CHAPTER 3 TECHNICAL SPECIFICATION FOR HT MOTOR

16-QMP-05-3B CHAPTER 3 TECHNICAL SPECIFICATION FOR HT MOTOR 00 21.02.12 Rev. Date ISSUED FOR USE Triune Energy Services Pvt. Ltd. New Delhi De...
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16-QMP-05-3B

CHAPTER 3 TECHNICAL SPECIFICATION FOR HT MOTOR

00

21.02.12

Rev.

Date

ISSUED FOR USE

Triune Energy Services Pvt. Ltd. New Delhi

Description TECHNICAL SPECIFICATION FOR HT MOTOR

AKJ

ARUS

TBY

Prpd.

Chkd.

Appd.

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 1 of 18

16-QMP-05-3B

1.0

SCOPE These specifications cover the design, manufacture, inspection, testing, packing and supply of flameproof, weather proof high voltage squirrel cage induction motor and associated accessories, to run mainline pump as specified.

2.0

GENERAL The motor and its components parts and auxiliaries shall be designed and manufactured to provide interchangeability in the product of any vendor between the same class, size and type. The vendor shall use only highest standard material and the workmanship employed shall be of best quality accepted internationally.

3.0

SITE CONDITIONS Motor shall be suitable for operating satisfactorily in humid and highly corrosive atmosphere prevailing in Refineries and other petroleum installations. Ambient temperature: 5C to 50C Humidity: 98% Altitude: Less than 1000 mtrs above (MSL) Mean Sea Level

4.0

APPLICABLE CODES. The offered motor and its components shall be in accordance with latest editions of following standards. Vendor shall clearly bring out in the offer the applicable standard for every features of the offered motor, if

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different from the following standards. a)

IEC 60034-1/ IS : 325

:

Specifications for three-phase induction Motors.

b)

IEC 60034-1/ IS : 4722

:

Specifications of Rotating Electrical machines.

c)

API-RP–500–C/IS : 5572 (Part-I)

:

Classification of hazardous areas

d)

IEC 60034-5/ IS : 4691

:

Degree of protection provided by enclosures of rotating electrical apparatus.

e)

IEC 60079-1/ IS : 2148

:

Flame proof enclosures of electrical apparatus.

f)

IS:1231/ Equivalent IEC Std.

:

Dimensions of three phase foot mounted Induction motors.

g)

IS:2223/ Equivalent IEC Std.

:

Dimensions of flange mounted AC induction motors

h)

IEC 60034-7/ IS : 2253

:

Types of construction and mounting of motors

i)

IEC 60034-8 / IS 4728

:

Terminal marking for rotating electrical machinery

j)

IS:8789/ Equivalent IEC Std.

:

Value of performance characteristics for three phase induction motors.

k)

IS:4029/ Equivalent IEC Std.

:

Guide for testing of three phase induction motors.

l)

IEC 60034-2/ IS : 4889

:

Method of determination of efficiency of rotating electrical machines.

m)

IEC 60034-14

:

Measurement of evaluation of vibration of rotating electrical machines.

o)

IEC 60034-18/ IS : 1271

:

Insulating materials for electric machinery and apparatus in relation to their thermal stability in service.

p)

IEC 60034-6/ IS : 6362

:

Designation of Methods of cooling for rotating electrical machines.

q)

IS : 7816/ Equivalent IEC Std.

:

Guide for testing insulation resistance of rotating machines.

r)

IEC 60034-9

:

Noise level

s)

ISO : 1940

:

Measurement and evaluation of permissible residual imbalance for dynamic balancing

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 2 of 18

16-QMP-05-3B

5.0

CERTIFICATES The necessary certificate from the explosive and other concerned authorities shall be furnished for flameproofness (EExd) and weather proofness for motor and associated accessories alongwith the offer. The motors and associated equipment shall have test certificates issued by recognized independent test house (CIMFR/BASEEFA/LCIE/UL/FM or equivalent). All indigenous motors shall conform to Indian Standards and shall be certified by Indian testing agencies. All motors (indigenous and imported) shall also have valid statutory approvals as applicable for the speciofied location. All indigenous flameprrof motors shall have valid BIS license & marking as required by statutory authorities.

