| 1 | M&L for replacement of old unsv APFC Panel and supply, installation, testing & commissioning microprocessor based automatic power factor control 100 KVAR , LT panel board (MPFCS) 433 volt, IP-65, 50 cycles per second, cubical type, front & back openable double leaf type, dust & vermin proof with locking arrangement, powder coated with approved colour, made out of CRCA sheet 3.15 mm, outdoor type with canopy, cable entry glands, double compression type, duly pre-wired with suitable pillars made out of 50mm x 50mm x 6mm angle iron, grouted in & including PCC (1:2:4) using 20mm graded stone aggregate complete as per IS: 8623-1993 & all as per latest IS specifications & suitable for housing & including following accessories : -
(a) Incoming MCCB of 250 Amps TP 36 KA rupturing capacity, 3 pole thermal magnetic release type with shunt trip coil - 01 No.
(b) Copper bus bar duly insulated with colour coded heat shrinkable sleeve insulation for three phase four wire system of 400 Amps capacity rating with suitable size/ type non hygroscopic, non combustible track resistant, high strength FRP/ MC/ DMC insulators.
(c) Capacitor switching contactor suitable for 2 x 5 + 2 x 20 + 2 x 25 capacity shunt capacitors (Contactor Amps rating shall not be less than 1.5 times nominal rated current), three poles, coil voltage 440 volts. Each contactor shall be protected with MCB TP 10 KA, D-curve type (MCB to be provided for 1.33 times KVAR ie 100% current capacity of the MPFCS irrespective of the fact that contactor's rating is 1.5 times).
(d) One set current transformer (CTs) of ratio 400/5 to be fixed on bus bars of existing panel including connection with 2 core 1.5 sqmm armoured copper conductor cable complete with gland etc.
(e) Shunt capacitors MPP type heavy duty 100 KVAR distributed in steps of 6 stages with configuration (2 x 5 + 2 x 20 + 2 x 25) directly connected to maintain power factor at 0.99 or unity, housed in self-extinguishing insulating material, with built in over pressure safety devices (Capacitors shall discharge automatically with electronic reactance discharge KA of suitable rating in kiloohm & watts, when power supply is switched off) 440 volts, 50 Hz, minimum static life expectancy of more than 1,15,000 hours & switching life (minimum 5000 switching operations per year) 1,00,000 hours, output capacitance tolerance of 0% to 10%. Di-electric losses less than 0.5 watt per KVAR, temperature (Max.) 55 C, IP 30 protection all as per latest IS. | 1 | Each |
| 2 | (f) Wiring of complete panel board with multi stranded 2.5 sqmm flexible PVC copper wires & copper thimbles complete with number sleeve markers.
(g) Microprocessor based automatic power factor control relay unit suitable for twelve stages of capacitor bank. The processor shall have the following features: -
(i) Suitable for programming at site.
(ii) Over & under voltage trip point 15%.
(iii) Self adjusting switching sequence.
(iv) PF adjusting range upto 0.8 lag to 0.99 lead by digital setting keys.
(v) Auto calculation of C/K value.
(vi) 50 Hz frequency, 433 volts, 3 phase system.
(vii) Single phase prevention of capacitors & phase reversal for capacitors including electronic over load inter connected with MCCB.
(viii) 50 Hz frequency, 433 volts, 3 Phase system.
(ix) Indication for operational state of capacitors LED type.
(x) Current input 0.5 Amps.
(xi) Low current release less than 50mA, voltage release 35 milli seconds, voltage burden 5 VA, Current burden 0.5 VA.
