.1 Provide dry type cast-resin 11kV/0.420kV transformers in accordance with the Contract Documents.

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1 PAGE 1/19 DRY TYPE CAST-RESIN 1.0 GENERAL 1.1 Description.1 Provide dry type cast-resin 11kV/0.420kV transformers in accordance with the Contract Documents..2 The manufacturer for dry-type cast resin transformer shall be identical to the manufacturer for switchgear 11kV/0.420kV ring main unit and protection relay to ease maintenance and interfacing similar to (Schneider). 1.2 Work Included.1 Manufacture, test at works, deliver to site, install, test and commission dry type castresin 11kV/0.420kV transformers. 1.3 Submittals.1 Tender Stage.1 Technical data, outline dimensions, weight, etc. and product catalogues..2 Guaranteed no-load and load losses and noise level(s) for each type and rating of transformer..3 Transformer complete type test certificate by KEMA and other STL accredited laboratories. Test report and witnessing certificate by STL laboratories are not accepted..4 Transformer proposed must be from the country as stated in the test certificate..2 Design Stage.1 Dimensioned outline drawing of transformer when fully assembled (plan, front and end elevations), identifying all principal fittings, parts to be removed for transportation, transport dimensions, mass of each winding, mass of core, and total mass..2 Detailed dimensioned drawings of HV terminals and LV busbars..3 Component data..4 Control/wiring diagrams..5 Shop drawings/construction drawings..6 Full load heat rejection in Btu per hour of each transformer for AN and AF cooling.

2 PAGE 2/19.7 Weights of core and windings..8 Nameplate and labels..9 Materials, finishes, cooling fans, enclosure, lifting arrangements..10 Calculations of transformer rating and losses at various ambient temperatures under AN and AF cooling..3 Inspection and Acceptance Testing at Manufacturer's Works.1 Type test, routine and special test reports prior to acceptance tests..2 Transformer losses and noise tests as guarantee on performance..3 Acceptance test reports after tests..4 Packaging, transportation and storage notes..4 Site Erection, Installation and Commissioning 1.4 Quality Assurance.1 Assembly/installation manual..2 Site and commissioning test procedures..3 Site and commissioning test records..4 O&M manuals..5 As-built AutoCAD drawings..1 Except as modified by governing codes and by the Contract Documents, comply with the latest applicable provisions and latest recommendations of the following:.1 IEC 76 Power Transformers..2 IEC 76-1 Power Transformers. Part 1 - General..3 IEC 76-2 Power Transformers. Part 2 - Temperature Rise..4 IEC 76-3 Power Transformers. Part 3 - Insulation Levels and Dielectric Tests..5 IEC 85 Thermal Evaluation and Classification of Electrical Insulation..6 IEC 529 Degrees of Protection Provided by Enclosures (IP Code)..7 IEC 551 Determination of Transformer and Reactor Sound Levels.

3 PAGE 3/19.8 IEC 616 Terminal and Tapping Markings for Power Transformers..9 IEC Dry-type Power Transformers..10 BS 3900 Methods of Tests for Paints. Part E7 - Pt.E7 Resistance to Impact (Falling Ball Test)..11 BS 3900 Methods of Test for Paints. Part E10 - Pt.E10 Pull-off Test for Adhesion..12 BS 3900 Methods of Test for Paints. Part F2 - Pt.F2 Determination of Resistance to Humidity (Cyclic Condensation)..13 BS 7079 Preparation of Steel Substrates Before Application of Paints and Related Products.2 Manufacturer shall have at least 10 years of manufacturing transformers experience. 2.0 PRODUCTS 2.1 General 2.2 Rating.1 Transformers shall be explosion resistant, fire resistant, of dry type construction, tropicalised and rodent proof..2 Transformers shall have a life of at least 25 years..3 The transformers shall be suitable for installation within ventilated enclosure and suitable in every way for operation on the system and under the conditions specified..4 Transformers enclosure and busbar transition compartments shall have adequate means of access for maintenance and inspection..1 Power transformers feeding groups of motors shall be capable of withstanding infrequent restarting loads of up to 1.2 times the transformer rated current. Two such restarts may take place in succession at 5 seconds interval..2 Transformers shall be capable of delivering rated current at applied voltages equal to 90% and 110% of the rated voltage..3 The impedance voltage shall be as stated in the Contract Documents..4 Transformers provided with AF cooling shall have guaranteed power output ratings at least 40% above the AN rating within the specified enclosure. Rating calculations shall be provided for AN and AF cooling under various ambient temperatures.