6.0

DUTY Motor offered shall be suitable for continuous duty for driving the pump having details given in the pump data sheet, at the required loads. The motor shall be designed suitable for inverter operation using variable frequency drives as per specification given in Clause-5 of 9579-02-TS-102 as well as direct on line. The starting current shall be limited to 5 times the full load current. Motor shall be designed for restarting under full load, after a momentary loss of voltage with the possibility of application of 100% of the rated voltage when the residual voltage has dropped down to 50% and is in phase opposition to the applied voltage. The offered motor shall also be suitable for DOL starting at 80% of rated voltage. The motor shall be designed to allow the minimum of consecutive starts indicated below: a.

No. of consecutive start ups with initial temperature of motor at ambient level (cold)

:

3

b.

No. of consecutive start-ups with initial temperature of the motor at full load temperature (hot)

:

2

c.

No. of hourly start-up uniformly distributed starting from final steady working temperature.

:

3

The locked rotor withstand time of the motor at 110% of the rated voltage shall be at least 2 5 seconds more than the motor starting time at 80% of the rated voltage 7.0

ELECTRICAL SYSTEM (i) Rated voltage

: 6600 Volts  10%

(ii) Rated frequency : 50 Hz  3% (Shall be suitable for variable frequency drives) (iii) Any Combination of (i) & (ii) (iv) Rated output 8.0

: To meet the pump requirement as specified.

RATING & PERFORMANCE Motors will be required for continuous, satisfactory operations under following conditions. 

Direct On Line



With a solid state power supply consisting of an adjustable frequency inverter for speed control.



Current waveforms produced by the power supply including the current harmonics generated by the waveform



At any speed to meet pump operational parameters as per the requirements



Withstand torque pulsations resulting from current harmonics generated by the variable frequency drive

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power supply.

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 3 of 18

16-QMP-05-3B



Motor shall be constructed such that in an emergency it will withstand, without mechanical damage, 20% over speed above rated induction speed for minimum 2 minutes as per IS 325 / IEC 60034-1.

9.0

DIRECTION OF ROTATION The direction of rotation shall suit the requirement of pump. It shall be clearly marked on the body of motor together with phase sequence of the motor terminals associated with this rotation.

10.0

ENCLOSURE The motor shall be flameproof/weatherproof, totally enclosed fan cooled suitable for installation in Class I Div. I areas, gas groups C & D as per API –RP-500C and Zone-2, Gas Group-IIA/IIB, Temperature Class T3 as per IS: 5572 certified by BASEFEFA, UK/LCIE, France / CESI, Italy or any other equivalent certification bodies approved by European Economic Community and FM, USA/ UL, USA or Class-I, Division-I gas group IIA & IIB as per IS : 5572 and with IP-55 protection as per IS: 4691 or equivalent IEC standard.

11.0

WINDINGS Motor shall be provided with class F insulation with temperature rise (above the specified ambient temperature) limited to class B as specified in the relevant Indian Standard. Winding shall be adequately braced to prevent any relative movement during operating conditions.

12.0

WINDING TEMPERATURE DETECTORS The motor shall be provided with platinum resistance temperature detector (RTD) of 100 Ω resistance and temperature coefficient of 3.85 x 10-3. RTDs shall be located in suitable positions to measure the winding temperature. A minimum of duplex type three (one per phase) or Simplex type Six (Two per phase) detectors shall be provided between the coil sides to measure the winding temperature and Duplex type three (one per phase) or Simplex type Six (Two per phase) at the base of the slots to measure core temperature, each placed 120C apart. A separate terminal box shall be provided for the temperature detectors for connection with the remotely located controller unit of the Owner. Details of this terminal box are given elsewhere in the tender.

13.0

TERMINAL BOX The ends of the winding shall be brought out into the terminal box by means of non-tracking fire proof and non hygroscopic bushing with adequately sized bolted anti vibration terminals. The terminals shall be adequately designed to prevent slackening of connections & reduction of clearances due to vibration. Line terminal shall be thoroughly insulated from the frame. The terminal box shall be located on the right side of motor, viewed from the driving end. The terminal box shall be EEx(d) terminal box suitable for bottom cable entry. Neutral point of the star windings shall be brought out through a bushing in separate flameproof terminal box for housing neutral CT for differential protection. The housing shall be flameproof/explosion proof certified. CT shall be in the vendor’s scope of supply. CT ratio, burden, short time rating etc. shall be firmed up during detail engineering.

