Tender For 33 Kv Isolator, 33 Kv Fuse Set, Control Cable, Relay And Earthing Etc. Work Of 33/11 Kv Power Substation Amheda In The Jurisdiction Of Subdivision-Iv Ganganagar, Meerut Of Electricity Distribution Division-I Meerut.
Tender Overview
Project Description
Tender For 33 Kv Isolator, 33 Kv Fuse Set, Control Cable, Relay And Earthing Etc. Work Of 33/11 Kv Power Substation Amheda In The Jurisdiction Of Subdivision-Iv Ganganagar, Meerut Of Electricity Distribution Division-I Meerut.
BOQ
| Sl. No. | Item Description |
| 1 | Supply of fixing of 33 KV ISOLATOR connectors for dog conductor. |
| 2 | Repairing & Overhauling of 33KV Isolator of BSI & LSI various make by way of opening of jaw & blade, cleaning and rubbing of Flash spots, refitting of jaw and blade, checking and adjusting of alignment etc., oiling and greasing of movable parts with all associated work at fallowing sub station. |
| 3 | Supply & fixing of 33 KV FUSE SET connectors for dog conductor. |
| 4 | Control Cable Laying.Providing & Laying of different size of (2x2.5)mm2 control cables i.e.from Buchholz relay to Marshalling box Marshalling box to switch gear room, 33KV CT's to CT's Junction Box, CT 33KV, 33 KV P.T. V.C.B Control Panel Junction Box to 33 KV VCB control panel and control panel to 33KV VCB outdoor operating mechanism panel panel from T/F etc.in the cabel trench including makig proper connection at Buchholz Realy, Marshalling box as per required for installed equipment. |
| 5 | Providing & Laying of different size of (4x2.5)mm2 control cables i.e.from Buchholz relay to Marshalling box Marshalling box to switch gear room, 33 KV CT's to CT's Junction Box CT 33KV, 33 KV P.T, V.C.B control panel junction Box to 33 KV VCB control panel and control panel to 33 KV VCB outdoor operating mechanism panel from T/F etc.in the cable trench including making proper connection at Buchholz Relay, Marshalling box as per required for installed equipment. |
| 6 | Providing & Fixing of 33 KV CT junction box for connection and wiring of 33 KV CT as per PVVNL respo. |
| 7 | Supply of 415 volt AC lighting DB with canopy for outdoor. |
| 8 | (i) Current rating: 1A/5A Site selectable. (ii) Aux Supply: 180-240V AC+24V DC rated (As per IEC) with communicable Port.(iii) Draw Out with CT Shorting.(iv) Front LEDs Display for following:- L1, L2, L3, E, Trip for Faulty Phase/Earth, Low Set Trip, High Set Trip.(v) Relay Should have minimum 4 DI, 6 DO.(vi) The relay should have cold load pick ip, Harmonic Blocking and CBFP. It should have minimum 10 Fault records and 10 Events records.a Ip>5 to 400% in step of 1%.b Ip>5 to 3000% in step of 1%.c Ie>5 to 250% in step of 1%.d Ie>5 to 1500% in step of 1%.e Te>0.02 Sec to 20 sec in step of 0.01 Sec.f Ti>0.02 Sec to 20 sec in step of 0.01 Sec.Note:- Breaker Failure Detection.Communication Ports: RS485/RS232.Communication Protocols: MODBUS-RTU&IEC 60870-5-103.Programming through local keypad.Selectable definite Time or IDMT curves as per IEC standards.Rated input current selectable 1A or 5A.Password protection to guard against unauthorized access & editing of setting.Storage of latest 10 fault records with time stamping. Mounting/Case:- Draw-out/Non Draw-out.Trip Circuit Supervision through digital input. |
| 9 | Supply & Erection of Water level earthing by Boring and lowering by providing of G.I. Pipe size 40mm dia, into the ground upto water level or minimum 20Mtr, which ever is more, with the lower end of solid copper cone approx 224mm long and 750gm in weight shall be provided and screwed in pipe as well as bringing out a continuous copper wire 6 SWG, from the cone upto the ground surface where it will be bolted to the G.I. Strip for Transformers neutral connection, the G.I. strip will be connected to star point through providing copper bond strip of size 35x6mm as per PVVNL guidline. Please Enable Macros to View BoQ information |
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