4 PAGE 4/ Core.1 Core Material.1 All transformer cores shall be fabricated from non-aging, cold-rolled, grainoriented, high permeability silicon steel or other approved steel having low-loss characteristics..2 Core Construction.1 The magnetic circuit shall be of core construction designed to avoid static discharges and the development of short circuit paths within itself or to the earthed clamping structure. Mitred joints between cores and yokes shall be employed on all sizes of transformer in which this technique is practicable. All core laminations shall be free of burrs and stacked without gaps..2 All parts of the core shall be of robust design capable of withstanding mechanical shocks. Bracing of the core and winding assembly must be adequate to prevent distortion during normal lifting, transportation and handling of the transformer..3 All structural members of the assembled cores shall be of steel except when conventional core-bolt clamping is replaced by an approved taping or bandedclamping technique..4 Adequate fixtures shall be provided for lifting the core and windings separately..5 All structural steel shall be adequately painted before being built into the structure. Any non-magnetic or high-resistance alloy included in the design shall be subject to approval..6 Core laminations shall be specially treated to avoid moisture ingress and consequent core corrosion..3 Core Insulation.1 Individual laminations shall be insulated with material which will not deteriorate due to the action of pressure..2 The magnetic circuit shall be earthed. With the earthing removed, the magnetic circuit shall be insulated from the clamping and supporting structure and all structural parts, and shall withstand the test specified..3 An insulation Class F with a maximum temperature rise of Class B (100K)..4 Core Earthing.1 All metal parts of the transformer except individual core lamination, core bolts and side-clamping plates shall be maintained at earth potential.

5 PAGE 5/19.2 The magnetic circuit shall be earthed to the clamping structure through one removable core-insulation-test link only, placed in an accessible position..3 Magnetic circuits having an insulated sectional construction shall be provided with a separate link for each individual section and the arrangement of the connections shall be subjected to approval..5 Core Flux Density.1 The maximum flux density in any part of the core and yokes at normal ratio, frequency and voltage shall not exceed 1.6 Telsa..6 Efficiency 2.4 HV Coil.1 The transformer shall have an efficiency of nothing less than 99%..1 Winding Conductor Material.2 LV Coil.1 Windings only shall be high-conductivity electrolytic copper and transposed winding conductors shall be employed where appropriate..2 Winding Clamping and Bracing The HV windings will be vacuum cast in a class F fireproof epoxy resin casting system composed of: - An epoxy resin - An anhydride hardener with a flexibilising additive - A flame-retardant filter The flame-retardant filter will be thoroughly mixed with the resin and hardener. It will be composed of trihydrated alumina powder (or aluminium hydroxide) or other flame-retardant products to be specified, either mixed with silica or not..3 Windings shall be designed to reduce to a minimum the out-of-balance electromagnetic forces in the transformer at all voltage ratios..4 Windings and connections shall be adequately braced to withstand mechanical shocks and electro-magnetic impulsive forces which may occur during handling, transportation and transient-current surges..5 The stacks of windings shall receive adequate shrinkage treatment before final assembly..6 Clamping of the coil assemblies shall be of approved material and be arranged to prevent deterioration of the core characteristics..1 The conductor material used for the low voltage winding shall be rectangular

6 copper foil. Aluminium is not acceptable. DRY TYPE CAST-RESIN TRANSFORMERS PAGE 6/19.2 To improve the short circuit strength, it is essential with higher currents, that the windings are made using foil windings. When the low voltage coils are made using foil windings, the width of the foil conductor shall be equal to the length of the final coil..3 The low voltage foil winding shall be protected and reinforced using glassfibre fabrics that are fully casted under vacuum using a resin material. During the later polymerization process, this resin will soften and be cured to permanently bond the conductors together to form a solid block, able to resist to radial short circuit forces..3 Winding Insulation.1 Insulation of windings and connections shall be free from insulating compositions liable to soften, ooze out, shrink or collapse during service. The winding insulation shall be Class F..2 All windings shall be fully insulated as defined in IEC All neutral points or star or inter-star windings shall be insulated for the voltages specified..4 Winding Connections.1 The transformer windings shall be connected in accordance with the IEC group of symbols..2 The star-point shall be brought out and connected via insulated busbar to the neutral earthing bar. Earthing shall only take place at the transformer end..5 Winding Ratio.1 The ratio of voltage between phases on the higher and lower voltage windings of each transformer measured at no-load shall be those stated in the Contract Documents. 2.5 Losses and Their Evaluation.1 The guaranteed no-load and load losses shall be separately quoted by the Contractor at the time of tendering..2 Subject to compliance with the technical specifications, commercial conditions and delivery requirements, Tenders will be assessed on the basis of least 'Present Worth' of capital cost plus guaranteed losses as follows:- PV (in Ringgit = Malaysia) 15,613 Wn + 3,712 Wl + C where Wn = Guaranteed no-load loss (kw),