Accuracy class shall be PS (with designed magnetizing current and the knee point

potential) or as per the differential relay requirements (relay shall be part of the Owner supplied HT switchboards). Terminal box and cable entries shall be flameproof and explosion proof certified having flameproof designation as EEx(d). Necessary clearances and crepage distances between live parts and between live parts & earth shall be kept. Motor terminal box shall be suitable for withstanding a 3-phase short circuit at the

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terminals of the motor for 0.25 sec.

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 4 of 18

16-QMP-05-3B

Terminals shall be distinctly marked inside the terminal box as per relevant IS./ International Standards. The marking shall be non-removable, indelible, non-cracking, insulating and chemical resistant. Nickel or cadmium plated brass flameproof double compression cable glands and copper lugs shall be provided for the number and size of the cables specified. Cable sizes specified in the data sheet are tentative and same shall be confirmed after placement of the purchase order. All cable entries shall be NPT sized. 14.0

BEARINGS Motor bearing shall be of suitable type and size to accommodate any axial thrust from pump and its own axial/radial thrust. Motor bearing shall be chosen such that in all case bearing shall have a minimum life of 40,000 hours. Detailed specifications of bearings and lubrication shall be furnished along with the offer. Motors shall have preferably Grease lubricated bearings (Ball or Roller) or of manufacturers standard type. Whenever sleeve bearings are provided (For 2 Pole motors with rating above 750kW), it should be of proven design. In case motor bearings are forced lubricated, the system for same shall also be supplied with the motors & bidder has to submit details thereof with the offer.

14.0.0

Grease Lubricated bearings: Bearings shall be capable of grease injection from outside without removal of covers. When grease nipples are provided, these shall be associated where necessary, with appropriately located relief devices, which ensure passage of grease through the bearings. The motors shall have facility of on line greasing.

14.1.0

Sleeve bearings: Sleeve type bearings shall be fitted with oiler rings for continuous lubrication. The Oil reservoirs shall have a form suitable for allowing settling of any solids or residuals particles contained in the oil. The covers shall be provided with suitable openings for adding and draining oil, together with an overflow plug and level indication. The shaft shall have perfect seals so as to prevent entry of dust or moisture.

14.2.0

Forced lubrication bearings: The oil lubrication system shall be independent of the driven machine. Common lubrication system for the driven equipment and the motor can be accepted provided it is separate from the seal oil system. The common lubrication system shall be provided with suitable degassing equipments to extract gas reducing the probability of gas entering the motor. In the independent lubrication system, oil supply shall be guaranteed by one of the following methods: -

With a mechanical pump co-axial with the motor and supplemented by a separate electric motor driven pump for initial lubrication during start up and stopping operations.

-

With a separate motor driven pump. In this case the lubricating system shall consists of two identical motor driven pumps, one running and one acting as standby.

In addition to the pumps, the lubrication system shall be supplied complete with the following as a minimum: a)

An oil cooler of shell and tube type with tubes of inhibited admirally brass. Internal coolers shall not be accepted. To prevent the oil from being contaminated, if the cooler fails, the oil side operating pressure shall be higher than the water side operating pressure.

b) An austenitic stainless steel oil reservoir with the following characteristic: -

The capacity to avoid frequent filling, to provide adequate allowance for system rundown and to provide a

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retention time of at least 3 minutes to settle.

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 5 of 18

16-QMP-05-3B

-

Provision to eliminate air and minimize flotation of foreign matter to the pump suction.

-

Fill connections, reflex type level indicators and breathers suitable for outdoor use.

-

Sloped bottoms and connections for complete drainage

-

Clean out openings as large as practicable.

-

A bypass line that returns below the oil level to eliminate aeration and static electricity.

