Testing Services

Testing Services

How To Brocure Test List

Steps for getting testing services

  1. Submit letter requesting test services from the Dept. of EEE, BUET. The letter has to be submitted to EEE-BRTC Office (Room No. 334, ECE Building), Department of EEE, BUET, Dhaka-1215. For a sample forwarding letter, please click here (a file will be downloaded here).
  2. Upon submission of the letter, information regarding test fee and timeline of test report collection will be provided by BRTC- EEE Office, BUET.
  3. For payment of test fee, pay order payable to ‘Director, BRTC, BUET’ has to be deposited to Sonali Bank, BUET Branch.
  4. A copy of the pay order has to be submitted to EEE-BRTC Office, BUET. The test procedure will be initiated upon confirmation of receipt of the pay order.
  5. Upon completion of testing and test report finalization, EEE-BRTC Office, BUET will contact the client to collect the test report. If requested, EEE-BRTC Office, BUET may also courier sealed copy of the report to authorized recipient. In this case signed authorization letter must be provided in advance.

Brochure

Click here to download the brochure for the tests. Fees are available on request, from the BRTC coordinator.

List of Tests

Sl No

Name of the Product

Test Items

Rating

1

Transformer

1. Measurement of Turns Ratio

2. Vector Group Test

3. Measurement of Winding Resistance at 75oC

4. Measurement of Insulation Resistance

5. Measurement of No-load Loss and No-Load Current

6. Measurement of Impedance Voltage and Load Loss at 75oC

7. Power Frequency High Voltage Test

8. Test of Transformer Oil

9. Temperature Rise Test

3 phase, Upto 100 kVA, 11/0.415 kV

3 phase, 100 ˂ kVA ≤ 250, 11/0.415 kV

3 phase, 250 ˂ kVA ≤ 500, 11/0.415 kV

3 phase, 500 ˂ kVA ≤ 1000 11/0.415 kV

3 phase, 1 ˂ MVA ≤ 5 11/0.415 kV

3 phase, 10-13 MVA 11/0.415 kV or 33/0.415 kV at supplier lab

3 phase, 10-26 MVA 11/0.415 kV or 33/0.415 kV at supplier lab

single phase, 10-20 kVA 11/0.415 kV

2

Cable

1. Dimensional Test

2. DC Resistance Test

3. Insulation Resistance Test

4. Current carrying capacity Test

5. AC high voltage withstand test

1.0 rm-10 rm BYA/NYY XLPE

10 rm-20 rm BYA/NYY XLPE

20 rm-50 rm BYA/NYY XLPE

50 rm-120 rm BYA/NYY XLPE

120 rm-240 rm BYA/NYY XLPE

240 rm-400 rm BYA/NYY XLPE

400 rm-630 rm BYA/NYY XLPE

3

Circuit Breaker (MCB/MCCB)

1. Mechanical operation test

2. Insulation resistance test

3. High voltage test

4. Impulse voltage

5. Tripping test

6. Temperature rise

Depending upon rating

4

Circuit Breaker (VCB/ACB)

1. Mechanical operation test

2. Insulation resistance test

3. High voltage test

4. Impulse voltage

5. Tripping test

6. Temperature rise

Depending upon rating

5

Instrument Transformer (CT/PT)

1. Mechanical operation test

2. Insulation resistance test

3. High voltage test

4. Ratio Test

6. Temperature rise

Depending upon rating

6

Overhead conductor

1. Dimensional Test

2. DC Resistance Test

3. Insulation Resistance Test (if insulated)

4. Current carrying capacity Test

5. AC high voltage withstand test (if insulated)

Depending upon rating

7

LT panel

1.Mechanism Operation Test

2.Rated Current Test

3.Temperature Rise Test

4.Thermal Overload Test

5.Magnetic Trip Test

6.Insulation Resistance Measurement Test

7.Power Frequency High Voltage Test

8

Room Air-conditioning Unit

1.Earthing

2.Insulation Resistance

3.Total Harmonic Distortion

9

HT panel

1. Dimensional

2. Fitment & Alignment

3. Physical Test

4. (Sample)