7 PAGE 7/19 Wl = Guaranteed load loss (kw), C = Purchase cost..3 The acceptance of transformers supplied yielding actual component losses higher than the guaranteed values shall be governed by the following:-.1 Case A - Component losses in excess of guaranteed values, but within the tolerances permitted under IEC Transformers under Case A shall be acceptable subject to full compliance with all other technical particulars and subject to the Contractor accepting the imposition of penalty charges for each kw or part thereof of component losses in excess of the guaranteed values, at the loss evaluation rates mentioned above..2 Case B - Component losses in excess of guaranteed values and exceeding the tolerances permitted under IEC The acceptance of transformers under Case B shall be entirely at the discretion of the Employer's Representative and subject to the Contractor accepting the imposition of penalty charges for each kw or part thereof of component losses in excess of the guaranteed values, at the loss evaluation rates mentioned above..4 In the case of the transformer supplied yielding component and total losses which are either equal to or below the guaranteed values, the Contractor will not be entitled to any premium for the reduction in losses below the guaranteed values. 2.6 Noise Limits and Anti-Vibration Pads.1 The maximum guaranteed A-weighted sound pressure level (SPL) developed by a transformer with ANAF cooling at a distance of 0.3-metre shall not exceed the value given by SPL = log 10 P db(a) where P is in kva..2 Measurement of noise levels of transformers and associated equipment shall be in accordance to IEC Anti-vibration pads shall be provided and installed for each transformer assembly to reduce the transmitted vibration to less than one tenth. 2.7 Core and Winding Lifting and Haulage.1 Four rollers/wheels adjustable through 90 o for longitudinal and transverse movements shall be provided at the base. All rollers/wheels shall have facilities for fixing/locking

8 to prevent the movement of the whole assembly after installation. 2.8 Transformer Enclosure DRY TYPE CAST-RESIN TRANSFORMERS PAGE 8/19.1 Transformer enclosure covers shall be so constructed that they can be removed and replaced. Each transformer enclosure shall allow for natural and forced ventilation. The enclosure shall provide a primary and secondary air terminal connection chamber.2 The enclosure shall be of sheet steel minimum 2mm thick and of robust construction..3 The enclosure shall offer a protection of at least IP 31 as per IEC 529 and shall be provided with an appropriately sized copper earth bar for external connection to adjacent switchboards and system earth. 2.9 Transformer Frame Earthing.1 A substantial earthing terminal capable of carrying the maximum possible earth-fault current shall be provided close to the base of the frame structure. The terminal shall be designed to carry this current without damage, for duration of at least equal to the short circuit period for which the main windings are designed, in accordance with IEC Bonding.1 Substantial bonding-connection studs must be provided to permit the bonding of all transformer ancillary equipment and housing, not forming an integral part of the main transformer frame, to the transformer frame Off-Circuit Tap Changing.1 Off-circuit tapping range is as follows:.1 Plus tapping - 2.5% and 5%.2 Main tapping - 0%.3 Minus tapping - (-) 2.5% and (-) 5%.2 Off-circuit tappings shall be provided on the higher voltage windings for a variation of no-load primary voltage as specified..3 Off-circuit tap-changing shall be carried out by means of internal accessible links and shall be tamper-proof complete with a protective covering..4 The terminal numbers corresponding to the tapping position shall be cast or engraved in a metal indication plated fixed to the transformer case Winding Temperature Measurement and Indication.1 Winding temperature indication and protection shall be provided for each limb of each transformer.