-

A thermostat with two electrical contacts for alarm & tripping in case of high oil temperature.

c)

A supply and return system.

d) A duplex full flow filter with replaceable elements and filtration of 25 micron nominal or finer as recommended by the bearing manufacturer. Filter cartridge material shall be corrosion resistant. Metal mesh or sintered metal filter elements shall not be acceptable. The filter shall not be equipped with a relief valve or automatic bypass system. e)

The motor driven auxiliary pumps shall be provided with suction strainer and an automatic/manual control system arranged to start automatically on low oil pressure and with manual shutdown only.

f)

Sight flow indicators in each bearing drain line.

g) Temperature gauges (with thermowells) in the reservoir, after the oil cooler and each bearing drain line. h) Low pressure alarm and shutdown switches. i)

A pressure gauge (with valve to remove) for each pressure differential indicator to measure filture pressure drop.

j)

Thermostatically control electric immersion heater with a sheath of austentic stainless steel for heating the charge capacity of oil before start-up in cold weather. The heating device shall have sufficient capacity to heat the oil in the reservoir from the specified minimum site ambient temperature to the start-up temperature, as required by the manufacturer, within 12 hours.

k) The oil pumps shall have steel casings unless they are enclosed in a reservoir. All other oil containing pressure components shall be steel. A control panel shall be provided for operation & control of the lubrication system. The control panel shall include fuses, electrical contactors and thermal relays for the protection and operation of the motor driven pumps, push-buttons, auxiliary relays and timer relays for the automatic and manual starting up and shutting down of the oil pump. The control panel should have the provision of communication with owners SCADA/PLC system. Potential free contact for trip & alarm shall be provided for extending to owners PLC. For analog signal 4-20 mA output to be provided. Equipment and accessories provided shall conform to the hazardous area and the environment condition mentioned motor data sheet and clause 10.0.0 of this specifications. All interconnecting power & control cables between panel & equipment, instruments, switches, meters etc required for the forced lubrication oil system shall be provided by the vendor. Cables should be armoured, FRLS suitable for high temperature duty. All cable gland (Suitable for the area) shall also be provided by the vendor. 15.0

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15.0.0

INSULATION WINDING INSULATION

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 6 of 18

16-QMP-05-3B

The motor winding shall be specially treated to resist the action of corrosive agents, liquid or gaseous substances and sulphur vapour as may be present in the atmosphere of petroleum installation that may tend to dissolve or deteriorate the insulation. The winding shall be tropicalized and shall be suitably varnished, baked and treated with epoxy gel for operating satisfactorily in humid and corrosive atmospheres. Adequate insulation shall be provided between coils of different phases, which lie together. Motor insulation shall be designed to withstand high levels of dv/dt for inverter operation. The supplier shall clearly indicate the level of inter turn insulation provided. 15.1.0

BEARING INSULATION The NDE bearing shall be insulated from the motor frame to avoid circulating shaft current. A detailed drawing showing the insulation arrangement shall be furnished. In any case, the induced voltage at the shaft end with motor running on no-load shall not exceed 250 mV rms for ball/roller bearings and 400 mV rms for sleeve bearings.

15.2.0

RTD INSULATION The insulation for RTDs shall be as mentioned in the instrumentation chapter 6.

15.3.0

JOINTS All joints in the motor insulation such as coil connection etc shall be insulated to the same level as that of complete motor. Additionally, joints should have minimum resistance and mechanically strong. Joints shall be braced to withstand various stresses likely to encounter during their service.

16.0

BEARING TEMPERATURE DETECTORS Resistance type temperature detectors for both DE & NDE shall be provided. Details of the temperature sensing device and their termination are given in the Instrumentation section of the tender.

17.0

COOLING Motor shall be fan-cooled. Cooling fan should be arranged to direct the airflow towards the motor pump coupling. The fans shall be of corrosion resistant material, non-sparking type and appropriately protected with a fan guard.

18.0

SPACE HEATER The motor shall have space heater, suitable for 240 V single phase, to avoid condensation during shut down period. Heater shall conform to the provisions of applicable IEC/IS codes for installations in hazardous areas. The heater leads shall be brought out into separate flameproof (EExd) –weather proof terminal box fitted with flameproof gland of NPT size suitable for specified cable.

19.0

LIFTING HOOKS Suitable eye bolts or lifting lugs of adequate design shall be provided on the body of the motor for facilitating easy lifting/ rigging during erection/ maintenance.

20.0

EARTHING TERMINALS Provision shall be made on the body of the motor to earth effectively at two distinct locations (Diametrically Opposite). Requisite nuts and spring washers shall be provided for earth connection. These earthing terminals shall be in addition to the earth terminal provided in the terminal box for earthing of the armour. Minimum size of the stud shall be 12mm.

