8901 MAINT REPAIR/REPLACEMENT OF EXTERNAL LT NETWORK SYSTEM SWITCHGEARS AND OTHER ALLIED WORKS IN EME WORKSHOP SHO MINTSD OFFICERS QTRS INF BN DCA VIKRAM BATRA JCO QTRS AND OTHER CONNECTED AREA UNDER AGE EM I S PUNE

M&L for locating fault/testing of LT UG Cable of any size with the help of cable fault locating machine including taking shut down and opening the cable from both side of Bus Bar Panel/LT Panel/MCCB/ACB/Transformer etc and re-terminating the same cable in the same Bus Bar Panel/LT Panel/MCCB/ACB etc according to existing system after pinpointing of fault location necessary excavation and taking out of faulty cable for repair/ replacement of joint, relaying of cable, cable cover refilling of soil and removal of surplus soil etc at site all as specified and directed. Note:- (1) The joint shall be measured and paid separately under relevant item. The qty of item will be executed at different times during currency of contract as directed by Engr-in-Charge. Hence, contractor shall quote his rate accordingly for arranging fault locating machine and executing the items accordingly. (2) Fault should be detected and rectified within 08 hrs from intimation (with any means) to contractor. If contractor fails to detect & rectify the fault within 08 Hrs, a penalty after 08 Hrs should be made to contractor at the rate of Rs 500 per hour. (3) The quoted rate is included for the fault locating machine.

M&L in replacement for heat shrinkable Straight through jointing kit for LT 1.1 KV XLPE cables 25 to 50 Sqmm 3.5 core including all accessories required.

M&L in replacement for heat shrinkable Straight through jointing kit for LT 1.1 KV XLPE cables 70 to 150 Sqmm 3.5 core including all accessories required.

M&L in replacement for heat shrinkable Straight through jointing kit for LT 1.1 KV XLPE cables 185 to 240 Sqmm 3.5 core including all accessories required.

M&L Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thickness buried directly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5 meters below normal ground level, connected to galvanised earth strip 25x4 mm as earthing strip by means of GI bolts, nuts, check nuts and washers incl surrounded on all sides by 15cm thick layer of charcoal dust, salt, incl earth strip protected by 40mm dia GI light grade pipe,including PCC pit of 1:2:4, FRP top cover of min 225x300 mm Clear opening with 320 x390 mm frame size, with lifting key, excavation and earth work in any type of soil, light grade GI watering pipe 20mm dia with funnel and wire-mesh complete all to as shown in electrical plate no 3 of SSR Part I 2009 connected main switch board or as reqd at site all as specified and directed by Engr-in-Charge. Note:- (a) The rate quoted include the cost of GI strip & GI protection pipe light 40mm dia bore light grade upto 7.5 metres. PCC Chamber shall be constructed at least 0.50 mtr away from on the earth pit electrode and pipe for watering shall be provided in slanting manner . (b) Value of earth resistance should be less than 1 Ohms for equipments earthing and less than 5 ohms for LA & Power Supply earthings. .

S & F 25 mm x 3 mm aluminum strip as earth continuity conductor complete all as speicified & directed by Engineer-in-charge.

Supply and fix in repairs earth chambers by demolishing unserviceable earth chambers and fixing new chambers of PCC 1:3:6 type C1 bed and chamber RCC 1:2:4 type B1 of size (600X600X200)mm and thickness 120 mm and and PCC top cover 50mm thick ( necessary hinges to be provided) complete all as specified and directed.

M&L for Testing of exisiting earthing resistance with suitable digital Earth tester and recording the readings obtained and making the earthing good by pouring the salt water complete up to the satisfaction of the Engr-in-Charge. Note :- Value of earth resistance should be less than 1 Ohms for equipments earthing and less than 5 ohms for LA & Power Supply earthings.A register will be maintained for building/establishment/section wise (for Equipment earthing, LA, Power etc) duly obtaining the sign of the user complete all as specified and directed by Engr-in-charge.

S & F for in replacement MCCB 400Amps, 4 pole, 36 kA with thermal Adjustable magnetic release, Ics = 100% Icu, 415 volts, 50 Hz with with phase barrier/phase seperator/spacer with copper spreader links and required nut, bolts or other fixing accessories complete all as specified and directed by Engr-in - Charge.. Note:- i) The contractor shall have to procure the suitable MCCB for exising LT Panel.

All as per sl item no-9 above but, rating MCCB 315 Amp 4 P 36 KA, 415 volts with thermal Adjustable magnetic release