9 PAGE 9/19.2 The winding temperature shall be determined at least one location in each LV winding by means of interchangeable thermistors sensors and a relay unit. The leads of these thermistors shall be brought out into a terminal box located on the front lower part of the transformer enclosure. The relay unit shall be located in the box and all cables shall be heat resistant. Five N.O. (normally open) and one N.C. (normally closed) contacts of 5A continuous thermal rating shall be provided. One for starting the fan, one for alarm, one for protection tripping purpose, one for remote monitoring of winding temperature alarm and two for fan ON/OFF indication..3 The thermistors shall be of the positive temperature coefficient (PTC) type and be supplied complete with auxiliary equipment by the transformer manufacturer under his full guarantee..4 The thermistors shall be located such that no overvoltage protection devices are required..5 Temperature indicator shall be in the form of dial-type indicator calibrated in degree Centigrade and be fitted with a hand-reset pointer to register the highest temperature attained. The indicator shall be mounted on the transformer enclosure such that it is clearly visible from the front. The indicator shall have two change-over contacts of at least 1A continuous thermal rating Air Forced Cooling (AF).1 All transformers shall be fitted with cross flow fans. The fans shall have low noise level and shall increase the transformer output power up for long periods of overload within the temperature limits complying with IEC They shall be automatically controlled by thermal sensor circuits. Fans shall be installed on both sides and bolted firmly to the transformer base within the transformer enclosure..2 Power supply to fan motors shall be 240V single-phase AC derived from the output terminal of the transformer through HBC fuses fitted in a cubicle supported on the frame of the enclosure. Cables shall be heat resistant Minimum Air Clearance.1 The transformer terminals shall have minimum external clearances in air in accordance with IEC Terminals and Connections.1 Transformers shall be equipped with busbar for the HV phases and busbar trunking for the LV phases and neutral. The busbars shall be suitably spaced and positioned for connection to the flange end of the busway system. Coordination shall be made with the HV isolator switch and LV main switchboard manufacturer. Terminal markings shall comply with IEC Terminal Marking, Rating Plates and Danger/Warning Signs.1 The terminal marking plate shall show a plan view of the terminals with the characters of terminal markings in accordance with IEC 76. It shall also show the tappings in a

10 PAGE 10/19 tabulated form..2 The rating plate shall indicate the following in accordance with IEC :-.1 Manufacturer's name and address.2 Transformer specification reference.3 Ratings in kva (AN/AF) and degree of protection.4 Volts at no-load and normal tapping:-.1 High voltage.2 Low voltage.5 Current at rated load and normal tapping:-.1 High voltage.2 Low voltage.6 Number of phases.7 Frequency.8 Vector group symbol.9 Type of cooling.10 Impedance voltage at normal tapping..11 Insulation level.12 Mass of core in kg.13 Mass of windings in kg.14 Total mass in kg.15 Manufacturer's serial number.16 Year of manufacturer.17 Maximum temperature rise in windings in C.18 Environmental class.19 Climatic Class.20 Fire Behaviour Class

11 PAGE 11/19.3 The terminal markings and rating plates shall be of a durable and corrosion resistant material and its markings shall be permanently legible. The two plates may be combined into a single plate..4 An appropriate danger sign shall be installed on each winding..5 High voltage warning signs with the voltage level clearly stated shall be installed on all removable covers Accessories.1 Transformers shall be provided with the following standard accessories:-.1 Lifting lugs.2 Jacking pads.3 Earthing terminal.4 Rating and terminal marking plates.5 Dial type thermometer on each winding (located away from open HV bushing terminals).6 Thermistors in each winding and relay complete with five sets of contacts.7 Wheel base.8 Anchor bolts 2.18 Finishing and Painting.1 All metal structures and sheet steel shall be adequately protected against corrosion. Preparation of surfaces for painting shall be made complying with BS All mill scale, loose rust and welding slag, shall be removed by hand tools and the metal surfaces shall be cleaned free from dirt, oil, grease, wax and other contaminants..2 The sheet steel shall be zinc phosphate treated to a minimum thickness of 3.0g/m 2 prior to the application of paint..3 The manufacturer's standard is acceptable, if at least equivalent to using the electrostatic spray process and oven-baked with: -.1 One coat of stoving primer (zinc epoxy primer) of minimum thickness 30 microns..2 One coat of melamine resin paint of minimum thickness 30 microns..3 One final top coat of melamine paint of minimum thickness 15 microns.

