicated in the specifications must be carried out
at the manufacturer's works. Reliability of the equipment shall be demonstrated to
the satisfaction of the appointed inspector or inspecting Agency.
4. Approved supplier's drawings shall not be departed from except as provided in
the Bidding Document.
5. The Purchaser shall have the right at all reasonable times to inspect, at the
Supplier’s premises all Supplier's drawings of any part of the work.
6. The supplier shall provide, within the time stated in the contract or in the
programme, drawings showing how the plant is to be designed and any other
information required for -
a) Preparing suitable foundations or other means of support.
b) Providing suitable access on the site for the plant and any necessary
equipment to the place where the plant is to be erected and
c) Making necessary electrical connections from the panel board provided in
the individual sections to the machines.
7. Before the goods and equipment are taken over by the Purchaser, the Supplier
shall supply operation and maintenance manuals together with drawings of the
 goods and equipment as built. These shall be in such details as will enable the
Purchaser to operate, maintain, adjust and repair all parts of the works as stated
in the specifications.
The manuals and drawings shall be in the ruling language (English) and in
such form and numbers as stated in the contract.
Unless and otherwise agreed, the goods and equipment shall not be
considered to be completed for the purposes of taking over until such manuals
and drawings have been supplied to the Purchaser.
8. The goods will be accepted after inspection by the Purchaser, his representative
or any inspection agency appointed by Purchaser and the costs for such
Inspector/Agency shall be borne by the Purchaser.
A. TECHNICAL DETAILS TO BE FURNISHED BY THE BIDDER FOR
VERIFICATION AT THE TIME OF INSPECTION :-

Note : Necessary test kit / instruments to be arranged by supplier during Third Party
Inspection at Supplier & Purchasers site as required for Test.
Sl.No. Description Technical Details
A. Milk Tank
1. Capacity (rated and gross)
2. Make and model
3. Material used for construction (SS 304/316
4. Shape & Orientation : Horizontal /Vertical, Open/Closed,
Rectangular / Cylindrical / Semi-cylindrical etc.,
5. Overall dimensions and weight
6. Thickness of inner and outer shells
7. Number and RPM of agitator(s)
8. CIP facility: Manual or automatic with the details
9. Type, thickness and efficiency of insulation
10. Facility to measure milk volume (dip stick etc.)
B. Refrigeration unit;
1. Make, model and size of compressor(s)
2. Make, model and size of condenser (s)
3. No. and cooling capacity of compressors
4. (kcal/hr.) at evaporating & condensing temperatures
5. Capacity of condenser & No. of fans
6. Overall dimensions and weight of the unit
Type of refrigerant
C. Design Parameters
1. Ambient temperature considered for design
2. Maximum cooling time considered for ALL & SECOND
milking
3. Temperature range considered for ALL & SECOND
milking
D. DG Set
1. Make and Model of the alternator
2. KVA, Volts, Amps. & PF rating of the alternator
3. Make and model of the engine
4. BHP rating of the engine
5. Type of engine cooling
6. Derating factors considered in the design / selection
7. Maximum current which the set can withstand
Overall dimensions & weight of the set
E. Electricals
1. Connected load in Watts & Amperes for:
Compressors
Condenser fan
Agitator(s)
 Milk pump
Water heater
2. Maximum / surge current drawn by the compressors
(during starting)

F. Milk Pump
1. Make, capacity and head of the milk pump
2. Make, capacity and class of the milk pump’s motor
G. Miscellaneous
1. Specify the make, model & rating along with the relevant

Enclose the following:

2. Performance curves of the milk-cooling tank (i.e.) time
(hrs) Vs temperature (Deg. C) curves.
The leaflet / catalogue of the alternator and engine for the
DG set
Performance chart of the DG set showing the fuel
consumption (litres/hr.) at various loading conditions and
at maximum output (KW), variation of the maximum
output (KW) with respect to ambient temperature
assumed.
The following performance curves of the compressor(s):
Evaporating temperature Vs Cooling capacity (kcal/hr.) at (Along with the
various condensing temperatures description of the
3. Compressor capacity (kcal/hr.) Vs Power consumption respective item)
(Watts)
Specify the assumption(s), if any, made in design /
selection of any item including the tank, DG set etc.,

LIST OF EOUIPMENTS
1). Bulk milk cooling tank with agitator, man hole, ladder, Necessary SS fittings,
SS calibrated dip stick
2). Milk filter and In-line filter
3). SS Sanitary Milk pumps – 2 nos.
4). Refrigeration unit
a. Hermetically sealed scroll compressors
b. Condenser - air cooled
c. Receiver
d. Thermostatic expansion value
e. Evaporator
f. Refrigerant pipes and fittings and controls
5). Main control panel
6). Refrigeration control panel
7). Milk tank control panel
8). DG set Acoustic enclosure type as per CPCB norms, control panel, 15 Sq.
mm copper inter connecting cable (from genset to panel board), Battery,
battery charger, Hand pump for Diesel, etc

9). Milk balance tank

10). Inter connecting SS pipes and fittings
11). Nylon brided hose pipe with end connection for loading and unloading of milk
12). Necessary tools and tools box
13). Others as may be provided / recommended by the manufacturer.

B. THE FOLLOWING TESTS SHALL BE PERFORMED DURING INSPECTION :-

Sl.
Item Tests Location
No.
1 Bulk Milk Cooler a) Inner shell MOC & thickness Purchaser site
b) Dimple plate and outer shell MOC &
thickness
c) Tank insulation
2 BMC Pull-down time a) First milking 2500 Lts. at 38 - 4º C ...... Purchaser site
of (Chilling time) Hrs.
b) Second milking 2500 Lts. at 19.5 - 4º C
. ..... Hrs.
c) Second milking 2500 Lts. at 10 - 4º C
. ..... Hrs.
d) Power consumption for first milking
. ........ Kwhr.
e) Power consumption for second milking
. ..... Kwhr.
3 Milk Pump a) Flow rate of pumping ........... LPH Purchaser site
b) Power consumption of motor ..........
Amps
4 DG Set a) Kwhr. consumption for first milking Purchaser site
b) Kwhr. consumption for second milking
c) Diesel consumption for first milking

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