| 1 | Transportation of distribution transformer up to 3 phase 63 kVA to a following specified distance 0 TO 60 kM | Transportation of repaired refurbished distribution transformer up to 3phase 63 kVA to a following specified distance inclusive of dismantling the existing faulty distribution transformer from the DP structure by disconnecting the HT conductors and LT cable utilizing chain pulley and manual labour Firmly installing the repaired refurbished distribution transformer onto the DP structure including loading and unloading reconnecting the HT conductor and LT cable changing lugs if necessary and conducting testing and commissioning as required
Note 1 To and fro transportation of burnt and replaced transformer is included in the rate
Note 2 The agency may collect the faulty transformer
0 TO 60 kM | 3 | Jobs | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
| 2 | Transportation of distribution transformer up to 3 phase 63 kVA to a following specified distance 61 TO 180 Km | Transportation of repaired refurbished distribution transformer up to 3phase 63 kVA to a following specified distance inclusive of dismantling the existing faulty distribution transformer from the DP structure by disconnecting the HT conductors and LT cable utilizing chain pulley and manual labour Firmly installing the repaired refurbished distribution transformer onto the DP structure including loading and unloading reconnecting the HT conductor and LT cable changing lugs if necessary and conducting testing and commissioning as required
Note 1 To and fro transportation of burnt and replaced transformer is included in the rate
Note 2 The agency may collect the faulty transformer
61 TO 180 kM | 4 | Jobs | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
| 3 | Transportation of transformer up to 3 phase 63 kVA to a following specified distance 181 TO 350 kM | Transportation of repaired refurbished distribution transformer up to 3phase 63 kVA to a following specified distance inclusive of dismantling the existing faulty distribution transformer from the DP structure by disconnecting the HT conductors and LT cable utilizing chain pulley and manual labour Firmly installing the repaired refurbished distribution transformer onto the DP structure including loading and unloading reconnecting the HT conductor and LT cable changing lugs if necessary and conducting testing and commissioning as required
Note 1 To and fro transportation of burnt and replaced transformer is included in the rate
Note 2 The agency may collect the faulty transformer
181 TO 350 kM | 8 | Jobs | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
| 4 | Arrangement of repaired and refurbished 3 Ph upto 63 kVA similar to the faulty 0 TO 25 kVA 11kV 440V Transformer | Arrangement of repaired refurbished 3 Ph distribution transformer upto 63 kVA similar to the faulty transformer of same capacity and same winding materials with full quantity of transformer oil properly tested for winding resistance insulation temparature raise ratio OC and SC tests ic checking of leakages bushing terminal etc complete as required as below
Note
1 Firm should provide one year warrenty of the replaced transformer
2 Test results should be submitted to engineer in charge before installation.
3 Liasoning with DOPN authority for HT Line clearance is agencies responsibility
4 The faulty transformer shall be tested for winding failure burnt in presence of site incharge JTO SDE
0 TO 25 kVA 11kV 440V Transformer | 10 | Jobs | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
| 5 | Arrangement of repaired and refurbished 3 Ph transformer upto 63 kVA similar to the faulty 26KVA-63 kVA 11kV 440V Transformer | Arrangement of repaired refurbished 3 Ph distribution transformer upto 63 kVA similar to the faulty transformer of same capacity and same winding materials with full quantity of transformer oil properly tested for winding resistance insulation temparature raise ratio OC and SC tests ic checking of leakages bushing terminal etc complete as required as below
Note
1 Firm should provide one year warrenty of the replaced transformer
2 Test results should be submitted to engineer in charge before installation.
3 Liasoning with DOPN authority for HT Line clearance is agencies responsibility
4 The faulty transformer shall be tested for winding failure burnt in presence of site incharge JTO SDE
26KVA-63 kVA 11kV 440V Transformer | 5 | Jobs | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
| 6 | Supplying and erection of three piece nonlinear resistor type lightning arrestor | Attending break down faults of 11KV 415 Volts transformer up to 63 KVA including replacement of any spares mentioned below including supplying fixing testing etc complete as reqd
Note Liasoning with DOPN authority for HT shutdown disconnection reconnection charges if any is agencies responsibility
A Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire 11 KV overhead lines with rated voltage 9 KV rms with a nominal discharge current rating of 5 KA and complete with galvanised clamping arrangement G I bolts nuts washers etc as required | 10 | Sets | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
| 7 | Supplying and erection of 11 KV pin insulator complete with large steel head G I pin nuts washers etc as required | Attending break down faults of 11KV 415 Volts transformer up to 63 KVA including replacement of any spares mentioned below including supplying fixing testing etc complete as reqd
Note Liasoning with DOPN authority for HT shutdown disconnection reconnection charges if any is agencies responsibility
B Supplying and erection of 11 KV pin insulator complete with large steel head G I pin nuts washers etc as required | 12 | Sets | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
| 8 | Supplying and erection 11 KV disc insulator for 11 KV over head lines with galvanised insulator fittings | Attending break down faults of 11KV 415 Volts transformer up to 63 KVA including replacement of any spares mentioned below including supplying fixing testing etc complete as reqd
Note Liasoning with DOPN authority for HT shutdown disconnection reconnection charges if any is agencies responsibility
C Supplying and erection of 11 KV disc insulator for 11 KV over head lines with galvanised insulator fittings ball and socket type and complete with galvanised strain clamps bolts nuts washers etc as required | 12 | Sets | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
| 9 | 11 KV triple pole 200 A rating A B Switch suitable for vertical mounting with three 11 kV Polymeric Insulator on 75 by 40 mm M S Channels | Attending break down faults of 11KV 415 Volts transformer up to 63 KVA including replacement of any spares mentioned below including supplying fixing testing etc complete as reqd
Note Liasoning with DOPN authority for HT shutdown disconnection reconnection charges if any is agencies responsibility
D 11 KV triple pole 200 A rating A B Switch suitable for vertical mounting with three 11 kV Polymeric Insulator having 320 CD mounted on 75 by 40 mm M S Channels having manually operated with a locking type arrangement through coupling rod and suitable size G I Pipe with operating handle etc as required | 5 | Sets | Umakanta Kar Transformer Oil HV Grade 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland With Suitable Di Electric | 365 |
| 10 | Transformer oil HV grade with suitable di electric strength and should comply with the requirements of Type II Insulating Oil as per IS 335 2018 | Attending break down faults of 11KV 415 Volts transformer up to 63 KVA including replacement of any spares mentioned below including supplying fixing testing etc complete as reqd
Note Liasoning with DOPN authority for HT shutdown disconnection reconnection charges if any is agencies responsibility
E Transformer oil HV grade with suitable di electric strength and should comply with the requirements of Type II Insulating Oil as per IS 335 2018 | 500 | Ltrs | Umakanta Kar 797112,O/othe GMTD BSNL Dimapur-797112 Nagaland | 365 |