12 PAGE 12/ Spares Alternatively, the metal surfaces shall be coated with a layer of weather resistant paint (epoxy polyacrylic for primer and top coat) via cathodic electro deposition process. The dry film thickness shall be at least 35 microns..4 All panels shall have a consistent and matching paint finish. The final top coat colour shall be light grey (Munsell Code N-7) or manufacturer's standard colour subject to Employer Representative's approval..5 The assembly shall be treated in all respects to provide a lasting durability under the specified service conditions..6 Repair painting shall be done when there is development of any detrimental film irregularity, such as lifting, loose, cracked, brittle or non-adherent paint or discoloration after completion of painting..7 The equipment supplier shall submit detail of his painting system and procedures for review and approval by the Employer's Representative..1 Spares to be supplied shall include: -.1 Dial type thermometer - 10% but not less than 3 sets.2 Relay unit for PTC - 10% but not less than thermistor 3 sets.3 Thermistor and - 10% but not less than adhesive 6 sets.4 Anti-vibration pads - 10% but not less than 6 sets.5 Cooling fans and - 10% but not less than motor 2 sets.2 All pares shall be clearly labelled in a permanent manner for easy identification and shall be properly packed for prolonged storage in tropical climatic conditions. 3.0 EXECUTION 3.1 Tests.1 Perform all test at works recommended in the IEC In lieu of actually carrying out the type tests, routine test and special test, a complete type test certificate by STL accredited laboratories shall be submitted for approval of the Employer's Representative. Certificate of attestation/witnessing report by STL laboratories (where test are carried out in other laboratories but witnessed by STL laboratories engineers) are not accepted. Test reports are only applicable for the country of manufacturing stated in the test

13 PAGE 13/19 certificate. Submission of products manufactured (same brand/make) but from different country of manufacturing than the stated certificate is not accepted. The rating of the cast resin transformer to be supplied shall be completely type tested with certificate of complete type test by STL laboratories. Should there be any discrepancies between the proposed rating and the rating as stated in the certificate, only certificate with higher rating is accepted..2 Routine Tests.1 These tests will be carried out on all the transformers after the manufacturing, enabling an official test certificate to be produced for each one: - measurement of windings resistance - measurement of the transformation ratio and vector group - measurement of impedance voltage and load loss - measurement of no load loss and no load current - applied voltage dielectric test - induced voltage dielectric test - measurement of partial discharges. For measurement of the partial discharges, the acceptance criterion will be: - partial discharges less than or equal to 10 pc at 1.30 Un. (All these tests are defined in the IEC and IEC to standards)..3 Type Test.1 Carry out the following special tests recommended according to IEC in an STL accredited laboratories: -.4 Special Tests - temperature rise test with air forced fan carried out in accordance with the simulated loading method as defined by the IEC standard - lightning impulse test in accordance with IEC Carry out the following special tests recommended according to IEC in an STL accredited laboratories: -.1 Partial discharge measurement.2 Measurement of sound level.3 Short-circuit test, routine test to be performed before and after short circuit test..4 Environmental.5 Climatic E2.6 Thermal Shock C2.7 Fire Behaviour F1 (All the tests are defined by the IEC and IEC to

14 PAGE 14/19 standards)..5 Test for Climatic, Environmental and Fire Behaviour classifications These transformers will be of climatic class C2 and of environmental class E2 and Fire Behaviour class F1 as defined in IEC C2, E2 and F1 classes will be indicated on the rating plate. The manufacturer must produce a test report from an STL accredited laboratories for a transformer of the same design as those produced. The tests must have been performed in accordance with IEC Test sequence and criteria of Climatic, Environmental and Fire Behaviour. In accordance with IEC clause 13.4, the sequence of the test shall be in the order of i) Climatic C2, ii) Environmental E2 and iii) Fire Behaviour F1,carried out on the same unit of transformer. The manufacturer must produce a test report from an STL accredited laboratories on a transformer of the same design as those produced and on the same transformer which have initially passed the above Climatic and Environmental tests and Fire behaviour test..7 Acceptance Tests at Manufacturer's Works.1 The transformers shall be subjected to the following tests and a complete test report shall be provided:-.1 Visual Inspection.1 Labelling, nameplate and phase markings..2 Main dimensions of transformer and enclosure.3 The degree of protection of the enclosure.4 Off-load tap-changer.5 The insulation of windings.6 The creepage distances and clearances.7 The proper mounting of components.8 The wiring and cabling.9 The correct wiring of main and auxiliary circuits.10 The suitability of clamping, earthing and terminating arrangements