21.0

CABLE GLANDS

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The vendor shall also supply necessary double compression flameproof cable glands and copper lugs.

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 7 of 18

16-QMP-05-3B

22.0

FOUNDATION BOLTS Requisite number of holding down bolts/foundation bolts with locking nuts shall be supplied to mount the motor on the combined base plate/foundation.

23.0

NAME PLATE A corrosion resistant stainless steel nameplate shall be affixed on the body of the motor at an accessible and easily visible place and shall have the following data.

24.0



Manufacturer’s name



Serial number and frame size



Duty



Rated KW, voltage, current, frequency



Number of phases



Winding connection



Type of motor with ISI/International marking.



RPM at full load



Insulation class



Maximum temperature rise



Type of cooling



Certifying authority & certificate no.



Tag. No. (shall be furnished by the Owner at the time of drawing approval)



Owner’s purchase order No.



NDE bearing type and cat. No.



DE bearing type and Cat. No.



Any other data specified by relevant IS/IEC.



Any other data the manufacturer deems fit. NOISE LEVEL

The permissible Noise level shall not exceed the stipulations laid down in IEC 34-9 and IS: 12065. 25.0

VIBRATIONS Motor Vibrations shall not exceed the values prescribed in IS 12075 latest edition / IEC 34-14. Proximity probes are to be provided both at DE & NDE side bearings of motor for monitoring of vibration from control room.

26.0

PAINTING All internal and external metal parts likely to come in contact with the surrounding air shall be protected with anti-acid paint suitable to resist the highly corrosive environment and given site conditions. All external surfaces shall be epoxy painted for the mentioned environment conditions. The colour shade shall be RAL 7031 as per DIN.

27.0

INSPECTION & TESTING Owner and/or representative of Owner shall have free entry in the factory of the manufacturer for inspection of the motor during the process of manufacture and after the motor is ready for final inspection and testing. It shall be the responsibility of the vendor to submit approval certificate from competent authority of explosive of their country, in support of having got the approval of subject motor for its application in hazardous area. The vendor shall inform the Owner, not less than Four weeks in advance, when the motors are ready for

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final inspection and testing. All routine and type testing shall be done in presence of the Owner and/or

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 8 of 18

16-QMP-05-3B

Owner’s representative. The vendor shall make all arrangements for inspection and testing at his or manufacturer’s works. The testing and inspection facilities shall be as per internationally acceptable norms. The motor shall be subjected to routine test and type tests as per latest editions of IS or IEC standards. Type test shall be conducted on One Motor of each rating and frame size and routine test shall be conducted on all motors. All tests shall be duly witnessed by the owner’s Inspector. Internal tests certificate for all motors from the motor manufacturer along with approval certificate from the competent authority of explosives from the country of origin in support of having got the approval of subject motor for its use in hazardous area as specified, are to be submitted to the Inspector for verification & endorsement. 27.1.0

Schedule of TYPE TESTS Type tests to be carried out & witnessed in one sample of each type/rating

27.2.0

a. b. c. d. e. f.

Full load test to determine efficiency, power factor and slip. Temperature rise test. Measurement of surface temperature of frame and space heater. Momentary over load test. Overspeed test. Measurement of starting torque, starting current, full load torque, pull out torque.

g. h. i.

Tan delta test. Measurement of efficiency & power factor on the motor by giving ½, ¾ and full load. NDE Bearing insulation checking.

Schedule of ROUTINE TESTS Routine tests to be carried out & Witnessed 100 %. Following checks and tests to be carried out under routine tests. a. b. c. d. e.

General visual checks & dimensional checks, name plate details and mounting. Terminal box type and location checking (Exd). Checking of size of cable glands. Verification of CT rating in neutral terminal box. Winding resistance measurement. Reduced voltage running up test at no load – to check the ability of motor to run up to the full speed on no load with 1/3 of the rated line voltage applied to the motor for squirrel cage motors. f. Insulation resistance test (both before and after the high voltage tests). g. High voltage test. h. No load test of motor to measure power, current & speed to determine no load loss, etc. i. Locked-rotor test and measurement of Voltage, current and power input at a suitable reduced voltage. j. Polarisation Index test k. Shaft voltage checking l. Resistance measurement of space heater, RTD’s & BTD’s. m. Measurement of Vibration level. n. Measurement of Noise level. o. Measurement of shaft centre height dimensions and clearance in terminal box. p. Verification of direction of rotation, cooling system & lubrication system. The details of the above tests ( both Type & Routine ) procedure alongwith desired acceptance values

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wherever relevant are to be furnished alongwith the drawing for Owner’s approval.