(h) Exhaust fan of 150 mm sweep for cooling of panel. | | |
| 3 | M&L for replacement of old unsv LT panel and Supply, Install, Testing and Commissioning in replacement of factory made Indoor type dust and vermin proof(IP 54 protection) feeder Pillar LT Panel board cubicle double door hinged type of suitable size 415V AC, 50Hz, fabricated of GP/CRCA sheet 3.15mm thick machine pressed and angle iron frame 50mm X 50mm X 6mm grouted in PCC , powder coated in Seven Tank process inside and outside complete including 4 Pole aluminum Bus Bar of suitable size 600 Amp mounted on porcelain insulator ,concealed hinged door with Sliding door bolt door locking arrangement and enclosed in chamber made out of 2mm sheet thick GP/ CRCA sheet machine pressed and connection from incoming and outgoing electric cable with suitable size thimbles/lugs cable gland with open able shutters on both side and danger notice plate on all the four door comprising of following:-
INCOMING:-a) Busbar 4 Pole, Aluminum, 600 Amps - 01 Set
(ii) (b) MCCB 400 Amp 4 Pole, 36KA, of make Havells / Siemens/ Schneider ,with atdjustable thermal setting alongwith spreader terminals -01No.
(iii) (c) LED type Phase indicator lamp(RYB) = 03 Nos
(iv) Ammeter Digital type, CT operated 0-500A range, (with selector switch and CT 100/5 Amp) - 01 Set
(v) Volt Meter Digital type 0-500 V range, ) - 01 Set
Outgoing:-
(i) MCCB 250 Amp 4 Pole, 36KA ,with adjustable thermal setting alongwith spreader terminals -01No.
(ii) MCCB 200 Amp 4 Pole, 25KA ,with adjustable thermal setting alongwith spreader terminals -01No.
(iii) MCCB 63 Amp 4 Pole, 16KA ,with adjustable thermal setting alongwith spreader terminals -01No
Note:-.(i) The panel Make should be CPRI approved
(ii) Before Placing the order contractor should take necessary approval of drawing from Engr-In-Charge and Accepting Officer.
(iii) Platform for the feeder pillar board with PCC 1:2:4 15 Cm thick in foundation, Brick (Sub Class B) work in CM 1:6 ,rendering 1:6 on exposed surfaces and 100 mm thick PCC 1:3:6 type C1 using 20 mm graded stone aggregate as in padding on top and grouting legs of panel . The platform shall be of 40 cm below ground level and 60Cm height above ground level . Rate for Platform shall be included in the quoted rate.
| 1 | Each |
| 4 | Supply and fix in repair / replacement for soft starter suitable for centrifugal pump of capacity 45 KW/60 HP , suitable for operating on 3 phase AC supply 415 Volts, comprising of inbuilt by-pass contractor, soft start/soft stop/adjustable current limit , essential motor protection against overload single phasing, phase sequence reversal, abnormality in supply, unbalanced current, thermostator protection through PTC, excess start time setting, PC interface & with necessary protection of start by means of contractor/relay etc. The starter shall have MCCB 200 Amp, 4 pole to control the incoming supply, transformer, under voltage protection device, over voltage protection device, semi conductor fuse, contactor, LED indicator for R/Y/B & ON/OFF indication, Amp Meter with CTs & voltmeter of suitable rating complete fixed in and including CRCA sheet 2.0 mm thick powder coated complete with fabrication work complete all as specified and directed. | 1 | Each |
| 5 | Material and labour for construction of platform for mounting of transformer using brick masonary of sub class 'B' brick (old size). Plateform size is 3000mmx2500mmx1800mm including foundation depth of 500mm below ground level and approaching steps also inc and including provision of chain link fencing all around the transformer plateform 1.5 mtr high above the plateform top made out of 4mm thick mild steel plain wire supported with angle iron of 50mm x50mm x 6mm including provision of one opening gate of size 1 mtr wide and 1.5mtr in height with locking arrangement fixed to fencing with angle iron incl two coat of cement base paint over one coat of primer on plateform walls and two coat of synthetic paint over a coat of red oxide paint on all steel wire and angle iron, fixing of two Nos MS channel of size MC 80 at the centre of plateform top for moving of transformer wheels, including of 4 x danger notice board for HT 11000 volt fixed to each side of transformer fencing complete all as specidfied and directed.
Note: - Any excavation/ earth work and PCC work shall be deemed to be including in the quoted rates. | 2 | Each |
