PROVN OF VCBs AND ASSOCIATED INFRA FOR ELECT LOAD MGT DISTR

Amount

Taking down existing capacitor bank of 15 KVAR capcity installed in the existing 11KV Distribution system by dismanting the all cable connection and deposting the same to MES store complete all as specified and directed.

Supply, installation, testing and commissioning of HT 11 KV, 3 phase, 50 Hz totally enclosed metal clad switchgear complete with Vacuum circuit breaker having rupturing capacity 350 MVA, overload and earth fault protection, ammeter, voltmeter and of rating upto 800 Amp ( 01 incoming + 02 outging) cosist of the following complete all as specified and directed: Note : Cost of foundation to be included in the quoted price. (a) 230V Motorised Mechanism (b) Single trip & single close coils - 110 V DC (c) Color coded wiring : 1100 V, CT : 2.5 sqmm other 1.5 sqmm (d) Degree of protection - IP 55 for enclosure (e) Paint shade : RAL 7032 (f) Master Trip Relay (g) OC/EF Relay - CGI-14N,REJ 601 (h) Hooter for fault indication (i) TCS Relay VOLTAGE TRANSFORMER 3PH type VT, 11000√3 110V/√3, Class 1, Burden :100VA, OVF : 1.2 continous & 1.9 for 8 Hours Current Transformer (a) STC: 25kA/1 Sec ; BIL: 11kV/28kVr/75kVp ; Isf<5 (b) 200-1000/5+5A, Class 1/5P10, 15/15 VA (c) 100-50/5+5A, Class 1/5P10, 15/15 VA METERS (a) Digital Ammeter with S/S, Class-1, 96sq.mm (b) Digital Voltmeter with S/S, Class-1, 96sq.mm (c) KWH METER, CLASS-1 for incomer VCB Only (d) CMD Controller for incomer VCB only

INDICATING LAMPS (a) BREAKER ON - RED (b) BREAKER OFF - GREEN (c) AUTO TRIP INDICATION - AMBER (d) TRIP CIRCUIT Healthy - WHITE (e) SPRING Charged - BLUE (f) PHASE INDICATION - R,Y,B Note for Sr No 02 (a) Contractor shall visit site before placing order and check the height of bus bar of existing VCB and ensure matching height of new and existing VCB for compatibility. (b) Any addition/alteration to existing panel reqd to be included in quoted rate. (c) Installation to VCBs to be done in presence of REP of OEM.

Supply installation and testing and commissioning of 11 KV 800 A Buscoupler panel with Copper bus bar & adapter panel complete all as specified and directed and consist of the following : (a) 230V Motorised Mechanism (b) Single trip & single close coils - 110 V DC (c) Color coded wiring : 1100 V, CT : 2.5 sqmm other 1.5 sqmm (d) Degree of protection - IP 55 for enclosure (e) Paint shade : RAL 7032 (f) Master Trip Relay (g) OC/EF Relay - CGI-14N,REJ 601 METERS (a) Digital Ammeter with S/S, Class-1, 96sq.mm (b) Digital Voltmeter with S/S, Class-1, 96sq.mm INDICATING LAMPS (a) BREAKER ON - RED (b) BREAKER OFF - GREEN (c) AUTO TRIP INDICATION - AMBER (d) TRIP CIRCUIT Healthy - WHITE (e) SPRING Charged - BLUE (f) PHASE INDICATION - R,Y,B Note for Sr No 03 (a) Contractor shall visit site before placing order and check the height of bus bar of existing VCB and ensure matching height of new and existing VCB for compatibility. (b) Any addition/alteration to existing panel reqd to be included in quoted rate. (c) Installation to VCBs to be done in presence of OEM rep.

S&L cable XLPE insulated screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 11000 Volts grade with stranded aluminium conductor of size 95 sq mm 3 core in trenches complete all as specified and as directed.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination , heat shrink type, joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, Al conductor cable of size 50 sqmm to 95 sqmm complete all as specified and as directed.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m deep for foundation/cable trench, not exceeding 10Sqm on plan and getting out in soft/loose soil complete all as specified and as directed.

Returning filling including spreading, levelling and well ramming in layers not exceeding 25cm thick in soil complete all as specified and as directed.

Removal of surplus soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

M&L for sand cushioning with dry clean sand 15cm below cable and 8cm above the cable complete all as specified and as directed. Note : Punned thickness shall be measured for payments.

Supplying and laying un-reinforced precast concrete cable cover, class HV,type 1 with flat, size 300mm x 180mm x 40mm as per IS 5820: 1970 complete all as specified and directed.

S & F in repairs, 80 mm bore, steel tubes, galvanised, light grade with all fittings and fixtures complete fixed to walls, ceilings, pole using suitable clamp/holder bat complete all as specified and directed.

M/s PRABIR ENTERPRISE (BID ID -3081932)

M/S SINGH TRADERS (BID ID -3076234)

R D Enterprises (BID ID -3081822)

STANDARD ELECTRIC WINDERS (BID ID -3080943)

M/S A K BROTHERS (BID ID -3080563)