| 1 | Supply & fix as in repairs LT Panel board Outdoor type floor mounted free standing dust and vermin proof with IP-55 protection, CPRI approved, frame fabricated out of 40mm x 40mm x 4mm angle iron made of 3 mm thick CRCA sheet for entire outer panel with single door and locking arrangements & 1.6 mm thick for inner compartment with 40mmx4mm flat Iron, including Separate cubicle chamber with cable alley not less than 300mm width for installation/connecting switchgears with the main bus bar using aluminium bus link or copper conductor flexible wires suitable for switch rating and connecting outgoing terminals of the switchgear with terminal blocks of appropriate current rating using flexible copper wires duly terminated by cable lugs and thimbles, MS surfaces epoxy based powder coated, shade as approved over 2 coats of red oxide primer, surfaces pre-treated in seven tank process for de-greasing, de-rusting & Phosphated, panel having front and rear opening and provision for installation of separate cable alleys, all MCCBs must be have thermal magnetic relrase, busbar chamber and switchgear compartments, Provision in cable alleys for bottom cable entry for incoming & outgoing cables, affixing MV danger plate at suitable intervals / locations including erection, testing and commissioning complete all as specified and directed with and including the following swich gears, fixtures and fitments mentioned below Busbars:-
TPN- Not less than 1250 A, Aluminium bus bars E91 grade, 1100 volts grade duly covered with heat shrinkable sleeves colour coded duly fixed on moulded brackets and covered all around by insulating/CRCA sheet having no exposed portion. Bus bar chamber to be selected so that it provides gap between Bus bar and heat dissipation conforming to IS standard -1 set. Incoming:- (i) ACB 1000 A, 4 Pole, 50KA with with Thermal MagneticRelease (Manual Fixed type) ACB - 01 No. (ii) CT's 1000/5 -03 No. (iii)Multifuction meter -01 No (vi) Phase Indicating lamps -03 (vii) Control fuses / MCB -03 Nos | 1 | Each Job |
| 2 | Item no.1 contd Outgoing:-
Separate cubical chamber with a cable alley not less than 300 mm width for installation/connecting the following switch gear with the main bus bar using aluminium bus link or copper conductor flexible wires suitable to the switch rating and connecting outgoing terminals of the switch gear with terminal blocks of appropriate current rating using flexible copper wires duly terminated by cable lugs and thimbles. (i) MCCB, 4 pole 250 A, 36 KA - 02 No
(ii) MCCB, 4 pole 200 A, 25 KA - 03 No
(iii) MCCB, 4 pole 125 A, 25 KA - 02 No
(v) MCB, TPN 40 A - 02 Nos Note:- (i) A clear space of 200 mm shall be kept from floor level for switchgear compartment.
(ii) Air ventilation breathers with exhaust fan plastic body 100mm sweep to be provided for heat dissipation. Suitable sized knock-out holes for cable glands shall be provided.
(iii) Each compartment shall be numbered / lettered as approved by GE.
(iv) LT panel shall be fixed in existing location and the disturbed surrounding surfaces shall be made good as per exising specifications. The cost of making good shall be deemed included in unit quoted rate.
(v) Contractor shall submit the GA drawings of LT Panel for approval of GE before placing the bulk order | | |
| 3 | All as per serial item No. 1 here- in before but LT Panel board Outdoor type with the following swich gears,fittings & fixures :- Busbars
TPN-400 A, Aluminium bus bars E91 grade, 1100 volts grade duly covered with heat shrinkable sleeves colour coded duly fixed on moulded brackets and covered all around by insulating/CRCA sheet having no exposed portion. Bus bar chamber to be selected so that it provides gap between Bus bar and heat dissipation conforming to IS standard -1 set.
Incoming
(i) MCCB 200 A, 4 Pole, 36KA with thermomagnetic release (with release range 160-200A) -01
(ii) CT's 200/5 -03 No. with 01 selector switch -01 No.
(iii) Multifuction meter -01 No -01 No.
(iv) Phase Indicating lamps -03 No.
(v) Control fuses/MCB 32 Amp SP -03 No. Outgoing:-
(i) MCCB, 4 pole 100 A, 30 KA - 04 Nos
(ii) MCCB, 4 pole 63 A, 16 KA - 03 Nos
(iii) MCB SPN 20 A - 02 Nos
| 1 | Each Job |
| 4 | All as per serial item No. 1 here in before but LT Panel board Outdoor type with the following swich gears, fittings & fixures :- Busbars:-
TPN-Not less than 792 A, Aluminium bus bars E91 grade, 1100 volts grade duly covered with heat shrinkable sleeves colour coded duly fixed on moulded brackets and covered all around by insulating/CRCA sheet having no exposed portion. Bus bar chamber to be selected so that it provides gap between Bus bar and heat dissipation conforming to IS standard -1 set. Incoming:-
(i) MCCB 630 A, 4 Pole, 50 KA with thermomagnetic release - 02 No
(ii) Change over switch 630 Amp 4, Pole -01 No
(ii) CT's 400/5 -03 No.,
(iii) Multifuction meter -01 No-01 No.
(iv) Phase Indicating lamps -03
(v) Control fuses / MCB -03 No. Outgoing:-
(i) MCCB, 4 pole 250 A, 36 KA -05 No
(ii) MCCB, 4 pole 200 A, 36 KA -02 No
(iii) MCCB, 4 pole 100 A, 30 KA -01 No
(iv) MCCB 4 pole , 32 Amp 16 KA 1 set duly connected with contactor 32 Amp .
(v Timer and protection MCB etc ,
(vi) Manual.auto control switch, duly wind up to terminal block for connecting street light circuits
| 1 | Each |
| 5 | All as per serial item No. 1 here in before but LT Panel board Outdoor type with the following fittings & fixures :- Busbars:-
TPN-Not less than 300 A, Aluminium bus bars E91 grade, 1100 volts grade duly covered with heat shrinkable sleeves colour coded duly fixed on moulded brackets and covered all around by insulating/CRCA sheet having no exposed portion. Bus bar chamber to be selected so that it provides gap between Bus bar and heat dissipation conforming to IS standard -1 set. Incoming:-
(i) MCCB 250 A, 4 Pole, 50KA with thermomagnetic release - 02 No
(ii) Change over switch 630 Amp 4, Pole -01 No
(iii) CT's 250/5 -03 No.,
(iv) Multifuction meter -01 No.
(v) Phase Indicating lamps -03
(vi) Control fuses / MCB -03 No. | 1 | Each |
