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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹5.2 LAdmitted-Finance | ₹5.2 L | L1 | Admitted-Finance |
| 2 | L2₹5.5 L+₹29,500 (5.69%)Admitted-Finance | ₹5.5 L+₹29,500 (5.69%) | L2 | Admitted-Finance |
| 3 | L3₹5.6 L+₹45,500 (8.78%)Admitted-Finance | ₹5.6 L+₹45,500 (8.78%) | L3 | Admitted-Finance |
| 4 | L4₹9 L+₹3.8 L (73.6%)Admitted-Finance | ₹9 L+₹3.8 L (73.6%) | L4 | Admitted-Finance |
| 5 | L5₹9.4 L+₹4.2 L (81.3%)Admitted-Finance | ₹9.4 L+₹4.2 L (81.3%) | L5 | Admitted-Finance |
| Sl No | Description | Qty | Unit | RUX AUTOMATION PVT. LTD. L3 | Laxmi Associates L5 | Solution Point Engineers Pvt. Ltd. L2 | M/S. SP ELECTROTECH PVT. LTD. L4 | Power Systems And Services L1 |
|---|---|---|---|---|---|---|---|---|
| 1.00Providing Services, Testing, and Trial of Protective Relays TG Set and Switchyard at HBL Plant Sugauli as per the below scope & technical specifications and attached tender document: | ||||||||
| 1.01 | 20 MW, 11 KV TG SET
1. Testing of protective and auxiliary relays of the TG relay panel.
2. Testing of insulation resistance (IR), resistance, knee point, and ratio test of current transformers (CT).
3. Testing of insulation resistance (IR), resistance, and ratio test of metering and protection potential transformers (PT).
4. Testing of insulation resistance (IR), resistance, and ratio test of the excitation transformer.
5. Testing of differential stability by primary injection.
6. Ratio test of neutral grounding resistor (NGR) CTs by primary injection.
7. Testing of metering functions of TG panel by secondary injection.
8. Testing of the synchronizing scheme of the TG vacuum circuit breaker (VCB) by secondary injection.
9. Testing of insulation resistance (IR), polarization index (PI), and winding resistance of the alternator.
10. Checking of the exciter and the diodes of the alternator exciter.
11. Testing of insulation resistance (IR) of HT cable, NGR panel, and LAPT panel.
12. Testing of insulation resistance (IR) and capacitance of surge capacitor.
13. Testing of insulation resistance (IR) of the lightning arrestor.
14. Testing of earth resistance (maximum 2 earths).
15. Testing of the protective system including the tripping circuit of the breaker, by secondary injection test kit.
16. Testing of insulation resistance (IR) and operation of TG breaker.
17. Carried out calibration and testing of protection relays as per standard procedures. | 1 | Each | 1,37,000 ₹1,37,000 | 2,90,000 ₹2,90,000 | 1,35,000 ₹1,35,000 Lowest | 2,32,000 ₹2,32,000 | 1,50,750 ₹1,50,750 |
| 1.02 | Switchyard Relay Panel Testing
1. Testing of protective and auxiliary relays of the transformer and switchyard protection system.
2. Testing of current transformers (CT) and potential transformers (PT).
3. Testing of transformer protection devices by simulation, including Buchholz relay, winding temperature indicator (WTI), oil temperature indicator (OTI), pressure relief valve (PRV), and oil surge relay (OSR).
4. Magnetic core balance test of transformer.
5. Transformer ratio test.
6. Transformer winding resistance test.
7. Insulation resistance (IR) and polarization index (PI) test of transformer.
8. Insulation resistance (IR) test of 11 kV cables connected to the transformer.
9. Insulation resistance (IR) test of 11 kV breaker of transformer.
10. Transformer differential protection relay testing.
11. Grid islanding protection relay testing.
12. Distance protection relay testing.
13. Metering test (voltage, amperes, frequency – VAF) by secondary injection test kit. | 1 | Each | 1,42,000 ₹1,42,000 | 1,80,000 ₹1,80,000 | 1,38,000 ₹1,38,000 | 2,18,000 ₹2,18,000 | 1,08,500 ₹1,08,500 Lowest |
Tender Value
Refer Docs
Closing Date
28 May 2026, 3:00 pmClosed
CHIEF MANAGER PURCHASE
PATNA, BIHAR
TESTING AND TRIAL OF PROTECTIVE RELAYS TG SET AND SWITCHYARD AT HBL PLANT SUGAULI, EAST CHAMPARAN AND LAURIYA, WEST CHAMPARAN, BIHAR.
2026_HPCLB_276838_1
HBL/TEN/PUB/26-27/013
Open Tender
Repair and Maintenance Services
Works
15 days
SUGAULI, EAST CHAMPARAN
AS PER ATTACHED TENDER DOCUMENT
2 documents required · 2 mandatory
₹0
Exempted
19 Jun 2026
7 May 2026
29 May 2026
7 May 2026
28 May 2026
7 May 2026
7 May 2026 - 27 May 2026
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1Providing Services, Testing, and Trial of Protective Relays TG Set and Switchyard at HBL Plant Sugauli as per the below scope & technical specifications and attached tender document: | |||||
| 1.01 | 20 MW, 11 KV TG SET
1. Testing of protective and auxiliary relays of the TG relay panel.
2. Testing of insulation resistance (IR), resistance, knee point, and ratio test of current transformers (CT).
3. Testing of insulation resistance (IR), resistance, and ratio test of metering and protection potential transformers (PT).
4. Testing of insulation resistance (IR), resistance, and ratio test of the excitation transformer.
5. Testing of differential stability by primary injection.
6. Ratio test of neutral grounding resistor (NGR) CTs by primary injection.
7. Testing of metering functions of TG panel by secondary injection.
8. Testing of the synchronizing scheme of the TG vacuum circuit breaker (VCB) by secondary injection.
9. Testing of insulation resistance (IR), polarization index (PI), and winding resistance of the alternator.
10. Checking of the exciter and the diodes of the alternator exciter.
11. Testing of insulation resistance (IR) of HT cable, NGR panel, and LAPT panel.
12. Testing of insulation resistance (IR) and capacitance of surge capacitor.
13. Testing of insulation resistance (IR) of the lightning arrestor.
14. Testing of earth resistance (maximum 2 earths).
15. Testing of the protective system including the tripping circuit of the breaker, by secondary injection test kit.
16. Testing of insulation resistance (IR) and operation of TG breaker.
17. Carried out calibration and testing of protection relays as per standard procedures. | 1 | Each | - | - |
| 1.02 | Switchyard Relay Panel Testing
1. Testing of protective and auxiliary relays of the transformer and switchyard protection system.
2. Testing of current transformers (CT) and potential transformers (PT).
3. Testing of transformer protection devices by simulation, including Buchholz relay, winding temperature indicator (WTI), oil temperature indicator (OTI), pressure relief valve (PRV), and oil surge relay (OSR).
4. Magnetic core balance test of transformer.
5. Transformer ratio test.
6. Transformer winding resistance test.
7. Insulation resistance (IR) and polarization index (PI) test of transformer.
8. Insulation resistance (IR) test of 11 kV cables connected to the transformer.
9. Insulation resistance (IR) test of 11 kV breaker of transformer.
10. Transformer differential protection relay testing.
11. Grid islanding protection relay testing.
12. Distance protection relay testing.
13. Metering test (voltage, amperes, frequency – VAF) by secondary injection test kit. | 1 | Each | - | - |
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