NIT NO.22(M-3)ITEM NO.18

Dismantling of damaged components from Advance make LT panel (5Nos. incoming feeder & Bus Coupler.) , i.e. indicating lights, amp. Meter etc. dismantling of all incoming & outgoing connection, replacement of defective parts in panel & A.C.B.

U/V release 220V

Arc chute contact

Indicating lights R.Y.B.

Breaker control switch

Digital Amp. Meter size 96x96sqmm

Mechanical spring Mechanism with latch

Auxiliary Terminal block

MCB 4pole 32Amp

MCCB 400Amp. TP with spreader & handle

Making Bus bar terminal link for fixing new MCCB Incoming & out going with PVC sleeve

Making base plate for fixing new MCCB in Existing panel & setting of relay range as per motor current, fixing of MCCB with Incoming & out going connection.

P/Fof Protection relays having sensitive earth fault ,over current ,S/C protection with following features-High set elements, highly immune to harmonics, both 1A & 5A CT input in one relay,6out put contacts, Non-volatile memory for trip indication,

Servicing, over hauling of complete ACB ,greasing of all movable parts, setting of tripping mechanism ,re-wiring of under voltage coil , servicing of ACB Fixing of all above components in place of defective removed components as required & re-installation of A.C.B. in existing LT panel complete with all incoming & out going cable connection with thimbling, setting of relay parameters for proper tripping in case of any fault & testing on load at site with engineer in charge.

Insulation on all incoming & out going Bus bar connection ,bends, links, droppers connected with switchgears installed in panels ,cleaning of main panel horizontal bus bar, tapping as required on bus bar for insulation, tightening of all nut bolt etc.

Servicing, over hauling of complete MCCB. LM400, greasing of all movable parts, replacement of spring etc., & re-installation of M.C.C.B. in existing LT panel complete with all incoming & out going cable/Bus Bar connection with thimbling, setting of current parameters for proper tripping in case of any fault & testing on load at site with engineer in charge.

Cleaning & greasing on moving operation mechanism of 800Amp. HPL switch fuse ,replacement of HRC fuse-3nos

Complete checking of LT panel wiring, minor accessories replacement i.e. panel door lock, gas cut ,rubber bidding ,setting of doors, cover any open door ,hole for protection etc. complete in all respect

Replacement of field bus connection for soft starter ABB make

P/F of terminal link for cable connection from motor to soft starter as per sample

Checking of functional system of inbuilt by pass contactor & setting of tripping parameters

Testing & Commissioning of the panel equipments as follow- Check equipments specification- Continuity and earthing-Breaker mechanism and alignmentMeggaring of all equipments for phase to phase, neutral to body, neutral to earth and phase to earth.- All functional tests-Checking for all tightness of nuts and bolts-Alignments of doors etc.-interlocking tests(B) Testing of the panel at site ON LOAD with engineer in charge as per relevant IS

Testing & commissioning of Soft starter on load with required testing equipment off load & on load

SS ENTERPRISES