Design, Engineering, Manufacturing, Supply, Dismantling, Retrofitting, Testing and Commissioning of 245KV SF6 Circuit Breaker for replacement of old existing 245KV SF6 hydraulic operated Circuit Breaker at AGBP NEEPCO LTD., Bokuloni, Dibrugarh, Assam

Amount

For Supply

245 KV, 2000 Amps. continuous current, 40kA short circuit Breaking current, Triple pole outdoor type, SF6 circuit Breaker suitable for high speed single/ Three phase rapid auto reclosing features for line breaker(1no) and three phase gang operated for generator breaker (7nos) (as applicable) complete with SF6 Gas (+20% extra), mounting structure, control cubicle, terminal connectors suitable for Zebra conductor, auxiliaries etc. as specified in NIB….. Set

Mandatory Spare Parts required for 5 years of normal operation of the Circuit Breaker as per detailed given below. Itemized prices of the spares to be given….1 complete Set

Complete set of CB complete with pole column (support insulator stack) and interrupter but without support structure and operating mechanism…set

Relays, power contactors, limit switches, push buttons, timers and resistors for electrical control circuit as per approved schematic (consisting of one no. each of all item) ….. Set

Rubber Gaskets, O rings and seals for SF6 Gas….. Set.

Molecular filter for SF6 CB……..Nos

Density Monitor for SF6 Gas. ……..Nos

Closing coil assembly. ……..Nos

Trip coil assembly….Nos

Terminal pads. ……..Nos

Terminal connectors of each type.

Auxiliary switch assembly consisting of 24 nos. of reversible type contacts….Set.

Auxiliary / multiplied contacts with 9 NO + 9NC as spare in addition to the auxiliary contacts required for breaker’s own operational requirements…… Set

Special contacts for use with trip coils and automatic reclosing operation at least 2 (two) nos. of spare potential free contacts for a) Local/Remote switch position; b) Gas pressure normal; c) Gas pressure low; d) Breaker lockout signal, etc. shall be provided.. Complete Set

Operations counter…. Nos.

SF6 Gas 20% of total gas required for 8 CBs. The unit shall vary depending on standard capacity…..50kg/1 SF6 Gas cylinder

Pressure switches (For SF6 circuit)….. Set

All type of coupling for SF6 gas… Set (1 of each type)

Any other recommended spares, if not listed above but required for servicing and AMC periods shall be provided. The list of the same spares shall be submitted in tech-commercial bid and the Price shall be included in the Price Bid….set

Total Price for Supply (A)

For Service: Retrofitting /Installation, testing & commissioning

Dismantling, Retrofitting /Installation, testing &commissioning of 8 (7+1) no SF6 CB with accessories as stated in the NIB (sl.no:1.01 above).

AMC for periods of 5(five) years effective from the date of expiry of warrantee/guarantee periods or concern equipment’s as stated in NIB

AMC for 1st year (Preventive maintenace for 8 nos CB in lots)

AMC for 2nd year (Preventive maintenace for 8 nos CB in lots)

AMC for 3rd year (Preventive maintenace for 8 nos CB in lots)

AMC for 4th year (Preventive maintenace for 8 nos CB in lots)

AMC for 5th year (Preventive maintenace for 8 nos CB in lots)

Total Price for AMC for periods of 5(five) years ©

Total Price for Supply; Retrofitting /Installation, testing & commissioning and AMC for a period 5 years (Preventive maintenace for 8 nos CB in lots)

Bidder Name

Amount in Words

ABB INDIA LIMITED

SIEMENS LTD

CG Power and Industrial Solutions Ltd

ABB INDIA LIMITED

SIEMENS LTD