Electrical Works & Installation Tender Results

Work Name:GENERAL-CONSTRUCTION OF A NEW BUILDING FOR GOVT.U.P SCHOOL PINDIMANA,KOTHAMANGALAM-Electrification work-General Electrical Work

Electrification

OD1441/2025-2026:Fabricating, supplying, erecting and commissioning of fully compartmentalized, dust and vermin proof cubicle Main panel board of size 1050x1800x250mm or nearest suitable size using 16 G CRCA MS sheet, painting two coats of best quality epoxy paint over two coats of epoxy primer of approved quality, having , front openable bolted type vertical bus bar chamber & cable alley covers with cable entry provisions and bolted type cable glanding plate using 14 SWG CRCA MS sheet at the top and bottom. The panel should have 75x40x4.4mm MS channel provided at the bottom as support and comprising the following(Panel drawing attached with the schedule) <br>Incomer: 63A, 4pole, AC 23A ON LOAD change over switch - 1 No<br>Incoming:- 63A, 25kA FP MCCB setted to 50A and rotory drive kit including BUC handle and shunt release with auxiliary contact- 1No<br>Outgoing:-40A 25kA, 4pole MCCB - 1No with rotary drive kit, Outgoing:-40A 25kA, 3pole MCCB - 1No with rotary drive kit and 32A porcelain 2 way neutral link.Outgoings-25A, 3pole , 25 KA MCCB setted to 25A - 4 Nos with rotary drive kit and 32A porcealin 2 way neutral link.. All switches and MCCB should be of panel mounting and conforming to IS:13947partIII (L&T/ SIEMENS/ Legrand/HPL/Socomec )Busbar Chamber: Busbar chamber with 25X3mm Copper strips 4 Nos or equivalent size one each for phases and neutral fitted on epoxy insulator. Switch interconnections to be done with suitably rated Copper conductors insulated with PVC heat shrinkable sleeves. Interconnections with the incoming and busbar is also to be carried out using 25x3mm PVC insulated Copper strips supported using epoxy insulators and outgoing with suitable rated copper conductor as required. Panel internal earthing should be provided using 25x3mm copper strip with two earthing points brought out at bottom side. Panel surface mounting 96 Sq.mm,LED Multi-function meter with three line display to read V,A,kVA,kVAr,PF, make SCHNEIDER or equivalent suitable for 415V,50Hz- 2No, and 3 Nos 50/5 A class 1 Tape wound CTs, 22.5mm dia LED type indication lamps for three phases(R,Y &B) - 2 set on hinged shutters with quarter turn key locks for each cubicle and control Group B 2A SP MCB (C Curve)-6 numbers inside the cubicle. The panel shall have suitably rated ELR with CBCT .The panel board should have hinged shutters for MCCB cubicles with quarter turn lock and key for each cubicle and front openable bolted type busbar covers and it should be fabricated as per Kerala State Electrical Inspectorate's norms and only after obtaining approval from the departmental officers at site for the design. Sub metering : Outgoing feeder wise metering employing panel door mounting backlit LED 96x96 mm, 3phase 4 wire class 1 , -/5 A electronic energy meters with 30/5 CTs-3 set of approved quality and having ISI mark is to be installed in the separate metering cubicle provided in the main panel- 6 Set . Kerala Electrical Inspectorate/KSEB approved test certificate is to be produced for the energy meters at the time of supply of the panel.<br>All power /control wiring shall be done using adequate size copper cable with copper socket

Work Name:DEPOSIT- Setting up of skin bank at Govt.Medical College Kottayam -Electrical work of cold room & Additional equipment-Providing additional power plugs and three phase enclosure-General Electrical Work