15 PAGE 15/19.11 The finish of the transformer, fan and enclosure etc..2 Insulation resistance tests between: -.1 Primary winding to earth.2 Secondary winding to earth.3 Primary winding to secondary winding.4 Core to earth.3 Measurement of winding resistance to IEC Measurement of voltage ratio at all tap positions and check of voltage vector relationship to IEC Measurement of impedance voltage (principal tapping), short-circuit impedance and load loss to IEC Measurement of no-load loss and current to IEC Separate-source voltage withstand test to IEC Induced over-voltage withstand test to IEC Measurement of noise level to IEC Partial discharge measurement to IEC Short-circuit test to IEC Heat/load cycle test.13 Functional tests for control and protective devices, such as winding over-temperature detector, and forced-air cooling facilities..14 Painting and finishing tests: -.1 Measurement of paint thickness..2 Humidity (cyclic condensation) test to BS 3900 Pt. F2. Painted panel shall withstand 1000 hours under test with no blistering of film and corrosion of base metal..3 Adhesion test to BS 3900 Pt. E10. Test tape shall not expose more than one 3mm 2 of bare metal or underlying coating..4 Impact resistance test to BS 3900 Pt. E7. Paint shall not chipoff.

16 PAGE 16/19.8 Site Tests.1 The following tests shall be performed on each transformer after installation and copies of all test certificates and records shall be submitted to the Employer's Representative: -.1 Visual inspection.1 Correctness of location and mounting.2 Labelling, nameplate and phase markings.3 The finish of the transformer, fan, and enclosure etc..4 Off-load tap-changer.5 Proper terminal markings.6 The creepage distances and clearances.7 The proper mounting of components.8 The wiring and cabling.9 The correct wiring of main and auxiliary circuits.10 The suitability of clamping, earthing and terminating arrangements.11 The correct labelling of components.2 Insulation resistance tests between:-.1 Primary winding to earth.2 Secondary winding to earth.3 Primary winding to secondary winding.4 Core to earth.3 High voltage test.4 Measurement of winding resistance to IEC Measurement of voltage ratio and all tap-positions and check of voltage vector relationship to IEC Functional tests for control and protective devices, such as winding over-temperature detector, and forced-air cooling facilities.

17 PAGE 17/ Packing For Transport And Handling 3.3 Storage.1 Transformers shall be shipped after they have been dried out in an approved manner and properly sealed..2 All plant and equipment shall be packed in a manner such that they are adequately protected against the tropical climatic conditions encountered during shipment and storage at site. All fragile parts are to be packed separately in an approved manner..3 Lifting eyes shall be provided to facilitate lifting. Manufacturer shall provide information for unpacking and lifting safely, including details of any special lifting and positioning devices, which are necessary..4 On arrival at site, the consignment shall be checked against the delivery notes..1 On delivery to site, the transformers shall be stored in-door in a clean, dry and ventilated place to prevent dust and water ingress. 3.4 Installation.1 Coordinate with other specification Divisions to ensure the floor is sufficiently level. Provide any AC power supply required..2 Install foundation channels such that they are flush with the floor..3 If the transformer assembly is delivered to site in knock down units, obtain the services of the manufacturer's representative to supervise the reassembly of the transformer on site and to certify that the transformer has been assembled in accordance with the manufacturer's instruction..4 Position, bolt securely each transformer with anti-vibration pads on the foundation channel according to manufacturer's recommendations. All transformers shall be installed level and plumb..5 Provide copper earthing conductor from transformer secondary to nearest main earthing bar..6 Complete and check wiring and control cable prior to pre-commissioning..7 Adjust transformer taps for rated output voltage under normal operating conditions..8 Replace all enclosure covers and carry out pre-commissioning checks..9 Installation procedures shall follow manufacturer's recommendation..10 Set temperature limits on temperature dial and relay unit..11 Records shall be kept of installation works and submitted to the Employer's Representative.

18 PAGE 18/ Training of Operation and Maintenance Staff.1 Provide training schedule and agenda and list of instructors from original equipment manufacturer (OEM) and the trader contractor..2 Provide classroom training..3 Provide field training with demonstration on operation and maintenance..4 Review O&M Documentation and Test Results..5 Review Spare Parts List. 3.6 Handing-Over and Employer's Acceptance.1 Endorse defects list..2 Provide all keys..3 Initiate Certificate of Readiness for Handing-over.