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 9 of 18

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28.0 28.0.0

DRAWINGS AND DOCUMENTATION. Following drawings and documents in English language shall be furnished as per the schedule mentioned hereunder:

Sr. No. 1. 2.

Motor data sheet duly filled in

Time of submission

Number of sets Two

Along with the offer

Flameproof, explosion proof certificate from CCE, India or competent Along with the offer approving authority in country of origin for offered motor and associated accessories in English. List of spares being supplied for erection, site testing, commissioning Along andwith the offer two years continuous operation Quality Assurance Plan Along with the offer

Two

Two

6.

Past supply (last three years) list of motors of similar category andAlong ratingwith the offer with PO copies and performance certificates from end users for the supplies only in India. Fully filled compliance / deviation sheet Along with the offer

7.

Completed Motor data sheet

Two

8.

Certified General Arrangement, cross-sectional and dimensional drawings of motor and its components Rotor shaft dimensional drawing showing weight and GD2 value

On placement of Order On placement of Order On placement of Order On placement of Order On placement of Order

On placement of Order On placement of Order On placement of Order On satisfactory completion of testing & inspection Along with inspection test reports. Along with the despatch of material On placement of Order Along with the despatch of

Six

3. 4. 5.

9. 10. 11.

12. 13. 14.

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Drawing/ Document

Foundation/mounting drawing of motor along with static/ dynamic load details. Detailed dimensional drawing of main, neutral star point and auxiliary (space heater & RTDs) terminal boxes to the extent stipulated in the purchase order, vendor shall ensure that prior approval of the purchaser is obtained for design, drawings or other documentation before proceeding with manufacture of the terminal boxes. Thermal withstand curves (hot & cold) Load characteristics curve showing variations of efficiency, power factor, slip with respect to load Speed torque curve.

15.

Test certificates and flameproof/ explosion proof certificates duly signed by the inspecting agency.

16.

All final plotted curves indicated in Sr. No. 12, 13 & 14

17.

Operation and Maintenance manuals

18.

Lubrication chart

19.

Preventive maintenance Schedule

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Two Two

Two

Six Six Six Six

Six Six One

One

Three

Three Three

Std. / Doc. Number

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9579-02-TS-101

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Sheet 10 of 18

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20.

28.1.0

Details of type test & routine test procedure along with desired acceptance values

material On placement of Order

Two

To the extent stipulated in the tender, vendor shall ensure that prior approval of the purchaser is obtained for design, drawings or other documentation before proceeding with manufacturing of the equipment.

29.0

PACKING All motors shall be securely covered in weatherproof wrapping and packed in wooden crates for export and worthy of withstanding transit and handling hazards during land transport in country of despatch, in India and also during sea/ air transit from country of despatch to India.

30.0

SPARES, TOOLS & TACKLES Vendor shall enclose list of special tools & tackles required for maintenance of Motor. List of spares

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recommended other than as per Annexure VI shall also be submitted along with the offer.

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 11 of 18

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31.0

MOTOR DATA SHEET (To be submitted separately for each location)

1.

Motor

HT SQUIRREL CAGE INDUCTION MOTOR

2.

Driven equipment

MULTISTAGE CENTRIFUGAL PUMP

3.

Duty

CONTINUOUS

4.

Manufacturer

ABB /SCHORCH GMBH/ LOHER / SIEMENS AG / BHEL.

Bidders to choose/ select and freeze the make of motor while submitting their offer. 5.

Country of origin

*

6.

Applicable standard(s)

As per clause 4.0

7.

Type

Squirrel Cage Induction

8.

Selected Kilowatt rating

*

9.

Frame size

*

10.

Operating speed range

10%-110%

11. 12.

Rated frequency

13.

Number of poles

50Hz  3% (shall be suitable for variable frequency drive & DOL) *

14.

Mounting

Horizontal

15.

Method of cooling

*

16.

Frame designation

*

17.

Flame proof designation

It shall be of EEx(d), IIB T3 as per CENELEC or equivalent designation from the other certified bodies.

