CTN :42721109
09 Dec, 2025
2.21 Crore
Tender For corrigendum : manufacture, fabrication, supply,erection, testing and commissioning with 1x8 mva pr.tr,stn transformer, associated equipments, accessories, control panels, control room and electrical works at o.krishnapuram in trichy metro under tkc thro e tener - electrical material supply, power transformer 33/11kv, 8mva power transformer with oltc, breaker along with ct for outdoor ss 33 kv (gc) vcb (out door) 1250a, 26.3ka per 3 sec., 3 pole gang operated soild dielectric insulated with permanent magnetic actuator operating mechanism with inbuilt vcb bushing embedded dry type epoxy resin cast ct (600-300/1-1a) with structure and complete accessories with breaker platform., 11kv (lv) vcb (out door) 12 kv, 1250a, 26.3ka per 3 sec., 3 pole gang operated soild dielectric insulatedwith permanent magnetic actuator operating mechanism with inbuilt vcb bushing embedded dry type epoxy resin cast ct (1200-600/1-1a) with structure and complete accessories with breaker platform., 11kv (feeder) vcb (out door) 12 kv, 1250a, 26.3ka per 3 sec., 3 pole gang operated soild dielectric insulated with permanent magnetic actuator operating mechanism with inbuilt vcb bushing embedded dry type epoxy resin cast ct (400-200/1-1a) with structure and complete accessories with breaker platform., potential transformer 33kv potential transformer with tc (single phase unit), 11kv potential transformer with tc (three phase unit), panels ac panel for 33kv ss, 110 v dc annunciation panel type b, 110v dc indoor c&r panel for gc breaker, 110v dc indoor c&r panel for lv breaker, 110 v dc indoor c&r panel for twin feeder, control cables, junction box and accessories 14c x 2.5 sq.mm text-red-selected">copper cable armoured, 8c x 4 sq.mm
tex
t-red-selec
ted">copper cable armoured, 4c x 4 sq.mm
tex
t-red-selec
ted">copper cable armoured, 4c x 2.5 sq.mm
tex
t-red-selec
ted">copper cable armoured, 2c x 2.5 sq.mm
tex
t-red-selec
ted">copper cable armoured, isi mark 19 / 22 mm cable gland as direc
ted by
the field engineer., isi mark 25 mm cable gland as direc
ted by
the field engineer., isi mark cable 28 mm gland as direc
ted by
the field engineer., lugs, ferrules, sleeves, cable
tie, insula
tion
tape and o
ther accessories for providing cable core end
termina
tion, supply of gi chequerred pla
te 6mm
thickness, junc
tion box supply of c
t/p
t junc
tion box made ou
t of 14swg (2mm) m.s.shee
t wherever required as direc
ted by
the field engineer.
the box shall be vermin proof shall have s
turdy hinges, provision for moun
ting
terminal blocks and locking arrangemen
ts including cos
t of all ma
terials. 400w x 300h x 150d, supply of ac junc
tion box of size 535x310x127mm of 18swg ms shee
t including hrc fuse uni
t-18 nos. should be fi
tted wi
th base, consumables e
tc. (
the box shall be vermin proof, shall have s
turdy hinges and locking arrangemen
ts), supply of moun
ting channel sui
table for cb
tm 5
terminal block in panel /box as required and as direc
ted by
the field engineer., supply of disconnec
ted
type
terminal block sui
table for c
t circui
ts in panels/ box as required & as direc
ted by
the field engineer, supply of isi mark bakeli
te hrc fuse holder wi
th fuse of 2/5/10/16 amps repu
ted make in panels/ boxes for ac/dc/p
t circui
ts wherever required as direc
ted by
the field engineer. 16 amps - fuse holder wi
th hrc fuse, 63amps - fuse holder wi
th hrc fuse, bus & bus ma
terials zebra acsr conduc
tor, 2.0" / 50 mm aluminium bus bar (
thickness:5 mm), 22/33 kv p
t insula
tors, 11kv p
t insula
tor, 11kv, 120kn disc insula
tors (an
tifog), s
trung bus eye bol
t of 18 - 20 mm dia gi rod of required leng
th sui
table for 33kv, 22kv and 11kv s
trung bus including cos
t of gi rod and 2nos gi nu
ts & washer as direc
ted by
the field engineer., clamps and connec
tors
tension fi
tting clamp 4 bol
ted for zebra,
t clamp for 2" bus
to single zebra,
t clamp for zebra
to zebra, swi
tchend clamp for single zebra, swi
tchend clamp for 2" busbar, reducer clamp for 2" bus
to zebra, pg clamp for zebra, free end clamp for 2"busbar, corana bell for 50mm bus bar, swi
tch end clamp for mink, sea
ting block for 2" bus bar(for g