5. Measurement of IR Value a) Before HV Test b) After HV Test

6. High Voltage test/Dielectric

7. Impulse Test

8. Partial Discharge Test

9. Heat run /

10. Temperature rise test

11. Enclosure Protection Test / Ingress Protection (IP)

12. Calibration

13. Noise & Vibration

14. Operational & functional check

15. Clearance and creepage Distance

Depending upon rating

10

Earth resistivity

1. Earth Resistivity

`

11

Washing machine

1.Earthing

2.Insulation Resistance

3.Total Harmonic Distortion

12

PFI plant Test

1.Discharge rate of the capacitor bank

2.AC voltage test of the capacitor bank between terminals and the casing.

3.Insulation test

4.Performance test at rated voltage of the capacitor banks

5.Operations of the PFI controller, digital display, contactor, fuse and ON/OFF indicators.

6.Auto Mode Operation Sequence and Manual Mode Sequences

7.MCCB test.

Depending upon rating

13

ATS

1. Mechanical Operation Test Satisfactory

2. Functionality Test Satisfactory

3. Rated Current and Temperature Rise Test Satisfactory

4. Insulation Resistance Test Satisfactory

5. Power Frequency High Voltage Test

Depending upon rating

14

Lift, Escalator, Moving Platform

1.Control System,

2.Motor Braking System,

3.Sensor and any other opto-electrical component

15

BUSBAR

1. Dimensional Test

2. DC Resistance Test

3. Insulation Resistance Test (if insulated)

4. Current carrying capacity Test

5. AC high voltage withstand test (if insulated)

16

BBT system

1. Dimensional Test

2. Heat run

3. Insulation Resistance Test

4. Current carrying capacity Test

5. AC high Voltage withstand test

17

Auto Voltage Regulator (AVR)

1. AVR Performance Test

2. Efficiency

3. Input Harmonic Distortion

4. Input Power Factor

5. Output Voltage Regulation

6. Load Transfer Test

18

Capacitor bank

19

Insulator

1. Insulation resistance

2. High voltage width stand

20

Pin, dis type insulator

1. Insulation resistance

2. High voltage width stand

21

Surge arrestor

22

Uninterrupted Power Supply (UPS)

Integrated Power System (IPS)

1. UPS Performance Test

2. Efficiency

3. Input Harmonic Distortion

4. Input Power Factor

5. Output Voltage Regulation

6. Load Transfer Test

7. AC Main Input Failure and Return Test

8. Step Load Test

9. Overload Test

10. Voltage Distortion with Balanced Load

11. Voltage Distortion with Unbalanced Load

12. Battery Capacity

13. Protection (Under Voltage, Over voltage, Phase Failure)

23

Test and calibration of meters

1. Test of meters for calibration and comparison with standard meter

24

PA system

25

Motor

1.Efficiency

2. Power factor

3. Torque

26

Motor starter

1. Smooth conversion from Wye (START) to Delta (RUN).

2.Protections against single phasing in start condition.

3.Protection against reverse phasing.

4.Initially protection against over load condition was not working satisfactorily due to a mechanical jam in the spring. However when the jam was removed from the spring the thermal overload protection was working satisfactorily.