18.

Explosion proof certificates no.

*

19.

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6.6 KV  10%

Rated Voltage

Details of explosion proof certificate

*

20.

Full load current in AMPS

*

21.

Full load speed

*

22.

Method of starting

Using variable frequency drive & DOL

23.

Insulation Class

F with temperature rise limited to Class B

24.

Average ambient temperature

50 C

25.

CLASS – B

26.

Max temp. rise over ambient temp. on continuous full load under normal condition. dv/dt level of the insulation

27.

Voltage withstand capacity of insulation

* KV

28.

Winding RTDs

*

a

Number of RTDs per phase

02 (Duplex type) / 04 (Simplex Type)

b

Type of RTD

Refer Instrumentation Chapter 6

c

Resistance at 0C

100 Ω

d

Temperature coefficient

3.85 x 10-3

e

Recommended Winding Temperature settings for Alarm( 0C)

*

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 12 of 18

16-QMP-05-3B 0

Trip( C) 29.

Full load torque in Kg. m.

30.

Efficiency a

* *

At Full load

*

th

b c

At 3/4 load At ½ load Power factor at

* *

a

At Full load

*

31.

b c

th

32.

At 3/4 load At ½ load Starting power factor

* * *

33. 34. 35.

Full load torque Starting torque as % of full load torque Break down or pull out torque % ( not less

* * >=175% of FLT

than 175 % of full load torque) 36.

GD2 of motor (Kgm2)

*

37.

Rotation viewed from driving end

As per pump requirement.

38.

Starting Time (Sec): At 80%V

*

At 100%V

*

39.

Locked rotor withstand time (Sec) (Shall be at

*

least 2 5 sec. more than motor stating time) 40.

Heating time constant

*

41.

Cooling time constant

*

42.

Duty point parameters of Motors i.e. at the actual KW requirement of the Pump

A B C D 43.

Net consumption at theKW actual Efficiency in % Power factor Current in Amps. CABLE Gland Size

* * * *

a

For Power cable entry in main Terminal box.

b

For Space heater cable entry in auxiliary Terminal box. Tentative Cable size is 2Cx4 mm2 Copper conductor, XLPE insulated, armoured cable. Cable for winding/bearing RTDs

To be supplied as per cable dimensions, which shall be provided during Drawing approval stage. Cable dimensions shall be provided during drawing approval stage.

c 44.

Bearings DE/NDE a

b

Word

Refer Instrumentation Chapter 6

Type

Bearing No.

DE

*

NDE

*

DE

*

NDE

*

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 13 of 18

16-QMP-05-3B

c

Minimum life (in hours)

40,000 0

d

Maximum allowable temperature ( C)

*

e

Type of lubrication

*

45.

Bearing RTDs a

Number of RTDs at DE

Refer Instrumentation Chapter 6

b

Number of RTDs at NDE

Refer Instrumentation Chapter 6

c

Type of RTD

Refer Instrumentation Chapter 6

d

Resistance at 0C

Refer Instrumentation Chapter 6

e

Temperature coefficient

Refer Instrumentation Chapter 6

F

Recommended Bearing Temperature settings for -

Alarm( 0C)

*

0

Trip( C)

*

46.

Space heater rating

*

47.

Maximum space heater temperature (0C)

*

48.

Fault level of the main terminal box

25KA FOR 0.25 SECONDS

49.

Coupling

DIRECT / FLEXIBLE

50.

Weight in Kg.

*

51.

Noise level in db at rated speed, 1 mtr. away,

*

at no load 52.

Whether list of spares / tools / tackles furnished complying clause 30.0 of motor specifications

Yes

/No

whichever

(Strike is

not

applicable)

Note: ‘*’ data to be filled up and furnished for approval 1.

Motor shall be suitable for starting with Variable speed drive & DOL.

2.

Motor shall meet all specific requirements of suitability with VFD application as per chapter-IV of the tender

Word

specification.

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 14 of 18

16-QMP-05-3B

32.0

COMPLIANCE / EXCEPTIONS AND DEVIATIONS FOR OFFERED MOTOR

NAME OF BIDDER: Bidder to stipulate here exceptions and deviations to Bidding Document, if any, separately for technical clauses in respect of the specifications.

