Name of Work:- REPAIR/MAINT OF LT BUS BAR, FEEDER PILLAR BOXES, MAINT OF SUB STNS, PAINTING AND OTHER MISC WORKS AT RMS
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Item Description
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Supply, installation, erecting, commissioning and testing new factory made LT panel board cubical out door type in repairs/replacement of suitable size for housing of all equipments & proper heat dissipation, CPRI approved weather/dust proof, made out of 3.15 mm thick CRCA sheet powder coated with front and back side openable with suitable cable chamber and front side shutters with locking arrangement panel base of angle iron 50x50x6 mm upto 45 cm height for 433 volts, 3 phase, 4 wire system including TPN Aluminium bus bar of rating not less than 1.5 times the rated capacity of the incomer MCCB. The TPN bus bar shall be insulated with colour coded heat shrinkable sleeves and shall be mounted on F class insulators. All interconnections between the main bus bar as well as outgoing feeders shall be carried out with TPN Aluminium bus bar of rating not less than 1.5 times rated capacity of of individual outgoing feeders. All control wiring shall be with FRLS PVC insulated 6 sqmm multi-stranded copper conductor and shall be properly bunched. The panel board shall have bottom channel of size 75 x 40 mm and complete mounted or fixed on PCC foundation above 0.45 mtr on floor and cable connection with suitable size of copper lugs and suitable size chrome plated glands provided for incoming and out-going cables comprising the following :-
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Item 01 Contd..INCOMING MCCB(a) 200 Amp 4 pole, 36 KA breaking capacity with adjustable thermal magnetic setting with earth fault protection Ics= 100% Icu, - 01 Nos. OUTGOING MCCB(a) 100 Amp 4 pole MCCB 16 KA breaking capacity with adjustable thermal magnetic setting with Ics= 100% Icu - 04 Nos. (b) 32 Amp MCB TPN - 01 No (c) Spare space for MCCB - 01 No Metering: a) AC digital voltmeter 0-500 volts Size 4\\"X4\\" with 3 Ph selector switch-01 Nosb) 0-500 digital Amp meter with suitable Size 4\\"X4\\" with 3 Ph selector switch- 01 Set.c) LED Indicating lamps RYB set of three -01 SetsNote : (a) Cable Entery should be Incoming/outgoing from seperate cable galley.(b) All Incoming/Outgoing MCCBs provide suitable size of copper connection plates.(c) All Incoming/Out going MCCBs provide spreader Links - 04 Nos Each.(d) Provision of gland hole, brass glands as per direction of Engr-in-Charge.(e) All Incoming/out goings MCCBs should be Marking label/End plate/End clams/suitable size of Terminal Block Stud/screwless type etc (f) Main busbar/link bus bar should be full covered back size also.
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Supply, installation, erecting, commissioning and testing new factory made LT panel board cubical out door type in repairs/replacement of suitable size for housing of all equipments & proper heat dissipation, CPRI approved weather/dust proof, made out of 3.15 mm thick CRCA sheet powder coated with front and back side openable with suitable cable chamber and front side shutters with locking arrangement panel base of angle iron 50x50x6 mm upto 45 cm height for 433 volts, 3 phase, 4 wire system including TPN Aluminium bus bar of rating not less than 1.5 times the rated capacity of the incomer MCCB. The TPN bus bar shall be insulated with colour coded heat shrinkable sleeves and shall be mounted on F class insulators. All interconnections between the main bus bar as well as outgoing feeders shall be carried out with TPN Aluminium bus bar of rating not less than 1.5 times rated capacity of of individual outgoing feeders. All control wiring shall be with FRLS PVC insulated 6 sqmm multi-stranded copper conductor and shall be properly bunched. The panel board shall have bottom channel of size 75 x 40 mm and complete mounted or fixed on PCC foundation above 0.45 mtr on floor and cable connection with suitable size of copper lugs and suitable size chrome plated glands provided for incoming and out-going cables comprising the following :-
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Item 02 Contd..INCOMING MCCB(a) 250 Amp 4 pole, 36 KA breaking capacity with adjustable thermal magnetic setting with earth fault protection with Ics= 100% Icu, - 01 Nos. OUTGOING MCCB(a) 100 Amp 4 pole MCCB 16 KA breaking capacity with adjustable thermal magnetic setting Ics= 100% Icu - 02 Nos. (a) 125 Amp 4 pole MCCB 16 KA breaking capacity with adjustable thermal magnetic setting Ics= 100% Icu - 02 Nos. (b) 32 Amp MCB TPN - 01 No (c) Spare space for MCCB - 01 No Metering: a) AC digital voltmeter 0-500 volts Size 4\\"X4\\" with 3 Ph selector switch-01 Nosb) 0-500 digital Amp meter with suitable Size 4\\"X4\\" with 3 Ph selector switch- 01 Set.c) LED Indicating lamps RYB set of three -01 SetsNote : (a) Cable Entery should be Incoming/out going from seperate cable galley.(b) All Incoming/Out going MCCBs provide suitable size of copper connection plates.(c) All Incoming/Out going MCCBs provide spreader Links - 04 Nos Each.(d) Provision of gland hole, brass glands as per direction of Engr-in-Charge.(e) All Incoming/out goings MCCBs should be Marking label/End plate/End clams/suitable size of Terminal Block Stud/screwless type etc (f) Main busbar/link bus bar should be full covered back size also. Please Enable Macros to View BoQ information
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Item 02 Contd..INCOMING MCCB(a) 250 Amp 4 pole, 36 KA breaking capacity with adjustable thermal magnetic setting with earth fault protection with Ics= 100% Icu, - 01 Nos. OUTGOING MCCB(a) 100 Amp 4 pole MCCB 16 KA breaking capacity with adjustable thermal magnetic setting Ics= 100% Icu - 02 Nos. (a) 125 Amp 4 pole MCCB 16 KA breaking capacity with adjustable thermal magnetic setting Ics= 100% Icu - 02 Nos. (b) 32 Amp MCB TPN - 01 No (c) Spare space for MCCB - 01 No Metering: a) AC digital voltmeter 0-500 volts Size 4\\"X4\\" with 3 Ph selector switch-01 Nosb) 0-500 digital Amp meter with suitable Size 4\\"X4\\" with 3 Ph selector switch- 01 Set.c) LED Indicating lamps RYB set of three -01 SetsNote : (a) Cable Entery should be Incoming/out going from seperate cable galley.(b) All Incoming/Out going MCCBs provide suitable size of copper connection plates.(c) All Incoming/Out going MCCBs provide spreader Links - 04 Nos Each.(d) Provision of gland hole, brass glands as per direction of Engr-in-Charge.(e) All Incoming/out goings MCCBs should be Marking label/End plate/End clams/suitable size of Terminal Block Stud/screwless type etc (f) Main busbar/link bus bar should be full covered back size also. Please Enable Macros to View BoQ information
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