5.Protection against over voltage

6. Protection against under voltage.

27

Variac, current injector

1) Voltage range test

2) Current capacity test

3) Insulation test

28

Copper terminals lugs and service ball

29

Transformer, Generator sound level

1. Sound level of transformer

30

Sound and Noise Test of electrical equipment

31

Battery

Industrial 2V Battery Block

Pb-acid Battery

Li-based Battery

32

Solar PV Panel

1. Rated Power/Maximum Power under STC, Pmax (Watts)

2. Open circuit voltage under STC, Voc (Volts)

3. Short circuit current under STC, Isc (Amps)

4. Maximum working voltage at Pmax under STC, Vmp (Volts)

5. Maximum working current at Pmax under STC, Imp (Amps)

6. Cell efficiency

7. Module efficiency

8. Fill factor, FF

33

Street Light System consisting of Light, battery, charge controller

1. Testing of light

2. Testing of battery

3. Testing of charge controller

34

Inverter

1. Voltage and current ratings

2. Power ratings

3. Efficiency

35

Charge Controller

1. MPPT mechanism

2. Labeling on charge controller casing

3. Rated Voltage

4. High voltage disconnect

5. Low voltage disconnect

6. Low voltage reconnect

7. Maximum current handling capacity

8. Maximum self current drawn

9. Reverse current leakage protection

10. Short-circuit protection

11. Reverse polarity protection

12. Efficiency of the Charge Controller

13. Charging indicator

NA

36

DC - DC Converter with charge controller

1. Voltage ratio

2. Conversion efficiency

3. Current rating

37

Solar Pump

1. Inverter efficiency at different frequency

38

Switch/Socket

1. Mechanical operation test

2. Insulation resistance test

3. High voltage test

4. Ratio Test

5. Temperature rise

NA

39

Fan Dimmer

1. Insulation resistance test

2. Power frequency High Voltage test

3. Temperature rise test

4. Leakage current test

5. Voltage Drop test

6. Uniformity Test

NA

40

Generator

1.Rated output

2.Maximum output

3.Power factor

4.Rated voltage

5.Voltage regulation

6.Frequency

41

Firefighting generator

1.Rated output

2.Maximum output

3.Power factor

4.Rated voltage

5.Voltage regulation

6.Frequency

42

Optical Fiber

1.Dimensional test

2.Attenuation

3.Dispersion

43

CCTV system

44

Incubator

45

Computer Hardware (motherboard, CPU, Speaker, microphone, power supply, webcam)

46

Kitchen Appliances (Washing machine, grinder/blender/juicer, dish washer, rice cooker, microwave / electrical oven, kitchen hood etc.)

47

Data communication Cables (all electrical tests)

48

Wireless Walkie Talkie/ VHF test (repeater test)

49

Cable connector

1. Resistance test

50

Monitor

1. All electrical test

51

LED Light

1. LED Input Power(W)

2. Color Rendering Index (CRI)

3. Lumen

4. Lumen per Watt

5. PF

6. Correlated Color Temperature (CCT)

52

Fan

1. Input voltage, current, power

2. Air flow

53

CFL

1. LED Input Power(W)

2. Lumen

3. Lumen per Watt

4. PF

5. Efficiency

54

Fluorescent lamp

1. LED Input Power(W)

2. Lumen

3. Lumen per Watt

4. PF

5. Efficiency

55

Incandescent lamp

1. LED Input Power(W)

2. Lumen

3. Lumen per Watt

4. PF

5. Efficiency

56

Personal computer and laptop

1) motherboard

2) CPU

3) Speaker

4) microphone

5) power supply

6) webcam

7) Earthing

8) Insulation Resistance

9) THD

57

Router/switch/modem

All electrical test.

58

Drop out fuse

59

Biomedical Equipment

Test related to medical Imaging and instrumentation.

60

Electrical Safety Test of any kind of equipment and Machinery

Electrical safety test

61

Pump-Generator Set

1. Rated output

2. Maximum output

3. Power factor

4. Rated voltage

5. Voltage regulation

6. Frequency

62

Power Conditioning Unit

63

Fire-Pump Generator Set

1. Rated output

2. Maximum output

3. Power factor

4. Rated voltage

5. Voltage regulation

6. Frequency

64

Electric Vehicle

1. Power train

2. Inverter / Converter

3. Charger

4. Storage (Battery)

Most of the above mentioned tests are performed by the Dept. of EEE, BUET on a regular basis. In addition to these, the department always welcomes unconventional, new tests related to the field of electrical and electronic engineering.

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