Word

Sl.

ClauseAccepted

No.

No.

1

2

(Tick one) 3

1.

1.0.0

Yes / No

2.

2.0.0

Yes / No

3.

3.0.0

Yes / No

4.

4.0.0

Yes / No

5.

5.0.0

Yes / No

6.

6.0.0

Yes / No

7.

7.0.0

Yes / No

8.

8.0.0

Yes / No

9.

9.0.0

Yes / No

10.

10.0.0

Yes / No

11.

11.0.0

Yes / No

12.

12.0.0

Yes / No

13.

13.0.0

Yes / No

14.

14.0.0

Yes / No

15.

15.0.0

Yes / No

16.

16.0.0

Yes / No

17.

17.0.0

Yes / No

18.

18.0.0

Yes / No

19.

19.0.0

Yes / No

20.

20.0.0

Yes / No

21.

21.0.0

Yes / No

22.

22.0.0

Yes / No

23.

23.0.0

Yes / No

24.

24.0.0

Yes / No

25.

25.0.0

Yes / No

26.

26.0.0

Yes / No

27.

27.0.0

Yes / No

28.

28.0.0

Yes / No

29.

29.0.0

Yes / No

30.

30.0.0

Yes / No

31.

31.0.0

Yes / No

Triune Energy Services Pvt. Ltd. New Delhi

Deviation proposed by Bidder if No for column no. 3

4

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 15 of 18

16-QMP-05-3B

Note: 1. If the space is not sufficient, separate sheets to be attached as per this format. 2.

Bidder to note that clause no. 32.0.0 has been included in the Bidding document solely for the convenience of the Bidder so as to facilitate them to list out the deviations / exceptions both of technical and commercial nature from / to the bidding document. Owner will not recognise any deviations / exception (s) in respect of the specifications which is not listed at clause no. 32.0.0.

3.

Offers without fully filled clause no. 32.0.0 may be summarily rejected.

Word

(SIGNATURE OF BIDDER)

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 16 of 18

16-QMP-05-3B

Addresses of the Motor Manufacture or their Indian Representative

Motor Manufacturer

Manufacturer Head Office

Indian Office / Representative (If any)

ABB

ABB Ltd Affolternstr. 44 P.O. Box 8131 CH-8050 Zurich Switzerland Tel: +41 (0)43 317 7111 Fax:+41 (0)43 317 4420

Motors and Generators Asea Brown Boveri Limited 32, Industrial Area, N.I.T. Faridabad 121 001 +91 129 8823001 www.abb.co.in

www.abb.com

Schorch GMBH

Schorch Elektrische Maschinen und Antriebe GmbH Breite Straße 131 D-41238 Mönchengladbach Germany Tel: +49(0)2166-925-0 Fax: +49(0)2166-925-100 www.schorch.de

Reliance Electric

Reliance Electric Motors 6040 Ponders Court Greenville, SC 29615 Tel: 864-297-4800 Fax: 864-281-2433 www.reliance.com

Loher

Siemens AG

Loher GmbH Hans-Loher-Straße 32 94099 Ruhstorf/ Rott Germany Phone +49 (0 85 31) 3 90 Fax +49 (0 85 31) 3 28 95 E-mail: [email protected] www.loher.com

Siemens AG Wittelsbacherplatz 2 80312 Munich www.siemens.com

PROTOS ENGINEERING CO. Pte. Ltd

173, Jamshedji Tata Road Thakur Niwas, Churchgate MUMBAI - 400020 INDIA Phone: 0091-22-22028134 Fax: 0091-22-22021716 E-Mai: [email protected]

Siemens Ltd. Registered & Corporate Office 130, Pandurang Budhkar Marg Worli Mumbai 400 018 Tel.: +91 22 24 98 70 00/5 Fax: +91 22 24 98 75 00

Word

www.siemens.co.in

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 17 of 18

16-QMP-05-3B

Bharat Heavy Electricals Ltd.

BHEL House, Siri Fort, New Delhi – 110049 Tel: +91 11 26001010

Word

Fax :+91 11 26493021/26492534

Triune Energy Services Pvt. Ltd. New Delhi

TECHNICAL SPECIFICATION FOR HT MOTOR

Std. / Doc. Number

Rev.

9579-02-TS-101

0

Sheet 18 of 18